Cheap flights from Seattle (SEA) to Sydney (SYD) from $643

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — SYD
May 20 — May 271

The best prices from Seattle/Tacoma Intl to Sydney Kingsford Smith are usually found in February or March, booked 61 days in advance, depart on a Sunday or Monday and return on a Sunday

Cheap flight deals from Seattle to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 15, 2024.

Popular in

June

Cheapest in

February

Average price

$1,288

Round-trip from

$1,107
High demand for flights, 17% potential price rise
Best time to find cheap flights, 15% potential price drop
Average for round-trip flights in May 2024
From Seattle/Tacoma Intl to Sydney Kingsford Smith

What is the cheapest day to fly round-trip from Seattle to Sydney?

Saturday is generally a great day to depart. Flying on this day could help you save up to 10%.

How far in advance should I book a flight from Seattle to Sydney?

Find a great deal and save up to 40% by booking at least 37 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Seattle to Sydney within the next two weeks, with the cheapest ticket starting at $1,155.

What is the cheapest month to fly from Seattle to Sydney?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, February can be a great choice for travel to Sydney. Flights to Sydney from Seattle in February are about $1,192 on average during February, but can be found for as low as $816.

When is the cheapest time to fly from Seattle to Sydney (SEA - SYD)?

A simple way to save on the total cost of your ticket is to fly from Seattle to Sydney in the evening. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the morning.

Cheap ANA flights from Seattle to Sydney

Explore cheap flight options specifically provided by ANA for the route between Seattle and Sydney. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,644,845 searches. Data last updated May 15, 2024.
Take a look at some of the lowest-priced ANA flights heading from Seattle to Sydney. Make sure to double check the flight details before booking.
Tue 9/34:40 pmSEA - SYD
1 stop23h 45mANA
Wed 10/3012:25 pmSYD - SEA
2 stops26h 27mANA
Deal found 5/14$1,151
Thu 10/174:40 pmSEA - SYD
1 stop23h 45mANA
Sun 10/2712:25 pmSYD - SEA
2 stops24h 01mANA
Deal found 5/15$1,542
Mon 5/204:40 pmSEA - SYD
1 stop23h 45mANA
Mon 5/278:55 pmSYD - SEA
2 stops44h 51mANA
Deal found 5/15$2,116

Cheap China Airlines flights from Seattle to Sydney

Explore cheap flight options specifically provided by China Airlines for the route between Seattle and Sydney. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,644,845 searches. Data last updated May 15, 2024.
Some of the best deals we've found on China Airlines flights traveling from Seattle to Sydney. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Mon 9/21:40 amSEA - SYD
1 stop40h 05mChina Airlines
Wed 10/3010:10 pmSYD - SEA
1 stop38h 55mChina Airlines
Deal found 5/14$1,538
Sun 9/81:40 amSEA - SYD
1 stop40h 05mChina Airlines
Mon 9/1610:10 pmSYD - SEA
1 stop38h 20mChina Airlines
Deal found 5/14$1,546
Sun 9/221:10 amSEA - SYD
1 stop40h 35mChina Airlines
Mon 10/1410:10 pmSYD - SEA
1 stop39h 20mChina Airlines
Deal found 5/13$1,549

Cheap Seattle to Sydney flights in May & June 2024

Find cheap flight options from Seattle to Sydney specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,644,845 searches. Prices were last updated on May 15, 2024.
These are some of the best deals we've found on flights to Sydney in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Thu 5/308:35 amSEA - SYD
1 stop18h 10mHawaiian Airlines
Thu 6/209:40 pmSYD - SEA
2 stops41h 55mHawaiian Airlines
Deal found 5/14$1,012
Wed 5/2910:30 amSEA - SYD
2 stops40h 15mHawaiian Airlines
Thu 6/209:40 pmSYD - SEA
2 stops41h 55mHawaiian Airlines
Deal found 5/13$1,040
Thu 5/3010:30 amSEA - SYD
2 stops40h 15mHawaiian Airlines
Thu 6/209:40 pmSYD - SEA
2 stops41h 55mHawaiian Airlines
Deal found 5/14$1,041
Sat 5/187:40 amSEA - SYD
1 stop19h 05mHawaiian Airlines
Sat 5/259:40 pmSYD - SEA
1 stop17h 05mHawaiian Airlines
Deal found 5/14$1,121
Sat 5/187:40 amSEA - SYD
1 stop19h 05mHawaiian Airlines
Sat 5/259:40 pmSYD - SEA
2 stops41h 55mHawaiian Airlines
Deal found 5/14$1,124
Sun 6/210:30 amSEA - SYD
2 stops40h 15mHawaiian Airlines
Sun 6/169:40 pmSYD - SEA
2 stops41h 55mHawaiian Airlines
Deal found 5/14$1,146
Thu 6/131:10 pmSEA - SYD
1 stop25h 10mMultiple Airlines
Thu 6/277:05 amSYD - SEA
2 stops19h 55mMultiple Airlines
Deal found 5/15$1,161
Sat 5/187:40 amSEA - SYD
1 stop19h 05mHawaiian Airlines
Fri 5/249:40 pmSYD - SEA
1 stop17h 05mHawaiian Airlines
Deal found 5/14$1,167
Thu 5/308:35 amSEA - SYD
1 stop18h 10mHawaiian Airlines
Thu 6/209:40 pmSYD - SEA
1 stop17h 05mHawaiian Airlines
Deal found 5/14$1,217

Seattle to Sydney 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Sydney in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,644,845 searches. Data last updated May 15, 2024.
These are some of the best deals we've found on flights to Sydney in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Mon 11/117:05 pmSEA - SYD
2 stops23h 45mMultiple Airlines
Sun 11/2411:20 amSYD - SEA
1 stop16h 56mMultiple Airlines
Deal found 5/13$953
Sun 11/38:10 amSEA - SYD
1 stop40h 35mHawaiian Airlines
Sun 11/179:40 pmSYD - SEA
1 stop18h 55mHawaiian Airlines
Deal found 5/14$957
Wed 9/117:40 amSEA - SYD
1 stop19h 05mHawaiian Airlines
Thu 9/199:40 pmSYD - SEA
1 stop17h 30mHawaiian Airlines
Deal found 5/15$972
Wed 10/303:20 pmSEA - SYD
1 stop23h 00mAir Canada
Mon 11/411:20 amSYD - SEA
1 stop16h 56mAir Canada
Deal found 5/14$980
Mon 11/113:20 pmSEA - SYD
1 stop23h 00mAir Canada
Sun 11/2411:20 amSYD - SEA
1 stop22h 11mAir Canada
Deal found 5/14$981
Mon 11/117:05 pmSEA - SYD
2 stops22h 45mMultiple Airlines
Sun 11/248:05 amSYD - SEA
2 stops20h 11mMultiple Airlines
Deal found 5/13$986
Fri 8/237:05 pmSEA - SYD
2 stops22h 45mMultiple Airlines
Sun 9/89:20 amSYD - SEA
1 stop20h 10mMultiple Airlines
Deal found 5/14$991
Wed 10/309:55 amSEA - SYD
1 stop28h 25mAir Canada
Mon 11/49:00 amSYD - SEA
2 stops24h 31mAir Canada
Deal found 5/14$994
Mon 10/287:05 pmSEA - SYD
2 stops23h 15mMultiple Airlines
Mon 11/1811:20 amSYD - SEA
1 stop26h 06mMultiple Airlines
Deal found 5/15$996

Seattle to Sydney flights leaving soon

Find last-minute flight options from Seattle to Sydney for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,644,845 searches. Data last updated May 15, 2024.
Have a look at some of the last-minute flights available departing from Seattle to Sydney. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Mon 5/207:00 pmSEA - SYD
2 stops23h 45mMultiple Airlines
Sat 6/12:40 pmSYD - SEA
2 stops20h 36mMultiple Airlines
Deal found 5/15$1,332
Mon 5/203:55 pmSEA - SYD
1 stop21h 55mQantas Airways
Wed 5/295:35 pmSYD - SEA
1 stop20h 15mQantas Airways
Deal found 5/15$1,452
Mon 5/203:55 pmSEA - SYD
1 stop21h 55mQantas Airways
Thu 5/305:35 pmSYD - SEA
1 stop20h 15mQantas Airways
Deal found 5/15$1,499
Tue 5/213:55 pmSEA - SYD
1 stop23h 15mQantas Airways
Mon 5/279:15 amSYD - SEA
1 stop28h 35mQantas Airways
Deal found 5/15$1,533
Mon 5/205:44 pmSEA - SYD
1 stop20h 06mQantas Airways
Fri 5/3110:20 amSYD - SEA
1 stop19h 02mQantas Airways
Deal found 5/15$1,546
Wed 5/225:50 pmSEA - SYD
1 stop18h 45mMultiple Airlines
Thu 5/304:20 pmSYD - SEA
2 stops23h 15mMultiple Airlines
Deal found 5/15$1,648
Tue 5/213:55 pmSEA - SYD
2 stops25h 55mQantas Airways
Tue 5/289:15 amSYD - SEA
1 stop28h 35mQantas Airways
Deal found 5/15$1,650
Mon 5/2012:28 pmSEA - SYD
1 stop25h 37mQantas Airways
Wed 5/297:05 pmSYD - SEA
2 stops21h 54mQantas Airways
Deal found 5/15$1,657
Tue 5/218:40 amSEA - SYD
1 stop29h 25mQantas Airways
Wed 5/295:35 pmSYD - SEA
1 stop20h 15mQantas Airways
Deal found 5/15$1,658

One-way flights to Sydney from Seattle

Search for one-way flight options from Seattle to Sydney. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,644,845 searches. Data last updated May 15, 2024.
If you're seeking multiple options on one-way flights from Seattle to Sydney, be sure to check out these deals, which are updated often. For those needing a return trip from Seattle, there is a search form available above.
Fri 7/128:45 amSEA - SYD
1 stop36h 55mMultiple Airlines
Deal found 5/15$643
Fri 7/1210:30 amSEA - SYD
2 stops35h 10mMultiple Airlines
Deal found 5/15$649
Thu 7/118:45 amSEA - SYD
1 stop36h 55mMultiple Airlines
Deal found 5/15$677
Fri 5/2410:20 amSEA - SYD
2 stops40h 25mHawaiian Airlines
Deal found 5/14$772
Wed 7/316:45 pmSEA - SYD
2 stops24h 00mFiji Airways
Deal found 5/14$843
Wed 7/318:45 amSEA - SYD
1 stop18h 00mHawaiian Airlines
Deal found 5/14$925
Tue 7/1610:40 amSEA - SYD
2 stops28h 30mMultiple Airlines
Deal found 5/15$935
Fri 5/248:35 amSEA - SYD
1 stop37h 05mMultiple Airlines
Deal found 5/14$950
Sat 6/298:47 amSEA - SYD
3 stops33h 58mMultiple Airlines
Deal found 5/13$1,005

Find flights from Seattle to Sydney within your budget

Customize your flight search to find flights from Seattle to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,644,845 searches. Data last updated May 15, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$953 - $1,325

Route

Depart

Return

Price

Seattle/Tacoma IntlSydney Kingsford Smith

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Mon 11/11

2 stops23h 45m

Sydney Kingsford Smith

Sun 11/24

1 stop16h 56m

$953

Seattle/Tacoma IntlSydney Kingsford Smith

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Sun 11/3

1 stop40h 35m

Sydney Kingsford Smith

Sun 11/17

1 stop18h 55m

$957

Seattle/Tacoma IntlSydney Kingsford Smith

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Wed 10/30

1 stop23h 00m

Sydney Kingsford Smith

Mon 11/4

1 stop16h 56m

$980

Seattle/Tacoma IntlSydney Kingsford Smith

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Sat 10/12

1 stop41h 36m

Sydney Kingsford Smith

Tue 10/29

1 stop27h 18m

$1,003

Seattle/Tacoma IntlSydney Kingsford Smith

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Tue 9/3

1 stop23h 45m

Sydney Kingsford Smith

Wed 10/30

2 stops26h 27m

$1,151

Seattle/Tacoma IntlSydney Kingsford Smith

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Fri 10/11

1 stop40h 05m

Sydney Kingsford Smith

Sun 10/20

1 stop25h 45m

$1,185

Seattle/Tacoma IntlSydney Kingsford Smith

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Sun 6/23

1 stop26h 17m

Sydney Kingsford Smith

Sun 7/14

1 stop19h 47m

$1,265

Seattle/Tacoma IntlSydney Kingsford Smith

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Sun 11/10

2 stops36h 17m

Sydney Kingsford Smith

Sun 11/24

1 stop18h 54m

$1,281

Seattle/Tacoma IntlSydney Kingsford Smith

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Tue 10/15

1 stop20h 26m

Sydney Kingsford Smith

Tue 10/29

1 stop36h 29m

$1,325

Flights are sorted by cheapest first

Deals found on 5/13

When is the best time to book a flight from Seattle to Sydney?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Sydney. Price data was last updated on May 10, 2024.
To ensure you get the cheapest price possible for a flight from Seattle to Sydney, you should look to book at least 61 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

When is the cheapest time to fly from Seattle to Sydney?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Sydney. Price data was last updated on May 12, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Sydney flight should consider departing on Tuesday evenings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Sydney by month

Plan your trip from Seattle to Sydney by taking into account the cheapest months to travel. The average price of a one-way flight from Seattle to Sydney is currently $822 while a round-trip flight costs $1,122. Price data was last updated on May 12, 2024.

Currently, February is the cheapest month in which you can book a flight from Seattle to Sydney (average of $1,107). Flying from Seattle to Sydney in July is currently the most expensive (average of $1,409). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$1,296

February

$1,107

March

$1,132

April

$1,357

May

$1,368

June

$1,390

July

$1,409

August

$1,304

September

$1,274

October

$1,213

November

$1,276

December

$1,389

Temperature and rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average temperature and rainfall totals by month.

SYD

Temperature

51.8 - 71.6 °F

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated May 15, 2024.
To help decide which airline to fly from Seattle to Sydney, see what other customers have to say about ANA, China Airlines and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.7
Very good
76 reviews

Crew

8.9

Entertainment

7.4

Boarding

8.5

Overall

8.7

Comfort

8.1

Food

7.9

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.7
Very good
76 reviews
8.7
Very good
76 reviews

Crew

8.9

Entertainment

7.4

Boarding

8.5

Overall

8.7

Comfort

8.1

Food

7.9

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.5
Very good
920 reviews
8.7
Very good
76 reviews

Crew

8.9

Entertainment

7.4

Boarding

8.5

Overall

8.7

Comfort

8.1

Food

7.9

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.4
Very good
581 reviews
8.7
Very good
76 reviews

Crew

8.9

Entertainment

7.4

Boarding

8.5

Overall

8.7

Comfort

8.1

Food

7.9

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.3
Very good
910 reviews
8.7
Very good
76 reviews

Crew

8.9

Entertainment

7.4

Boarding

8.5

Overall

8.7

Comfort

8.1

Food

7.9

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.3
Very good
627 reviews
8.7
Very good
76 reviews

Crew

8.9

Entertainment

7.4

Boarding

8.5

Overall

8.7

Comfort

8.1

Food

7.9

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Seattle to Sydney for under $1,000 on Cheapflights?

    Yes, there are multiple flights from Seattle to Sydney for under $1,000. The cheapest flight booked recently is on Multiple Airlines for just $953, but on average you can expect to pay $1,003.

  • Are there last-minute flights available from Seattle to Sydney for under $1,400?

    There are currently 20+ open flights from Seattle to Sydney within the next 7 days for less than $1,400.

  • What are the cheapest airlines flying from Seattle to Sydney round-trip?

    Cheapflights users have booked flights from Seattle to Sydney round-trip from $957. Other airlines that can offer you cheap pricing are Air Canada, from $980, and Delta, from $1,003. These flights start at 19% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Seattle to Sydney one-way?

    To fly one-way, consider booking your trip with Hawaiian Airlines, which is currently one of the cheapest options available, starting at $772. Fiji Airways flights start at $843 while deals on Asiana Airlines start at $1,107 one-way.

  • What are the most popular airlines that fly from Seattle to Sydney?

  • What does SEA to SYD mean?

    SEA and SYD are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SEA to SYD refers to a flight route from Seattle/Tacoma Intl Airport to Sydney Kingsford Smith Airport.

  • Where are the most common layover locations when flying from Seattle to Sydney?

  • What are some popular things to do or see while on a layover in Vancouver?

    Capilano Suspension Bridge, Pacific Central Station, and Queen Elizabeth Theatre are currently the most popular points of interest in Vancouver at the moment. Capilano Suspension Bridge, Pacific Central Station and Queen Elizabeth Theatre are located about 10.6 mi, 6.6 mi, and 6.6 mi, respectively from Vancouver Intl if you are interested in checking them out. Travelers in need of a car in Vancouver can rent one for about $46 per day.

  • What are some popular points of interest to see during a layover in Los Angeles?

    Hollywood Bowl, Hollywood Walk of Fame, and L.A. Live are currently the most popular points of interest in Los Angeles at the moment. Those on a layover in Los Angeles interested in visiting Hollywood Bowl, Hollywood Walk of Fame, or L.A. Live can do so by traveling 12.5 mi, 11.7 mi, and 10.8 mi, respectively from Los Angeles. Those looking to explore during their layover in Los Angeles can rent a car from Los Angeles for about $42 per day.

  • Where are the least popular layover locations for Seattle to Sydney flights?

  • Can I find deals for flights from Seattle to Sydney that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Sydney flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Sydney with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Sydney flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seattle to Sydney that include hotel bookings?

    Yes. In addition to deals on Seattle to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Sydney.

  • Can I find deals for business class flights from Seattle to Sydney?

    Yes. Cheapflights offers flight deals from Seattle to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to Sydney that allow pets onboard?

    Many airlines flying from Seattle to Sydney offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Sydney?

    Yes, you can often find last-minute deals on Seattle to Sydney flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Sydney flight deals updated?

    The Seattle to Sydney flight deals you see on this page were last updated on 5/15.

See more FAQs

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Alternative routes for Seattle to Sydney
See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Seattle to Sydney

Discover the top 10 airlines that operate flights from Seattle to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,644,845 searches. Data last updated May 15, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$792Average$1,112FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$816Average$1,093FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$839Average$1,211FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Hawaiian AirlinesCheapest$935Average$1,268FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
American AirlinesCheapest$1,000Average$1,295FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Qantas AirwaysCheapest$1,024Average$1,553FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
ANACheapest$1,049Average$1,337FlexibilityNo cancel feeOn-time80%
Search ANA flights
Alaska AirlinesCheapest$1,086Average$1,557FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Fiji AirwaysCheapest$1,129Average$1,294FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
Air New ZealandCheapest$1,232Average$1,717FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights

Search flights from Seattle to Sydney by cabin class

Find flights from Seattle to Sydney, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Sydney?

Cheapflights makes it easy to find Seattle to Sydney flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Sydney?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Seattle to Sydney.

Can Cheapflights find flights from Seattle to Sydney with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to Sydney flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Seattle to Sydney become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.