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Cheap flights from Seattle (SEA) to Oslo from $427

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 10/12. 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 — OSL
Jun 3 — Jun 101
From?
To?
Mon 6/3
Mon 6/10
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to Oslo are usually found in November or April, booked 16 days in advance, depart on a Thursday or Monday and return on a Tuesday

Cheap flight deals from Seattle to Oslo

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Oslo (OS1). 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 29, 2024.

Popular in

June

Cheapest in

November

Round-trip from

$564

One-way from

$556
High demand for flights, 38% potential price rise
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Best time to find cheap flights, 35% potential price drop
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From Seattle/Tacoma Intl to Oslo
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One-way flight from Seattle/Tacoma Intl to Oslo
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What is the cheapest day to fly round-trip from Seattle to Oslo?

Thursday flights are generally found to be more expensive for flights from Seattle to Oslo. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Oslo.

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

To save on the cost of your flight from Seattle to Oslo, book at least 17 days before your planned departure. Booking around this time can save you about 52% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $610 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $904.

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

November is one of the best times of the year to fly to Oslo from Seattle. Prices for November average $864 per person but you can even find prices for as low as $499. The most expensive prices can be found in the month of June. Opting for a November flight can save you 60% on your journey compared to booking in June

When is the cheapest time to fly from Seattle to Oslo (SEA - OSL)?

It’s optimal to fly from Seattle to Oslo in the evening. By choosing this option you can save up to 32% on the cost of your flight, compared to a flight in the afternoon.

Cheap Delta flights from Seattle to Oslo

Explore cheap flight options specifically provided by Delta for the route between Seattle and Oslo. 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 2,696,634 searches. Data last updated May 29, 2024.
Take a peek at the cheapest Delta flights we've detected traveling from Seattle to Oslo. Make sure to double check the flight details before booking.
Thu 8/151:40 pmSEA - OSL
2 stops17h 40mDelta
Sat 9/76:30 amOSL - SEA
1 stop13h 50mDelta
Deal found 5/28$764
Thu 8/151:40 pmSEA - OSL
2 stops17h 40mDelta
Sat 9/711:50 amOSL - SEA
2 stops19h 34mDelta
Deal found 5/28$771
Sun 8/181:30 pmSEA - OSL
1 stop20h 05mDelta
Sat 9/76:30 amOSL - SEA
1 stop13h 50mDelta
Deal found 5/28$772
Sun 8/186:00 amSEA - OSL
2 stops20h 05mDelta
Sun 8/256:30 amOSL - SEA
1 stop13h 50mDelta
Deal found 5/27$775
Thu 8/151:40 pmSEA - OSL
2 stops19h 55mDelta
Thu 8/226:30 amOSL - SEA
1 stop19h 05mDelta
Deal found 5/26$777
Tue 8/136:10 pmSEA - OSL
1 stop13h 10mDelta
Tue 8/206:30 amOSL - SEA
1 stop13h 50mDelta
Deal found 5/26$950
Tue 8/136:10 pmSEA - OSL
1 stop13h 10mDelta
Thu 8/226:30 amOSL - SEA
1 stop19h 05mDelta
Deal found 5/26$952
Sun 8/186:10 pmSEA - OSL
1 stop13h 10mDelta
Sun 9/811:50 amOSL - SEA
1 stop14h 00mDelta
Deal found 5/28$1,003
Thu 6/276:05 pmSEA - OSL
1 stop13h 15mDelta
Thu 7/186:30 amOSL - SEA
1 stop13h 50mDelta
Deal found 5/27$1,028

Cheap Finnair flights from Seattle to Oslo

Explore cheap flight options specifically provided by Finnair for the route between Seattle and Oslo. 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 2,696,634 searches. Data last updated May 29, 2024.
Have a look at some of the cheapest available Finnair flights departing from Seattle and landing in Oslo. Make sure to examine the flight information before completing your reservation.
Sat 8/175:40 pmSEA - OSL
1 stop17h 40mFinnair
Wed 9/48:35 amOSL - SEA
2 stops23h 13mFinnair
Deal found 5/28$902
Sat 8/175:40 pmSEA - OSL
1 stop13h 55mFinnair
Mon 8/268:35 amOSL - SEA
2 stops19h 47mFinnair
Deal found 5/27$968
Sat 8/175:40 pmSEA - OSL
1 stop17h 40mFinnair
Tue 9/38:35 amOSL - SEA
2 stops19h 48mFinnair
Deal found 5/28$1,044

Cheap Seattle to Oslo flights in May & June 2024

Find cheap flight options from Seattle to Oslo specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,696,634 searches. Prices were last updated on May 29, 2024.
Check out some of the best flight deals from Seattle to Oslo in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 6/266:55 pmSEA - OSL
1 stop11h 30mIcelandair
Wed 7/314:30 pmOSL - SEA
1 stop27h 50mIcelandair
Deal found 5/27$746
Wed 6/266:55 pmSEA - OSL
1 stop11h 30mIcelandair
Thu 8/14:30 pmOSL - SEA
1 stop13h 05mIcelandair
Deal found 5/27$757
Wed 6/266:55 pmSEA - OSL
1 stop11h 30mIcelandair
Tue 7/301:50 pmOSL - SEA
1 stop30h 30mIcelandair
Deal found 5/27$758
Wed 6/266:55 pmSEA - OSL
1 stop11h 30mIcelandair
Tue 7/304:30 pmOSL - SEA
1 stop27h 50mIcelandair
Deal found 5/28$759
Tue 6/2511:00 pmSEA - OSL
1 stop28h 35mIcelandair
Fri 8/304:30 pmOSL - SEA
1 stop13h 05mIcelandair
Deal found 5/28$816
Tue 6/253:10 pmSEA - OSL
2 stops17h 45mAir Canada
Fri 8/306:35 amOSL - SEA
2 stops20h 51mAir Canada
Deal found 5/28$840
Tue 6/256:05 pmSEA - OSL
1 stop15h 30mDelta
Fri 8/302:15 pmOSL - SEA
2 stops18h 42mDelta
Deal found 5/28$865
Sat 6/17:00 amSEA - OSL
2 stops46h 30mMultiple Airlines
Wed 6/54:30 pmOSL - SEA
1 stop13h 05mMultiple Airlines
Deal found 5/28$904
Mon 6/2411:55 amSEA - OSL
2 stops19h 25mDelta
Thu 7/186:30 amOSL - SEA
1 stop13h 50mDelta
Deal found 5/27$916

Seattle to Oslo 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Oslo in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 29, 2024.
Check out some of the best flight deals from Seattle to Oslo in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 11/202:35 pmSEA - TRF
2 stops36h 15mKLM
Wed 11/276:10 amTRF - SEA
2 stops37h 05mKLM
Deal found 5/27$725
Wed 11/202:35 pmSEA - TRF
2 stops36h 15mKLM
Wed 11/276:10 amTRF - SEA
2 stops37h 05mKLM
Deal found 5/28$726
Tue 9/171:10 pmSEA - OSL
2 stops19h 45mMultiple Airlines
Sun 10/136:25 amOSL - SEA
2 stops21h 01mMultiple Airlines
Deal found 5/27$739
Thu 9/1910:15 amSEA - OSL
2 stops21h 00mBritish Airways
Sun 10/135:30 pmOSL - SEA
1 stop27h 05mBritish Airways
Deal found 5/27$742
Tue 9/173:10 pmSEA - OSL
2 stops17h 45mAir Canada
Sat 10/126:25 amOSL - SEA
2 stops24h 51mAir Canada
Deal found 5/27$744
Wed 6/266:55 pmSEA - OSL
1 stop11h 30mIcelandair
Wed 7/314:30 pmOSL - SEA
1 stop27h 50mIcelandair
Deal found 5/27$746
Thu 12/126:30 amSEA - OSL
3 stops25h 40mUnited Airlines
Fri 12/271:35 pmOSL - SEA
1 stop31h 35mUnited Airlines
Deal found 5/27$747
Tue 9/36:55 pmSEA - OSL
1 stop11h 30mIcelandair
Fri 9/134:30 pmOSL - SEA
1 stop13h 05mIcelandair
Deal found 5/27$749
Wed 9/182:15 pmSEA - OSL
1 stop16h 25mLufthansa
Fri 10/116:35 amOSL - SEA
2 stops16h 55mLufthansa
Deal found 5/27$750

Seattle to Oslo flights leaving soon

Find last-minute flight options from Seattle to Oslo 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 2,696,634 searches. Data last updated May 29, 2024.
Check out these flights departing soon from Seattle to Oslo. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Wed 6/55:20 pmSEA - OSL
1 stop15h 40mMultiple Airlines
Mon 6/176:35 amOSL - SEA
1 stop17h 30mMultiple Airlines
Deal found 5/27$1,097
Wed 6/55:20 pmSEA - OSL
1 stop15h 40mMultiple Airlines
Mon 6/176:50 pmOSL - SEA
1 stop29h 05mMultiple Airlines
Deal found 5/28$1,114
Wed 6/53:10 pmSEA - OSL
2 stops17h 50mLufthansa
Mon 6/176:45 pmOSL - SEA
1 stop31h 14mLufthansa
Deal found 5/27$1,399
Wed 6/511:26 amSEA - OSL
2 stops16h 09mIcelandair
Mon 6/174:30 pmOSL - SEA
2 stops53h 09mIcelandair
Deal found 5/27$1,407
Wed 6/51:10 pmSEA - OSL
2 stops25h 25mSWISS
Mon 6/176:25 amOSL - SEA
2 stops21h 02mSWISS
Deal found 5/28$1,437
Wed 6/510:53 amSEA - OSL
2 stops18h 52mUnited Airlines
Mon 6/176:45 amOSL - SEA
3 stops40h 41mUnited Airlines
Deal found 5/27$1,497
Wed 6/57:00 amSEA - OSL
2 stops22h 45mUnited Airlines
Mon 6/176:45 amOSL - SEA
3 stops40h 41mUnited Airlines
Deal found 5/28$1,498
Tue 6/412:20 amSEA - OSL
2 stops34h 25mAmerican Airlines
Mon 6/175:05 pmOSL - SEA
1 stop27h 30mAmerican Airlines
Deal found 5/27$2,043
Tue 6/412:20 amSEA - OSL
2 stops34h 25mAmerican Airlines
Mon 6/175:05 pmOSL - SEA
2 stops37h 52mAmerican Airlines
Deal found 5/27$2,048

One-way flights to Oslo from Seattle

Search for one-way flight options from Seattle to Oslo. 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 2,696,634 searches. Data last updated May 29, 2024.
Take a look at some of the best available options we've come across on one-way flights from Seattle to Oslo. Users needing a return flight from Seattle to Oslo should utilize the search form above.
Sat 10/127:00 amSEA - TRF
3 stops25h 55mMultiple Airlines
Deal found 5/27$427
Tue 6/117:00 amSEA - OSL
3 stops31h 55mMultiple Airlines
Deal found 5/27$449
Sat 8/311:00 pmSEA - OSL
2 stops52h 00mMultiple Airlines
Deal found 5/27$456
Mon 7/1511:59 pmSEA - OSL
3 stops27h 36mMultiple Airlines
Deal found 5/27$481
Mon 7/1511:00 pmSEA - OSL
1 stop31h 25mIcelandair
Deal found 5/27$518
Tue 6/117:00 amSEA - OSL
2 stops23h 35mMultiple Airlines
Deal found 5/27$522
Tue 6/117:00 amSEA - TRF
3 stops44h 05mMultiple Airlines
Deal found 5/27$527
Mon 7/151:10 pmSEA - OSL
2 stops25h 25mSWISS
Deal found 5/27$556
Sat 8/311:00 pmSEA - OSL
1 stop31h 25mIcelandair
Deal found 5/27$558

Find flights from Seattle to Oslo within your budget

Customize your flight search to find flights from Seattle to Oslo 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 2,696,634 searches. Data last updated May 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$726 - $835

Route

Depart

Return

Price

Seattle/Tacoma IntlOslo Sandefjord

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Wed 11/20

2 stops36h 15m

Oslo Sandefjord

Wed 11/27

2 stops37h 05m

$726

Seattle/Tacoma IntlOslo Gardermoen

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Wed 6/26

1 stop11h 30m

Oslo Gardermoen

Wed 7/31

1 stop27h 50m

$746

Seattle/Tacoma IntlOslo Gardermoen

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Mon 8/19

2 stops17h 35m

Oslo Gardermoen

Mon 8/26

2 stops20h 51m

$754

Seattle/Tacoma IntlOslo Gardermoen

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Thu 8/8

1 stop17h 20m

Oslo Gardermoen

Fri 8/23

2 stops26h 29m

$755

Seattle/Tacoma IntlOslo Gardermoen

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Tue 7/30

1 stop18h 45m

Oslo Gardermoen

Tue 8/6

2 stops20h 40m

$759

Seattle/Tacoma IntlOslo Gardermoen

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Thu 8/15

2 stops17h 40m

Oslo Gardermoen

Sat 9/7

1 stop13h 50m

$764

Seattle/Tacoma IntlOslo Gardermoen

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Tue 7/30

2 stops21h 33m

Oslo Gardermoen

Tue 8/6

2 stops23h 34m

$780

Seattle/Tacoma IntlOslo Gardermoen

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Sat 8/17

1 stop13h 35m

Oslo Gardermoen

Thu 9/5

2 stops18h 54m

$784

Seattle/Tacoma IntlOslo Gardermoen

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Fri 8/23

3 stops43h 25m

Oslo Gardermoen

Fri 9/6

2 stops23h 42m

$835

Flights are sorted by cheapest first

Deals found on 5/28

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Oslo. Price data was last updated on May 24, 2024.
The price you pay for your flight from Seattle to Oslo may vary depending on when you book. For the best chance of a lower fare, look to book 16 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

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

Use this chart to determine the cheapest time to fly round-trip from Seattle to Oslo. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Oslo flight should consider departing on Sunday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Seattle to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Oslo by month

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

OSL

Temperature

26.6 - 62.6 °F

Reviews of airlines servicing Oslo

Get insights into the airlines that provide service to Oslo. 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 Oslo. Reviews last updated May 29, 2024.
Get a feel of what it's like to fly with Delta, Finnair and Lufthansa from Seattle to Oslo by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,476 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,476 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,521 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

SWISS
7.8
Good
1,955 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Finnair
7.8
Good
1,371 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air France
7.5
Good
1,734 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Oslo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Oslo?

    Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Oslo. You should not have trouble finding flights to Oslo from Seattle/Tacoma Intl; the airport handles an average of 0 outbound flights to Oslo per day. You should also have plenty of airline options to choose from since 10 airlines have flights from the Seattle airport to Oslo. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.

  • Can I find flights from Seattle to Oslo for under $800 on Cheapflights?

    Yes, there are multiple flights from Seattle to Oslo for under $800. The cheapest flight booked recently is on KLM for just $726, but on average you can expect to pay $760.

  • Are there last-minute flights available from Seattle to Oslo for under $1,100?

    There are currently 11+ open flights from Seattle to Oslo within the next 7 days for less than $1,100.

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

    According to our current data, KLM ($726), Icelandair ($746), and Air Canada ($754) offers the cheapest pricing from Seattle to Oslo. KLM is 15% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $518. SWISS flights start at $556 while deals on United Airlines start at $598 one-way.

  • What does SEA to OSL mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Seattle/Tacoma Intl Airport to Oslo Gardermoen Airport flight would often be abbreviated as a SEA to OSL flight. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Oslo Sandefjord Airport (TRF), Fagernes Valdres Airport (VDB).

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

    The amount of baggage you can bring on your Seattle to Oslo 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 Oslo with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Oslo 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 Oslo that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Oslo 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 Oslo that allow pets onboard?

    Many airlines flying from Seattle to Oslo 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 Oslo?

    Yes, you can often find last-minute deals on Seattle to Oslo 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 Oslo flight deals updated?

    The Seattle to Oslo flight deals you see on this page were last updated on 5/28.

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

    American Airlines, Air France and Finnair are the most popular airlines when flying from Seattle to Oslo.

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

    Currently, November is the cheapest month in which you can book a flight from Seattle to Oslo (average of $564). Flying from Seattle to Oslo in June is currently the most expensive (average of $1,199). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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

Seattle to Oslo Gardermoen flights
Portland to Oslo Gardermoen flights
Seattle to Sandefjord flights
Seattle to Bergen flights
Portland to Sandefjord flights
Spokane to Oslo Gardermoen flights
Seattle to Tromsø flights
Seattle to Ålesund flights
Seattle to Stavanger flights
Seattle to Trondheim flights
Seattle to Bodø flights
Spokane to Ålesund flights
Spokane to Sandefjord flights
Portland to Kristiansand flights
Portland to Stavanger flights
Seattle to Narvik flights

Top 10 airlines flying from Seattle to Oslo

Discover the top 10 airlines that operate flights from Seattle to Oslo. 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 2,696,634 searches. Data last updated May 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$500Average$1,002FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest$531Average$782FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest$541Average$866FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
American AirlinesCheapest$559Average$701FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$582Average$872FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air FranceCheapest$596Average$1,095FlexibilityNo cancel feeOn-time77%
Search Air France flights
DeltaCheapest$622Average$1,087FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapest$629Average$1,050FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest$643Average$1,157FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Scandinavian AirlinesCheapest$1,058Average$1,502FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
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Search flights from Seattle to Oslo by cabin class

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