Cheap flights from Knoxville to San Francisco (TYS - SFO) from $123

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 9/18. 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.
TYS — SFO
May 28 — Jun 41

The best prices from Knoxville McGhee Tyson to San Francisco are usually found in February or September, booked 47 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Knoxville to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to San Francisco (SFO). 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 23, 2024.

Popular in

March

Cheapest in

February

Round-trip from

$268

One-way from

$189
High demand for flights, 8% potential price rise
Best time to find cheap flights, 21% potential price drop
From Knoxville McGhee Tyson to San Francisco
One-way flight from Knoxville McGhee Tyson to San Francisco

What is the cheapest day to fly round-trip from Knoxville to San Francisco?

Sunday flights are generally found to be more expensive for flights from Knoxville to San Francisco. 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 San Francisco.

How far in advance should I book a flight from Knoxville to San Francisco?

To save on the cost of your flight from Knoxville to San Francisco, book at least 48 days before your planned departure. Booking around this time can save you about 71% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $416 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $705.

What is the cheapest month to fly from Knoxville to San Francisco?

February can be a great time to fly to San Francisco from Knoxville with a flight ticket averaging about $508. Cheapflights users have found deals in the month of February for as cheap as $260. The most expensive prices can be found in the month of March.

When is the cheapest time to fly from Knoxville to San Francisco (TYS - SFO)?

One of the essential ways to save on airfare from Knoxville to San Francisco is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 23% on airfare.

Cheap Frontier flights from Knoxville to San Francisco

Explore cheap flight options specifically provided by Frontier for the route between Knoxville and San Francisco. 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 2,730,072 searches. Data last updated May 23, 2024.
Take a look at some of the lowest-priced Frontier flights heading from Knoxville to San Francisco. Deals update often to give you more flight options matching your criteria
Mon 7/2210:40 pmTYS - SFO
1 stop28h 19mFrontier
Fri 7/2612:59 amSFO - TYS
1 stop17h 04mFrontier
Deal found 5/22$264
Fri 5/314:01 pmTYS - SFO
1 stop19h 20mFrontier
Tue 6/412:59 amSFO - TYS
1 stop14h 48mFrontier
Deal found 5/23$302
Fri 5/314:01 pmTYS - SFO
1 stop19h 20mFrontier
Thu 6/612:59 amSFO - TYS
1 stop17h 31mFrontier
Deal found 5/21$318
Fri 7/1910:36 pmTYS - SFO
1 stop28h 23mFrontier
Fri 7/267:20 pmSFO - TYS
1 stop22h 43mFrontier
Deal found 5/21$330
Mon 6/1710:41 pmTYS - SFO
1 stop11h 30mFrontier
Sun 6/2312:59 amSFO - TYS
1 stop17h 40mFrontier
Deal found 5/22$333
Fri 6/1410:32 pmTYS - SFO
1 stop12h 47mFrontier
Sun 6/1612:59 amSFO - TYS
1 stop17h 40mFrontier
Deal found 5/23$335
Wed 6/57:47 pmTYS - SFO
1 stop7h 22mFrontier
Sun 6/1612:59 amSFO - TYS
1 stop17h 40mFrontier
Deal found 5/22$339
Mon 6/1010:41 pmTYS - SFO
1 stop11h 30mFrontier
Fri 6/1412:59 amSFO - TYS
1 stop13h 00mFrontier
Deal found 5/22$348
Sat 7/136:06 pmTYS - SFO
1 stop15h 47mFrontier
Thu 7/1812:59 amSFO - TYS
1 stop17h 37mFrontier
Deal found 5/22$349

Cheap Delta flights from Knoxville to San Francisco

Explore cheap flight options specifically provided by Delta for the route between Knoxville and San Francisco. 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 2,730,072 searches. Data last updated May 23, 2024.
Some of the best deals we've found on Delta flights traveling from Knoxville to San Francisco. Ensure the flight price, dates, time, and airline match your criteria before you book.
Tue 8/202:30 pmTYS - SFO
1 stop7h 02mDelta
Sun 9/15:37 amSFO - TYS
1 stop8h 56mDelta
Deal found 5/22$282
Fri 6/147:59 pmTYS - SFO
1 stop7h 51mDelta
Mon 6/179:45 pmSFO - TYS
1 stop8h 37mDelta
Deal found 5/23$373
Thu 6/137:59 pmTYS - SFO
1 stop7h 51mDelta
Tue 6/2511:55 pmSFO - TYS
1 stop6h 27mDelta
Deal found 5/23$398
Thu 6/67:10 pmTYS - SFO
1 stop8h 12mDelta
Tue 6/1111:55 pmSFO - TYS
1 stop8h 19mDelta
Deal found 5/22$403
Tue 6/43:49 pmTYS - SFO
1 stop9h 33mDelta
Tue 6/1111:55 pmSFO - TYS
1 stop8h 19mDelta
Deal found 5/22$413
Sat 6/87:40 amTYS - SFO
1 stop9h 57mDelta
Tue 6/1111:55 pmSFO - TYS
1 stop8h 19mDelta
Deal found 5/22$433
Wed 5/293:49 pmTYS - SFO
1 stop9h 33mDelta
Mon 6/311:51 pmSFO - TYS
1 stop7h 20mDelta
Deal found 5/22$458
Fri 6/73:56 pmTYS - SFO
1 stop8h 03mDelta
Sat 6/1511:55 pmSFO - TYS
1 stop6h 41mDelta
Deal found 5/22$468
Tue 6/43:49 pmTYS - SFO
1 stop9h 33mDelta
Mon 6/1711:55 pmSFO - TYS
1 stop6h 27mDelta
Deal found 5/22$478

Cheap Knoxville to San Francisco flights in May & June 2024

Find cheap flight options from Knoxville to San Francisco specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,730,072 searches. Prices were last updated on May 23, 2024.
Scroll through some of the best deals on flights from Knoxville to San Francisco in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Fri 5/314:01 pmTYS - SFO
1 stop19h 20mFrontier
Tue 6/412:59 amSFO - TYS
1 stop14h 48mFrontier
Deal found 5/23$302
Fri 5/314:01 pmTYS - SFO
1 stop19h 20mFrontier
Thu 6/612:59 amSFO - TYS
1 stop17h 31mFrontier
Deal found 5/21$318
Mon 6/1710:41 pmTYS - SFO
1 stop11h 30mFrontier
Sun 6/2312:59 amSFO - TYS
1 stop17h 40mFrontier
Deal found 5/22$333
Fri 6/1410:32 pmTYS - SFO
1 stop12h 47mFrontier
Sun 6/1612:59 amSFO - TYS
1 stop17h 40mFrontier
Deal found 5/23$335
Wed 6/57:47 pmTYS - SFO
1 stop7h 22mFrontier
Sun 6/1612:59 amSFO - TYS
1 stop17h 40mFrontier
Deal found 5/22$339
Mon 6/1010:41 pmTYS - SFO
1 stop11h 30mFrontier
Fri 6/1412:59 amSFO - TYS
1 stop13h 00mFrontier
Deal found 5/22$348
Wed 6/57:47 pmTYS - SFO
1 stop7h 22mFrontier
Thu 6/1312:59 amSFO - TYS
1 stop17h 31mFrontier
Deal found 5/22$353
Fri 6/710:32 pmTYS - SFO
1 stop12h 47mFrontier
Tue 6/1112:59 amSFO - TYS
1 stop14h 48mFrontier
Deal found 5/22$363
Mon 6/1010:41 pmTYS - SFO
1 stop11h 30mFrontier
Thu 6/1312:59 amSFO - TYS
1 stop17h 31mFrontier
Deal found 5/22$364

Knoxville to San Francisco 2024 flight deals

Discover exclusive flight deals for travel between Knoxville and San Francisco in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated May 23, 2024.
Scroll through some of the best deals on flights from Knoxville to San Francisco in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Sat 9/216:25 pmTYS - SFO
1 stop7h 23mAmerican Airlines
Wed 9/256:20 amSFO - TYS
1 stop7h 04mAmerican Airlines
Deal found 5/22$247
Mon 7/2210:40 pmTYS - SFO
1 stop28h 19mFrontier
Fri 7/2612:59 amSFO - TYS
1 stop17h 04mFrontier
Deal found 5/22$264
Thu 9/198:23 amTYS - SFO
1 stop9h 01mAmerican Airlines
Tue 9/246:00 amSFO - TYS
1 stop6h 47mAmerican Airlines
Deal found 5/22$277
Thu 9/194:54 pmTYS - SFO
1 stop9h 02mAmerican Airlines
Mon 9/2312:54 amSFO - TYS
1 stop9h 33mAmerican Airlines
Deal found 5/22$278
Tue 8/202:30 pmTYS - SFO
1 stop7h 02mDelta
Sun 9/15:37 amSFO - TYS
1 stop8h 56mDelta
Deal found 5/22$282
Fri 5/314:01 pmTYS - SFO
1 stop19h 20mFrontier
Tue 6/412:59 amSFO - TYS
1 stop14h 48mFrontier
Deal found 5/23$302
Sat 9/216:25 pmTYS - SFO
1 stop7h 23mAmerican Airlines
Tue 9/2412:54 amSFO - TYS
1 stop9h 33mAmerican Airlines
Deal found 5/22$307
Fri 5/314:01 pmTYS - SFO
1 stop19h 20mFrontier
Thu 6/612:59 amSFO - TYS
1 stop17h 31mFrontier
Deal found 5/21$318
Fri 7/197:10 pmTYS - SFO
1 stop8h 41mUnited Airlines
Sun 8/2512:35 amSFO - TYS
1 stop9h 49mUnited Airlines
Deal found 5/21$327

Knoxville to San Francisco flights leaving soon

Find last-minute flight options from Knoxville to San Francisco 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 2,730,072 searches. Data last updated May 23, 2024.
Users seeking a last-minute flight from Knoxville to San Francisco should consider booking one of these fares. Users should examine the flight details to ensure there are no surprises.
Fri 5/314:01 pmTYS - SFO
1 stop19h 20mFrontier
Tue 6/412:59 amSFO - TYS
1 stop14h 48mFrontier
Deal found 5/23$302
Fri 5/314:01 pmTYS - SFO
1 stop19h 20mFrontier
Thu 6/612:59 amSFO - TYS
1 stop17h 31mFrontier
Deal found 5/21$318
Fri 5/314:01 pmTYS - SFO
1 stop19h 20mFrontier
Fri 6/77:32 pmSFO - TYS
1 stop18h 27mFrontier
Deal found 5/21$370
Sat 6/15:13 pmTYS - SFO
1 stop17h 57mFrontier
Thu 6/612:59 amSFO - TYS
1 stop17h 31mFrontier
Deal found 5/21$382
Sat 6/15:13 pmTYS - SFO
1 stop17h 57mFrontier
Fri 6/77:32 pmSFO - TYS
1 stop18h 27mFrontier
Deal found 5/21$431
Thu 5/305:58 pmTYS - SFO
1 stop8h 09mAmerican Airlines
Tue 6/49:00 pmSFO - TYS
1 stop8h 36mAmerican Airlines
Deal found 5/22$455
Wed 5/293:49 pmTYS - SFO
1 stop9h 33mDelta
Mon 6/311:51 pmSFO - TYS
1 stop7h 20mDelta
Deal found 5/22$458
Fri 5/312:43 pmTYS - SFO
1 stop8h 06mAmerican Airlines
Wed 6/57:50 amSFO - TYS
1 stop6h 44mAmerican Airlines
Deal found 5/23$462
Sun 6/27:05 pmTYS - SFO
1 stop8h 48mUnited Airlines
Mon 6/312:30 amSFO - TYS
1 stop9h 56mUnited Airlines
Deal found 5/23$495

One-way flights to San Francisco from Knoxville

Search for one-way flight options from Knoxville to San Francisco. 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 2,730,072 searches. Data last updated May 23, 2024.
Users traveling one-way from Knoxville to San Francisco can select one of these great deals. Users in need of a round-trip flight from Knoxville to San Francisco instead should update the search form at the top of page.
Wed 9/186:25 pmTYS - SFO
1 stop7h 23mAmerican Airlines
Deal found 5/22$123
Mon 6/2410:41 pmTYS - SFO
1 stop28h 18mFrontier
Deal found 5/23$144
Sat 6/155:51 pmTYS - SFO
1 stop9h 08mFrontier
Deal found 5/23$189
Wed 9/187:00 amTYS - SFO
2 stops13h 34mUnited Airlines
Deal found 5/22$253
Mon 6/36:00 amTYS - SFO
1 stop13h 35mMultiple Airlines
Deal found 5/23$259
Tue 6/251:21 pmTYS - SFO
3 stops36h 31mMultiple Airlines
Deal found 5/23$265
Tue 6/255:12 amTYS - SFO
1 stop9h 54mAmerican Airlines
Deal found 5/23$268
Sat 6/157:10 amTYS - SFO
2 stops15h 09mMultiple Airlines
Deal found 5/23$270
Mon 6/34:18 pmTYS - SFO
3 stops23h 51mMultiple Airlines
Deal found 5/23$283

Find flights from Knoxville to San Francisco within your budget

Customize your flight search to find flights from Knoxville to San Francisco 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 2,730,072 searches. Data last updated May 23, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$247 - $401

Route

Depart

Return

Price

Knoxville McGhee TysonSan Francisco

TYS - SFO

TYSSFO

Knoxville McGhee Tyson

Sat 9/21

1 stop7h 23m

San Francisco

Wed 9/25

1 stop7h 04m

$247

Knoxville McGhee TysonSan Francisco

TYS - SFO

TYSSFO

Knoxville McGhee Tyson

Mon 7/22

1 stop28h 19m

San Francisco

Fri 7/26

1 stop17h 04m

$264

Knoxville McGhee TysonSan Francisco

TYS - SFO

TYSSFO

Knoxville McGhee Tyson

Thu 9/19

1 stop9h 01m

San Francisco

Tue 9/24

1 stop6h 47m

$277

Knoxville McGhee TysonSan Francisco

TYS - SFO

TYSSFO

Knoxville McGhee Tyson

Thu 9/19

1 stop9h 02m

San Francisco

Mon 9/23

1 stop9h 33m

$278

Knoxville McGhee TysonSan Francisco

TYS - SFO

TYSSFO

Knoxville McGhee Tyson

Tue 8/20

1 stop7h 02m

San Francisco

Sun 9/1

1 stop8h 56m

$282

Knoxville McGhee TysonSan Francisco

TYS - SFO

TYSSFO

Knoxville McGhee Tyson

Fri 7/19

1 stop8h 41m

San Francisco

Sun 8/25

1 stop9h 49m

$327

Knoxville McGhee TysonSan Francisco

TYS - SFO

TYSSFO

Knoxville McGhee Tyson

Fri 7/19

1 stop28h 23m

San Francisco

Fri 7/26

1 stop22h 43m

$330

Knoxville McGhee TysonSan Francisco

TYS - SFO

TYSSFO

Knoxville McGhee Tyson

Mon 6/17

1 stop11h 30m

San Francisco

Sun 6/23

1 stop17h 40m

$333

Knoxville McGhee TysonSan Francisco

TYS - SFO

TYSSFO

Knoxville McGhee Tyson

Tue 6/11

3 stops33h 51m

San Francisco

Sun 6/16

1 stop8h 14m

$401

Flights are sorted by cheapest first

Deals found on 5/22

When is the best time to book a flight from Knoxville to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to San Francisco. Price data was last updated on May 22, 2024.
The best time to book flights from Knoxville to San Francisco is 47 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from Knoxville to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Knoxville to San Francisco. Price data was last updated on May 19, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Knoxville to San Francisco flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday at noon 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 Knoxville to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Knoxville 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 San Francisco by month

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

SFO

Temperature

51.8 - 62.6 °F

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated May 23, 2024.
Read reviews from past customers who have flown Frontier, Delta and United Airlines from Knoxville to San Francisco. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
10,561 reviews

Crew

8.6

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

8.0
Very good
10,561 reviews
8.0
Very good
10,561 reviews

Crew

8.6

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

7.4
Good
10,852 reviews
8.0
Very good
10,561 reviews

Crew

8.6

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

7.3
Good
14,395 reviews
8.0
Very good
10,561 reviews

Crew

8.6

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

6.3
Okay
4,039 reviews
8.0
Very good
10,561 reviews

Crew

8.6

Comfort

7.9

Food

7.4

Overall

8.0

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to San Francisco. 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 Knoxville to San Francisco for under $300 on Cheapflights?

    Yes, there are multiple flights from Knoxville to San Francisco for under $300. The cheapest flight booked recently is on American Airlines for just $247, but on average you can expect to pay $327.

  • Are there last-minute flights available from Knoxville to San Francisco for under $400?

    There are currently 20+ open flights from Knoxville to San Francisco within the next 7 days for less than $400.

  • What are the cheapest airlines flying from Knoxville to San Francisco round-trip?

    Flying on American Airlines is currently your cheapest option to San Francisco, with prices starting at $247. Additional round-trip tickets that might be worth considering are offered by Frontier and Delta, with the lowest prices starting at $264 and $282, respectively. American Airlines is priced at 51% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Knoxville to San Francisco one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $123. However, be on the lookout for offers from Frontier and United Airlines, as they are both options that can get you from Knoxville to San Francisco for a low price.

  • What does TYS to SFO mean?

    TYS and SFO 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. TYS to SFO refers to a flight route from Knoxville McGhee Tyson Airport to San Francisco Airport.

  • Can I find deals for flights from Knoxville to San Francisco that include extra baggage allowance?

    The amount of baggage you can bring on your Knoxville to San Francisco 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 Knoxville to San Francisco with specific airlines?

    Yes, Cheapflights allows you to browse and filter Knoxville to San Francisco 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 Knoxville to San Francisco that include hotel bookings?

    Yes. In addition to deals on Knoxville to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to San Francisco?

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

  • Can I find deals for business class flights from Knoxville to San Francisco?

    Yes. Cheapflights offers flight deals from Knoxville to San Francisco 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 Knoxville to San Francisco that allow pets onboard?

    Many airlines flying from Knoxville to San Francisco 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 Knoxville to San Francisco?

    Yes, you can often find last-minute deals on Knoxville to San Francisco 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 Knoxville to San Francisco flight deals updated?

    The Knoxville to San Francisco flight deals you see on this page were last updated on 5/23.

  • What are the most popular airlines that fly from Knoxville to San Francisco?

  • When is the best time to book a flight from Knoxville to San Francisco?

    Currently, September is the cheapest month in which you can book a flight from Knoxville to San Francisco (average of $268). Flying from Knoxville to San Francisco in June is currently the most expensive (average of $383). 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

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Alternative routes for Knoxville to San Francisco
See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Knoxville to San Francisco

Discover the top 4 airlines that operate flights from Knoxville to San Francisco. 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 2,730,072 searches. Data last updated May 23, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$183Average$276FlexibilityNo cancel feeOn-time62%
Search Frontier flights
DeltaCheapest$266Average$477FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$304Average$498FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$363Average$588FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Search flights from Knoxville to San Francisco by cabin class

Find flights from Knoxville to San Francisco, 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 Knoxville to San Francisco?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Knoxville to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Knoxville to San Francisco?

Cheapflights helps you find that perfect flight to San Francisco from Knoxville by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Knoxville to San Francisco with no change fees?

Yes! Cheapflights helps users easily find flights from Knoxville to San Francisco with no change fees.

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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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