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

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The best prices from Knoxville McGhee Tyson to San Francisco are usually found in August or July, booked 38 days in advance, depart on a Friday or Wednesday and return on a Saturday

How to find the cheapest flight from
Knoxville (TYS) to San Francisco (SFO)

All the information you need to plan the best TYS to SFO flight in 2022: compare Knoxville to San Francisco flight prices with the expected peak season, weather and rainfall in San Francisco.
TYS - SFO
Price
$319 - $507
SFO
Temperature
51.8 - 62.6 °F
SFO
Precipitation
0 - 4.4 inches

Popular in

January

High demand for flights, 20% potential price rise

Cheapest in

August

Best time to find cheap flights, 21% potential price drop

Round-trip from

$319

From Knoxville McGhee Tyson to San Francisco

One-way from

$93

One-way flight from Knoxville McGhee Tyson to San Francisco

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
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 afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 17% on airfare.

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

Saturday 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.

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

August can be a great time to fly to San Francisco from Knoxville with a flight ticket averaging about $404. Cheapflights users have found deals in the month of August for as cheap as $207. The most expensive prices can be found in the month of January.

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 36 days before your planned departure. Booking around this time can save you about 40% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $447 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $566.

Cheap flights from Knoxville to San Francisco in January, February 2022

The best prices found for TYS to SFO flights for January, February
25 Feb - 27 Feb
$129pp
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson
18 Feb - 24 Feb
$222pp
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson
25 Feb - 27 Feb
$242pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Multiple Airlines
   
2 STOPS
TYS
Knoxville McGhee Tyson

Knoxville McGhee Tyson to San Francisco 2022 flight deals

Cheap flights to San Francisco from Knoxville found for this year
25 Feb - 27 Feb
$129pp
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson
18 Feb - 24 Feb
$222pp
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson
25 Feb - 27 Feb
$242pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Multiple Airlines
   
2 STOPS
TYS
Knoxville McGhee Tyson

Last minute flights from Knoxville to San Francisco

Late deals on round-trip flights to San Francisco from Knoxville, departing today and this week
30 Jan - 3 Feb
$290pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson
27 Jan - 30 Jan
$321pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Frontier
   
2 STOPS
TYS
Knoxville McGhee Tyson
30 Jan - 3 Feb
$340pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson

One-way flights to San Francisco from Knoxville

The cheapest one-way flights from Knoxville to San Francisco
9:53 am - 7:02 pm
Frontier
1 Stop
12h 09m
TYS - SFO
Frontier
$93
Flights by SU
2:00 am - 4:41 pm
Multiple Airlines
3 Stops
17h 41m
TYS - SFO
Multiple Airlines
$303
Kiwi.com
3:00 am - 3:21 pm
United Airlines
2 Stops
15h 21m
TYS - SFO
United Airlines
$402
United

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Knoxville</span> to <span class="emphasized">San Francisco</span> flights.

Flight FAQs

From Knoxville to San Francisco

Which airlines flying from Knoxville McGhee Tyson to San Francisco have flexible cancellations due to COVID-19?

Some of our airline partners flying from Knoxville McGhee Tyson to San Francisco have new flexible policies in place due to COVID-19. American Airlines, United Airlines, and Delta are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from Knoxville to San Francisco for under $200 on Cheapflights?

Yes, there are multiple flights from Knoxville to San Francisco for under $200. The cheapest flight booked recently is on Frontier for just $129, but on average you can expect to pay $285.

Are there last-minute flights available from Knoxville to San Francisco for under $300?

There are currently 20+ open flights from Knoxville to San Francisco within the next 7 days for less than $300.

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

Flying on Frontier is currently your cheapest option to San Francisco, with prices starting at $129. Frontier is priced at 68% 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 Frontier, with whom users have recently found tickets for as low as $93. However, be on the lookout for offers from United Airlines and Alaska Airlines, as they are both options that can get you from Knoxville to San Francisco for a low price.

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

Before booking your flight from Knoxville to San Francisco check out the most popular airlines for this route: Major Airline, American Airlines or Delta.

What are the cheapest flights from Knoxville to San Francisco?

Looking for the cheapest flight from Knoxville to San Francisco? While on average our users pay $233, our data indicates the cheapest price to be $59. The most popular route (Knoxville McGhee Tyson - San Francisco), is priced around $242.

COVID Restrictions

View COVID Travel Restrictions for San Francisco, CA

Do I need a COVID test to fly to San Francisco from Knoxville?

Information is based on travel restrictions for travel to San Francisco within the United States

Most visitors from Knoxville McGhee Tyson need to provide a negative COVID-19 test result and/or quarantine to enter San Francisco.

COVID-19 testing requirements
Visitors from Knoxville McGhee Tyson must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to San Francisco.

Quarantine requirements
Visitors from Knoxville McGhee Tyson are not required to quarantine after entering San Francisco.

Do I need a test to fly back to Knoxville from San Francisco?

Returning to Knoxville McGhee Tyson from San Francisco

COVID-19 testing requirements
Visitors from San Francisco must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Knoxville McGhee Tyson.

Quarantine requirements
Visitors from San Francisco are not required to quarantine after entering Knoxville McGhee Tyson.

Hide COVID Travel Restrictions for San Francisco, CA

Alternative routes for Knoxville to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for San Francisco

Things to know before you go - useful duration and weather info for your trip from Knoxville to San Francisco.
Average temperature for January in San Francisco
59.0 °F
Avg rainfall for January in San Francisco
2.2 ″

Airports servicing Knoxville

Airports servicing San Francisco

Top 4 airlines flying from Knoxville McGhee Tyson to San Francisco

The chart below displays the airlines Cheapflights users traveling from Knoxville to San Francisco choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$106 $266 No cancel fee 62%
Delta
$222 $467 No cancel fee N/A
American Airlines
$296 $476 No cancel fee 71%
United Airlines
$318 $471 No cancel fee 69%
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