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

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The best prices from San Francisco to Knoxville are usually found in July or August, booked 60 days in advance, depart on a Saturday or Tuesday and return on a Friday

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

All the information you need to plan the best SFO to TYS flight in 2021: compare San Francisco to Knoxville flight prices with the expected peak season, weather and rainfall in Knoxville.
SFO - TYS
Price
$342 - $547
TYS
Temperature
51.8 - 89.6 °F
TYS
Rainfall
2.2 - 5.1 inches

Popular in

December

High demand for flights, 20% potential price rise

Cheapest in

July

Best time to find cheap flights, 22% potential price drop

Round-trip from

$342

From San Francisco to Knoxville

One-way from

$104

One-way flight from San Francisco to Knoxville

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from San Francisco to Knoxville?

Departing on a Friday is a good option for securing a great price. You can expect to save up to 26% when planning your travel around this day of the week.

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

To save on the cost of your flight from San Francisco to Knoxville, book at least 21 days before your planned departure. Booking around this time can save you about 33% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $269 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $347.

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

August is one of the best times of the year to fly to Knoxville from San Francisco. Prices for August average $293 per person but you can even find prices for as low as $92. The most expensive prices can be found in the month of February. Opting for a August flight can save you 30% on your journey compared to booking in August

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

It’s typically best to fly out from San Francisco to Knoxville in the afternoon. Doing so could potentially save you 32% on the flight price compared to flying at noon, which is usually more expensive.

Cheap flights from San Francisco to Knoxville in July, August 2021

The best prices found for SFO to TYS flights for July, August
24 Aug - 1 Sep
$194pp
SFO
San Francisco
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
SFO
San Francisco
17 Aug - 1 Sep
$207pp
SFO
San Francisco
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
SFO
San Francisco
24 Aug - 27 Aug
$227pp
SFO
San Francisco
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
SFO
San Francisco

San Francisco to Knoxville 2021 flight deals

Cheap flights to Knoxville from San Francisco found for this year
24 Aug - 1 Sep
$194pp
SFO
San Francisco
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
SFO
San Francisco
17 Aug - 1 Sep
$207pp
SFO
San Francisco
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
SFO
San Francisco
24 Aug - 27 Aug
$227pp
SFO
San Francisco
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
SFO
San Francisco

Last minute flights from San Francisco to Knoxville

Late deals on round-trip flights to Knoxville from San Francisco, departing today and this week
1 Aug - 6 Aug
$374pp
SFO
San Francisco
Multiple Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Multiple Airlines
 
1 STOP
SFO
San Francisco
27 Jul - 2 Aug
$400pp
SFO
San Francisco
Multiple Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Multiple Airlines
   
2 STOPS
SFO
San Francisco
29 Jul - 13 Aug
$402pp
SFO
San Francisco
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
SFO
San Francisco

One-way flights to Knoxville from San Francisco

The cheapest one-way flights from San Francisco to Knoxville
8:49 pm - 7:20 am
Frontier
1 Stop
7h 31m
SFO - TYS
Frontier
$104
Hotwire
8:49 pm - 9:08 am
Frontier
1 Stop
9h 19m
SFO - TYS
Frontier
$134
Flights by SU
8:30 am - 8:27 am
Frontier
1 Stop
20h 57m
SFO - TYS
Frontier
$139
Flights by SU

Related info for your journey

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

Flight FAQs

From San Francisco to Knoxville

Are flight prices decreasing from San Francisco to Knoxville due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both San Francisco and Knoxville for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

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

Some of our airline partners flying from San Francisco to Knoxville McGhee Tyson 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 San Francisco to Knoxville for under $200 on Cheapflights?

Yes, there are multiple flights from San Francisco to Knoxville for under $200. The cheapest flight booked recently is on Frontier for just $194, but on average you can expect to pay $276.

Are there nonstop flights from San Francisco to Knoxville for under $200 on Cheapflights?

There are no nonstop flights from San Francisco to Knoxville, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

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

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

How popular is this flight route?

This flight path from San Francisco to Knoxville McGhee Tyson was viewed by 11 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Does it rain more in San Francisco or Knoxville?

In San Francisco, there will be less rainfall in San Francisco compared to Knoxville over the next 2 days.

Is San Francisco weather warmer or cooler than Knoxville?

Temperatures around the 90 °F's can be experienced in July. The weather in Knoxville is hotter than in San Francisco. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from San Francisco to Knoxville?

Airlines like Frontier and United Airlines fly from San Francisco to Knoxville in about 8h 38m. The time it takes to get you to your destination can typically vary by up to 4h 10m. Both multi-stop and nonstop flights can be found to your destination and back.

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

Currently priced at $194, Frontier will fly you from San Francisco to Knoxville and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $323. Frontier is currently priced 55% below the average price you’ll pay for this route.

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

$104 is the cheapest one-way deal found within the past few days, from Frontier.

COVID Restrictions

View COVID Travel Restrictions for Knoxville, TN

Can I fly to Knoxville McGhee Tyson from San Francisco right now?

Information is based on travel restrictions for travel to Knoxville McGhee Tyson within the United States

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

COVID-19 testing requirements
Visitors from San Francisco must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Knoxville McGhee Tyson.

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

Can I fly back to San Francisco from Knoxville McGhee Tyson?

Returning to San Francisco from Knoxville McGhee Tyson

COVID-19 testing requirements
Visitors from Knoxville McGhee Tyson must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to San Francisco.

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

Hide COVID Travel Restrictions for Knoxville, TN

Alternative routes for San Francisco to Knoxville

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

Destination information for Knoxville

Things to know before you go - useful duration and weather info for your trip from San Francisco to Knoxville.
Average temperature for July in Knoxville
89.6 °F
Avg rainfall for July in Knoxville
5.1 ″

Airports servicing San Francisco

Airports servicing Knoxville

Top 4 airlines flying from San Francisco to Knoxville

The chart below displays the airlines Cheapflights users traveling from San Francisco to Knoxville 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
$120 $310 No cancel fee 62%
United Airlines
$270 $483 No cancel fee 69%
Delta
$263 $503 No cancel fee N/A
American Airlines
$300 $507 No cancel fee 71%
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