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

Currently, February is the cheapest month in which you can book a flight from San Francisco to Knoxville (average of $302). Flying from San Francisco to Knoxville in May is currently the most expensive (average of $388). 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.

• Can I find flights from San Francisco to Knoxville for under $300 on Cheapflights?

  Yes, there are multiple flights from San Francisco to Knoxville for under $300. The cheapest flight booked recently is on Frontier for just $208, but on average you can expect to pay $313.

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

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

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

  Flying on Frontier is currently your cheapest option to Knoxville, with prices starting at $208. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $295 and $362, respectively. Users have found that Frontier is 67% cheaper than the other options available to this destination.

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

  One-way options have recently been found by users for as low as $123 on Frontier. Other airlines that offer cheap prices include American Airlines from $148 and United Airlines from $260 one-way.

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

  The most popular airlines flying from San Francisco to Knoxville are American Airlines, Delta and Frontier. Something to consider prior to booking your flight.

• What does SFO to TYS mean?

  These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a San Francisco Airport to Knoxville McGhee Tyson Airport flight would often be abbreviated as a SFO to TYS flight.

• Where are the most common layover locations when flying from San Francisco to Knoxville?

  San Francisco to Knoxville flights have a layover in Charlotte most often.

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

  Most Charlotte visitors opt to spend their time experiencing Carowind, North Carolina Blumenthal Performing Arts Center, and NASCAR Hall of Fame. Those on a layover in Charlotte interested in visiting Carowind, North Carolina Blumenthal Performing Arts Center, or NASCAR Hall of Fame can do so by traveling 8.2 mi, 5.8 mi, and 5.7 mi, respectively from Charlotte Douglas. Those looking to explore during their layover in Charlotte can rent a car from Charlotte Douglas for about $52 per day.

• Where are the least popular layover locations for San Francisco to Knoxville flights?

  Flights departing from San Francisco and landing in Knoxville layover in Dallas least frequently.

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

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

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

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

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

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

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

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

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

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

  The San Francisco to Knoxville flight deals you see on this page were last updated on 5/2.