Flights from Seattle to Knoxville, United States

Select sites to compare prices |
  • Select all
  • Deselect all

Find Flights


Enter your destination to continue
Enter depart date to continue
Enter return date to continue
Select at least 3 sites to continue
Select your depart date
Select your return date
Location services timed out
Enable Location Services Required!
Location services not available at this time
Use current location
Did you mean flights from Knoxville to Seattle?

Seattle to Knoxville Last modified: Jul 21, 2022 5:58 -04:00

We've scanned 29,963 round trip itineraries and found the cheapest flights to Knoxville. Alaska frequently offer the best deals to Knoxville flights, or select your preferred carrier below to see the cheapest days to fly.

Tue 9/13
2 stops
Sat 9/24
2 stops

How Much is a Flight from Seattle to Knoxville?

We have collected flight cost data from across the web for travel from Seattle to Knoxville, and have found the average flight price for this trip to be $654.

Where To Buy Cheap Flights from Seattle to Knoxville?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from Seattle to Knoxville based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from Seattle to Knoxville?

The chart below shows up-to-date information regarding how far in advance to book your flight from Seattle to Knoxville.

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $393 $223
7-14 days $424 $373
14-21 days $325 $1,218
21-30 days $349 $382
30-60 days $270 $810
60-90 days $313 $794
90+ days $400 $388

Cheapest Day To Fly from Seattle to Knoxville

We've examined 63,458 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from Seattle to Knoxville is Saturday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday

Compare Flight Prices from Seattle to Knoxville by Month

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for Seattle to Knoxville flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
June Seattle Knoxville !! 6/22/22 6/29/22 2 $1,218
June Seattle Knoxville !! 6/20/22 7/3/22 3 $473
September Seattle Knoxville Alaska 9/13/22 9/24/22 2 $810
June Seattle Knoxville Alaska 6/17/22 6/25/22 2 $642
August Seattle Knoxville Alaska 8/10/22 8/16/22 2 $388
July Seattle Knoxville !! 7/7/22 7/13/22 0 $350
September Seattle Knoxville 00 9/23/22 9/27/22 0 $400
September Seattle Knoxville 00 9/13/22 9/17/22 0 $379

Cheap Last Minute Flights from Seattle to Knoxville

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from Seattle to Knoxville. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

13 14 15 16 17 18 19
20 21 22 23 24 25 26
27 28 29 30 31 1 2
3 4 5 6 7 8 9
10 11 12 13 14 15 16

Connecting Flights vs Direct Flights from Seattle to Knoxville

Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Seattle to Knoxville is $810.

The average price for direct flights from Seattle to Knoxville is $334.

One Way Flights vs Round Trip Flights from Seattle to Knoxville

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Seattle to Knoxville. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Seattle to Knoxville is $581.

The average price for round trip flights from Seattle to Knoxville is $810.

Seattle to Knoxville Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Seattle to Knoxville?
Answer: Denver, CO

Airlines in Seattle flying to Knoxville Last modified: Jul 22, 2022 14:02 -04:00Number of routes searched: 1Number of itineraries searched: 3

Wondering which airlines fly out of Seattle to Knoxville? We've gathered the average price of Seattle airlines with flights to Knoxville. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary showing which days of the week individual carriers offer flights for the next 30 days.

Seattle to Knoxville
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Frontier DEN

Seattle to Knoxville Airports

These are the major commercial airports we're currently monitoring in Seattle and Knoxville. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

Cheap Flights from Seattle to Knoxville