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Cheap Flights from Seattle to Knoxville, TN, United States - SEA to TYS Last modified: May 26, 2016 1:43 PM

Popular flights from Seattle to Knoxville Last modified: May 26, 2016 1:43 PM

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska Airlines
Departure Date Return Date Lowest Price
Sep 2, 2016 Sep 8, 2016 $526
American Airlines
Departure Date Return Date Lowest Price
Jul 18, 2016 Jul 25, 2016 $428
Frontier Airlines
Departure Date Return Date Lowest Price
Jul 10, 2016 Jul 15, 2016 $522
Jul 21, 2016 Jul 23, 2016 $522
Jul 21, 2016 Jul 25, 2016 $522
Jul 21, 2016 Jul 27, 2016 $522
United Airlines
Departure Date Return Date Lowest Price
Aug 20, 2016 Sep 2, 2016 $390
Aug 23, 2016 Aug 31, 2016 $390
Sep 3, 2016 Sep 12, 2016 $390

How Much Does it Cost to Fly from Seattle to Knoxville (SEA to TYS)?

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 $433.

When Can I Buy the Cheapest Flight from Seattle to Knoxville (SEA to TYS)?

Airlines can adjust prices for plane 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 discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Cheapest Day To Fly from Seattle to Knoxville

The chart below shows up-to-date information regarding the cheapest days to fly from Seattle to Knoxville.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$414 $390 $415 $457 $459 $390 $503

Round Trip vs One Way Flights from Seattle to Knoxville (SEA to TYS)

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 $222.

The average price for round trip flights from Seattle to Knoxville is $473.

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: Chicago, IL

Airlines Flying from Seattle to Knoxville (SEA to TYS) Number of flights searched: 123Last modified: May 26, 2016 1:43 PM

Below are the different airlines that fly from Seattle to Knoxville with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Seattle to Knoxville.

Seattle to Knoxville
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American DFW X X X X X X X
Delta ATL X X X X X X X
United IAH X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Seattle and Knoxville, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Seattle - SEA

FlightsAirlineLowest Price
Seattle to Atlanta American, Alaska, Frontier, Spirit, United $317
Seattle to Chicago American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $177
Seattle to New York American, Alaska, JetBlue, Frontier, Sun Country, United, Virgin America $327
Seattle to Dallas - Ft Worth American, Alaska, Frontier, Spirit, Sun Country, United, Virgin America $236
Seattle to Charlotte American, Alaska, JetBlue, Frontier, United $264
Seattle to Nashville American, Alaska, JetBlue, Frontier, United $320
Seattle to Asheville American, United $371
Seattle to Washington American, Alaska, JetBlue, Frontier, Sun Country, United, Virgin America $244
Seattle to Orlando American, Alaska, JetBlue, Frontier, Sun Country, United $244
Seattle to Chattanooga American, United $436
Seattle to Detroit American, Alaska, JetBlue, Spirit, United $314
Seattle to Cincinnati American, Alaska, United $310
Seattle to Louisville American, Alaska, United $370
Seattle to St Louis American, Alaska, Frontier, United $261

Cheap Domestic Flights to Knoxville - TYS

FlightsAirlineLowest Price
Portland to Knoxville American, Alaska, Frontier, United $451
Pasco to Knoxville American, Alaska, United Check Dates
Bellingham to Knoxville American, Alaska $697
Portland to Atlanta American, Alaska, Frontier, United $383
Portland to Chicago American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $113
Portland to New York American, Alaska, JetBlue, Frontier, Spirit, Sun Country, United, Virgin America $273
Portland to Charlotte American, Alaska, JetBlue, Frontier, United $293
Portland to Dallas - Ft Worth American, Alaska, Frontier, Hawaiian, Spirit, United, Virgin America $147
Portland to Nashville American, Alaska, JetBlue, United $274
Portland to Asheville American, Alaska, United $408

Cheap International Flights to Knoxville - TYS

FlightsAirlineLowest Price
Vancouver to Knoxville American, Air Canada, Alaska, Allegiant, United, WestJet $326
Victoria to Knoxville American, Air Canada, Alaska, United, WestJet $492
Vancouver to Atlanta Pacific Coastal, American, Air Canada, Alaska, Frontier, United, Sunwing, WestJet $257
Vancouver to New York Pacific Coastal, American, Air Canada, Alaska, JetBlue, Cathay, United, Virgin America, Sunwing, WestJet $297
Vancouver to Chicago Pacific Coastal, American, Air Canada, Alaska, Frontier, Spirit, United, WestJet $375
Vancouver to Charlotte American, Air Canada, Alaska, Frontier, United, WestJet $294
Cheap Flights from Seattle to Knoxville, TN, United States, from $390 Round trip from SEA to TYS