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Seattle-Tacoma International Airport to Knoxville flight
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Cheap Flights from Seattle-Tacoma International Airport to Knoxville

Search for flights from Seattle-Tacoma International Airport to Knoxville and check out affordable one-way and round-trip options.

  • One way
  • Round-trip
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • SEA09:37
        28h 40m
        1 stop
        TYS17:17
        Seattle - Knoxville|Tue, May 21|Frontier Airlines
        NZD 148NZD 348
        56% OFF
        56% OFF
        NZD 348NZD 148
      • SEA22:30
        8h 21m
        1 stop
        TYS09:51
        Seattle - Knoxville|Sun, May 5|Frontier Airlines
        NZD 163NZD 348
        53% OFF
        53% OFF
        NZD 348NZD 163
      • SEA20:14
        17h 17m
        1 stop
        TYS16:31
        Seattle - Knoxville|Tue, May 28|Frontier Airlines
        NZD 164NZD 348
        53% OFF
        53% OFF
        NZD 348NZD 164
      • SEA09:55
        19h 22m
        2 stops
        TYS08:17
        Seattle - Knoxville|Wed, May 15|Frontier Airlines
        NZD 184
        NZD 184
      • SEA22:24
        15h 13m
        1 stop
        TYS16:37
        Seattle - Knoxville|Fri, May 17|Frontier Airlines
        NZD 186
        NZD 186
      • SEA22:24
        14h 44m
        1 stop
        TYS16:08
        Seattle - Knoxville|Fri, May 24|Frontier Airlines
        NZD 186
        NZD 186
      • SEA23:46
        29h 2m
        2 stops
        TYS07:48
        Seattle - Knoxville|Sun, May 5|Alaska Airlines
        NZD 195
        NZD 195
      • SEA23:59
        30h 52m
        2 stops
        TYS09:51
        Seattle - Knoxville|Mon, May 6|American Airlines
        NZD 206
        NZD 206
      • SEA21:35
        9h 16m
        1 stop
        TYS09:51
        Seattle - Knoxville|Tue, May 7|Frontier Airlines
        NZD 207
        NZD 207
      • SEA20:15
        18h 2m
        1 stop
        TYS17:17
        Seattle - Knoxville|Tue, May 21|Alaska Airlines
        NZD 209
        NZD 209
      • SEA13:00
        3h 5m
        Direct
        TYS14:00
        Seattle - Knoxville|Sat, May 11|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Seattle-Tacoma International Airport to Knoxville

See which airlines fly from Seattle-Tacoma International Airport to Knoxville. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Frontier Airlines
From NZD 148
Alaska Airlines
From NZD 195
American Airlines
From NZD 206
Spirit Airlines
From NZD 274
United Airlines
From NZD 332
Delta Air Lines
From NZD 410
Jetblue Airways
From NZD 476
Sun Country Airlines
From NZD 1,211
ANA airlines
Find more flights and airlines

Airports in Knoxville

Learn about different airports in Knoxville, find the best flight and transfer options, and plan your journey.

  • 0.73 km from central Knoxville
    Mcghee Tyson Airport
    Tickets From
    NZD 148
Flight Schedule from Seattle-Tacoma International Airport to Knoxville

Check the schedule for flights from Seattle-Tacoma International Airport to Knoxville and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA2637

    United Airlines

    05:00

    SEA

    2.7h

    08:44

    DEN

    SMTWTFS
    Search

  2. F92374

    Frontier Airlines

    12:26

    DEN

    2.9h

    17:17

    TYS

    S-T-TF-

  3. AS682

    Alaska Airlines

    06:07

    SEA

    2.7h

    09:48

    DEN

    SMTWTFS
    Search

  4. F92374

    Frontier Airlines

    12:26

    DEN

    2.9h

    17:17

    TYS

    S-T-TF-

  5. AS346

    Alaska Airlines

    15:44

    SEA

    5.3h

    23:59

    MCO

    SMTWTFS
    Search

  6. F94379

    Frontier Airlines

    05:15

    MCO

    1.7h

    06:58

    TYS

    -M-W--S

  7. UA2013

    United Airlines

    16:46

    SEA

    4.0h

    22:44

    ORD

    SM-WTF-
    Search

  8. AA6059

    American Airlines

    08:28

    ORD

    1.7h

    11:12

    TYS

    SMTWTF-

  9. F94668

    Frontier Airlines

    17:49

    SEA

    2.3h

    20:07

    LAS

    S--WT--
    Search

  10. F94968

    Frontier Airlines

    22:59

    LAS

    2.1h

    02:07

    DEN

    SMTWTFS

  11. F92374

    Frontier Airlines

    12:26

    DEN

    2.9h

    17:17

    TYS

    S-T-TF-

  12. AS642

    Alaska Airlines

    20:21

    SEA

    2.6h

    23:59

    DEN

    SMTWTFS
    Search

  13. F92374

    Frontier Airlines

    12:26

    DEN

    2.9h

    17:17

    TYS

    S-T-TF-

  14. F92150

    Frontier Airlines

    21:35

    SEA

    2.8h

    01:25

    DEN

    -M-----
    Search

  15. F92374

    Frontier Airlines

    12:26

    DEN

    2.9h

    17:17

    TYS

    S-T-TF-

  16. F91176

    Frontier Airlines

    22:08

    SEA

    2.7h

    01:51

    DEN

    S---T--
    Search

  17. F92374

    Frontier Airlines

    12:26

    DEN

    2.9h

    17:17

    TYS

    S-T-TF-

  18. F92146

    Frontier Airlines

    22:45

    SEA

    2.8h

    02:32

    DEN

    --TWTFS
    Search

  19. F92374

    Frontier Airlines

    12:26

    DEN

    2.9h

    17:17

    TYS

    S-T-TF-

  20. AA1181

    American Airlines

    23:59

    SEA

    4.2h

    06:11

    ORD

    SMTWTF-
    Search

  21. AA3682

    American Airlines

    19:40

    ORD

    1.7h

    22:20

    TYS

    SMTWTF-
Find more flights and airlines

Flight Info of Flights from Seattle-Tacoma International Airport to Knoxville

Cheapest nonstop flight price

NZD 148

Off-season for travel

May

Peak season for travel

July

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