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Cheap Flights from San Antonio International Airport to Seattle

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

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

Selected Airlines from San Antonio International Airport to Seattle

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

Spirit Airlines
From US$55
Frontier Airlines
From US$82
Alaska Airlines
From US$94
Delta Air Lines
From US$104
American Airlines
From US$118
United Airlines
From US$143
Allegiant Air
From US$150
Sun Country Airlines
From US$159
Southwest Airlines
From US$186
ANA airlines
Find more flights and airlines

Airports in Seattle

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

Flight Schedule from San Antonio International Airport to Seattle

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

Flight info.
Departure
Arrival
Weekly Schedule
  1. AS495

    07:00

    SAT

    4.4h

    Direct

    09:23

    SEA

    SMTWTFS
  2. F92355

    09:19

    SAT

    2.4h

    10:45

    DEN

    S-T-TF-
  3. F94647

    17:45

    DEN

    3.0h

    19:44

    SEA

    S------
  4. UA1989

    10:40

    SAT

    2.4h

    12:04

    DEN

    SMTWTFS
  5. UA710

    13:30

    DEN

    3.0h

    15:31

    SEA

    SMTWTFS
  6. AA2093

    14:28

    SAT

    2.8h

    17:15

    ORD

    SMTWTFS
  7. AA2368

    19:10

    ORD

    4.8h

    21:56

    SEA

    SMTWTFS
  8. DL968

    15:25

    SAT

    3.3h

    16:40

    LAX

    SMTWT-S
  9. DL1575

    20:25

    LAX

    2.9h

    23:16

    SEA

    SMTWTFS
  10. F93417

    17:57

    SAT

    2.9h

    18:50

    LAS

    S-T--F-
  11. AS734

    21:24

    LAS

    2.6h

    23:59

    SEA

    SMTWTFS
  12. AS494

    18:00

    SAT

    4.3h

    Direct

    20:19

    SEA

    SMTWTFS
  13. UA4715

    18:45

    SAT

    4.0h

    20:43

    SFO

    SMTWTFS
  14. UA1971

    22:55

    SFO

    1.9h

    00:51

    SEA

    SMTWTFS
  15. NK790

    21:25

    SAT

    2.9h

    22:18

    LAS

    SMTWTFS
  16. NK421

    21:15

    LAS

    2.6h

    23:54

    SEA

    SMTWTFS
  17. F93415

    22:20

    SAT

    3.0h

    23:23

    LAS

    ----T--
  18. NK421

    21:15

    LAS

    2.6h

    23:54

    SEA

    SMTWTFS

Flight Info of Flights from San Antonio International Airport to Seattle

Cheapest return ticket price

US$184

Cheapest direct flight price

US$55

Cheapest month

June

Peak season for travel

November

FAQs for San Antonio International Airport to Seattle Flights