Airlines with flights from Austin to Seattle

There are 6 airlines with scheduled flights between AUS and SEA. Delta, Alaska Airlines and Southwest has non-stop flights from Austin-Bergstrom International Airport to Seattle Airport and the flight time is 4 hours and 37 minutes.

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Direct

$Delta Air Lines from {( $airportFrom->city_name }} to Seattle$

Non-stop

4h 37min

Direct

$Alaska Airlines from {( $airportFrom->city_name }} to Seattle$

Non-stop

4h 30min

Direct

$Southwest Airlines from {( $airportFrom->city_name }} to Seattle$

Non-stop

4h 40min

Via Denver

5h 55min

Via Salt Lake City

5h 56min

Via Dallas

5h 59min

Via Dallas

6h 0min

Via Las Vegas

6h 5min

Via Phoenix

6h 5min

Via Portland

6h 5min

Via Denver

6h 6min

Via Phoenix

6h 9min

Via Sacramento

6h 15min

Via Houston

6h 20min

Via Houston

6h 38min

Via San Jose

6h 40min

Via San Diego

6h 40min

Via San Francisco

6h 43min

Via Los Angeles

6h 53min

Via Los Angeles

6h 56min

Via San Diego

7h 7min

Via Los Angeles

7h 25min

Via Los Angeles

7h 55min

Via Las Vegas

7h 58min

Via Ontario

8h 50min

Via Santa Ana

9h 55min

Via Oakland

6h 15min

Via Long Beach

8h 15min

Starts 06/06

Via Kansas City

8h 0min

Starts 07/06

Via Oklahoma City

8h 50min

Schedules

Non-stop with Delta Air Lines

Total flight time: 4 hours and 37 minutes
Sky Team Alliance
Seattle is a Delta Air Lines hub.

32 flights per week
Boeing 737-800 Passenger

Airbus A220-300
Business and first class available

AUS

Direct

SEA

Flight

Mon

Jun 15

Tue

Jun 16

Wed

Jun 17

Thu

Jun 18

Fri

Jun 19

Sat

Jun 20

Sun

Jun 21

DL780

06:00

DL1684

11:19

DL831

18:13

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The timetable & schedule information was updated at 2026-04-21

Non-stop with Alaska Airlines

Total flight time: 4 hours and 30 minutes
One World Alliance
Seattle is a Alaska Airlines hub (Primary hub).

21 flights per week
Boeing 737MAX 9 Passenger

Boeing 737-800 (winglets) Passenger/BBJ2

Boeing 737-900 (winglets) Passenger/BBJ3
Business and first class available

AUS

Direct

SEA

Flight

Mon

Jun 15

Tue

Jun 16

Wed

Jun 17

Thu

Jun 18

Fri

Jun 19

Sat

Jun 20

Sun

Jun 21

AS215

08:30

AS503

16:17

AS339

19:07

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The timetable & schedule information was updated at 2026-04-21

Non-stop with Southwest Airlines

Total flight time: 4 hours and 40 minutes
Low-cost airline

7 flights per week
Boeing 737MAX 8 Passenger

Boeing 737-700 Passenger (Scimitar Winglets)

AUS

Direct

SEA

Flight

Mon

Jun 15

Tue

Jun 16

Wed

Jun 17

Thu

Jun 18

Fri

Jun 19

Sat

Jun 20

Sun

Jun 21

WN393

14:20

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14:20

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13:00

WN389

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13:30

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WN933

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18:30

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CHECK PRICES FOR AUS - SEA

The timetable & schedule information was updated at 2026-04-21

Via Denver with Southwest Airlines

Total flight time: 5h 55m - 9h 30m.
Low-cost airline

164 flights per week
Boeing 737MAX 8 Passenger

Boeing 737-700 Passenger (Scimitar Winglets)

AUS

Via DEN

SEA

Flight

Mon

Jun 15

Tue

Jun 16

Wed

Jun 17

Thu

Jun 18

Fri

Jun 19

Sat

Jun 20

Sun

Jun 21

WN282
WN1780

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05:30

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WN282
WN1713

05:45

06:00