Airlines with flights from Seattle to Austin

There are 6 airlines with scheduled flights between SEA and AUS. Alaska Airlines, Delta and Southwest has non-stop flights from Seattle Airport to Austin-Bergstrom International Airport and the flight time is 4 hours and 13 minutes.

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Direct

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

Non-stop

4h 13min

Direct

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

Non-stop

4h 12min

Direct

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

Non-stop

4h 0min

Via Denver

5h 25min

Via Denver

5h 33min

Via Dallas

5h 35min

Via Salt Lake City

5h 42min

Via Dallas

5h 44min

Via Portland

5h 44min

Via Phoenix

5h 45min

Via Las Vegas

5h 45min

Via Sacramento

5h 45min

Via Phoenix

5h 56min

Via San Jose

6h 10min

Via Houston

6h 12min

Via Los Angeles

6h 21min

Via San Diego

6h 25min

Via San Francisco

6h 26min

Via San Diego

6h 27min

Via Oakland

6h 50min

Via Los Angeles

6h 51min

Via Los Angeles

7h 1min

Via Burbank

7h 25min

NEW

Via Las Vegas

8h 10min

NEW

Via Albuquerque

7h 20min

NEW

Via Santa Ana

8h 5min

Via Denver

6h 26min

NEW Starts 08/08

Via Houston

5h 40min

Starts 09/08

Via Los Angeles

8h 40min

NEW Starts 01/10

Via Ontario

8h 5min

Starts 03/10

Via El Paso

8h 55min

Schedules

Non-stop with Alaska Airlines

Total flight time: 4 hours and 13 minutes
One World Alliance
Seattle is a Alaska Airlines hub (Primary hub).

21 flights per week
Boeing 737-900 (winglets) Passenger/BBJ3

Boeing 737-800 (winglets) Passenger/BBJ2

Boeing 737MAX 9 Passenger

Boeing 737MAX 8 Passenger
Business and first class available

SEA

Direct

AUS

Flight

Mon

Jul 27

Tue

Jul 28

Wed

Jul 29

Thu

Jul 30

Fri

Jul 31

Sat

Aug 1

Sun

Aug 2

AS422

09:05

AS604

11:46

AS372

18:19

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The timetable & schedule information was updated at 2026-04-22

Non-stop with Delta Air Lines

Total flight time: 4 hours and 12 minutes
Sky Team Alliance
Seattle is a Delta Air Lines hub.

21 flights per week
Airbus A220-300

Boeing 737-800 Passenger

Boeing 737-900 Passenger
Business and first class available

SEA

Direct

AUS

Flight

Mon

Jul 27

Tue

Jul 28

Wed

Jul 29

Thu

Jul 30

Fri

Jul 31

Sat

Aug 1

Sun

Aug 2

DL739

07:15

DL831

11:00

DL848

17:50

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The timetable & schedule information was updated at 2026-04-22

Non-stop with Southwest Airlines

Total flight time: 4 hours
Low-cost airline

7 flights per week
Boeing 737MAX 8 Passenger

SEA

Direct

AUS

Flight

Mon

Jul 27

Tue

Jul 28

Wed

Jul 29

Thu

Jul 30

Fri

Jul 31

Sat

Aug 1

Sun

Aug 2

WN1936

----

08:20

----

WN4956

13:50

11:10

13:50

----

13:10

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The timetable & schedule information was updated at 2026-04-22

Via Denver with Southwest Airlines

Total flight time: 5h 25m - 10h 15m.
Low-cost airline

131 flights per week
Boeing 737MAX 8 Passenger

SEA

Via DEN

AUS

Flight

Mon

Jul 27

Tue

Jul 28

Wed

Jul 29

Thu

Jul 30

Fri

Jul 31

Sat

Aug 1

Sun

Aug 2

WN3615
WN2263

05:15

05:00

05:30

WN4920
WN2729

----

07:35

----

WN3397
WN1476

07:50

----

07:50

----

WN3397
WN1477

----

08:45

WN3397
WN1478

----

09:45

----

WN3617
WN1950

14:35

----

14:35

13:30

----

WN1049
WN1950

----

14:15

----

WN1166
WN1481

----

14:25

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The timetable & schedule information was updated at 2026-04-22

Via Denver with United Airlines

Total flight time: 5h 33m - 11h 47m.

148 flights per week

SEA

Via DEN

AUS

Flight

Mon

Jul 27

Tue

Jul 28

Wed

Jul 29

Thu

Jul 30

Fri

Jul 31

Sat

Aug 1

Sun

Aug 2

UA2601
UA1026

05:00

----

05:00

UA1505
UA2270

08:56

08:58

08:56