Cheap Flights from Austin, TX to Seattle, WA from $81

Return flight: Seattle – Austin

On Cheapflightsplus.com you will find 9 direct and 235 connecting flights from Austin to Seattle. You can compare airfare deals from 6 airlines and multiple travel sites from $81, book and save on cheap plane tickets and last minute offers. Also check out AUS-SEA flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Austin to Seattle Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $81 (one-way), $139 (round-trip).
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Full flight schedule will help you in detecting at what time planes fly from Austin to Seattle. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
07:15 — 09:40
07:15 — 09:40 HA4771 Hawaiian Airlines
Austin — Seattle
4h 25m
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from$108
07:15 — 09:40
07:15 — 09:40 AS595 Alaska Airlines
Austin — Seattle
4h 25m
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from$126
09:45 — 12:12
09:45 — 12:12 HA4764 Hawaiian Airlines
Austin — Seattle
4h 27m
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from$108
09:45 — 12:12
09:45 — 12:12 AS1228 Alaska Airlines
Austin — Seattle
4h 27m
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from$126
13:36 — 15:59
13:36 — 15:59 HA4734 Hawaiian Airlines
Austin — Seattle
4h 23m
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from$108
13:36 — 15:59
13:36 — 15:59 HA4770 Hawaiian Airlines
Austin — Seattle
4h 23m
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from$123
13:36 — 15:59
13:36 — 15:59 AS503 Alaska Airlines
Austin — Seattle
4h 23m
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from$126
19:38 — 22:05
19:38 — 22:05 HA4769 Hawaiian Airlines
Austin — Seattle
4h 27m
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from$84
19:38 — 22:05
19:38 — 22:05 AS339 Alaska Airlines
Austin — Seattle
4h 27m
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from$87
06:00 — 00:31
+1 day
06:00 — 07:30 F91815 Frontier Airlines
Austin — Denver
15h 8m stop
22:29 — 00:37 F93405 Frontier Airlines
Denver — Seattle
20h 31m
including layover
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from$86
06:00 — 20:44
07:00 — 08:27 F91815 Frontier Airlines
Austin — Denver
11h 11m stop
21:36 — 23:44 F94545 Frontier Airlines
Denver — Seattle
16h 44m
including layover
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from$92
08:15 — 14:24
08:15 — 10:31 HA4796 Hawaiian Airlines
Austin — Portland
2h 54m stop
13:25 — 14:24 HA6247 Hawaiian Airlines
Portland — Seattle
8h 9m
including layover
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from$87
09:08 — 14:19
09:08 — 10:59 UA1668 United Airlines
Austin — San Francisco
1h 6m stop
12:05 — 14:19 UA433 United Airlines
San Francisco — Seattle
7h 11m
including layover
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from$126
10:15 — 15:14
10:15 — 12:05 UA1668 United Airlines
Austin — San Francisco
55m stop
13:00 — 15:14 UA2041 United Airlines
San Francisco — Seattle
6h 59m
including layover
Find flight
from$128
11:05 — 15:31
11:05 — 12:26 UA779 United Airlines
Austin — Denver
1h 9m stop
13:35 — 15:31 UA594 United Airlines
Denver — Seattle
6h 26m
including layover
Find flight
from$120
11:48 — 15:03
+1 day
11:48 — 12:38 G465 Allegiant Air
Austin — Las Vegas
23h 38m stop
12:16 — 15:03 NK2327 Spirit Airlines
Las Vegas — Seattle
29h 15m
including layover
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from$81
12:37 — 17:38
12:37 — 13:12 F93659 Frontier Airlines
Austin — Phoenix
1h 9m stop
14:21 — 17:38 F91723 Frontier Airlines
Phoenix — Seattle
7h 1m
including layover
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from$84
12:56 — 17:57
12:56 — 14:17 UA785 United Airlines
Austin — Denver
1h 44m stop
16:01 — 17:57 UA745 United Airlines
Denver — Seattle
7h 1m
including layover
Find flight
from$120
14:31 — 22:00
14:31 — 15:29 HA4768 Hawaiian Airlines
Austin — San Diego
3h 36m stop
19:05 — 22:00 HA6537 Hawaiian Airlines
San Diego — Seattle
9h 29m
including layover
Find flight
from$113
14:59 — 22:52
14:59 — 16:03 HA4768 Hawaiian Airlines
Austin — San Diego
3h 42m stop
19:45 — 22:52 HA6497 Hawaiian Airlines
San Diego — Seattle
9h 53m
including layover
Find flight
from$96
15:33 — 21:06
13:40 — 15:25 UA210 United Airlines
Austin — San Francisco
1h 29m stop
18:40 — 20:56 UA2019 United Airlines
San Francisco — Seattle
7h 33m
including layover
Find flight
from$126
15:39 — 15:00
+1 day
15:39 — 16:41 F93645 Frontier Airlines
Austin — Las Vegas
19h 21m stop
12:02 — 15:00 F92407 Frontier Airlines
Las Vegas — Seattle
25h 21m
including layover
Find flight
from$93
16:11 — 22:00
16:08 — 18:03 HA4773 Hawaiian Airlines
Austin — San Francisco
1h 52m stop
19:49 — 22:00 HA7031 Hawaiian Airlines
San Francisco — Seattle
7h 49m
including layover
Find flight
from$88
16:34 — 16:25
+1 day
16:34 — 17:43 NK1656 Spirit Airlines
Austin — Las Vegas
19h 57m stop
13:40 — 16:25 NK1681 Spirit Airlines
Las Vegas — Seattle
25h 51m
including layover
Find flight
from$86
17:50 — 21:36
18:00 — 20:14 HA4872 Hawaiian Airlines
Austin — Portland
38m stop
20:59 — 21:54 HA6567 Hawaiian Airlines
Portland — Seattle
5h 46m
including layover
Find flight
from$88
17:50 — 22:29
18:00 — 20:14 HA4872 Hawaiian Airlines
Austin — Portland
1h 31m stop
21:59 — 22:59 HA6414 Hawaiian Airlines
Portland — Seattle
6h 39m
including layover
Find flight
from$88
18:00 — 22:59
18:00 — 20:14 AS1396 Alaska Airlines
Austin — Portland
1h 45m stop
21:59 — 22:59 AS3408 Alaska Airlines
Portland — Seattle
6h 59m
including layover
Find flight
from$96
18:19 — 23:28
18:19 — 19:40 UA377 United Airlines
Austin — Denver
1h 50m stop
21:30 — 23:28 UA2651 United Airlines
Denver — Seattle
7h 9m
including layover
Find flight
from$120
20:00 — 00:54
+1 day
20:00 — 21:50 UA292 United Airlines
Austin — San Francisco
45m stop
22:35 — 00:54 UA5770 United Airlines
San Francisco — Seattle
6h 54m
including layover
Find flight
from$126
*Departure and arrival times - local. Updated on June 7, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Austin to Seattle depends on and how to choose the most interesting flight option for you.

Distance between Austin and Seattle is 2847 miles. Time difference between the cities is 2h. Airplanes depart 05:00 to 20:57 from 3 Austin airports and arrive 05:00 to 20:57 to 3 Seattle airports. Average flight time is 4h 25m.

  • The fastest flight 4h 23m
  • Average flight time 4h 25m
  • The earliest flight 05:00
  • The latest flight 20:57
  • Distance 1770 ml

The cheapest months to travel to Seattle are june (from 101 $), september (from 112 $), august (from 113 $).

The most expensive months are february (from 269 $), december (from 181 $), may (from 117 $).

What is the lowest airfare Austin to Seattle?

The cheapest plane ticket found by our users is $81. This airfare is for economy class on one-way G465 flight by Allegiant Air for June 29, 2025 which leaves Austin-Bergstrom Intl in Austin at 11:48 am and arrives at Seattle Seattle-Tacoma Intl at 15:03.

Economy class
$81
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Business class
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First class
?
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Popular Airlines on the Route

The flight Austin — Seattle is served by 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 61 departures per week at the price of from $ 87 . And the most expensive tickets are offered by United Airlines airline - from $ 470.

Direct flights

There are 9 nonstop flights on the route. The fastest direct flight is HA4734 by Hawaiian Airlines takes 4h 23m and the cheapest is G465 by Allegiant Air for $84.

  • AS - Alaska Airlines
    from $87
    Find
  • HA - Hawaiian Airlines
    from $84
    Find
See more direct flights

Connecting Flights

There are 235 flights with layovers on the route. The fastest connecting flight is HA4872 by Hawaiian Airlines takes 5h 46m and the cheapest is G465 by Allegiant Air for $81.

  • AS - Alaska Airlines
    from $94
    Find
  • F9 - Frontier Airlines
    from $84
    Find
  • HA - Hawaiian Airlines
    from $87
    Find
  • UA - United Airlines
    from $120
    Find
  • G4 - Allegiant Air
    from $81
    Find
  • NK - Spirit Airlines
    from $86
    Find
See more connecting flights

Airports

You can fly from Austin to Seattle from 3 airports (Austin-Bergstrom Intl, Austin, Camp Maybry AHP).

Austin airports

  • Austin-Bergstrom Intl-AUS
    from $81
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  • Austin-ASQ
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  • Camp Maybry AHP-MMR
    Find

Seattle airports

  • Boeing Field International Airport-BFI
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  • Seattle-Tacoma Intl-SEA
    Find
  • Kenmore Air Harbor SPB-LKE
    Find

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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