$174+ Cheap flights from Seattle to Austin (SEA - AUS)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — AUS
Jul 27 — Aug 31
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Austin with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Austin Bergstrom are usually found in January or February, booked 89 days in advance, depart on a Wednesday or Sunday and return on a Thursday
Cheap flight deals from Seattle to Austin
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Cheapest flights from Seattle to AustinExplore the most affordable flight options available from Seattle to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 27, 2026.
Explore the most affordable flight options available from Seattle to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:13 pm
SEA
- AUS
1 stop13h 39m
Frontier
Mon 8/176:30 am
AUS
- SEA
1 stop8h 47m
Frontier
Deal found 6/22![Frontier logo]()
$274
This Frontier deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:16 pm
SEA
- AUS
1 stop12h 20m
Frontier
Mon 10/510:01 pm
AUS
- SEA
1 stop13h 59m
Frontier
Deal found 6/24![Frontier logo]()
$275
This CheapOair deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:06 pm
SEA
- AUS
1 stop22h 24m
Frontier
Tue 8/258:15 pm
AUS
- SEA
1 stop15h 04m
Frontier
Deal found 6/24![Frontier logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:13 pm
SEA
- AUS
1 stop12h 46m
Multiple Airlines
Wed 7/292:25 pm
AUS
- SEA
1 stop20h 52m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$277
This Expedia deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2112:35 pm
SEA
- AUS
1 stop9h 32m
Frontier
Tue 7/288:12 pm
AUS
- SEA
1 stop15h 05m
Frontier
Deal found 6/22![Frontier logo]()
$278
This CheapOair deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:41 pm
SEA
- AUS
1 stop26h 18m
Frontier
Tue 10/278:21 pm
AUS
- SEA
1 stop15h 30m
Frontier
Deal found 6/24![Frontier logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:06 pm
SEA
- AUS
1 stop16h 24m
Frontier
Mon 8/176:30 am
AUS
- SEA
1 stop8h 47m
Frontier
Deal found 6/22![Frontier logo]()
$281
This Expedia deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/912:35 pm
SEA
- AUS
1 stop9h 32m
Frontier
Wed 7/152:25 pm
AUS
- SEA
1 stop20h 52m
Frontier
Deal found 6/23![Frontier logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1112:35 pm
SEA
- AUS
1 stop9h 32m
Frontier
Wed 7/226:30 am
AUS
- SEA
1 stop6h 50m
Frontier
Deal found 6/23![Frontier logo]()
$284
This CheapOair deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:41 pm
SEA
- AUS
1 stop22h 51m
Frontier
Fri 10/1610:24 pm
AUS
- SEA
1 stop13h 36m
Frontier
Deal found 6/24![Frontier logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/122:22 pm
SEA
- AUS
1 stop7h 45m
Frontier
Tue 8/188:15 pm
AUS
- SEA
1 stop15h 04m
Frontier
Deal found 6/22![Frontier logo]()
$287
This CheapOair deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:41 pm
SEA
- AUS
1 stop21h 45m
Frontier
Sun 11/16:45 am
AUS
- SEA
1 stop29h 06m
Frontier
Deal found 6/24![Frontier logo]()
$288
Best flights from Seattle to AustinDiscover carefully curated flight deals from Seattle to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 27, 2026.
Discover carefully curated flight deals from Seattle to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 27, 2026.
This Delta deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:55 pm
SEA
- AUS
Nonstop4h 03m
Delta
Wed 9/96:11 pm
AUS
- SEA
Nonstop4h 33m
Delta
Deal found 6/24![Delta logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:42 am
SEA
- AUS
1 stop7h 56m
Alaska Airlines
Wed 8/197:07 pm
AUS
- SEA
Nonstop4h 29m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$336
This Southwest deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2210:45 pm
SEA
- AUS
2 stops10h 55m
Southwest
Wed 7/295:45 pm
AUS
- SEA
2 stops7h 50m
Southwest
Deal found 6/22![Southwest logo]()
$366
This Delta deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:55 pm
SEA
- AUS
Nonstop4h 03m
Delta
Wed 8/196:17 pm
AUS
- SEA
Nonstop4h 33m
Delta
Deal found 6/22![Delta logo]()
$326
This Alaska Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:19 pm
SEA
- AUS
Nonstop4h 12m
Alaska Airlines
Mon 8/108:30 am
AUS
- SEA
Nonstop4h 28m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:50 pm
SEA
- AUS
Nonstop4h 03m
Delta
Tue 7/286:00 am
AUS
- SEA
Nonstop4h 23m
Delta
Deal found 6/21![Delta logo]()
$335
This Southwest deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:35 pm
SEA
- AUS
1 stop6h 25m
Southwest
Mon 8/177:00 am
AUS
- SEA
2 stops7h 50m
Southwest
Deal found 6/21![Southwest logo]()
$386
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/57:15 am
SEA
- AUS
Nonstop4h 11m
Delta
Sun 8/96:15 am
AUS
- SEA
Nonstop4h 25m
Delta
Deal found 6/25![Delta logo]()
$351
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:05 am
SEA
- AUS
Nonstop4h 16m
Delta
Mon 8/316:17 pm
AUS
- SEA
Nonstop4h 33m
Delta
Deal found 6/21![Delta logo]()
$361
This Delta deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:15 am
SEA
- AUS
Nonstop4h 11m
Delta
Sun 8/166:17 pm
AUS
- SEA
Nonstop4h 33m
Delta
Deal found 6/24![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/611:05 am
SEA
- AUS
Nonstop4h 16m
Delta
Sun 8/96:15 am
AUS
- SEA
Nonstop4h 25m
Delta
Deal found 6/25![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/305:50 pm
SEA
- AUS
Nonstop4h 03m
Delta
Mon 8/36:15 am
AUS
- SEA
Nonstop4h 25m
Delta
Deal found 6/21![Delta logo]()
$367
Last-minute flights from Seattle to AustinDiscover last-minute flight deals from Seattle to Austin. Data last updated June 27, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Austin. Data last updated June 27, 2026 and is based on user searches.
This Orbitz deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:06 pm
SEA
- AUS
1 stop16h 24m
Frontier
Wed 7/152:25 pm
AUS
- SEA
1 stop20h 52m
Frontier
Deal found 6/22![Frontier logo]()
$290
This Frontier deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/98:53 pm
SEA
- AUS
1 stop12h 59m
Frontier
Mon 7/206:30 am
AUS
- SEA
1 stop6h 50m
Frontier
Deal found 6/23![Frontier logo]()
$283
This Expedia deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/108:53 pm
SEA
- AUS
1 stop16h 16m
Frontier
Sun 7/1912:47 pm
AUS
- SEA
1 stop23h 52m
Frontier
Deal found 6/24![Frontier logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1012:35 pm
SEA
- AUS
1 stop9h 32m
Frontier
Wed 7/226:30 am
AUS
- SEA
1 stop6h 50m
Frontier
Deal found 6/23![Frontier logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1112:35 pm
SEA
- AUS
1 stop9h 32m
Frontier
Wed 7/226:30 am
AUS
- SEA
1 stop6h 50m
Frontier
Deal found 6/23![Frontier logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1112:35 pm
SEA
- AUS
1 stop9h 32m
Frontier
Tue 7/218:12 pm
AUS
- SEA
1 stop15h 05m
Frontier
Deal found 6/23![Frontier logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:06 pm
SEA
- AUS
1 stop22h 21m
Frontier
Mon 7/272:25 pm
AUS
- SEA
1 stop20h 52m
Frontier
Deal found 6/23![Frontier logo]()
$296
This Travelocity deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:06 pm
SEA
- AUS
1 stop27h 01m
Frontier
Wed 7/296:30 am
AUS
- SEA
1 stop6h 50m
Frontier
Deal found 6/23![Frontier logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:13 pm
SEA
- AUS
1 stop12h 46m
Multiple Airlines
Wed 7/292:25 pm
AUS
- SEA
1 stop20h 52m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$277
This CheapOair deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/287:06 pm
SEA
- AUS
1 stop16h 24m
Frontier
Tue 8/117:43 pm
AUS
- SEA
1 stop15h 21m
Frontier
Deal found 6/24![Frontier logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2912:35 pm
SEA
- AUS
1 stop9h 32m
Frontier
Tue 8/188:15 pm
AUS
- SEA
2 stops23h 36m
Frontier
Deal found 6/23![Frontier logo]()
$276
One-way flights from Seattle to AustinSearch for one-way flight options from Seattle to Austin. Find affordable one-way fares based on user searches. Data last updated June 27, 2026.
Search for one-way flight options from Seattle to Austin. Find affordable one-way fares based on user searches. Data last updated June 27, 2026.
This Southwest deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 am
SEA
- AUS
2 stops8h 40m
Southwest
Deal found 6/25![Southwest logo]()
$174
This Expedia deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/108:53 pm
SEA
- AUS
1 stop16h 16m
Frontier
Deal found 6/25![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:13 pm
SEA
- AUS
2 stops25h 54m
Frontier
Deal found 6/25![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:13 pm
SEA
- AUS
2 stops20h 35m
Frontier
Deal found 6/25![Frontier logo]()
$177
This American Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:20 pm
SEA
- AUS
1 stop7h 35m
American Airlines
Deal found 6/23![American Airlines logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:29 pm
SEA
- AUS
2 stops24h 12m
Frontier
Deal found 6/24![Frontier logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:29 pm
SEA
- AUS
2 stops24h 12m
Frontier
Deal found 6/24![Frontier logo]()
$180
This Southwest deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:35 pm
SEA
- AUS
Nonstop4h 10m
Southwest
Deal found 6/23![Southwest logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/219:16 pm
SEA
- AUS
2 stops20h 05m
Frontier
Deal found 6/24![Frontier logo]()
$182
This Southwest deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/297:30 am
SEA
- AUS
2 stops10h 35m
Southwest
Deal found 6/25![Southwest logo]()
$183
This Southwest deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:35 pm
SEA
- AUS
Nonstop4h 10m
Southwest
Deal found 6/25![Southwest logo]()
$184
This Super.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1412:35 pm
SEA
- AUS
1 stop9h 32m
Frontier
Deal found 6/23![Frontier logo]()
$185
Find flight deals from Seattle to Austin
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $274 (Kiwi.com) |
One-way from | $174 (Southwest) |
Popular in | July |
Cheapest in | January |
Average price | $356 |
Good round-trip deal | $367 or less |
Good one-way deal | $213 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Austin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 27, 2026.
Use the filters below to find and compare flights from Seattle to Austin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleAustin
SEA - AUS
SEAAUS
Seattle/Tacoma Intl
Sat 8/22
5:55 pm-11:58 pm
Nonstop4h 03m
Austin Bergstrom
Wed 9/9
6:11 pm-8:44 pm
Nonstop4h 33m
$317
SeattleAustin
SEA - AUS
SEAAUS
Seattle/Tacoma Intl
Sat 8/15
5:55 pm-11:58 pm
Nonstop4h 03m
Austin Bergstrom
Wed 8/19
6:17 pm-8:50 pm
Nonstop4h 33m
$326
Quickest round-trip
SeattleAustin
SEA - AUS
SEAAUS
Seattle/Tacoma Intl
Tue 7/21
5:50 pm-11:53 pm
Nonstop4h 03m
Austin Bergstrom
Tue 7/28
6:00 am-8:23 am
Nonstop4h 23m
$335
SeattleAustin
SEA - AUS
SEAAUS
Seattle/Tacoma Intl
Sat 8/15
6:42 am-4:38 pm
1 stop7h 56m
Austin Bergstrom
Wed 8/19
7:07 pm-9:36 pm
Nonstop4h 29m
$336
SeattleAustin
SEA - AUS
SEAAUS
Seattle/Tacoma Intl
Wed 8/5
7:15 am-1:26 pm
Nonstop4h 11m
Austin Bergstrom
Sun 8/9
6:15 am-8:40 am
Nonstop4h 25m
$351
SeattleAustin
SEA - AUS
SEAAUS
Seattle/Tacoma Intl
Thu 8/27
11:05 am-5:21 pm
Nonstop4h 16m
Austin Bergstrom
Mon 8/31
6:17 pm-8:50 pm
Nonstop4h 33m
$361
SeattleAustin
SEA - AUS
SEAAUS
Seattle/Tacoma Intl
Fri 8/7
6:19 pm-12:31 am
Nonstop4h 12m
Austin Bergstrom
Mon 8/10
8:30 am-10:58 am
Nonstop4h 28m
$364
SeattleAustin
SEA - AUS
SEAAUS
Seattle/Tacoma Intl
Thu 8/13
7:15 am-1:26 pm
Nonstop4h 11m
Austin Bergstrom
Sun 8/16
6:17 pm-8:50 pm
Nonstop4h 33m
$364
SeattleAustin
SEA - AUS
SEAAUS
Seattle/Tacoma Intl
Thu 8/6
11:05 am-5:21 pm
Nonstop4h 16m
Austin Bergstrom
Sun 8/9
6:15 am-8:40 am
Nonstop4h 25m
$364
SeattleAustin
SEA - AUS
SEAAUS
Seattle/Tacoma Intl
Wed 7/22
10:45 pm-11:40 am
2 stops10h 55m
Austin Bergstrom
Wed 7/29
5:45 pm-11:35 pm
2 stops7h 50m
$366
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Seattle to Austin
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Austin in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Austin flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Austin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Austin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seattle to Austin
Have a flexible travel schedule? Discover the best time to fly to Austin from Seattle with our price prediction graph.
SEA-AUS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Austin
Prices
Airlines
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How far ahead should I book a flight from Seattle to Austin?
The best time to book flights from Seattle to Austin is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Seattle to Austin?
Currently, January is the cheapest month in which you can book a flight from Seattle to Austin (average of $253). Flying from Seattle to Austin in July is currently the most expensive (average of $391). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SEA to AUS?
Find hourly flight availability from Seattle to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 27, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 50% on flights from Seattle to Austin by exploring options for tickets in the afternoon.
What’s the top layover airport for flights from Seattle to Austin?
Share of 1-stop round-trip flights from Seattle to Austin chosen by Cheapflights users in the past 12 months, using the same layover each way.
Phoenix (PHX) – chosen by Cheapflights users on 75% of 1-stop itineraries from Seattle to Austin on Cheapflights.
What’s the cheapest layover airport for flights from Seattle to Austin?
Average round-trip fare for 1-stop flights from Seattle to Austin, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Portland (PDX) is the most affordable 1-stop option, with an average round-trip price of $426.
What’s the fastest layover option from Seattle to Austin?
Shortest average travel time for 1-stop one-way flights from Seattle to Austin, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Phoenix (PHX) have the shortest average one-way travel time for 1-stop routes: 6h 10m.
Which airport typically offers the quickest layover for flights from Seattle to Austin?
Average layover duration for 1-stop one-way flights from Seattle to Austin, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Phoenix (PHX) offer the fastest connection on this route, with an average layover time of 0h 58m.
The best insider tips for Seattle to Austin flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Austin trip
Our travel experts
Reviews of airlines servicing Austin
Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated June 27, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Southwest, andDelta from Seattle to Austin to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
Find useful and relevant information for your journey from Seattle to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Austin?
Book flights to Austin if you plan to visit one of these locationsRound Rock
Cedar Park
San Marcos
Bastrop
Fredericksburg
Pflugerville
Dripping Springs
Georgetown
Seguin
Canyon Lake
Browse thousands of different options on Cheapflights for your next trip
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Other flights to Austin
Explore flights to Austin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 27, 2026.
Complete your trip
Complete your trip to Austin by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Austin by cabin class
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Seattle and Austin flights
Browse other Seattle and Austin flight options. Last updated on June 27, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on June 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Seattle to Austin
Discover the top 7 airlines that operate flights from Seattle to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$108 | Average$277 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$133 | Average$274 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$175 | Average$350 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$192 | Average$345 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$256 | Average$416 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$277 | Average$387 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$366 | Average$652 | FlexibilityNo cancel fee | On-time71% |