$142+ Cheap flights from Seattle to Austin (SEA - AUS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — AUS
Dec 11 — Dec 181
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 March, booked 30 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday
Cheap flight deals from Seattle to Austin
Cheapest
Best
Last-minute
One-way
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 November 11, 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 November 11, 2026.
This Alaska Airlines deal was found by Cheapflights users on 11/11. 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.
Thu 12/35:10 pm -
Nonstop4h 04m
Thu 12/103:43 pm -
Nonstop4h 47m
Deal found 11/11![Alaska Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 11/10. 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 12/33:21 pm -
1 stop6h 35m
Mon 12/146:06 pm -
Nonstop4h 43m
Deal found 11/10![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 11/7. 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 12/59:55 am -
Nonstop4h 05m
Sat 12/1212:50 pm -
2 stops11h 00m
Deal found 11/7![Southwest logo]()
$222
This American Airlines deal was found by Cheapflights users on 11/6. 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.
Thu 12/32:07 pm -
1 stop6h 07m
Wed 12/911:41 am -
1 stop7h 15m
Deal found 11/6![American Airlines logo]()
$226
This Delta deal was found by Cheapflights users on 11/9. 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.
Fri 12/41:25 pm -
1 stop6h 17m
Wed 12/912:33 pm -
1 stop6h 22m
Deal found 11/9![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 11/11. 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 12/99:25 am -
1 stop6h 50m
Wed 12/1612:40 pm -
1 stop10h 15m
Deal found 11/11![Southwest logo]()
$232
This Delta deal was found by Cheapflights users on 11/10. 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 12/312:31 pm -
1 stop6h 26m
Mon 12/71:06 pm -
1 stop9h 13m
Deal found 11/10![Delta logo]()
$237
This Mytrip deal was found by Cheapflights users on 11/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:58 pm -
1 stop22h 58m
Tue 12/87:09 pm -
Nonstop4h 47m
Deal found 11/10![Multiple Airlines logo]()
$244
This Southwest deal was found by Cheapflights users on 11/11. 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 12/49:10 am -
Nonstop4h 00m
Mon 12/73:55 pm -
Nonstop4h 40m
Deal found 11/11![Southwest logo]()
$257
This Delta deal was found by Cheapflights users on 11/8. 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 12/17:15 am -
Nonstop4h 18m
Thu 12/106:08 am -
Nonstop4h 52m
Deal found 11/8![Delta logo]()
$263
This United Airlines deal was found by Cheapflights users on 11/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:50 pm -
2 stops8h 25m
Mon 12/74:58 pm -
1 stop6h 23m
Deal found 11/10![United Airlines logo]()
$264
This Southwest deal was found by Cheapflights users on 11/6. 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 12/129:55 am -
Nonstop4h 05m
Mon 12/145:40 pm -
1 stop6h 40m
Deal found 11/6![Southwest logo]()
$267
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 November 11, 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 November 11, 2026.
This Delta deal was found by Cheapflights users on 11/7. 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 12/312:31 pm -
1 stop9h 25m
Sun 12/66:06 pm -
Nonstop4h 43m
Deal found 11/7![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 11/9. 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 12/1111:15 am -
2 stops11h 50m
Mon 12/145:40 pm -
1 stop6h 40m
Deal found 11/9![Southwest logo]()
$298
This United Airlines deal was found by Cheapflights users on 11/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/42:30 pm -
1 stop6h 45m
Sun 12/610:45 am -
2 stops13h 13m
Deal found 11/10![United Airlines logo]()
$352
This Alaska Airlines deal was found by Cheapflights users on 11/6. 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 2/58:20 am -
Nonstop4h 07m
Fri 2/267:15 am -
Nonstop4h 31m
Deal found 11/6![Alaska Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 11/10. 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 12/126:00 am -
1 stop7h 40m
Mon 12/146:32 pm -
1 stop7h 21m
Deal found 11/10![Delta logo]()
$227
This Delta deal was found by Cheapflights users on 11/6. 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.
Fri 12/46:00 am -
1 stop9h 39m
Fri 12/112:34 pm -
1 stop8h 15m
Deal found 11/6![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 11/7. 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 12/307:55 am -
Nonstop4h 05m
Tue 1/56:10 am -
1 stop6h 25m
Deal found 11/7![Southwest logo]()
$329
This Delta deal was found by Cheapflights users on 11/7. 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 12/1511:05 am -
Nonstop4h 06m
Sun 12/206:00 am -
Nonstop4h 52m
Deal found 11/7![Delta logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 11/10. 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 12/128:33 am -
Nonstop4h 07m
Tue 12/227:04 pm -
Nonstop4h 46m
Deal found 11/10![Alaska Airlines logo]()
$372
This Southwest deal was found by Cheapflights users on 11/6. 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 1/158:45 am -
Nonstop4h 05m
Mon 1/185:35 pm -
Nonstop4h 35m
Deal found 11/6![Southwest logo]()
$359
This Southwest deal was found by Cheapflights users on 11/6. 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.
Mon 1/186:30 am -
2 stops10h 45m
Mon 1/188:15 pm -
1 stop6h 40m
Deal found 11/6![Southwest logo]()
$433
This Delta deal was found by Cheapflights users on 11/7. 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.
Mon 12/1411:37 pm -
1 stop8h 34m
Mon 12/216:55 pm -
1 stop7h 15m
Deal found 11/7![Delta logo]()
$413
Last-minute flights from Seattle to AustinDiscover last-minute flight deals from Seattle to Austin. Data last updated November 11, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Austin. Data last updated November 11, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 11/8. 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 12/17:15 am -
Nonstop4h 18m
Thu 12/106:08 am -
Nonstop4h 52m
Deal found 11/8![Delta logo]()
$263
This Mytrip deal was found by Cheapflights users on 11/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:58 pm -
1 stop22h 58m
Tue 12/87:09 pm -
Nonstop4h 47m
Deal found 11/10![Multiple Airlines logo]()
$244
This Alaska Airlines deal was found by Cheapflights users on 11/11. 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.
Thu 12/35:10 pm -
Nonstop4h 04m
Thu 12/103:43 pm -
Nonstop4h 47m
Deal found 11/11![Alaska Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 11/10. 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 12/33:21 pm -
1 stop6h 35m
Mon 12/146:06 pm -
Nonstop4h 43m
Deal found 11/10![Delta logo]()
$217
This American Airlines deal was found by Cheapflights users on 11/6. 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.
Thu 12/32:07 pm -
1 stop6h 07m
Wed 12/911:41 am -
1 stop7h 15m
Deal found 11/6![American Airlines logo]()
$226
This Delta deal was found by Cheapflights users on 11/11. 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 12/312:31 pm -
1 stop6h 26m
Thu 12/1012:15 pm -
1 stop11h 48m
Deal found 11/11![Delta logo]()
$237
This United Airlines deal was found by Cheapflights users on 11/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:50 pm -
2 stops8h 25m
Mon 12/74:58 pm -
1 stop6h 23m
Deal found 11/10![United Airlines logo]()
$264
This Delta deal was found by Cheapflights users on 11/9. 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.
Fri 12/41:25 pm -
1 stop6h 17m
Wed 12/912:33 pm -
1 stop6h 22m
Deal found 11/9![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 11/11. 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 12/49:10 am -
Nonstop4h 00m
Mon 12/73:55 pm -
Nonstop4h 40m
Deal found 11/11![Southwest logo]()
$257
This Southwest deal was found by Cheapflights users on 11/7. 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 12/59:55 am -
Nonstop4h 05m
Sat 12/1212:50 pm -
2 stops11h 00m
Deal found 11/7![Southwest logo]()
$222
This Southwest deal was found by Cheapflights users on 11/11. 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 12/99:25 am -
1 stop6h 50m
Wed 12/1612:40 pm -
1 stop10h 15m
Deal found 11/11![Southwest logo]()
$232
This Southwest deal was found by Cheapflights users on 11/6. 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 12/129:55 am -
Nonstop4h 05m
Mon 12/145:40 pm -
1 stop6h 40m
Deal found 11/6![Southwest logo]()
$267
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 November 11, 2026.
Search for one-way flight options from Seattle to Austin. Find affordable one-way fares based on user searches. Data last updated November 11, 2026.
This Super.com deal was found by Cheapflights users on 11/8. 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.
Wed 12/306:25 pm -
1 stop23h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 11/7. 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 1/1110:29 am -
1 stop7h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Frontier logo]()
$145
This United Airlines deal was found by Cheapflights users on 11/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1712:34 pm -
1 stop7h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![United Airlines logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 1/294:29 pm -
1 stop24h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 11/10. 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 2/16:33 pm -
1 stop23h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Frontier logo]()
$152
This Southwest deal was found by Cheapflights users on 11/10. 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 12/118:30 am -
Nonstop4h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Southwest logo]()
$154
This Mytrip deal was found by Cheapflights users on 11/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/109:09 pm -
2 stops18h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Frontier logo]()
$155
This Super.com deal was found by Cheapflights users on 11/10. 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.
Mon 1/189:44 pm -
1 stop20h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Frontier logo]()
$156
This Super.com deal was found by Cheapflights users on 11/7. 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.
Sun 1/36:25 pm -
1 stop23h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Frontier logo]()
$157
This Delta deal was found by Cheapflights users on 11/9. 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 12/17:15 am -
Nonstop4h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Delta logo]()
$160
This Orbitz deal was found by Cheapflights users on 11/6. 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.
Thu 12/175:11 pm -
Nonstop4h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Alaska Airlines logo]()
$164
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 November 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $207 (Alaska Airlines) |
One-way from | $142 (Super.com) |
Popular in | November |
Cheapest in | January |
Average price | $408 |
Good round-trip deal | $323 or less |
Good one-way deal | $174 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 7,457,451 searches. Data last updated November 11, 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 Seattle/Tacoma Intl - AUS Austin Bergstrom
SEAAUS
Seattle/Tacoma Intl
Wed 12/30
7:55 am-2:00 pm
Nonstop4h 05m
Austin Bergstrom
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$160
SeattleAustin
SEA Seattle/Tacoma Intl - AUS Austin Bergstrom
SEAAUS
Seattle/Tacoma Intl
Wed 12/2
6:10 am-3:55 pm
2 stops7h 45m
Austin Bergstrom
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$175
SeattleAustin
SEA Seattle/Tacoma Intl - AUS Austin Bergstrom
SEAAUS
Seattle/Tacoma Intl
Fri 12/4
10:20 am-11:51 pm
2 stops11h 31m
Austin Bergstrom
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$179
SeattleAustin
SEA Seattle/Tacoma Intl - AUS Austin Bergstrom
SEAAUS
Seattle/Tacoma Intl
Mon 12/7
10:20 am-11:51 pm
2 stops11h 31m
Austin Bergstrom
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$179
SeattleAustin
SEA Seattle/Tacoma Intl - AUS Austin Bergstrom
SEAAUS
Seattle/Tacoma Intl
Fri 12/11
11:15 am-1:05 am
2 stops11h 50m
Austin Bergstrom
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$185
SeattleAustin
SEA Seattle/Tacoma Intl - AUS Austin Bergstrom
SEAAUS
Seattle/Tacoma Intl
Fri 12/18
4:21 pm-11:59 pm
1 stop5h 38m
Austin Bergstrom
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$195
SeattleAustin
SEA Seattle/Tacoma Intl - AUS Austin Bergstrom
SEAAUS
Seattle/Tacoma Intl
Fri 1/29
9:15 am-3:27 pm
Nonstop4h 12m
Austin Bergstrom
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$204
SeattleAustin
SEA Seattle/Tacoma Intl - AUS Austin Bergstrom
SEAAUS
Seattle/Tacoma Intl
Sun 12/20
5:50 pm-11:59 pm
Nonstop4h 09m
Austin Bergstrom
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$204
SeattleAustin
SEA Seattle/Tacoma Intl - AUS Austin Bergstrom
SEAAUS
Seattle/Tacoma Intl
Fri 12/25
10:42 am-4:58 pm
Nonstop4h 16m
Austin Bergstrom
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$204
Quickest round-trip
SeattleAustin
SEA Seattle/Tacoma Intl - AUS Austin Bergstrom
SEAAUS
Seattle/Tacoma Intl
Fri 1/1
9:10 am-3:10 pm
Nonstop4h 00m
Austin Bergstrom
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$204
Showing 1-10 of 23 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 November.
| 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 Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | 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
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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 29 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 $268). Flying from Seattle to Austin in November is currently the most expensive (average of $408). 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 November 11, 2026.
Unlike in the evening, when flights are generally more expensive, you can save up to 15% 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 60% 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.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $225.
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 November 11, 2026.
Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, 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.
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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
Georgetown
Dripping Springs
Seguin
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Seattle and Austin flights
Browse other Seattle and Austin flight options. Last updated on November 11, 2026.
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Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on November 11, 2026.
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Top 6 airlines flying from Seattle to Austin
Discover the top 6 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 7,457,451 searches. Data last updated November 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$161 | Average$295 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$176 | Average$377 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$197 | Average$363 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$217 | Average$394 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$256 | Average$377 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$306 | Average$607 | FlexibilityNo cancel fee | On-time71% |