$124 Cheap Frontier Airlines flights Seattle (SEA) to Austin (AUS)

View $124 flight on Fri, Sep 5, 2025Opens in a new window

$124 Cheap Frontier Airlines flights Seattle (PAE) to Austin (AUS)

Prices were available within the past 7 days and start at $124 for one-way flights and $249 for roundtrip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Frontier Airlines
Sat, Jun 14 - Tue, Jun 17
SEA
Seattle
AUS
Austin
$249
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Sat, Jun 14 from Seattle to Austin, returning Tue, Jun 17, priced at $249 Found 1 day ago
Frontier Airlines
Fri, Jun 13 - Mon, Jun 16
PAE
Seattle
AUS
Austin
$258
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Fri, Jun 13 from Seattle to Austin, returning Mon, Jun 16, priced at $258 Found 1 day ago
Frontier Airlines
Sat, Jun 14 - Sat, Jun 21
SEA
Seattle
AUS
Austin
$264
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Sat, Jun 14 from Seattle to Austin, returning Sat, Jun 21, priced at $264 Found 1 day ago
Frontier Airlines
Tue, Jun 10 - Mon, Jun 16
SEA
Seattle
AUS
Austin
$267
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Tue, Jun 10 from Seattle to Austin, returning Mon, Jun 16, priced at $267 Found 1 day ago
Frontier Airlines
Tue, Jun 10 - Sat, Jun 21
SEA
Seattle
AUS
Austin
$273
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Tue, Jun 10 from Seattle to Austin, returning Sat, Jun 21, priced at $273 Found 1 day ago
Frontier Airlines
Wed, Jun 11 - Tue, Jun 17
SEA
Seattle
AUS
Austin
$276
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Wed, Jun 11 from Seattle to Austin, returning Tue, Jun 17, priced at $276 Found 1 day ago
Frontier Airlines
Wed, Jun 11 - Mon, Jun 16
SEA
Seattle
AUS
Austin
$285
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Wed, Jun 11 from Seattle to Austin, returning Mon, Jun 16, priced at $285 Found 1 day ago
Frontier Airlines
Wed, Jun 11 - Sat, Jun 21
SEA
Seattle
AUS
Austin
$291
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Wed, Jun 11 from Seattle to Austin, returning Sat, Jun 21, priced at $291 Found 1 day ago
Frontier Airlines
Tue, Jun 10 - Fri, Jun 13
SEA
Seattle
AUS
Austin
$294
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Tue, Jun 10 from Seattle to Austin, returning Fri, Jun 13, priced at $294 Found 1 day ago
Frontier Airlines
Wed, Jun 11 - Fri, Jun 13
SEA
Seattle
AUS
Austin
$312
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Wed, Jun 11 from Seattle to Austin, returning Fri, Jun 13, priced at $312 Found 1 day ago
Flights from Seattle (SEA) to Austin (AUS)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Austin-Bergstrom Intl.
Airlines serving
Alaska Airlines, Delta, Frontier Airlines, Spirit Airlines
Popular airline
Alaska Airlines
Distance
2829 km
Average flight time
6 hours 11 mins