Washington to Austin

IADAUS

Fly from Washington to Austin starting at USD 86 with Frontier Airlines.Best fare available on Sep 13, 2026.Limited seats. Better plans. Book before it's gone.

Washington to Austin cheapest flights this week

9 Sept
Frontier Airlines
07:50IAD
18:48AUS
1 StopUSD 89VIEW DEAL
9 Sept
Frontier Airlines
06:35IAD
15:37AUS
1 StopUSD 180VIEW DEAL
10 Sept
Frontier Airlines
06:00IAD
23:09AUS
1 StopUSD 171VIEW DEAL
13 Sept
Frontier Airlines
21:04IAD
18:48AUS
1 StopUSD 86VIEW DEAL
21 Oct
Frontier Airlines
06:00IAD
12:23AUS
1 StopUSD 125VIEW DEAL
2 Nov
Frontier Airlines
21:16IAD
10:53AUS
1 StopUSD 127VIEW DEAL
9 Nov
Frontier Airlines
21:16IAD
10:53AUS
1 StopUSD 123VIEW DEAL
19 Nov
Frontier Airlines
07:00IAD
20:26AUS
2 StopUSD 178VIEW DEAL
21 Nov
Frontier Airlines
19:41IAD
11:12AUS
1 StopUSD 202VIEW DEAL
16 Dec
Frontier Airlines
08:46IAD
01:03AUS
1 StopUSD 127VIEW DEAL

Washington to Austin monthly flight fare trend

Sep
from USD 86
Oct
from USD 125
Nov
from USD 123
Dec
from USD 127
Jan
No flights
Feb
No flights

Airport Details

Origin

Washington

Washington Dulles International Airport (IAD)

Dulles, IAD
Zone

New York

Elev

312 ft

Destination

Austin

Austin Bergstrom International Airport (AUS)

Austin, AUS
Zone

Chicago

Elev

542 ft

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