Austin to Washington

AUSIAD

Fly from Austin to Washington starting at USD 92 with Frontier Airlines.Best fare available on Sep 22, 2026.Limited seats. Better plans. Book before it's gone.

Austin to Washington cheapest flights this week

9 Sept
Frontier Airlines
10:58AUS
09:27IAD
1 StopUSD 170VIEW DEAL
22 Sept
Frontier Airlines
18:33AUS
16:18IAD
1 StopUSD 92VIEW DEAL
6 Oct
Frontier Airlines
18:33AUS
16:18IAD
1 StopUSD 111VIEW DEAL
20 Oct
Frontier Airlines
10:52AUS
09:17IAD
1 StopUSD 147VIEW DEAL
24 Oct
Frontier Airlines
12:08AUS
23:21IAD
1 StopUSD 147VIEW DEAL
22 Nov
Frontier Airlines
11:07AUS
17:46IAD
1 StopUSD 181VIEW DEAL
23 Nov
American Airlines
15:56AUS
21:01IAD
1 StopUSD 181VIEW DEAL
22 Dec
United Airlines
06:35AUS
13:12IAD
1 StopUSD 213VIEW DEAL

Austin to Washington monthly flight fare trend

Sep
from USD 92
Oct
from USD 111
Nov
from USD 181
Dec
from USD 213
Jan
No flights
Feb
No flights

Airport Details

Origin

Austin

Austin Bergstrom International Airport (AUS)

Austin, AUS
Zone

Chicago

Elev

542 ft

Destination

Washington

Washington Dulles International Airport (IAD)

Dulles, IAD
Zone

New York

Elev

312 ft

Flights from Austin

Flights from Austin to AtlantaFlights from Austin to BostonFlights from Austin to CharlotteFlights from Austin to DenverFlights from Austin to DallasFlights from Austin to DetroitFlights from Austin to NewarkFlights from Austin to Fort LauderdaleFlights from Austin to HonoluluFlights from Austin to Houston