Flights from Austin to Washington DC

Our cheapest offers for flights from Austin to Washington DC

Here you can compare cheap flights from Austin (AUS) to Washington DC (IAD) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Washington DC. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Austin
Washington DC
Outbound
12/03/25
1 Stopover (CLT)
AA2549, AA5543
05h 30min
Return
-
American Airlines ?
$127
Austin
Washington DC
Outbound
11/09/25
1 Stopover (ATL)
F92624, F94708
23h 35min
Return
12/07/25
1 Stopover (TYS)
G41433, G41416
20h 18min
Frontier Airlines ?
$242
Best option
Austin
Washington DC
Outbound
11/09/25
direct
UA0525
03h 06min
Return
12/07/25
direct
UA0637
03h 46min
United Airlines ?
$409
Austin
Washington DC
Please note: transfer for connecting flight
Outbound
11/09/25
1 Stopover (ATL)
F92624, F91082
07h 12min
Return
12/07/25
1 Stopover (MCO)
F92859, F94523
10h 08min
Frontier Airlines
$251
Austin
Washington DC
Outbound
10/25/25
2 Stopovers (DEN, ATL)
F91815, F93600, F93692
14h 44min
Return
11/15/25
2 Stopovers (ATL, DEN)
F94707, F93599, F91816
28h 02min
Frontier Airlines ?
$287
Austin
Washington DC
Outbound
11/09/25
1 Stopover (ATL)
F92624, F91082
07h 12min
Return
12/07/25
1 Stopover (MIA)
F93731, F94123
15h 43min
Frontier Airlines
$292
Austin
Washington DC
Outbound
11/09/25
1 Stopover (ATL)
F92624, F91082
07h 12min
Return
12/07/25
direct
UA0637
03h 46min
Frontier Airlines ?
$296
Austin
Washington DC
Outbound
10/25/25
2 Stopovers (FLL, ATL)
NK0242, NK2139, F93692
15h 09min
Return
11/15/25
2 Stopovers (ATL, FLL)
F94707, NK2311, NK2354
18h 14min
Spirit Airlines, Frontier Airlines ?
$300
Austin
Washington DC
Outbound
10/25/25
1 Stopover (ATL)
F94212, F91082
25h 33min
Return
11/15/25
1 Stopover (MCO)
F92859, F94523
20h 53min
Frontier Airlines
$310
Austin
Washington DC
Outbound
02/13/26
1 Stopover (DFW)
AA4169, AA2414
04h 36min
Return
02/26/26
1 Stopover (DFW)
AA0524, AA1321
05h 17min
American Airlines ?
$460
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Austin to Washington DC

Favorite airline: e.g. Delta, United Airlines
44 % of flights from Austin to Washington DC are booked with Delta.
Delta
44 %
United Airlines
44 %
Allegiant Air
11 %
Direct flights are cheaper
Flights with a stopover are on average $20.00 more expensive than direct flights.
non stop flight
1 stop
03h 11min
06h 01min
$ 292
$ 312
The favorite connection is non-stop
56 % of all bookings on the route Austin to Washington DC are for non-stop flights.
Route
bookings
Direct flights
03h 11min, from $ 292
56 %
1 stopover Hartsfield-Jackson Atlanta International Airport, GA
06h 01min, from $ 312
44 %

Important flight information

Flight information: Austin - Washington DC

Cheapest outbound flight from $ 126,23
Roundtrip from $ 241,29
Flight duration min. 02:54 / max. 03:50
Return flight duration min. 03:40/ max. 05:06
Distance 2086 km
Flights per week 30
Departure airport Airport Austin-Bergstrom International Airport, TX (AUS)
Arrival airport Airport Washington DC - Dulles International Airport, DC (IAD)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Washington DC
Flight destinations with a similar price
Flight destinations with a similar price