Flights from Washington DC to Phoenix Sky Harbor

Our cheapest offers for flights from Washington DC to Phoenix Sky Harbor

Here you can compare cheap flights from Washington DC (IAD) to Phoenix Sky Harbor (PHX) 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 Phoenix Sky Harbor. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Washington DC
Phoenix - Sky Harbor
Outbound
11/09/25
2 Stopovers (ATL, MDW)
F94707, F92779, F91735
31h 23min
Return
12/07/25
2 Stopovers (DEN, ATL)
F91820, F93294, F94708
12h 38min
Frontier Airlines ?
$323
Best option
Washington DC
Phoenix - Sky Harbor
Outbound
11/09/25
direct
UA0267
05h 13min
Return
12/07/25
direct
UA1017
04h 13min
United Airlines ?
$473
Washington DC
Phoenix - Sky Harbor
Outbound
11/09/25
direct
UA0267
05h 13min
Return
12/07/25
direct
UA1017
04h 13min
United Airlines
$502
Washington DC
Phoenix - Sky Harbor
Outbound
09/25/25
1 Stopover (SAN)
AS0507, AS1210
07h 34min
Return
10/05/25
1 Stopover (SAN)
AS1271, AS0322
07h 42min
Alaska Airlines ?
$507
Washington DC
Phoenix - Sky Harbor
Outbound
11/09/25
1 Stopover (CLT)
AA2149, AA0947
07h 21min
Return
12/07/25
1 Stopover (DFW)
AA1957, AA2414
05h 53min
American Airlines ?
$581
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Washington DC to Phoenix Sky Harbor

Favorite airline: United Airlines
United Airlines is the most popular airline for flights from Washington DC to Phoenix - Sky Harbor.
United Airlines
63 %
Alaska Airlines
21 %
Delta
11 %
Stopover flights are the cheapest connection
On this route, direct flights are $15.00 more expensive than flights with a stopover.
non stop flight
1 stop
04h 43min
07h 24min
$ 327
$ 312
The favorite connection is non-stop
57 % of all bookings on the route Washington DC to Phoenix - Sky Harbor are for non-stop flights.
Route
bookings
Direct flights
04h 43min, from $ 327
57 %
1 stopover Seattle-Tacoma International Airport, WA
12h 39min, from $ 573
21 %
1 stopover Hartsfield-Jackson Atlanta International Airport, GA
08h 03min, from $ 339
14 %

Important flight information

Flight information: Washington DC - Phoenix - Sky Harbor

Roundtrip from $ 322,03
Flight duration min. 05:09 / max. 06:10
Return flight duration min. 03:55/ max. 04:52
Distance 3145 km
Flights per week 9
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport Airport Phoenix - Sky Harbor International Airport (PHX)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Phoenix - Sky Harbor
Flight destinations with a similar price
Flight destinations with a similar price