Earn point on your loyalty program!arrow arc left

Cheap flights from Phoenix (PHX) to Washington (DCA)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Phoenix (PHX) to Washington (DCA)

How to find the cheapest flight from Phoenix (PHX) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Phoenix (PHX) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Phoenix (PHX) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Phoenix to Washington in September , October 2026

30 Sep - 21 Oct $ 374.00
PHX
Phoenix
Frontier Airlines
1 STOPS
DCA
Washington
DCA
Washington
Frontier Airlines
1 STOPS
PHX
Phoenix
Pick dates
30 Sep - 06 Oct $ 432.00
PHX
Phoenix
Frontier Airlines
1 STOPS
DCA
Washington
DCA
Washington
Frontier Airlines
1 STOPS
PHX
Phoenix
Pick dates
29 Sep - 09 Oct $ 782.00
PHX
Phoenix
Frontier Airlines
1 STOPS
DCA
Washington
DCA
Washington
Frontier Airlines
1 STOPS
PHX
Phoenix
Pick dates

Last minute flights from Phoenix to Washington

29 Sep - 30 Sep $ 451.00
PHX
Phoenix
Frontier Airlines
1 STOPS
DCA
Washington
DCA
Washington
Frontier Airlines
1 STOPS
PHX
Phoenix
Pick dates
29 Sep - 30 Sep $ 451.00
PHX
Phoenix
Frontier Airlines
1 STOPS
DCA
Washington
DCA
Washington
Frontier Airlines
1 STOPS
PHX
Phoenix
Pick dates
29 Sep - 30 Sep $ 578.00
PHX
Phoenix
Frontier Airlines
1 STOPS
DCA
Washington
DCA
Washington
Frontier Airlines
1 STOPS
PHX
Phoenix
Pick dates

One-way flights to Washington from Phoenix

9:15 AM - 4:28 PM
Frontier Airlines
1 Stops
9h 44m
PHX - DCA
$ 226
Kiwi
Pick dates
6:25 AM - 4:28 PM
Frontier Airlines
1 Stops
12h 34m
PHX - DCA
$ 226
Kiwi
Pick dates
11:52 PM - 5:59 AM
United Airlines
1 Stops
6h 2m
PHX - DCA
$ 401
Kiwi
Pick dates

How to find the cheapest flight from Phoenix (PHX) to Washington (DCA)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Phoenix (PHX) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Phoenix (PHX) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.