For a smooth departure from IAD, use the Aerotrain to navigate between terminals, but be prepared for some walking from the train to the gates.
Round-trip from | $221 (Frontier) |
---|---|
One-way from | $114 (Frontier) |
Popular in | December |
Cheapest in | August |
Average price | $329 |
Good round-trip deal | $297 or less |
Good one-way deal | $164 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Sun 10/5
1:55 pm-2:57 pm
1 stop28h 02m
Phoenix Sky Harbor Intl
Sat 10/11
10:59 pm-6:32 pm
1 stop16h 33m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Wed 10/15
5:42 pm-10:39 pm
1 stop7h 57m
Phoenix Sky Harbor Intl
Thu 10/23
6:00 am-3:39 pm
1 stop6h 39m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Tue 10/14
5:42 pm-10:39 pm
1 stop7h 57m
Phoenix Sky Harbor Intl
Thu 10/23
6:00 am-3:39 pm
1 stop6h 39m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Sat 10/18
5:42 pm-10:39 pm
1 stop7h 57m
Phoenix Sky Harbor Intl
Thu 10/23
6:00 am-3:39 pm
1 stop6h 39m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Thu 10/23
4:40 pm-3:05 pm
1 stop25h 25m
Phoenix Sky Harbor Intl
Mon 10/27
6:00 am-12:11 am
1 stop15h 11m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Fri 11/7
8:36 pm-1:13 pm
2 stops18h 37m
Phoenix Sky Harbor Intl
Sat 11/15
5:15 am-11:55 pm
2 stops16h 40m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Sat 8/23
8:00 am-3:42 pm
1 stop10h 42m
Phoenix Sky Harbor Intl
Mon 8/25
6:00 am-4:30 pm
1 stop7h 30m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Mon 11/3
6:00 am-3:03 pm
1 stop11h 03m
Phoenix Sky Harbor Intl
Fri 11/7
6:00 am-12:11 am
1 stop16h 11m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Thu 9/25
10:17 am-7:10 pm
1 stop11h 53m
Phoenix Sky Harbor Intl
Sun 9/28
6:00 am-12:15 am
1 stop15h 15m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Thu 10/9
6:15 am-3:05 pm
1 stop11h 50m
Phoenix Sky Harbor Intl
Mon 10/13
6:00 am-12:11 am
1 stop15h 11m
The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport at noon. Doing so could potentially save you 36% on the flight price compared to flying in the evening, which is usually more expensive.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$148 | Average$259 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$256 | Average$368 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$265 | Average$310 | FlexibilityNo cancel fee | On-time83% | |
Cheapest$269 | Average$380 | FlexibilityNo cancel fee | On-time63% | |
Cheapest$269 | Average$418 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$376 | Average$452 | FlexibilityNo cancel fee | On-time71% |