United Airlines
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United States
Washington Dulles International Airport
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United States
Phoenix Sky Harbor International Airport
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Scan through all non-stop flights from Washington to Phoenix. The full flight schedule below gives an overview of all non-stop flights from IAD to PHX, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
Desert destinations like Phoenix are known for their hot days, with temperatures frequently exceeding 40°C (104°F), but cooler nights. With very little rainfall, these locations are famous for their extreme weather, breathtaking scenery, and the cultural heritage of their inhabitants. Despite the harsh living conditions, they provide a remarkable mix of adventure, calmness, and stunning landscapes, making them wonderful places to explore.
Phoenix is a wonderful destination to explore throughout the year, but it's advisable to avoid the summer months due to the intense heat. For a more enjoyable visit, plan your trip between September and May.
In total there are 2 airlines operating nonstop flights from Washington IAD to Phoenix PHX. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their IAD PHX flight schedule.
Flights from IAD to PHX are operated 5 times a week, with an average of 1 flight per day. Departure times vary between 06:55 - 19:45. The earliest flight departs at 06:55, the last flight departs at 19:45. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from Washington to Phoenix takes 4 hours and 40 minutes. The flight distance between Washington and Phoenix is 1,951 miles (or 3,140 km).
There are 2 airports in Phoenix: Phoenix Sky Harbor International Airport (PHX) and Phoenix-Mesa Gateway Airport (AZA).
There are 5 flights per week flying from Washington to Phoenix (as of March 2026).
4 hours and 40 minutes is the average flight time from Washington to Phoenix.
The distance from Washington to Phoenix is 1,951 miles (3,140 kilometers).
Southwest Airlines and United Airlines are flying nonstop from Washington to Phoenix.
Star Alliance is currently the only alliance flying nonstop from Washington to Phoenix.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Washington to Phoenix:
The earliest flight departs at 06:55 from Washington and arrives at 08:45 at Phoenix.
The latest flight departs at 19:45 from Washington and arrives at 21:50 at Phoenix.
1,951 miles (3,140 km) · 4h 40m
08:50
10:59
United Airlines
Star Alliance
UA 709
United Airlines
Boeing 737-900
Y
W
J
F
08:50
10:59
United Airlines
Star Alliance
UA 709
United Airlines
Boeing 737 MAX 9
Y
W
J
F
16:45
18:55
Southwest Airlines
WN 3756
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
17:05
19:15
Southwest Airlines
WN 3756
Southwest Airlines
Boeing 757
Y
W
J
F
17:37
19:49
United Airlines
Star Alliance
UA 1938
United Airlines
Boeing 737 MAX 9
Y
W
J
F
18:10
20:20
Southwest Airlines
WN 3756
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
19:45
21:50
Southwest Airlines
WN 3756
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
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