Phoenix to Dulles (PHX–IAD) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
PHX–IAD is served by 2 airlines with nonstop service. United Airlines and Southwest Airlines lead the route. The flight covers 1,952 miles in approximately 3h 40m. Beyond nonstop, 177 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines Also: AV, OS, SN | 19 | 7M9, B38M | 4h19-4h26 | Star Alliance | AV, OS, SN | |
| WN Southwest Airlines | 7 | 73H, 7M8, B38M | 3h49-4h20 | – | – |
Weekly Schedule Pattern
Connection Landscape
Other ways to reach Dulles from Phoenix
| Metric | PHX→IAD | PRC→IAD | TUS→IAD |
|---|---|---|---|
| Distance from PHX | – | 87 mi | 110 mi |
| Nonstop airlines | 2 | 1 | 3 |
| Weekly flights | 48 | – | 2 |
| Flight time | 3h 40m | 3h 31m | 3h 19m |
| Departure OTP | 76% | – | – |
Travel Essentials
PHX: MST · IAD: EDT
When it's 6:00 PM in Phoenix, it's 9:00 PM in Dulles.
Valley Metro Rail runs to the PHX Sky Train station at 44th Street/Washington (free Sky Train connects to T3 and T4 in 5 minutes). Fare from downtown Phoenix is $2 (20–25 min). The light rail network reaches Tempe, Mesa, and Glendale. The Sky Train runs 24 hours, but light rail does not; check schedules for early morning or late night travel.Taxis from downtown Phoenix cost $20–30; from Scottsdale $30–45. Ride-shares are widely available and comparable to taxis. Terminal 2 is closed; all commercial flights operate from T3 and T4. On-site parking is expensive ($36+/day); off-airport lots are cheaper with shuttles.
Silver Line Metro runs from Washington Dulles Airport station to Metro Center in about 65 minutes (~$7). The route bypasses I-66 and I-495 congestion entirely. Washington Flyer coach also runs to Wiehle-Reston East station ($6, 15 min) for Metro connection.Taxis and ride-shares to downtown DC cost $55–80 and take 35–55 minutes depending on traffic. Car rental facilities are on-site. Dulles is 27 miles west of the Capitol; it is farther than either DCA or BWI from central DC.
Humid continental climate. Summers are hot and muggy (30–36°C) with frequent afternoon thunderstorms that cause delays June through August. Winters bring cold temperatures (−3 to 5°C) with snow and ice. The Virginia suburbs accumulate more snow than downtown DC, and ice storms are the primary disruption risk.
Dulles sits at higher elevation in Virginia's piedmont and sees more winter precipitation than DCA. Spring and fall are variable. Snowfall is possible into April. Thunderstorms begin from April through May.
PHX–IAD Quick Facts
Frequently Asked Questions
Flights from PHX to IAD
Phoenix Sky Harbor International Airport (PHX) and Washington Dulles International Airport (IAD) are connected by nonstop service from United Airlines and Southwest Airlines. With 48 weekly departures, this is a heavily served route.
PHX to IAD Flight Duration and Schedule
Nonstop flight time from PHX to IAD ranges from 3 hours 40 minutes to 4 hours 26 minutes. The route covers a distance of 1,952 miles (3,141 km). There are approximately 48 weekly flights outbound and 47 return, totaling 95 flights per week in both directions.
Connecting Options and Alternatives
177 one-stop connections are available, with the fastest taking approximately 4 hours via PWA. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Prescott (PRC) and Tucson (TUS).