Direct (nonstop) flights from Dulles to Phoenix
2 airlines fly nonstop from Washington Dulles International (IAD) to Phoenix Sky Harbor International (PHX). It's 1,955 miles (3,147 km), about 5h 11m in the air. Operated by United Airlines, Southwest Airlines.
United Airlines
Southwest Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
UA
United Airlines
WN
Southwest Airlines
Alternative Routes
Other ways to fly from Dulles to Phoenix with one stop · direct emits 330 kg CO₂ per passenger
Looking for the return flight?
PHX → IAD: Flights from Phoenix to DullesOther direct flights from Dulles
Direct flights from Phoenix (PHX)
Frequently Asked Questions
How long is the direct flight from Dulles to Phoenix?
A nonstop flight from Dulles (IAD) to Phoenix (PHX) takes approximately 5 hours and 11 minutes. The distance is 1,955 miles (3,147 km).
Which airlines fly nonstop from Dulles to Phoenix?
2 airlines: United Airlines, Southwest Airlines.
Is there a nonstop flight from Dulles to Phoenix?
Yes. 2 airlines: United Airlines, Southwest Airlines.
How far is Dulles from Phoenix?
The flight distance from Dulles to Phoenix is 1,955 miles (3,147 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Los Angeles.
What type of aircraft flies from Dulles to Phoenix?
At 5h 11m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
What is the carbon footprint of a flight from Dulles to Phoenix?
Roughly 330 kg CO2 per passenger one-way. That's about the same as driving 1,650 km.
Is the return flight from Phoenix to Dulles also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Dulles to Phoenix?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Washington Dulles International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.