Southwest Airlines and United Airlines operate nonstop flights from Dulles (IAD) to Phoenix (PHX). The nonstop flight takes around ~3h 56m, covering 1,952 miles (3,141 km). Updated 11 June 2026.
Sign up to see Phoenix schedule from IAD
Already have an account? Sign in
Yes, Southwest Airlines and United Airlines operate nonstop flights from Dulles (IAD) to Phoenix (PHX).
Southwest Airlines, United Airlines operate nonstop flights from Dulles to Phoenix.
The nonstop flight from Dulles to Phoenix takes ~3h 56m (approximately 3141 km).