A nonstop flight from Seattle (SEA) to Phoenix (PHX) is typically about 2 hours 45 minutes to just under 3 hours in the air , and around 2 hours 50 minutes to 3 hours 5 minutes total including taxi time.

Quick Scoop

  • Usual nonstop flight time: around 2 hours 50–55 minutes.
  • Some calculators list the pure “in-air” time as about 2 hours 10–20 minutes , with extra time for taxiing and takeoff/landing.
  • Distance is roughly 1,100 miles (about 1,780 km) between Seattle and Phoenix.
  • Airlines on this route (like Alaska, Delta, Southwest, Frontier, American) all cluster around the same sub‑3‑hour schedule for nonstop flights.

What can change the duration?

  • Weather (especially winter in Seattle and summer storms near Phoenix).
  • Air traffic and taxi time on the runway.
  • Minor differences between airlines and departure times (some list 2h 44m, others about 2h 56m).

If you’re planning your day, it’s safest to assume about 3 hours in the air plus extra time for boarding, taxi, and deplaning, so plan on at least 4–4.5 hours door-to-door at the airports.

TL;DR: A typical nonstop flight from Seattle to Phoenix takes about 2 hours 50–55 minutes , with small variations by airline and conditions.

Information gathered from public forums or data available on the internet and portrayed here.