Direct flights from Phoenix to Seattle PHX → SEA
Alaska Airlines, American Airlines, Delta Air Lines, Envoy Air, Frontier Airlines, Southwest Airlines and United Airlines fly nonstop from Phoenix (PHX) to Seattle (SEA), several times daily. The flight takes about 2h 47m and covers 1,107 miles (1,782 km). Round-trip fares typically run around $277, with recent bookable fares from $257. Arrivals run on time 80.9% at PHX and 80.8% at SEA — BTS data for the last three months, counting arrivals within 15 minutes of schedule. Fares last checked 28 August 2026.
60-day flexibility overview based on 1586 recent fares across the next 60 days
What flexibility is worth here
Flying in October rather than December typically saves $76 on PHX → SEA.
Typical round-trip fare by departure month, across the 5 months we currently track.
How long you stay changes it too
Staying 17+ nights typically costs $40 less than 6–9 nights.
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Alaska Airlines
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Delta Air Lines
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Envoy Air
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Departure Schedule typical week
Typical weekly schedule · 129 flights per week (~18 per day) · Updated 56d ago
Alaska Airlines
Delta Air Lines
Envoy Air
Frequently asked questions
Is there a direct flight from Phoenix to Seattle?
Yes, Alaska Airlines, American Airlines and 5 more airlines operate nonstop flights from Phoenix (PHX) to Seattle (SEA).
Which airlines fly direct from Phoenix to Seattle?
Alaska Airlines, American Airlines, Delta Air Lines, Envoy Air, Frontier Airlines, Southwest Airlines, United Airlines operate nonstop flights from Phoenix to Seattle.
How long is the flight from Phoenix to Seattle?
The nonstop flight from Phoenix to Seattle takes ~2h 47m (approximately 1782 km).
How often do direct flights operate from Phoenix to Seattle?
Nonstop flights from Phoenix to Seattle operate multiple daily — 129 flights per week (~18 per day).
What is the on-time performance for flights from Phoenix to Seattle?
Arrivals run on time 80.9% at PHX and 80.8% at SEA — BTS data for the last three months, counting arrivals within 15 minutes of schedule.
What days of the week are there direct flights from Phoenix to Seattle?
Direct flights from Phoenix to Seattle operate every day of the week. Alaska Airlines flies daily, Delta Air Lines flies daily, and Envoy Air flies daily.
How much is a round-trip flight from Phoenix to Seattle?
Round-trip flights from Phoenix (PHX) to Seattle (SEA) start at $195, with a typical fare around $277. Based on 1586 recent fare combinations.
What is the cheapest month to fly from Phoenix to Seattle?
Across the 5 departure months we currently track, October 2026 is the cheapest month to fly round trip from Phoenix to Seattle, with typical fares around $267 — versus about $343 in December 2026, the most expensive.
Does trip length change the round-trip fare from Phoenix to Seattle?
Typical round-trip fares from Phoenix (PHX) to Seattle (SEA) by trip length: a week away (6–9 nights) about $277, around two weeks (10–16 nights) about $247, and a longer stay (17+ nights) about $237. Medians from 1586 recent fare combinations.
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Scout — our search agent — priced 1,528 fares on this route in the past week, cheapest $257 round trip. It hunts nonstop fares from Phoenix every night and pings you when one's worth booking.
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