Phoenix (PHX) to Seattle (SEA)
Flight time
≈ 3h 01m
Bearing
334° NW
Phoenix (PHX) to Seattle (SEA) is 1,107 miles (1,782 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
Look up a route, or build a trip
Change the airports, or add stops for a multi-leg trip.
What actually flies PHX–SEA
Filed traffic dataIn July 2026, Alaska Airlines operated the most departures, one of 5 carriers flying nonstop PHX–SEA; the Boeing 737-800 was the most common aircraft at 25% of departures; flights ran 88% full.
Departures
1,150
July 2026
Seats
166,603
both directions
Passengers
147,235
both directions
Load factor
88.4%
RPM ÷ ASM
Who flies PHX–SEA?
Alaska Airlines operated the most nonstop PHX–SEA departures in July 2026 (392), one of 5 carriers on the route.
- AS
392 departures · 68,682 seats
Share of departures34.1%89.7%
Load
- DL
305 departures · 45,355 seats
Share of departures26.5%85.9%
Load
- MQ
239 departures · 18,164 seats
Share of departures20.8%88.6%
Load
- WN
212 departures · 34,250 seats
Share of departures18.4%88.9%
Load
- OO
2 departures · 152 seats
Share of departures0.2%79.0%
Load
What plane flies PHX–SEA?
In July 2026, the Boeing 737-800 flew 25% of PHX–SEA departures — more than any other aircraft type.
- Boeing 737-800
284 departures · 86.9% load
24.7% - Embraer E175
241 departures · 88.5% load
21.0% - Boeing 737-900ER
188 departures · 89.3% load
16.4% - Boeing 737 MAX 9
140 departures · 90.7% load
12.2% - Airbus A220-300
110 departures · 85.7% load
9.6% - Boeing 737 MAX 8
104 departures · 89.8% load
9.0% - Boeing 737-700
75 departures · 90.1% load
6.5% - Airbus A321neo
4 departures · 51.2% load
0.4% - Airbus A220-100
2 departures · 98.6% load
0.2% - Boeing 757-200
2 departures · 63.2% load
0.2%
How has PHX–SEA traffic changed?
Nonstop PHX–SEA departures fell from 1,164 in August 2025 to 1,150 in July 2026.
Monthly nonstop PHX–SEA traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
1,164 departures · 151,802 passengers
86.9%
Load
September 2025
1,077 departures · 136,232 passengers
84.0%
Load
October 2025
1,194 departures · 151,235 passengers
82.3%
Load
November 2025
1,178 departures · 142,798 passengers
80.2%
Load
December 2025
1,252 departures · 156,219 passengers
83.0%
Load
January 2026
1,161 departures · 137,623 passengers
81.6%
Load
February 2026
1,128 departures · 143,593 passengers
83.7%
Load
March 2026
1,337 departures · 178,501 passengers
85.5%
Load
April 2026
1,330 departures · 165,994 passengers
80.1%
Load
May 2026
1,242 departures · 154,424 passengers
82.4%
Load
June 2026
1,142 departures · 148,471 passengers
89.6%
Load
July 2026
1,150 departures · 147,235 passengers
88.4%
Load
By direction
Each direction is filed separately — they rarely match.
PHX → SEA
88.1% full
576 departures · 73,701 passengers
SEA → PHX
88.6% full
574 departures · 73,534 passengers
Nonstop PHX–SEA traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Phoenix (PHX) from Seattle (SEA)?
PHX to SEA is 1,107 miles (1,782 km / 962 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from PHX to SEA?
A nonstop covers the 1,107-mile great-circle distance in roughly 3h 01m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies PHX–SEA?
In July 2026, the Boeing 737-800 flew the largest share of departures (24.7%), followed by the Embraer E175 (21.0%).
What mileage do I earn flying PHX–SEA?
Distance-based programs credit off the 1,107-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
Keep exploring
Every route below is its own page.
Popular long-haul routes