Palm Springs (PSP) to Seattle (SEA)
Flight time
≈ 2h 47m
Bearing
344° N
Palm Springs (PSP) to Seattle (SEA) is 988 miles (1,590 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies PSP–SEA
US DOT T-100 · filed dataIn April 2026, Alaska Airlines operated the most departures, one of 3 carriers flying nonstop PSP–SEA; the Boeing 737-900ER was the most common aircraft at 33% of departures; flights ran 75% full.
Departures
432
April 2026
Seats
68,456
both directions
Passengers
51,189
both directions
Load factor
74.8%
passengers ÷ seats
Who flies PSP–SEA?
Alaska Airlines operated the most nonstop PSP–SEA departures in April 2026 (312), one of 3 carriers on the route.
- AS
Alaska Airlines
312 departures · 54,297 seats
Share of departures72.2%75.0%
Load
- DL
Delta Air Lines
60 departures · 9,599 seats
Share of departures13.9%73.9%
Load
- OO
SkyWest Airlines
60 departures · 4,560 seats
Share of departures13.9%74.2%
Load
What plane flies PSP–SEA?
In April 2026, the Boeing 737-900ER flew 33% of PSP–SEA departures — more than any other aircraft type.
- Boeing 737-900ER
142 departures · 74.9% load
32.9% - Boeing 737-800
122 departures · 77.3% load
28.2% - Boeing 737 MAX 9
99 departures · 71.5% load
22.9% - Embraer E175
60 departures · 74.2% load
13.9% - Boeing 737 MAX 8
9 departures · 79.7% load
2.1%
How has PSP–SEA traffic changed?
Nonstop PSP–SEA departures rose from 255 in May 2025 to 432 in April 2026.
Monthly nonstop PSP–SEA traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
255 departures · 29,367 passengers
71.9%
Load
June 2025
143 departures · 15,792 passengers
83.8%
Load
July 2025
122 departures · 13,147 passengers
88.7%
Load
August 2025
150 departures · 14,183 passengers
82.2%
Load
September 2025
181 departures · 16,702 passengers
85.6%
Load
October 2025
298 departures · 28,995 passengers
72.6%
Load
November 2025
348 departures · 34,445 passengers
73.7%
Load
December 2025
308 departures · 33,662 passengers
77.3%
Load
January 2026
356 departures · 38,134 passengers
64.1%
Load
February 2026
364 departures · 46,033 passengers
77.6%
Load
March 2026
424 departures · 54,443 passengers
81.3%
Load
April 2026
432 departures · 51,189 passengers
74.8%
Load
By direction
The DOT files each direction separately — they rarely match.
PSP → SEA
77.5% full
216 departures · 26,458 passengers
SEA → PSP
72.0% full
216 departures · 24,731 passengers
Nonstop PSP–SEA traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Frequently asked
How far is Palm Springs (PSP) from Seattle (SEA)?
PSP to SEA is 988 miles (1,590 km / 859 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from PSP to SEA?
A nonstop covers the 988-mile great-circle distance in roughly 2h 47m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies PSP–SEA?
In April 2026, the Boeing 737-900ER flew the largest share of departures (32.9%), followed by the Boeing 737-800 (28.2%).
What mileage do I earn flying PSP–SEA?
Distance-based programs credit off the 988-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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