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Palm Springs (PSP) to Seattle (SEA)

988mi
1,590 km859 nm

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.

Route map: PSP → SEAPSPSEA

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What actually flies PSPSEA

US DOT T-100 · filed data

In 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

    75.0%

    Load

  • DL

    Delta Air Lines

    60 departures · 9,599 seats

    73.9%

    Load

  • OO

    SkyWest Airlines

    60 departures · 4,560 seats

    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.

How has PSP–SEA traffic changed?

Nonstop PSP–SEA departures rose from 255 in May 2025 to 432 in April 2026.

Monthly nonstop PSPSEA 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.

PSPSEA

77.5% full

216 departures · 26,458 passengers

SEAPSP

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

PSP

US

Palm Springs International Airport

Coordinates

33.83°N, 116.51°W

Hemisphere

N · W

SEA

US

Seattle–Tacoma International Airport

Coordinates

47.45°N, 122.31°W

Hemisphere

N · W

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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