Pittsburgh (PIT) to Seattle (SEA)
Flight time
≈ 5h 02m
Bearing
297° NW
Pittsburgh (PIT) to Seattle (SEA) is 2,119 miles (3,411 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies PIT–SEA
Filed traffic dataIn July 2026, Alaska Airlines was the only carrier flying nonstop PIT–SEA; the Boeing 737 MAX 9 was the most common aircraft at 53% of departures; flights ran 86% full.
Departures
123
July 2026
Seats
21,792
both directions
Passengers
18,709
both directions
Load factor
85.9%
RPM ÷ ASM
Who flies PIT–SEA?
Alaska Airlines was the only carrier to fly nonstop PIT–SEA in July 2026 (123 departures).
- AS
123 departures · 21,792 seats
Share of departures100.0%85.9%
Load
What plane flies PIT–SEA?
In July 2026, the Boeing 737 MAX 9 flew 53% of PIT–SEA departures — more than any other aircraft type.
- Boeing 737 MAX 9
65 departures · 86.7% load
52.8% - Boeing 737-900ER
52 departures · 84.2% load
42.3% - Boeing 737-800
4 departures · 93.9% load
3.3% - Boeing 737 MAX 8
2 departures · 87.9% load
1.6%
How has PIT–SEA traffic changed?
Nonstop PIT–SEA departures rose from 116 in August 2025 to 123 in July 2026.
Monthly nonstop PIT–SEA traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
116 departures · 18,137 passengers
88.6%
Load
September 2025
106 departures · 14,187 passengers
75.0%
Load
October 2025
65 departures · 9,131 passengers
80.0%
Load
November 2025
52 departures · 7,068 passengers
78.6%
Load
December 2025
58 departures · 8,372 passengers
81.4%
Load
January 2026
43 departures · 5,753 passengers
75.5%
Load
February 2026
41 departures · 5,110 passengers
71.4%
Load
March 2026
53 departures · 7,605 passengers
81.6%
Load
April 2026
60 departures · 8,365 passengers
79.1%
Load
May 2026
101 departures · 13,235 passengers
76.6%
Load
June 2026
121 departures · 17,566 passengers
83.1%
Load
July 2026
123 departures · 18,709 passengers
85.9%
Load
By direction
Each direction is filed separately — they rarely match.
SEA → PIT
85.4% full
62 departures · 9,382 passengers
PIT → SEA
86.3% full
61 departures · 9,327 passengers
Nonstop PIT–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 Pittsburgh (PIT) from Seattle (SEA)?
PIT to SEA is 2,119 miles (3,411 km / 1,842 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from PIT to SEA?
A nonstop covers the 2,119-mile great-circle distance in roughly 5h 02m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies PIT–SEA?
In July 2026, the Boeing 737 MAX 9 flew the largest share of departures (52.8%), followed by the Boeing 737-900ER (42.3%).
What mileage do I earn flying PIT–SEA?
Distance-based programs credit off the 2,119-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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