Oakland (OAK) to Seattle (SEA)
Flight time
≈ 2h 09m
Bearing
360° N
Oakland (OAK) to Seattle (SEA) is 672 miles (1,082 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies OAK–SEA
US DOT T-100 · filed dataIn April 2026, Alaska Airlines operated the most departures, one of 5 carriers flying nonstop OAK–SEA; the Boeing 737-700 was the most common aircraft at 46% of departures; flights ran 80% full.
Departures
306
April 2026
Seats
40,494
both directions
Passengers
32,488
both directions
Load factor
80.2%
passengers ÷ seats
Who flies OAK–SEA?
Alaska Airlines operated the most nonstop OAK–SEA departures in April 2026 (120), one of 5 carriers on the route.
- AS
Alaska Airlines
120 departures · 17,341 seats
Share of departures39.2%78.3%
Load
- WN
Southwest Airlines
118 departures · 17,952 seats
Share of departures38.6%80.4%
Load
- QX
Horizon Air
66 departures · 5,016 seats
Share of departures21.6%88.1%
Load
- DL
Delta Air Lines
1 departures · 109 seats
Share of departures0.3%9.2%
Load
- OO
SkyWest Airlines
1 departures · 76 seats
Share of departures0.3%68.4%
Load
What plane flies OAK–SEA?
In April 2026, the Boeing 737-700 flew 46% of OAK–SEA departures — more than any other aircraft type.
- Boeing 737-700
140 departures · 82.7% load
45.8% - Embraer E175
67 departures · 87.8% load
21.9% - Boeing 737-800
37 departures · 79.3% load
12.1% - Boeing 737 MAX 8
27 departures · 81.1% load
8.8% - Boeing 737 MAX 9
23 departures · 65.2% load
7.5% - Boeing 737-900ER
11 departures · 74.0% load
3.6% - Airbus A220-100
1 departures · 9.2% load
0.3%
How has OAK–SEA traffic changed?
Nonstop OAK–SEA departures fell from 455 in May 2025 to 306 in April 2026.
Monthly nonstop OAK–SEA traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
455 departures · 47,566 passengers
78.0%
Load
June 2025
559 departures · 63,678 passengers
83.1%
Load
July 2025
581 departures · 67,196 passengers
84.4%
Load
August 2025
544 departures · 64,330 passengers
89.1%
Load
September 2025
512 departures · 53,384 passengers
79.0%
Load
October 2025
450 departures · 48,016 passengers
76.6%
Load
November 2025
379 departures · 40,410 passengers
76.4%
Load
December 2025
366 departures · 42,305 passengers
81.1%
Load
January 2026
332 departures · 34,544 passengers
73.9%
Load
February 2026
319 departures · 34,634 passengers
76.7%
Load
March 2026
301 departures · 31,441 passengers
75.2%
Load
April 2026
306 departures · 32,488 passengers
80.2%
Load
By direction
The DOT files each direction separately — they rarely match.
SEA → OAK
78.3% full
154 departures · 16,106 passengers
OAK → SEA
82.2% full
152 departures · 16,382 passengers
Nonstop OAK–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
Oakland
US
San Francisco Bay Oakland International Airport
Coordinates
37.72°N, 122.22°W
Hemisphere
N · W
Frequently asked
How far is Oakland (OAK) from Seattle (SEA)?
OAK to SEA is 672 miles (1,082 km / 584 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from OAK to SEA?
A nonstop covers the 672-mile great-circle distance in roughly 2h 09m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies OAK–SEA?
In April 2026, the Boeing 737-700 flew the largest share of departures (45.8%), followed by the Embraer E175 (21.9%).
What mileage do I earn flying OAK–SEA?
Distance-based programs credit off the 672-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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