Honolulu, Oahu (HNL) to Seattle (SEA)
Flight time
≈ 6h 09m
Bearing
39° NE
Honolulu, Oahu (HNL) to Seattle (SEA) is 2,677 miles (4,308 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies HNL–SEA
Filed traffic dataIn May 2026, Alaska Airlines operated the most departures, one of 2 carriers flying nonstop HNL–SEA; the Airbus A321neo was the most common aircraft at 33% of departures; flights ran 81% full.
Departures
494
May 2026
Seats
114,608
both directions
Passengers
93,188
both directions
Load factor
81.3%
RPM ÷ ASM
Who flies HNL–SEA?
Alaska Airlines operated the most nonstop HNL–SEA departures in May 2026 (370), one of 2 carriers on the route.
- AS
370 departures · 90,554 seats
Share of departures74.9%79.5%
Load
- DL
124 departures · 24,054 seats
Share of departures25.1%88.0%
Load
What plane flies HNL–SEA?
In May 2026, the Airbus A321neo flew 33% of HNL–SEA departures — more than any other aircraft type.
- Airbus A321neo
164 departures · 86.7% load
33.2% - Airbus A330-200
120 departures · 82.9% load
24.3% - Boeing 787-9
101 departures · 75.3% load
20.4% - Boeing 737 MAX 9
77 departures · 78.7% load
15.6% - Boeing 737-900ER
28 departures · 80.0% load
5.7% - Boeing 737 MAX 8
4 departures · 78.6% load
0.8%
How has HNL–SEA traffic changed?
Nonstop HNL–SEA departures rose from 481 in June 2025 to 494 in May 2026.
Monthly nonstop HNL–SEA traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
481 departures · 94,680 passengers
89.0%
Load
July 2025
485 departures · 97,956 passengers
91.1%
Load
August 2025
495 departures · 98,529 passengers
89.7%
Load
September 2025
479 departures · 84,026 passengers
78.2%
Load
October 2025
490 departures · 91,145 passengers
82.2%
Load
November 2025
466 departures · 82,627 passengers
76.9%
Load
December 2025
503 departures · 93,726 passengers
79.6%
Load
January 2026
499 departures · 90,857 passengers
78.0%
Load
February 2026
457 departures · 81,847 passengers
77.6%
Load
March 2026
518 departures · 96,457 passengers
81.0%
Load
April 2026
485 departures · 87,166 passengers
77.4%
Load
May 2026
494 departures · 93,188 passengers
81.3%
Load
By direction
Each direction is filed separately — they rarely match.
HNL → SEA
82.9% full
248 departures · 47,785 passengers
SEA → HNL
79.7% full
246 departures · 45,403 passengers
Nonstop HNL–SEA traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Honolulu, Oahu
US
Daniel K. Inouye International Airport
Coordinates
21.32°N, 157.93°W
Hemisphere
N · W
Frequently asked
How far is Honolulu, Oahu (HNL) from Seattle (SEA)?
HNL to SEA is 2,677 miles (4,308 km / 2,326 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from HNL to SEA?
A nonstop covers the 2,677-mile great-circle distance in roughly 6h 09m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies HNL–SEA?
In May 2026, the Airbus A321neo flew the largest share of departures (33.2%), followed by the Airbus A330-200 (24.3%).
What mileage do I earn flying HNL–SEA?
Distance-based programs credit off the 2,677-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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