Honolulu, Oahu (HNL) to Seattle (SEA) flights

Alaska Airlines, Delta Air Lines fly nonstop from Daniel K. Inouye International Airport to Seattle-Tacoma International Airport, with about 54 flights a week in July 2026. The 2,677-mile flight takes about 5h 43m gate to gate.

From

HNL

Honolulu, Oahu

Daniel K. Inouye International Airport

SEA

Seattle

Seattle-Tacoma International Airport

Distance: 2,677 mi · 4,308 km
Flight time: 5h 43m
Airlines: 2
Seats filled: 82%

Flights a week, July 2026

2,928 flights and 551,236 passengers in 12 months

Map data: Natural Earth. Lines follow the shortest (great-circle) path.

Airlines flying HNL to SEA

Airline	Flights a week	Aircraft	Passengers (12 months)	Flight time
Alaska Airlines	40	Boeing 737 MAX 9, Airbus A330-200, Boeing 787-9 Dreamliner	288,877	5h 43m
Delta Air Lines	14	Airbus A321, Airbus A330-300/333	129,775	5h 47m
Hawaiian AirlinesSeasonal or ended	n/a	Airbus A330-200, Boeing 787-9 Dreamliner, Airbus A321	132,584	5h 39m

Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.

HNL to SEA flight schedule

11 flight numbers flew this route in August 2026, 5 of them almost daily. The first usually leaves at 7:00am and the last at 11:20pm. Times are local and can change; check with the airline before you book.

Flight	Departs	Arrives	Days flown in August 2026	On time (12 months)
AS 762Alaska Airlines	7:00am	3:52pm	18	87%
AS 1878Alaska Airlines	7:30am	4:24pm	11	91%
AS 902Alaska Airlines	10:50am	7:37pm	9	30%
AS 839Alaska Airlines	11:05am	7:54pm	16	37%
AS 822Alaska Airlines	12:50pm	9:34pm	31	52%
DL 359Delta Air Lines	1:00pm	9:58pm	31	84%
AS 1400Alaska Airlines	2:56pm	11:53pm	13	92%
AS 90Alaska Airlines	3:07pm	11:59pm	18	64%
AS 122Alaska Airlines	9:20pm	5:59am	31	75%
DL 440Delta Air Lines	10:45pm	7:35am	31	92%
AS 900Alaska Airlines	11:20pm	8:00am	31	72%

Is HNL to SEA on time?

From September 2025 to August 2026, 75% of 2,931 flights arrived within 15 minutes of schedule and 1.1% were cancelled. Flights leaving around 10pm were the most punctual (91%), those around 12pm the least (57%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (49%).

Airline	Flights	On time	Average delay	Cancelled
Alaska Airlines	1,663	71%	19 min	1.3%
Delta Air Lines	789	89%	9 min	1%
Hawaiian Airlines	479	65%	35 min	0.6%

Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.

On-time arrivals by departure time

Scheduled departure	Flights	On time
7am to 8am	262	84%
8am to 9am	151	82%
10am to 11am	121	54%
11am to 12pm	106	70%
12pm to 1pm	283	57%
1pm to 2pm	446	76%
2pm to 3pm	218	74%
3pm to 4pm	210	74%
9pm to 10pm	325	75%
10pm to 11pm	300	91%
11pm to 12am	427	77%

Flights by month

Month	Flights	Passengers
August 2025	247	51,097
September 2025	240	43,255
October 2025	243	44,457
November 2025	236	41,109
December 2025	255	45,176
January 2026	251	47,670
February 2026	230	41,238
March 2026	260	49,739
April 2026	240	46,627
May 2026	248	47,785
June 2026	237	46,022
July 2026	241	47,061

Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.