Route guide · 2,677 miles
Cheap Flights from Honolulu to Seattle
HNL → SEA · Nonstop 5h 56m · Live round-trip fares
The run from Honolulu (HNL) to Seattle (SEA) is 2,677 miles of sky, and ticket prices on it are anything but steady. One week can cost double the next. Booking about 4–8 weeks in advance — and watching fares with a free Airfare Deal alert — is how regulars on this route keep costs down.
Live fares for HNL → SEA are updating. Use the search below for real-time prices.
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Flight time
5h 56m
Nonstop, typical
Distance
2,677 mi
HNL → SEA
Book ahead
4–8 weeks
Best window, typically
Nonstop airlines
3
Alaska Airlines, Delta Air Lines & more
Nonstop flights from Honolulu to Seattle
Nonstop service links Honolulu and Seattle directly — flights are flown by Alaska Airlines, Delta Air Lines, Hawaiian Airlines. Expect roughly 5h 56m in the air. If a nonstop is what you want, don't wait too long: booking 4–8 weeks ahead is when these seats are priced most kindly.
Booking insights: Honolulu → Seattle
- Distance: 2,677 miles · nonstop flight time: 5h 56m.
- Rule of thumb for this route: the sweet spot is usually 4–8 weeks before departure.
- Tuesday and Wednesday departures usually undercut Friday and Sunday fares on routes like this one.
- Set a free Airfare Deal alert instead of checking daily — the best fares can sell out in hours.
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Flying from Honolulu to Seattle: what you need to know
The flight
Honolulu to Seattle is a transcontinental trip — 2,677 miles, roughly 5h 56m nonstop. Eastbound flights benefit from tailwinds and run shorter; westbound trips home fight headwinds and take longer, so pad your plans accordingly. Red-eyes are popular eastbound: you trade a short night of sleep for a full first day at your destination.
Airlines on this route
Alaska Airlines, Delta Air Lines and Hawaiian Airlines fly this route nonstop. That matters more than it sounds: the cheapest fare on one carrier is rarely the same product as the cheapest on another. Checked-bag fees, free seat selection and change rules all differ, so compare the full trip cost before you pick a winner. See our airline guides for exactly what each carrier charges — then send an enquiry and we'll confirm the all-in price for your dates.
Leaving from Honolulu (HNL)
Plan to be at the airport two hours before a domestic departure — ninety minutes can work at smaller airports outside peak times, but security lines are the one variable you can't control. If you're checking a bag, add time rather than cutting it close. Our Honolulu airport guide covers terminals, parking and ground transport so you can plan the trip to the airport, not just the flight.
Arriving in Seattle (SEA)
Before you land, know how you're getting from the airport to where you're staying — it's the part of the trip people forget to plan. The Seattle airport guide lays out your ground options, from transit and shuttles to rideshares and rental cars. Flying back the other way? Check Seattle to Honolulu fares — prices on the return direction often move on a different rhythm.
When to book
For a trip of 2,677 miles, booking 4–8 weeks ahead typically lands you in the sweet spot. Leave it to the final two weeks and prices usually climb as the cheapest seats sell out. If your dates are flexible, midweek departures are where the lower fares hide on most domestic routes.
Good to know before you go
- Tuesday and Wednesday departures are typically the cheapest days on domestic routes.
- Screenshot your fare before you enquire — prices move, and a saved fare helps our team match or beat it.
- Flexible dates? Search a few days either side — one day can change the fare a lot.
- Morning flights are delayed less often than evening ones — earlier departures have the best on-time record.
- Basic economy fares often exclude checked bags and seat selection. Price the whole trip, not the headline fare.
Honolulu to Seattle flight FAQs
How long is the flight from HNL to SEA?
Plan on about 5h 56m in the air for a nonstop from Honolulu to Seattle — the route runs roughly 2,677 miles. Connecting flights typically add 2–4 hours.
Are there nonstop flights from Honolulu to Seattle?
Yes — look for Alaska Airlines, Delta Air Lines, Hawaiian Airlines on this route. Nonstop seats are usually priced best 4–8 weeks before departure.
What is the cheapest month to fly from Honolulu to Seattle?
Travelers usually find the gentlest prices away from peak periods — think post-holiday January and the early-fall weeks. Midweek dates inside those windows are cheaper still.
How much are last minute flights from HNL to SEA?
Book inside the final week and you'll usually pay a premium on HNL to SEA. Fares booked 4–8 weeks ahead are almost always kinder.
What is a good round-trip deal from Honolulu to Seattle?
A good deal is anything at or below the recent fares shown above. Set a free Airfare Deal alert and we'll ping you the moment fares drop.
Which airlines fly from Honolulu to Seattle?
The main carriers on this route are Alaska Airlines, Delta Air Lines, Hawaiian Airlines. Comparing all of them on the live search below usually surfaces the lowest fare for your dates.
How early should I get to Honolulu airport for this flight?
Plan on two hours before departure for a domestic flight — ninety minutes can work at smaller airports outside peak times. If you're checking a bag, earlier is better; the bag-drop line, not the flight, is what runs late.
Do the cheapest fares on this route include a checked bag?
Usually not. Basic economy fares on most airlines include a carry-on but charge extra for checked bags, and seat selection can cost more too. Add up the real total before comparing — a slightly higher regular fare sometimes works out cheaper. Our team confirms the full breakdown with you before you pay.
More cheap flights from Honolulu
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