Cheap Flights from Seattle (SEA) to Hilo (ITO)

View AU$570 flight on Sun, 12 Oct. 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Hilo Intl. Airport (ITO)

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Cheap Flights from Seattle (SEA) to Hilo (ITO)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Seattle (SEA) to Hilo (ITO)

September is typically the cheapest month to fly

From AU$442 - AU$1,129 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to Hilo route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Hilo Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta
Return price
AU$917
Distance
4241 km

Your quick guide to flights from Seattle to Hilo

Pick up great flights from Seattle to Hilo

With Expedia, you have your pick of flights a day with 13 airlines covering flights from Seattle to Hilo. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Seattle to Hilo that take around hours.

Find cheap flights from Seattle to Hilo

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Seattle to Hilo around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Hilo is normally in .

Reasons to book your flight from Seattle to Hilo with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Seattle to Hilo across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Hilo right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from SEA to ITO?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip flight between SEA and Hilo Intl. Airport was . Great fares don't wait forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Hilo Intl. Airport?
The majority of flights can be cancelled online, but every air carrier has its own set of terms and conditions. If you do decide to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to Hilo Intl. Airport (ITO) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Seattle - Tacoma Intl. Airport (SEA) to ITO flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sea-Tac Airport to Hilo Intl. Airport?
With a flight distance of 4 300 kilometres from Seattle - Tacoma Intl. Airport (SEA) to Hilo Intl. Airport, this is a long-haul journey. Remember to drink lots of water and take a short walk down the aisle every so often.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Hilo Intl. Airport (ITO)?
You won't find any airlines operating directly between Seattle - Tacoma Intl. Airport (SEA) and Hilo Intl. Airport, so be ready to make at least one stop on your journey. A layover can be a nice way to break up a trip!
Are Sea-Tac Airport to ITO flight tickets cheaper when they're purchased at the last minute?
Fares from Sea-Tac Airport to ITO are available up to a year before departure on Expedia. And although you may score fantastic last-minute deals, it's never something you can count on. Also, booking your flights ahead of time means you'll have more choices — and you can avoid ending up with the dreaded middle seat! We're always updating our fares to bring you the best bargains, so keep checking in for all the latest specials.

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Hilo Flight Deals

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