Which layover airport offers the lowest fares from Hilo to Seattle?

Flights via Honolulu (HNL) offer the lowest average round-trip price of $622.

Which layover airport has the shortest connection time from Hilo to Seattle?

Kahului (OGG) has the shortest average layover time for this route: 1h 30m.

What airlines fly to Seattle?

Alaska Airlines, Hawaiian Airlines and Delta are the top three most popular airlines that fly to Seattle from Hilo according to our data. Alaska Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Hilo Intl to Seattle/Tacoma Intl?

Alaska Airlines is the most popular carrier operating from Hilo Intl to Seattle/Tacoma Intl

Which airport is the most popular layover for flights between Hilo and Seattle?

Honolulu (HNL) was the most common stop: 80% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Hilo to Seattle?

Flights connecting via Kahului (OGG) have the shortest average one-way travel time: 8h 08m.

When did momondo last update prices for flights from Hilo Intl Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Hilo Intl Airport to Seattle/Tacoma Intl Airport are updated daily.

How many operators does momondo search for flights from Hilo Intl Airport to Seattle/Tacoma Intl Airport?

There are 2 operators available for flights from Hilo Intl Airport to Seattle/Tacoma Intl Airport as of December 2025.

How old do you have to be to fly from Hilo Intl Airport to Seattle/Tacoma Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hilo Intl Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$167 Cheap Flights from Hilo to Seattle in 2025/26

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Find the cheapest flights from Hilo to Seattle

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One-way

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Cheap round-trip flights

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8:30 pm - 12:51 pm

ITO

SEA

14h 21m2 stops

10:32 am - 9:24 pm

SEA

ITO

12h 52m2 stops

$296Multiple Airlines

mar., ene. 27 - mar., feb. 3

7:44 pm - 5:24 am

ITO

SEA

7h 40m1 stop

6:20 am - 5:29 pm

SEA

ITO

13h 09m2 stops

$306Multiple Airlines

mar., ene. 27 - mar., feb. 3

9:55 am - 9:02 pm

ITO

SEA

9h 07m1 stop

9:55 am - 7:04 pm

SEA

ITO

11h 09m1 stop

$316Alaska Airlines

jue., ene. 22 - lun., ene. 26

6:00 am - 6:43 pm

ITO

SEA

10h 43m2 stops

7:00 am - 12:56 pm

SEA

ITO

7h 56m1 stop

$326Multiple Airlines

jue., ene. 22 - lun., ene. 26

4:45 pm - 9:17 am

ITO

SEA

13h 32m2 stops

12:12 pm - 5:39 pm

SEA

ITO

8h 27m1 stop

$366Multiple Airlines

sáb., abr. 25 - lun., may. 4

6:00 am - 3:49 pm

ITO

SEA

7h 49m1 stop

7:45 am - 5:29 pm

SEA

ITO

12h 44m2 stops

$376Multiple Airlines

vie., mar. 6 - sáb., mar. 14

7:44 pm - 11:22 am

ITO

SEA

12h 38m2 stops

8:25 am - 5:28 pm

SEA

ITO

12h 03m2 stops

$431Multiple Airlines

sáb., abr. 25 - lun., may. 4

8:01 pm - 7:20 am

ITO

SEA

9h 19m1 stop

7:45 am - 5:29 pm

SEA

ITO

12h 44m2 stops

$436Multiple Airlines

sáb., mar. 7 - sáb., mar. 14

4:45 pm - 9:17 am

ITO

SEA

13h 32m2 stops

6:25 am - 5:28 pm

SEA

ITO

14h 03m2 stops

$445Multiple Airlines

sáb., abr. 25 - lun., may. 4

6:00 am - 9:01 pm

ITO

SEA

13h 01m2 stops

7:45 am - 5:29 pm

SEA

ITO

12h 44m2 stops

$446Multiple Airlines

vie., mar. 6 - sáb., mar. 14

Alaska Airlines flights from Hilo to Seattle

Our best Alaska Airlines deals on Hilo to Seattle flight tickets

Alaska Airlines

Jan 22

ITO7:44 pmHilo Intl

7h 40m

1 stop

SEA5:24 amSeattle/Tacoma Intl

Jan 26

SEA7:00 amSeattle/Tacoma Intl

7h 56m

1 stop

ITO12:56 pmHilo Intl

$316

Find similar

Alaska Airlines

Mar 6

ITO6:00 amHilo Intl

7h 49m

1 stop

SEA3:49 pmSeattle/Tacoma Intl

Mar 14

SEA3:45 pmSeattle/Tacoma Intl

9h 50m

1 stop

ITO10:35 pmHilo Intl

$517

Find similar

Alaska Airlines

Dec 31

ITO5:59 pmHilo Intl

9h 16m

1 stop

SEA5:15 amSeattle/Tacoma Intl

Jan 4

SEA2:40 pmSeattle/Tacoma Intl

9h 45m

1 stop

ITO10:25 pmHilo Intl

$691

Find similar

United Airlines flights from Hilo to Seattle

Our best United Airlines deals on Hilo to Seattle flight tickets

United Airlines

Jan 22

ITO7:44 pmHilo Intl

13h 57m

2 stops

SEA11:41 amSeattle/Tacoma Intl

Jan 26

SEA9:25 amSeattle/Tacoma Intl

12h 34m

2 stops

ITO7:59 pmHilo Intl

$598

Find similar

United Airlines

Dec 31

ITO6:44 pmHilo Intl

15h 43m

2 stops

SEA12:27 pmSeattle/Tacoma Intl

Jan 5

SEA9:06 amSeattle/Tacoma Intl

12h 53m

2 stops

ITO7:59 pmHilo Intl

$1,181

Find similar

United Airlines

Jan 12

ITO7:44 pmHilo Intl

13h 46m

2 stops

SEA11:30 amSeattle/Tacoma Intl

Jan 16

SEA9:25 amSeattle/Tacoma Intl

13h 04m

2 stops

ITO8:29 pmHilo Intl

$1,592

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

mar. 1/27

8:30 pm-12:51 pm

2 stops14h 21m

Seattle/Tacoma Intl

mar. 2/3

10:32 am-9:24 pm

2 stops12h 52m

$296

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

mar. 1/27

7:44 pm-5:24 am

1 stop7h 40m

Seattle/Tacoma Intl

mar. 2/3

6:20 am-5:29 pm

2 stops13h 09m

$306

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

jue. 1/22

9:55 am-9:02 pm

1 stop9h 07m

Seattle/Tacoma Intl

lun. 1/26

9:55 am-7:04 pm

1 stop11h 09m

$316

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

jue. 1/22

6:00 am-6:43 pm

2 stops10h 43m

Seattle/Tacoma Intl

lun. 1/26

7:00 am-12:56 pm

1 stop7h 56m

$326

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

sáb. 4/25

4:45 pm-9:17 am

2 stops13h 32m

Seattle/Tacoma Intl

lun. 5/4

12:12 pm-5:39 pm

1 stop8h 27m

$366

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

vie. 3/6

6:00 am-3:49 pm

1 stop7h 49m

Seattle/Tacoma Intl

sáb. 3/14

7:45 am-5:29 pm

2 stops12h 44m

$376

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

sáb. 4/25

7:44 pm-11:22 am

2 stops12h 38m

Seattle/Tacoma Intl

lun. 5/4

8:25 am-5:28 pm

2 stops12h 03m

$431

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

sáb. 3/7

8:01 pm-7:20 am

1 stop9h 19m

Seattle/Tacoma Intl

sáb. 3/14

7:45 am-5:29 pm

2 stops12h 44m

$436

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

sáb. 4/25

4:45 pm-9:17 am

2 stops13h 32m

Seattle/Tacoma Intl

lun. 5/4

6:25 am-5:28 pm

2 stops14h 03m

$445

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

vie. 3/6

6:00 am-9:01 pm

2 stops13h 01m

Seattle/Tacoma Intl

sáb. 3/14

7:45 am-5:29 pm

2 stops12h 44m

$446

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Hilo to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Seattle?

In general, October is the cheapest month to fly from Hilo to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $404. If you don’t want to visit Seattle in October, then you should wait until September to fly from Hilo, when ticket prices are also cheap, with an average price of $494.

Can stopping save me money on Hilo to Seattle flights?

You could potentially save up to 32% on your flight if you consider stops on a Hilo to Seattle flight.

How have Hilo to Seattle flight prices changed over time?

As of December 2025, prices for Hilo to Seattle flights are approximately 46% more expensive when compared to flights at the same time last year.

When to book flights from Hilo to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Hilo to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Hilo to Seattle (ITO to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hilo to Seattle

Fastest flight time	7h 49m
Direct flights	None

The fastest flight from Hilo to Seattle takes 7h 49m

There are no direct flights from Hilo to Seattle. There are no popular flight routes from Hilo to Seattle.

Search flight deals

How far is Hilo Intl to Seattle/Tacoma Intl by plane?
A flight from Hilo Intl to Seattle/Tacoma Intl will travel around 2655.7 mi. 7h 49m is a normal flight duration for this route.
When did momondo last update prices for flights from Hilo Intl Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Hilo Intl Airport to Seattle/Tacoma Intl Airport are updated daily.
How many operators does momondo search for flights from Hilo Intl Airport to Seattle/Tacoma Intl Airport?
There are 2 operators available for flights from Hilo Intl Airport to Seattle/Tacoma Intl Airport as of December 2025.
How old do you have to be to fly from Hilo Intl Airport to Seattle/Tacoma Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hilo Intl Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Hilo to Seattle?
momondo data reveals that the most frequently booked airline on the route from Hilo to Seattle is Hawaiian Airlines, representing 53% of all bookings. The subsequent popular airline is Alaska Airlines at 47%.

Best airlines flying from Hilo to Seattle

Compare and see reviews for airlines that fly from Hilo to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $287	Free Cancellation	Rating 8.0 11,574 reviews		Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $338	Free Cancellation	Rating 7.8 2,821 reviews		Search Hawaiian Airlines flights

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Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Marysville

Puyallup

Redmond

Tukwila

Federal Way

Cle Elum

Lakewood

Centralia

Fife

Westport

Kirkland

Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from Hilo to Seattle?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Hilo to Seattle for you.

Can I find flights from Hilo to Seattle with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seattle from Hilo which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Hilo to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Hilo to Seattle.

I’m not ready to book a flight from Hilo to Seattle right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Seattle from Hilo. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.