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

Hawaiian Airlines, Alaska Airlines, and Southwest are the most popular carriers operating from Hilo Intl to Seattle/Tacoma Intl

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

Flights via Honolulu (HNL) offer the lowest average round-trip price of $659.

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

Honolulu (HNL) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

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 46% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 5 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

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.

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 3 operators available for flights from Hilo Intl Airport to Seattle/Tacoma Intl Airport as of September 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.

$159 Cheap Flights from Hilo to Seattle in 2025/26

Q: What is the typical price of a round-trip flight between Hilo and Seattle?

Prices are currently low for flights on this route. Typical prices usually range from $452 to $615. The lowest price recently found on this route was $288.

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Find the cheapest flights from Hilo to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

5:59 pm - 5:15 amITO-SEA

9h 16m1 stop

11:20 am - 8:30 pmSEA-ITO

11h 10m1 stop

$288Alaska Airlines

Find Deal

Thu, Dec 4 - Mon, Dec 8

7:44 pm - 5:15 amITO-SEA

7h 31m1 stop

11:55 am - 5:39 pmSEA-ITO

7h 44m1 stop

$318Alaska Airlines

Find Deal

Fri, Dec 5 - Tue, Dec 9

5:59 pm - 5:15 amITO-SEA

9h 16m1 stop

9:55 am - 5:39 pmSEA-ITO

9h 44m1 stop

$333Alaska Airlines

Find Deal

Thu, Dec 4 - Wed, Dec 10

6:55 pm - 8:13 amITO-SEA

10h 18m1 stop

2:10 pm - 10:19 pmSEA-ITO

11h 09m2 stops

$343Alaska Airlines

Find Deal

Thu, Oct 16 - Mon, Oct 20

10:45 am - 8:15 pmITO-SEA

7h 30m1 stop

9:45 am - 5:00 pmSEA-ITO

9h 15m1 stop

$358Hawaiian Airlines

Find Deal

Sun, Mar 1 - Tue, Mar 3

7:44 pm - 7:39 amITO-SEA

9h 55m1 stop

11:55 am - 5:39 pmSEA-ITO

7h 44m1 stop

$362Alaska Airlines

Find Deal

Wed, Dec 3 - Tue, Dec 9

12:05 pm - 7:04 amITO-SEA

16h 59m2 stops

11:55 am - 5:39 pmSEA-ITO

7h 44m1 stop

$467Multiple Airlines

Find Deal

Wed, Dec 3 - Mon, Dec 8

6:44 pm - 5:15 amITO-SEA

8h 31m1 stop

9:55 am - 5:39 pmSEA-ITO

9h 44m1 stop

$482Hawaiian Airlines

Find Deal

Wed, Dec 3 - Thu, Dec 11

6:55 pm - 12:05 pmITO-SEA

15h 10m2 stops

9:10 am - 9:40 pmSEA-ITO

14h 30m2 stops

$523Southwest

Find Deal

Mon, Nov 3 - Fri, Nov 14

9:00 pm - 7:39 amITO-SEA

8h 39m1 stop

11:10 pm - 5:39 pmSEA-ITO

44h 29m2 stops

$533Multiple Airlines

Find Deal

Thu, Dec 4 - Sat, Dec 13

Hawaiian Airlines flights from Hilo to Seattle

Our best Hawaiian Airlines deals on Hilo to Seattle flight tickets

Hawaiian Airlines

Mar 1

ITO10:45 amHilo Intl

7h 30m

1 stop

SEA8:15 pmSeattle/Tacoma Intl

Mar 3

SEA9:45 amSeattle/Tacoma Intl

9h 15m

1 stop

ITO5:00 pmHilo Intl

$358

Find similar

Hawaiian Airlines

Dec 3

ITO6:44 pmHilo Intl

8h 31m

1 stop

SEA5:15 amSeattle/Tacoma Intl

Dec 11

SEA9:55 amSeattle/Tacoma Intl

9h 44m

1 stop

ITO5:39 pmHilo Intl

$482

Find similar

Hawaiian Airlines

Nov 28

ITO6:44 pmHilo Intl

8h 31m

1 stop

SEA5:15 amSeattle/Tacoma Intl

Dec 6

SEA8:45 amSeattle/Tacoma Intl

9h 20m

1 stop

ITO4:05 pmHilo Intl

$649

Find similar

Alaska Airlines flights from Hilo to Seattle

Our best Alaska Airlines deals on Hilo to Seattle flight tickets

Alaska Airlines

Dec 4

ITO5:59 pmHilo Intl

9h 16m

1 stop

SEA5:15 amSeattle/Tacoma Intl

Dec 8

SEA11:20 amSeattle/Tacoma Intl

11h 10m

1 stop

ITO8:30 pmHilo Intl

$288

Find similar

Alaska Airlines

Dec 5

ITO7:44 pmHilo Intl

7h 31m

1 stop

SEA5:15 amSeattle/Tacoma Intl

Dec 9

SEA11:55 amSeattle/Tacoma Intl

7h 44m

1 stop

ITO5:39 pmHilo Intl

$318

Find similar

Alaska Airlines

Dec 4

ITO5:59 pmHilo Intl

9h 16m

1 stop

SEA5:15 amSeattle/Tacoma Intl

Dec 10

SEA9:55 amSeattle/Tacoma Intl

9h 44m

1 stop

ITO5:39 pmHilo Intl

$333

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Thu 12/4

5:59 pm-5:15 am

1 stop9h 16m

Seattle/Tacoma Intl

Mon 12/8

11:20 am-8:30 pm

1 stop11h 10m

$288

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Fri 12/5

7:44 pm-5:15 am

1 stop7h 31m

Seattle/Tacoma Intl

Tue 12/9

11:55 am-5:39 pm

1 stop7h 44m

$318

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Thu 12/4

5:59 pm-5:15 am

1 stop9h 16m

Seattle/Tacoma Intl

Wed 12/10

9:55 am-5:39 pm

1 stop9h 44m

$333

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Thu 10/16

6:55 pm-8:13 am

1 stop10h 18m

Seattle/Tacoma Intl

Mon 10/20

2:10 pm-10:19 pm

2 stops11h 09m

$343

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Sun 3/1

10:45 am-8:15 pm

1 stop7h 30m

Seattle/Tacoma Intl

Tue 3/3

9:45 am-5:00 pm

1 stop9h 15m

$358

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Wed 12/3

7:44 pm-7:39 am

1 stop9h 55m

Seattle/Tacoma Intl

Tue 12/9

11:55 am-5:39 pm

1 stop7h 44m

$362

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Wed 12/3

12:05 pm-7:04 am

2 stops16h 59m

Seattle/Tacoma Intl

Mon 12/8

11:55 am-5:39 pm

1 stop7h 44m

$467

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Wed 12/3

6:44 pm-5:15 am

1 stop8h 31m

Seattle/Tacoma Intl

Thu 12/11

9:55 am-5:39 pm

1 stop9h 44m

$482

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Mon 11/3

6:55 pm-12:05 pm

2 stops15h 10m

Seattle/Tacoma Intl

Fri 11/14

9:10 am-9:40 pm

2 stops14h 30m

$523

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Thu 12/4

9:00 pm-7:39 am

1 stop8h 39m

Seattle/Tacoma Intl

Sat 12/13

11:10 pm-5:39 pm

2 stops44h 29m

$533

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 typical price of a round-trip flight between Hilo and Seattle?

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Hilo is on a Thursday. momondo users have found tickets for Thursday departures for as low as $540. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Hilo because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $756.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Hilo in the morning is the least expensive time of day to depart. momondo users have found prices as low as $591 when looking at flights departing in the morning. Flights to Seattle are more costly in the evening, with an average ticket price of $735. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Hilo to Seattle flights?

You could potentially save up to 34% 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 September 2025, prices for Hilo to Seattle flights are approximately 24% 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

Direct flights	None

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 30m 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 3 operators available for flights from Hilo Intl Airport to Seattle/Tacoma Intl Airport as of September 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 66% of all bookings. The subsequent popular airlines are Alaska Airlines at 26% and Southwest at 8%.

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 $357	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $393	Free Cancellation	Rating 7.8 2,724 reviews	Search Hawaiian Airlines flights
Southwest	PriceFrom $401	Free Cancellation	Rating 8.0 4,242 reviews	Search Southwest flights

Leavenworth

Tacoma

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Marysville

Puyallup

Federal Way

Kirkland

Tukwila

Shoreline

Lakewood

Centralia

Fife

Cle Elum

Redmond

Westport

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.