What airlines fly to Hilo?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Hilo from Seattle according to our data. Alaska Airlines is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Hilo. Keep in mind that there are 6 different airlines that fly to Hilo on a routine basis, so you have a few additional options to choose from.

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

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

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

Prices for flights from Seattle/Tacoma Intl Airport to Hilo Intl Airport were last updated today.

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

As of December 2025, there are 3 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Hilo Intl Airport.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Hilo Intl Airport.

What documentation or ID do you need to fly to Hilo Intl Airport?

The necessary travel and health documents for your Hilo 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.

$168 Cheap Flights from Seattle to Hilo in 2025/26

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0 bags

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Find the cheapest flights from Seattle to Hilo

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:20 am - 5:29 pm

SEA

ITO

13h 09m2 stops

8:24 am - 9:58 pm

ITO

SEA

11h 34m2 stops

$296Multiple Airlines

Wed, Jan 28 - Tue, Feb 3

6:20 am - 7:04 pm

SEA

ITO

14h 44m2 stops

5:59 pm - 5:24 am

ITO

SEA

9h 25m1 stop

$306Multiple Airlines

Tue, Jan 27 - Mon, Feb 2

7:00 am - 12:56 pm

SEA

ITO

7h 56m1 stop

7:44 pm - 11:21 am

ITO

SEA

13h 37m2 stops

$311Multiple Airlines

Mon, Jan 26 - Mon, Feb 2

12:12 pm - 5:39 pm

SEA

ITO

8h 27m1 stop

7:44 pm - 8:47 am

ITO

SEA

10h 03m1 stop

$315Multiple Airlines

Tue, May 5 - Tue, May 12

11:45 am - 7:04 pm

SEA

ITO

9h 19m1 stop

6:00 am - 3:43 pm

ITO

SEA

7h 43m1 stop

$316Multiple Airlines

Mon, Jan 26 - Tue, Feb 3

7:00 am - 12:56 pm

SEA

ITO

7h 56m1 stop

8:30 pm - 11:21 am

ITO

SEA

12h 51m2 stops

$319Multiple Airlines

Mon, Jan 26 - Mon, Feb 2

8:25 am - 7:04 pm

SEA

ITO

12h 39m2 stops

8:24 am - 9:58 pm

ITO

SEA

11h 34m2 stops

$321Multiple Airlines

Mon, Jan 26 - Mon, Feb 2

10:32 am - 10:34 pm

SEA

ITO

14h 02m2 stops

8:24 am - 9:58 pm

ITO

SEA

11h 34m2 stops

$322Multiple Airlines

Sat, Jan 31 - Mon, Feb 2

8:25 am - 7:04 pm

SEA

ITO

12h 39m2 stops

8:30 pm - 7:44 am

ITO

SEA

9h 14m1 stop

$326Multiple Airlines

Tue, Feb 3 - Wed, Feb 25

6:20 am - 7:04 pm

SEA

ITO

14h 44m2 stops

7:35 am - 8:07 pm

ITO

SEA

10h 32m1 stop

$331Multiple Airlines

Tue, Jan 27 - Sun, Feb 1

Alaska Airlines flights from Seattle to Hilo

Our best Alaska Airlines deals on Seattle to Hilo flight tickets

Alaska Airlines

Feb 24

SEA10:00 amSeattle/Tacoma Intl

10h 34m

1 stop

ITO6:34 pmHilo Intl

Feb 26

ITO8:30 pmHilo Intl

9h 14m

1 stop

SEA7:44 amSeattle/Tacoma Intl

$411

Find similar

Alaska Airlines

Jan 24

SEA7:00 amSeattle/Tacoma Intl

9h 32m

1 stop

ITO2:32 pmHilo Intl

Jan 29

ITO7:44 pmHilo Intl

7h 40m

1 stop

SEA5:24 amSeattle/Tacoma Intl

$418

Find similar

United Airlines flights from Seattle to Hilo

Our best United Airlines deals on Seattle to Hilo flight tickets

United Airlines

May 5

SEA8:45 amSeattle/Tacoma Intl

13h 28m

2 stops

ITO7:13 pmHilo Intl

May 12

ITO7:44 pmHilo Intl

21h 01m

2 stops

SEA7:45 pmSeattle/Tacoma Intl

$386

Find similar

United Airlines

Jan 5

SEA9:06 amSeattle/Tacoma Intl

12h 53m

2 stops

ITO7:59 pmHilo Intl

Jan 21

ITO7:44 pmHilo Intl

13h 57m

2 stops

SEA11:41 amSeattle/Tacoma Intl

$818

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 1/28

6:20 am-5:29 pm

2 stops13h 09m

Hilo Intl

Tue 2/3

8:24 am-9:58 pm

2 stops11h 34m

$296

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 1/27

6:20 am-7:04 pm

2 stops14h 44m

Hilo Intl

Mon 2/2

5:59 pm-5:24 am

1 stop9h 25m

$306

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Mon 1/26

7:00 am-12:56 pm

1 stop7h 56m

Hilo Intl

Mon 2/2

7:44 pm-11:21 am

2 stops13h 37m

$311

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 5/5

12:12 pm-5:39 pm

1 stop8h 27m

Hilo Intl

Tue 5/12

7:44 pm-8:47 am

1 stop10h 03m

$315

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Mon 1/26

11:45 am-7:04 pm

1 stop9h 19m

Hilo Intl

Tue 2/3

6:00 am-3:43 pm

1 stop7h 43m

$316

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Mon 1/26

7:00 am-12:56 pm

1 stop7h 56m

Hilo Intl

Mon 2/2

8:30 pm-11:21 am

2 stops12h 51m

$319

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Mon 1/26

8:25 am-7:04 pm

2 stops12h 39m

Hilo Intl

Mon 2/2

8:24 am-9:58 pm

2 stops11h 34m

$321

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Sat 1/31

10:32 am-10:34 pm

2 stops14h 02m

Hilo Intl

Mon 2/2

8:24 am-9:58 pm

2 stops11h 34m

$322

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 2/3

8:25 am-7:04 pm

2 stops12h 39m

Hilo Intl

Wed 2/25

8:30 pm-7:44 am

1 stop9h 14m

$326

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 1/27

6:20 am-7:04 pm

2 stops14h 44m

Hilo Intl

Sun 2/1

7:35 am-8:07 pm

1 stop10h 32m

$331

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 Seattle to Hilo

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

What is the cheapest month to fly to Hilo?

The month of September is, on average, the cheapest month to fly to Hilo from Seattle, with most prices found around $366. If you’re not able to fly to Hilo in September, then November is your next best option. Flight prices from Seattle to Hilo during November average around $418.

How far in advance should I book a flight to Hilo?

You are more likely to see cheaper flights to Hilo from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Hilo for around $598 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hilo from Seattle for as low as $299 on momondo.

How have Seattle to Hilo flight prices changed over time?

As of December 2025, prices for Seattle to Hilo flights are approximately 18% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Hilo

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

Estimated round-trip price

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

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

Fastest flight time	8h 27m
Direct flights	None

The fastest flight from Seattle to Hilo takes 8h 27m

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

Search flight deals

How far is Seattle/Tacoma Intl to Hilo Intl by plane?
Hilo Intl is 2655.7 mi away from Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 8h 27m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Hilo Intl Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Hilo Intl Airport were last updated today.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Hilo Intl Airport?
As of December 2025, there are 3 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Hilo Intl Airport.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Hilo Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Hilo Intl Airport.
What documentation or ID do you need to fly to Hilo Intl Airport?
The necessary travel and health documents for your Hilo 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 Seattle to Hilo?
momondo data reveals that the most frequently booked airline on the route from Seattle to Hilo is Alaska Airlines, representing 60% of all bookings. The subsequent popular airlines are Hawaiian Airlines at 24% and Southwest at 15%.

Best airlines flying from Seattle to Hilo

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

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $288	Free Cancellation	Rating 8.0 11,567 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $370	Free Cancellation	Rating 7.8 2,821 reviews	Search Hawaiian Airlines flights
Southwest	PriceFrom $449	Free Cancellation	Rating 8.0 4,250 reviews	Search Southwest flights

Mountain View

Why use momondo?

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

Finding the right flight to Hilo from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Hilo quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Seattle to Hilo flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Seattle and Hilo by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Hilo, momondo offers a useful price alert feature which will track prices for flights to Hilo from Seattle and alert you when they change.