What airlines fly to Hilo?

Alaska Airlines, Delta and United 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 73% 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?

Southwest and Alaska Airlines are the most popular carriers 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 August 2026, there is 1 operator 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.

$188 Cheap Flights from Seattle to Hilo in 2026

Find the cheapest flights from Seattle to Hilo

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 am - 6:10 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

15h 10m2 stops Phoenix Sky Harbor Intl Honolulu

9:30 pm - 1:30 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

14h 00m1 stop Las Vegas Harry Reid Intl

$422Southwest

Thu, Feb 11 - Tue, Feb 16

5:00 am - 6:10 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

15h 10m2 stops Phoenix Sky Harbor Intl Honolulu

6:00 am - 9:50 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

13h 50m2 stops Honolulu San Jose

$427Southwest

Thu, Feb 11 - Tue, Feb 16

5:00 am - 6:10 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

15h 10m2 stops Phoenix Sky Harbor Intl Honolulu

9:30 pm - 1:30 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

14h 00m1 stop Las Vegas Harry Reid Intl

$442Southwest

Thu, Feb 11 - Tue, Feb 16

4:15 pm - 7:04 amSEA Seattle/Tacoma Intl-ITO Hilo Intl

16h 49m1 stop Honolulu

2:52 pm - 6:30 amITO Hilo Intl-SEA Seattle/Tacoma Intl

13h 38m1 stop Honolulu

$447Alaska Airlines

Tue, Dec 1 - Wed, Dec 9

5:40 am - 6:10 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

14h 30m2 stops Phoenix Sky Harbor Intl Honolulu

6:00 am - 7:40 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

11h 40m2 stops Honolulu San Jose

$447Southwest

Tue, Dec 1 - Wed, Dec 9

1:00 pm - 8:13 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

10h 13m1 stop Honolulu

7:30 pm - 6:08 amITO Hilo Intl-SEA Seattle/Tacoma Intl

8h 38m1 stop Honolulu

$447Multiple Airlines

Mon, Oct 19 - Tue, Nov 3

5:00 am - 6:10 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

15h 10m2 stops Phoenix Sky Harbor Intl Honolulu

9:30 pm - 12:10 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

12h 40m2 stops Las Vegas Harry Reid Intl Sacramento Intl

$447Southwest

Thu, Feb 11 - Tue, Feb 16

4:15 pm - 9:54 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

8h 39m1 stop Honolulu

6:18 pm - 6:04 amITO Hilo Intl-SEA Seattle/Tacoma Intl

8h 46m1 stop Honolulu

$447Multiple Airlines

Mon, Sep 28 - Mon, Oct 5

7:30 am - 9:50 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

16h 20m2 stops Oakland Honolulu

6:55 pm - 10:15 amITO Hilo Intl-SEA Seattle/Tacoma Intl

13h 20m2 stops Honolulu San Jose

$448Southwest

Mon, Nov 9 - Fri, Nov 13

9:00 am - 4:19 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

10h 19m1 stop Honolulu

7:30 pm - 8:15 amITO Hilo Intl-SEA Seattle/Tacoma Intl

10h 45m2 stops Honolulu Portland

$457Multiple Airlines

Mon, Oct 19 - Tue, Nov 3

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Alaska Airlines flights from Seattle to Hilo

Our best Alaska Airlines deals on Seattle to Hilo flight tickets

Alaska Airlines

Oct 23

SEA9:00 amSeattle/Tacoma Intl

8h 27m

1 stop

ITO2:27 pmHilo Intl

Oct 26

ITO6:49 pmHilo Intl

8h 16m

1 stop

SEA6:05 amSeattle/Tacoma Intl

$477

Alaska Airlines

Jan 10

SEA9:30 amSeattle/Tacoma Intl

7h 51m

1 stop

ITO3:21 pmHilo Intl

Jan 20

ITO6:00 amHilo Intl

7h 40m

1 stop

SEA3:40 pmSeattle/Tacoma Intl

$516

Alaska Airlines

Jan 13

SEA9:30 amSeattle/Tacoma Intl

7h 51m

1 stop

ITO3:21 pmHilo Intl

Jan 22

ITO6:00 amHilo Intl

7h 40m

1 stop

SEA3:40 pmSeattle/Tacoma Intl

$542

American Airlines flights from Seattle to Hilo

Our best American Airlines deals on Seattle to Hilo flight tickets

American Airlines

Jan 13

SEA10:00 amSeattle/Tacoma Intl

13h 56m

2 stops

ITO9:56 pmHilo Intl

Jan 23

ITO8:45 pmHilo Intl

12h 10m

2 stops

SEA10:55 amSeattle/Tacoma Intl

$517

American Airlines

Oct 23

SEA1:37 pmSeattle/Tacoma Intl

11h 20m

2 stops

ITO9:57 pmHilo Intl

Oct 26

ITO6:49 pmHilo Intl

13h 25m

2 stops

SEA11:14 amSeattle/Tacoma Intl

$547

American Airlines

Sep 13

SEA7:10 amSeattle/Tacoma Intl

17h 44m

2 stops

ITO9:54 pmHilo Intl

Sep 16

ITO7:44 pmHilo Intl

15h 02m

2 stops

SEA1:46 pmSeattle/Tacoma Intl

$945

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Thu 2/11

5:00 am-6:10 pm

2 stops15h 10m

Hilo Intl

Tue 2/16

9:30 pm-1:30 pm

1 stop14h 00m

$422

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Thu 2/11

5:00 am-6:10 pm

2 stops15h 10m

Hilo Intl

Tue 2/16

6:00 am-9:50 pm

2 stops13h 50m

$427

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Thu 2/11

5:00 am-6:10 pm

2 stops15h 10m

Hilo Intl

Tue 2/16

9:30 pm-1:30 pm

1 stop14h 00m

$442

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Tue 12/1

4:15 pm-7:04 am

1 stop16h 49m

Hilo Intl

Wed 12/9

2:52 pm-6:30 am

1 stop13h 38m

$447

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Tue 12/1

5:40 am-6:10 pm

2 stops14h 30m

Hilo Intl

Wed 12/9

6:00 am-7:40 pm

2 stops11h 40m

$447

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Mon 10/19

1:00 pm-8:13 pm

1 stop10h 13m

Hilo Intl

Tue 11/3

7:30 pm-6:08 am

1 stop8h 38m

$447

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Thu 2/11

5:00 am-6:10 pm

2 stops15h 10m

Hilo Intl

Tue 2/16

9:30 pm-12:10 pm

2 stops12h 40m

$447

Quickest round-trip

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Mon 9/28

4:15 pm-9:54 pm

1 stop8h 39m

Hilo Intl

Mon 10/5

6:18 pm-6:04 am

1 stop8h 46m

$447

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Mon 11/9

7:30 am-9:50 pm

2 stops16h 20m

Hilo Intl

Fri 11/13

6:55 pm-10:15 am

2 stops13h 20m

$448

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Mon 10/19

9:00 am-4:19 pm

1 stop10h 19m

Hilo Intl

Tue 11/3

7:30 pm-8:15 am

2 stops10h 45m

$457

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 July is, on average, the cheapest month to fly to Hilo from Seattle, with most prices found around $0. If you’re not able to fly to Hilo in July, then June is your next best option. Flight prices from Seattle to Hilo during June average around $0.

How have Seattle to Hilo flight prices changed over time?

As of August 2026, prices for Seattle to Hilo flights are approximately 129% 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

Best Price Found	$188
Fastest flight time	8h 38m
Direct flights	None

The best one-way flight to Hilo from Seattle in the past 72 hours is $188. The best round-trip flight deal from Seattle to Hilo found on momondo in the last 72 hours is $422.

The fastest flight from Seattle to Hilo takes 8h 38m

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

Search flight deals

Frequently asked questions about flying from Seattle to Hilo

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 38m.
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 August 2026, there is 1 operator 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 100% of all bookings.

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 $276	Free Cancellation	Rating 7.9 12,864 reviews		Search Alaska Airlines 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.