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

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 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.

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 are 2 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.

$244 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.

11:05 am - 9:50 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

12h 45m2 stops Oakland Honolulu

9:25 pm - 1:45 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

14h 20m1 stop Las Vegas Harry Reid Intl

$382Southwest

Mon, Nov 16 - Mon, Nov 23

5:35 am - 6:10 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

14h 35m2 stops Las Vegas Harry Reid Intl Honolulu

6:55 pm - 12:10 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

15h 15m2 stops Honolulu Phoenix Sky Harbor Intl

$429Southwest

Mon, Nov 30 - Mon, Dec 7

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

14h 30m2 stops Phoenix Sky Harbor Intl Honolulu

9:25 pm - 10:40 amITO Hilo Intl-SEA Seattle/Tacoma Intl

11h 15m1 stop Las Vegas Harry Reid Intl

$439Southwest

Tue, Dec 1 - Fri, Dec 18

8:52 pm - 7:03 amSEA Seattle/Tacoma Intl-ITO Hilo Intl

13h 11m1 stop Honolulu

3:53 pm - 6:04 amITO Hilo Intl-SEA Seattle/Tacoma Intl

11h 11m1 stop Honolulu

$447Alaska Airlines

Thu, Oct 1 - Thu, Oct 8

1:00 pm - 8:12 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

9h 12m1 stop Honolulu

2:54 pm - 6:08 amITO Hilo Intl-SEA Seattle/Tacoma Intl

13h 14m1 stop Honolulu

$447Alaska Airlines

Mon, Nov 16 - Mon, Nov 23

7:40 am - 6:10 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

12h 30m2 stops Las Vegas Harry Reid Intl Honolulu

8:00 am - 7:50 amITO Hilo Intl-SEA Seattle/Tacoma Intl

21h 50m2 stops Honolulu Oakland

$447Southwest

Tue, Nov 17 - Thu, Nov 26

8:52 pm - 7:03 amSEA Seattle/Tacoma Intl-ITO Hilo Intl

13h 11m1 stop Honolulu

7:44 pm - 8:13 amITO Hilo Intl-SEA Seattle/Tacoma Intl

9h 29m1 stop Honolulu

$447Alaska Airlines

Tue, Sep 15 - Mon, Sep 21

11:05 am - 9:50 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

12h 45m2 stops Oakland Honolulu

6:00 am - 9:10 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

13h 10m2 stops Honolulu San Diego

$447Southwest

Mon, Nov 16 - Mon, Nov 23

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

$471Multiple Airlines

Mon, Oct 19 - Tue, Nov 3

6:30 pm - 7:04 amSEA Seattle/Tacoma Intl-ITO Hilo Intl

14h 34m1 stop Honolulu

6:51 pm - 6:08 amITO Hilo Intl-SEA Seattle/Tacoma Intl

9h 17m1 stop Honolulu

$477Alaska Airlines

Tue, Dec 1 - Fri, Dec 18

Cheap last minute flights

Enter your travel dates to find the best prices.

1:30 pm - 8:13 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

9h 43m1 stop Honolulu

7:44 pm - 8:13 amITO Hilo Intl-SEA Seattle/Tacoma Intl

9h 29m1 stop Honolulu

$760Alaska Airlines

Sat, Aug 22 - Tue, Sep 1

7:20 am - 2:25 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

10h 05m1 stop Honolulu

7:35 am - 7:37 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

9h 02m1 stop Honolulu

$760Alaska Airlines

Mon, Aug 24 - Wed, Sep 2

1:48 pm - 6:17 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

7h 29m1 stop Kahului

12:54 pm - 11:53 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

7h 59m1 stop Honolulu

$760Multiple Airlines

Mon, Aug 24 - Mon, Aug 31

1:30 pm - 8:13 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

9h 43m1 stop Honolulu

8:45 pm - 8:13 amITO Hilo Intl-SEA Seattle/Tacoma Intl

8h 28m1 stop Honolulu

$760Alaska Airlines

Mon, Aug 24 - Mon, Sep 7

1:30 pm - 7:12 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

8h 42m1 stop Honolulu

7:44 pm - 8:13 amITO Hilo Intl-SEA Seattle/Tacoma Intl

9h 29m1 stop Honolulu

$760Alaska Airlines

Mon, Aug 24 - Fri, Sep 4

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

8h 39m1 stop Honolulu

9:26 am - 9:29 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

9h 03m1 stop Honolulu

$765Multiple Airlines

Sat, Aug 22 - Wed, Aug 26

7:20 am - 1:14 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

8h 54m1 stop Honolulu

7:35 am - 7:37 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

9h 02m1 stop Honolulu

$765Alaska Airlines

Mon, Aug 24 - Sat, Sep 5

7:20 am - 1:14 pmSEA Seattle/Tacoma Intl-ITO Hilo Intl

8h 54m1 stop Honolulu

8:28 am - 9:22 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

9h 54m1 stop Kahului

$765Alaska Airlines

Thu, Aug 20 - Mon, Aug 24

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

8h 39m1 stop Honolulu

8:28 am - 9:22 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

9h 54m1 stop Kahului

$765Multiple Airlines

Thu, Aug 20 - Mon, Aug 24

8:52 pm - 7:03 amSEA Seattle/Tacoma Intl-ITO Hilo Intl

13h 11m1 stop Honolulu

8:28 am - 9:22 pmITO Hilo Intl-SEA Seattle/Tacoma Intl

9h 54m1 stop Kahului

$765Alaska Airlines

Thu, Aug 20 - Mon, Aug 24

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Southwest flights from Seattle to Hilo

Our best Southwest deals on Seattle to Hilo flight tickets

Southwest

Nov 16

SEA11:05 amSeattle/Tacoma Intl

12h 45m

2 stops

ITO9:50 pmHilo Intl

Nov 23

ITO9:25 pmHilo Intl

14h 20m

1 stop

SEA1:45 pmSeattle/Tacoma Intl

$382

Southwest

Nov 30

SEA5:35 amSeattle/Tacoma Intl

14h 35m

2 stops

ITO6:10 pmHilo Intl

Dec 7

ITO6:55 pmHilo Intl

15h 15m

2 stops

SEA12:10 pmSeattle/Tacoma Intl

$429

Southwest

Dec 1

SEA5:40 amSeattle/Tacoma Intl

14h 30m

2 stops

ITO6:10 pmHilo Intl

Dec 18

ITO9:25 pmHilo Intl

11h 15m

1 stop

SEA10:40 amSeattle/Tacoma Intl

$439

Alaska Airlines flights from Seattle to Hilo

Our best Alaska Airlines deals on Seattle to Hilo flight tickets

Alaska Airlines

Oct 19

SEA9:00 amSeattle/Tacoma Intl

10h 19m

1 stop

ITO4:19 pmHilo Intl

Nov 3

ITO7:30 pmHilo Intl

10h 11m

1 stop

SEA7:41 amSeattle/Tacoma Intl

$482

Alaska Airlines

Nov 16

SEA1:00 pmSeattle/Tacoma Intl

10h 57m

1 stop

ITO9:57 pmHilo Intl

Nov 17

ITO7:30 pmHilo Intl

10h 11m

1 stop

SEA7:41 amSeattle/Tacoma Intl

$487

Alaska Airlines

Jan 24

SEA9:30 amSeattle/Tacoma Intl

7h 51m

1 stop

ITO3:21 pmHilo Intl

Feb 4

ITO8:45 pmHilo Intl

7h 45m

1 stop

SEA6:30 amSeattle/Tacoma Intl

$505

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Mon 11/16

11:05 am-9:50 pm

2 stops12h 45m

Hilo Intl

Mon 11/23

9:25 pm-1:45 pm

1 stop14h 20m

$382

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Mon 11/30

5:35 am-6:10 pm

2 stops14h 35m

Hilo Intl

Mon 12/7

6:55 pm-12:10 pm

2 stops15h 15m

$429

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

Fri 12/18

9:25 pm-10:40 am

1 stop11h 15m

$439

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Thu 10/1

8:52 pm-7:03 am

1 stop13h 11m

Hilo Intl

Thu 10/8

3:53 pm-6:04 am

1 stop11h 11m

$447

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Mon 11/16

1:00 pm-8:12 pm

1 stop9h 12m

Hilo Intl

Mon 11/23

2:54 pm-6:08 am

1 stop13h 14m

$447

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Tue 11/17

7:40 am-6:10 pm

2 stops12h 30m

Hilo Intl

Thu 11/26

8:00 am-7:50 am

2 stops21h 50m

$447

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Tue 9/15

8:52 pm-7:03 am

1 stop13h 11m

Hilo Intl

Mon 9/21

7:44 pm-8:13 am

1 stop9h 29m

$447

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Mon 11/16

11:05 am-9:50 pm

2 stops12h 45m

Hilo Intl

Mon 11/23

6:00 am-9:10 pm

2 stops13h 10m

$447

Quickest round-trip

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

$471

SeattleHilo

SEA Seattle/Tacoma Intl - ITO Hilo Intl

SEAITO

Seattle/Tacoma Intl

Tue 12/1

6:30 pm-7:04 am

1 stop14h 34m

Hilo Intl

Fri 12/18

6:51 pm-6:08 am

1 stop9h 17m

$477

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	$244
Fastest flight time	7h 29m
Direct flights	None

The best one-way flight to Hilo from Seattle in the past 72 hours is $244. The best round-trip flight deal from Seattle to Hilo found on momondo in the last 72 hours is $382.

The fastest flight from Seattle to Hilo takes 7h 29m

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 7h 29m.
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 are 2 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 83% of all bookings. The subsequent popular airline is Hawaiian Airlines at 17%.

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 12,813 reviews		Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $282	Free Cancellation	Rating 7.8 2,817 reviews		Search Hawaiian Airlines flights

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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.