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Hilo

$164+ Cheap flights from Seattle to Hilo (SEA - ITO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ITO
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Hilo Intl are usually found in September or November, booked 68 days in advance, depart on a Wednesday or Monday and return on a Thursday

Cheap flight deals from Seattle to Hilo

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Hilo (ITO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 20, 2025.

Round-trip from

$269
(Kiwi.com)

One-way from

$164
(Alaska Airlines)

Popular in

June

Cheapest in

September

Average price

$636
From Seattle/Tacoma Intl to Hilo Intl
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One-way flight from Seattle/Tacoma Intl to Hilo Intl
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Highest demand for flights based on searches. 15% potential increase in price ($115 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Seattle to Hilo

Cheapest flights from Seattle to Hilo
Explore the most affordable flight options available from Seattle to Hilo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2910:02 amSEA - ITO
1 stop10h 38mHawaiian Airlines
Tue 11/49:00 pmITO - SEA
1 stop8h 40mHawaiian Airlines
Deal found 8/18$283
This Alaska Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:55 pmSEA - ITO
1 stop8h 24mAlaska Airlines
Tue 11/119:00 pmITO - SEA
1 stop8h 40mAlaska Airlines
Deal found 8/19$288
This Alaska Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/58:00 amSEA - ITO
2 stops11h 31mAlaska Airlines
Wed 11/126:43 pmITO - SEA
1 stop8h 52mAlaska Airlines
Deal found 8/19$298
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:25 amSEA - ITO
2 stops13h 31mAlaska Airlines
Tue 11/49:00 pmITO - SEA
2 stops11h 23mAlaska Airlines
Deal found 8/18$308
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/164:45 pmSEA - ITO
1 stop8h 34mAlaska Airlines
Fri 10/247:49 pmITO - SEA
1 stop9h 24mAlaska Airlines
Deal found 8/18$313
This Alaska Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/73:55 pmSEA - ITO
1 stop8h 24mAlaska Airlines
Thu 11/136:43 pmITO - SEA
1 stop8h 52mAlaska Airlines
Deal found 8/19$318
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/14:45 pmSEA - ITO
1 stop16h 21mAlaska Airlines
Sun 12/76:00 amITO - SEA
2 stops10h 55mAlaska Airlines
Deal found 8/18$328
This Hawaiian Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/63:55 pmSEA - ITO
1 stop8h 24mHawaiian Airlines
Tue 11/117:43 pmITO - SEA
1 stop9h 57mHawaiian Airlines
Deal found 8/19$333
This Hawaiian Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/73:55 pmSEA - ITO
1 stop8h 24mHawaiian Airlines
Fri 11/146:00 amITO - SEA
1 stop8h 46mHawaiian Airlines
Deal found 8/19$338
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/154:55 pmSEA - ITO
1 stop8h 22mAlaska Airlines
Tue 9/235:26 pmITO - SEA
2 stops12h 28mAlaska Airlines
Deal found 8/18$343
This Hawaiian Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/174:55 pmSEA - ITO
1 stop8h 22mHawaiian Airlines
Fri 9/199:00 pmITO - SEA
1 stop7h 54mHawaiian Airlines
Deal found 8/18$348
This Alaska Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/73:55 pmSEA - ITO
1 stop8h 24mAlaska Airlines
Fri 11/146:00 amITO - SEA
2 stops10h 48mAlaska Airlines
Deal found 8/19$353

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Hilo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 20, 2025.
Use the filters below to find and compare flights from Seattle to Hilo that are best for you.

Fly from

Seattle

Fly to

Hilo

Route

Depart

Return

Price

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 10/29

10:02 am-5:40 pm

1 stop10h 38m

Hilo Intl

Tue 11/4

9:00 pm-7:40 am

1 stop8h 40m

$283

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 11/4

3:55 pm-10:19 pm

1 stop8h 24m

Hilo Intl

Thu 11/13

7:43 pm-7:40 am

1 stop9h 57m

$288

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Thu 10/23

4:45 pm-10:19 pm

1 stop8h 34m

Hilo Intl

Wed 10/29

6:26 pm-8:02 am

1 stop10h 36m

$288

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Mon 10/6

4:45 pm-10:19 pm

1 stop8h 34m

Hilo Intl

Thu 10/16

9:00 pm-8:13 am

1 stop8h 13m

$288

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 10/28

1:40 pm-6:51 pm

1 stop8h 11m

Hilo Intl

Mon 11/10

9:00 pm-7:40 am

1 stop8h 40m

$288

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 10/29

1:40 pm-6:51 pm

1 stop8h 11m

Hilo Intl

Tue 11/4

6:43 pm-5:35 am

1 stop8h 52m

$288

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 11/5

3:55 pm-10:19 pm

1 stop8h 24m

Hilo Intl

Tue 11/11

9:00 pm-7:40 am

1 stop8h 40m

$288

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 11/4

3:55 pm-10:19 pm

1 stop8h 24m

Hilo Intl

Wed 11/12

6:01 pm-5:35 am

1 stop9h 34m

$288

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Thu 9/18

4:55 pm-10:17 pm

1 stop8h 22m

Hilo Intl

Thu 9/25

9:00 pm-7:54 am

1 stop7h 54m

$288

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 11/4

3:55 pm-10:19 pm

1 stop8h 24m

Hilo Intl

Tue 11/11

7:43 pm-7:40 am

1 stop9h 57m

$288

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 17 results
1
2

Best time to book a flight from Seattle to Hilo

Have a flexible travel schedule? Discover the best time to fly to Hilo from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Hilo

How far ahead should I book a flight from Seattle to Hilo?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Hilo. Price data was last updated on August 8, 2025.

The best time to book flights from Seattle to Hilo is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seattle to Hilo?

Currently, March is the cheapest month in which you can book a flight from Seattle to Hilo (average of $330). Flying from Seattle to Hilo in December is currently the most expensive (average of $726). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to ITO?

Find hourly flight availability from Seattle to Hilo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 20, 2025.

One of the essential ways to save on airfare from Seattle to Hilo is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 53% on airfare.

Reviews of airlines servicing Hilo

Get insights into the airlines that provide service to Hilo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hilo. Reviews last updated August 20, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Hawaiian Airlines from Seattle to Hilo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,668 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Hilo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Hilo?

    For as low as $288, Hawaiian Airlines can have you in Hilo from Seattle in 8h 24m. The distance between Seattle and Hilo is about 2649 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Seattle to Hilo round-trip?

    Flying on Alaska Airlines is currently your cheapest option to Hilo, with prices starting at $313. Additional round-trip tickets that might be worth considering are offered by Hawaiian Airlines and Southwest, with the lowest prices starting at $430 and $451, respectively. Alaska Airlines is priced at 49% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Seattle to Hilo that include hotel bookings?

    Yes. In addition to deals on Seattle to Hilo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Hilo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Hilo.

  • Can I find deals for business class flights from Seattle to Hilo?

    Yes. Cheapflights offers flight deals from Seattle to Hilo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Hilo?

    Currently, March is the cheapest month in which you can book a flight from Seattle to Hilo (average of $330). Flying from Seattle to Hilo in December is currently the most expensive (average of $726). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Seattle to Hilo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Seattle to Hilo

Discover the top 3 airlines that operate flights from Seattle to Hilo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$313Average$668FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$430Average$578FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$451Average$580FlexibilityNo cancel feeOn-time63%

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