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$339+ Cheap flights from Hilo to Seattle (ITO - SEA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
ITO — SEA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Hilo to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Hilo (ITO) to Seattle (SEA). 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 September 11, 2025.

Round-trip from

$339
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$453
From Hilo Intl to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($123 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 September 2025
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Find flight deals from Hilo to Seattle

Cheapest flights from Hilo to Seattle
Explore the most affordable flight options available from Hilo to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/207:43 pmITO - SEA
1 stop7h 52mHawaiian Airlines
Wed 12/39:55 amSEA - ITO
1 stop9h 44mHawaiian Airlines
Deal found 9/10$339
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 11/206:01 pmITO - SEA
1 stop9h 34mAlaska Airlines
Thu 12/48:25 amSEA - ITO
2 stops12h 40mAlaska Airlines
Deal found 9/10$358
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/207:43 pmITO - SEA
1 stop7h 52mHawaiian Airlines
Sat 12/611:20 amSEA - ITO
1 stop8h 08mHawaiian Airlines
Deal found 9/10$370
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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 10/299:00 pmITO - SEA
1 stop8h 02mAlaska Airlines
Wed 11/56:30 pmSEA - ITO
1 stop14h 31mAlaska Airlines
Deal found 9/9$373
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 11/209:00 pmITO - SEA
1 stop8h 40mAlaska Airlines
Fri 12/511:55 amSEA - ITO
1 stop7h 44mAlaska Airlines
Deal found 9/10$378
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 11/207:43 pmITO - SEA
1 stop7h 52mAlaska Airlines
Sat 12/68:25 amSEA - ITO
2 stops12h 40mAlaska Airlines
Deal found 9/10$388
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 11/206:01 pmITO - SEA
1 stop9h 34mAlaska Airlines
Wed 12/38:25 amSEA - ITO
2 stops11h 03mAlaska Airlines
Deal found 9/10$403
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 11/248:45 amITO - SEA
1 stop9h 13mAlaska Airlines
Wed 12/39:55 amSEA - ITO
1 stop9h 44mAlaska Airlines
Deal found 9/10$433
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 11/248:45 amITO - SEA
1 stop9h 13mAlaska Airlines
Thu 12/48:25 amSEA - ITO
2 stops12h 40mAlaska Airlines
Deal found 9/10$443
This Trip.com deal was found by Cheapflights users on 9/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/228:45 amITO - SEA
1 stop18h 15mAlaska Airlines
Sat 12/62:40 pmSEA - ITO
1 stop9h 56mAlaska Airlines
Deal found 9/10$455

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hilo to Seattle 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 September 11, 2025.
Use the filters below to find and compare flights from Hilo to Seattle that are best for you.

Fly from

Hilo

Fly to

Seattle

Route

Depart

Return

Price

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Thu 11/20

9:00 pm-7:40 am

1 stop8h 40m

Seattle/Tacoma Intl

Fri 12/5

11:55 am-5:39 pm

1 stop7h 44m

$378

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Thu 11/20

7:43 pm-5:35 am

1 stop7h 52m

Seattle/Tacoma Intl

Sat 12/6

8:25 am-7:05 pm

2 stops12h 40m

$388

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Sun 3/1

7:45 pm-7:39 am

1 stop9h 54m

Seattle/Tacoma Intl

Tue 3/3

9:45 am-5:00 pm

1 stop9h 15m

$398

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Thu 11/20

6:01 pm-5:35 am

1 stop9h 34m

Seattle/Tacoma Intl

Wed 12/3

8:25 am-5:28 pm

2 stops11h 03m

$403

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Mon 11/24

8:45 am-7:58 pm

1 stop9h 13m

Seattle/Tacoma Intl

Thu 12/4

7:15 am-4:05 pm

1 stop10h 50m

$433

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Tue 11/25

8:45 am-7:58 pm

1 stop9h 13m

Seattle/Tacoma Intl

Thu 12/4

7:15 am-4:05 pm

1 stop10h 50m

$433

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Mon 11/24

8:45 am-7:58 pm

1 stop9h 13m

Seattle/Tacoma Intl

Wed 12/3

9:55 am-5:39 pm

1 stop9h 44m

$433

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Sun 3/1

10:45 am-8:15 pm

1 stop7h 30m

Seattle/Tacoma Intl

Tue 3/3

9:00 am-5:00 pm

2 stops10h 00m

$453

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Mon 11/24

8:45 am-7:58 pm

1 stop9h 13m

Seattle/Tacoma Intl

Fri 12/5

2:40 pm-10:36 pm

1 stop9h 56m

$463

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

Tue 11/25

8:45 am-7:58 pm

1 stop9h 13m

Seattle/Tacoma Intl

Sat 12/6

11:20 am-7:05 pm

1 stop9h 45m

$463

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 12 results
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Best time to book a flight from Hilo to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Hilo 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 Hilo to Seattle

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

Currently, January is the cheapest month in which you can book a flight from Hilo to Seattle (average of $238). Flying from Hilo to Seattle in June is currently the most expensive (average of $388). 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 ITO to SEA?

Find hourly flight availability from Hilo to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

It’s typically best to fly out from Hilo to Seattle in the morning. Doing so could potentially save you 20% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Hawaiian Airlines from Hilo to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Overall

8.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Overall

8.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Southwest
8.0
Very good
4,248 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Overall

8.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Hawaiian Airlines
7.8
Good
2,723 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Overall

8.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

Related info for your journey

Find useful and relevant information for your journey from Hilo to Seattle. 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 Hilo to Seattle?

    For as low as $378, Alaska Airlines can have you in Seattle from Hilo in 8h 40m. Hilo and Seattle are separated by a distance of 2649 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Our cheapest airline available from Hilo to Seattle is Alaska Airlines. Our recent data shows that you can find tickets from as low as $357 on this airline. Additional options worth looking into are Southwest and Hawaiian Airlines, starting at $401 and $471 round-trip. Alaska Airlines is 44% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hilo to Seattle 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 Hilo to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Hilo to Seattle (average of $238). Flying from Hilo to Seattle in June is currently the most expensive (average of $388). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Lacey
Renton
Olympia
Kent
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Cle Elum
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Aberdeen
Shoreline

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Hilo to Seattle

Discover the top 3 airlines that operate flights from Hilo to Seattle. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$357Average$692FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$401Average$489FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$471Average$807FlexibilityNo cancel feeOn-time85%

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