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Hilo

$158+ Cheap flights from Washington to Hilo (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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ITO
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Find flight deals from Washington to Hilo

Cheapest flights from Washington to Hilo
Explore the most affordable flight options available from Washington to Hilo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Alaska Airlines deal was found by Cheapflights users on 11/5. 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.
Tue 12/25:50 pmSEA - ITO
1 stop15h 16mAlaska Airlines
Thu 12/1110:56 amITO - SEA
1 stop10h 50mAlaska Airlines
Deal found 11/5$276
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 12/15:55 pmSEA - ITO
1 stop15h 11mAlaska Airlines
Mon 12/810:56 amITO - SEA
1 stop10h 50mAlaska Airlines
Deal found 11/5$357
This Hawaiian Airlines deal was found by Cheapflights users on 11/5. 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.
Sun 12/77:00 amSEA - ITO
1 stop9h 32mAlaska Airlines
Thu 12/117:44 pmITO - SEA
1 stop7h 31mAlaska Airlines
Deal found 11/5$367
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 12/35:50 pmSEA - ITO
1 stop15h 16mAlaska Airlines
Wed 12/109:31 amITO - SEA
1 stop10h 38mAlaska Airlines
Deal found 11/5$398
This Hawaiian Airlines deal was found by Cheapflights users on 11/6. 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 12/42:40 pmSEA - ITO
1 stop8h 36mAlaska Airlines
Thu 12/113:50 pmITO - SEA
1 stop11h 25mAlaska Airlines
Deal found 11/6$402
This Hawaiian Airlines deal was found by Cheapflights users on 11/6. 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 12/57:00 amSEA - ITO
1 stop8h 01mAlaska Airlines
Sat 12/133:50 pmITO - SEA
1 stop11h 25mAlaska Airlines
Deal found 11/6$413
This Hawaiian Airlines deal was found by Cheapflights users on 11/6. 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.
Sat 12/62:40 pmSEA - ITO
1 stop9h 56mAlaska Airlines
Sat 12/133:50 pmITO - SEA
1 stop11h 25mAlaska Airlines
Deal found 11/6$433
This Hawaiian Airlines deal was found by Cheapflights users on 11/6. 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 27mAlaska Airlines
Tue 11/117:43 pmITO - SEA
1 stop9h 57mAlaska Airlines
Deal found 11/6$448
This Alaska Airlines deal was found by Cheapflights users on 11/6. 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 11/63:55 pmSEA - ITO
1 stop8h 27mAlaska Airlines
Thu 11/137:43 pmITO - SEA
2 stops10h 56mAlaska Airlines
Deal found 11/6$458
This Alaska Airlines deal was found by Cheapflights users on 11/4. 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 12/15:20 amPDX - ITO
2 stops14h 07mAlaska Airlines
Mon 12/81:47 pmITO - PDX
1 stop13h 38mAlaska Airlines
Deal found 11/4$493
This Hawaiian Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 12/307:00 amPDX - ITO
1 stop10h 14mAlaska Airlines
Fri 1/98:59 amITO - PDX
1 stop9h 51mAlaska Airlines
Deal found 11/4$513
This Expedia deal was found by Cheapflights users on 11/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:00 amPDX - ITO
2 stops10h 29mAlaska Airlines
Sun 11/169:00 pmITO - PDX
2 stops13h 38mAlaska Airlines
Deal found 11/4$518

Cheap flight deals from Washington to Hilo

Keep the following information in mind while searching for Washington to Hilo flight deals. Data was last updated November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$272
(Alaska Airlines)

One-way from

$158
(Hawaiian Airlines)

Popular in

June

Cheapest in

September

Average price

$492
Provider with most accurate pricing for Seattle/Tacoma Intl-Hilo Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Hilo Intl flights.
Search Deals
From Washington to Hilo Intl
Search Deals
One-way flight from Washington to Hilo Intl
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($146 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 November 6, 2025.
Use the filters below to find and compare flights from Washington to Hilo that are best for you.

Fly from

Washington

Fly to

Hilo

Route

Depart

Return

Price

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 12/2

5:50 pm-7:06 am

1 stop15h 16m

Hilo Intl

Thu 12/11

10:56 am-11:46 pm

1 stop10h 50m

$276

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Thu 1/8

5:45 pm-7:04 am

1 stop15h 19m

Hilo Intl

Tue 1/13

6:44 pm-8:14 am

2 stops11h 30m

$286

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Sat 1/17

3:45 pm-10:34 pm

1 stop8h 49m

Hilo Intl

Mon 1/26

6:44 pm-5:19 am

1 stop8h 35m

$327

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Mon 1/19

9:55 am-7:04 pm

1 stop11h 09m

Hilo Intl

Sun 1/25

6:00 am-3:43 pm

1 stop7h 43m

$347

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 1/29

10:30 am-5:29 pm

1 stop8h 59m

Hilo Intl

Fri 2/6

8:24 am-11:32 pm

2 stops13h 08m

$353

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Thu 12/4

7:00 am-4:05 pm

1 stop11h 05m

Hilo Intl

Thu 12/11

10:56 am-11:46 pm

1 stop10h 50m

$357

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Mon 12/1

5:55 pm-7:06 am

1 stop15h 11m

Hilo Intl

Mon 12/8

10:56 am-11:46 pm

1 stop10h 50m

$357

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 1/13

10:30 am-7:04 pm

1 stop10h 34m

Hilo Intl

Tue 1/20

7:44 pm-9:29 am

2 stops11h 45m

$359

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Sun 12/7

7:00 am-2:32 pm

1 stop9h 32m

Hilo Intl

Thu 12/11

7:44 pm-5:15 am

1 stop7h 31m

$367

PortlandHilo

PDX - ITO

PDXITO

Portland

Fri 1/23

5:40 pm-7:04 am

1 stop15h 24m

Hilo Intl

Thu 1/29

7:44 pm-9:29 am

2 stops11h 45m

$387

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 41 results
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Best time to book a flight from Washington to Hilo

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

What is the cheapest month to book a flight from State of Washington to Hilo?

Currently, March is the cheapest month in which you can book a flight from State of Washington to Hilo (average of $222). Flying from State of Washington to Hilo in April is currently the most expensive (average of $334). 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 WA to ITO?

Find hourly flight availability from Washington 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 November 6, 2025.

When flying from State of Washington to Hilo, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 22% versus a flight in the morning.

Related info for your journey

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

  • What airport do you fly into for flights to Hilo from Washington?

    Located just 3.0 mi from the city center, Hilo Intl (ITO) is the airport most travelers will use when flying to Hilo from Washington.

  • How long is the flight from State of Washington to Hilo?

    There are many flights that can get you from State of Washington to Hilo in 15h 16m. Fly via Alaska Airlines to get the fastest option. There are 2649 mi between State of Washington and Hilo.

  • What are the most popular routes from State of Washington to Hilo?

    When deciding which route to take from State of Washington to Hilo consider Seattle/Tacoma Intl - Hilo Intl, Portland - Hilo Intl or Spokane - Hilo Intl as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Hilo?

    Currently, March is the cheapest month in which you can book a flight from State of Washington to Hilo (average of $222). Flying from State of Washington to Hilo in April is currently the most expensive (average of $334). 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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Top 3 airlines flying from Washington to Hilo

Discover the top 3 airlines that operate flights from Washington 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$288Average$679FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$382Average$615FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$449Average$628FlexibilityNo cancel feeOn-time63%

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