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$164+ 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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ITO
Feb 6 — Feb 131
Fri 2/6
Fri 2/13
1 adult, Economy
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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 January 7, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$259
(Southwest)

One-way from

$164
(Southwest)

Popular in

June

Cheapest in

September

Average price

$653
Provider with most accurate pricing for Seattle/Tacoma Intl-Hilo Intl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Hilo Intl flights.
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From Washington to Hilo Intl
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One-way flight from Washington to Hilo Intl
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Highest demand for flights based on searches. 21% potential increase in price ($170 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 7, 2026.

This Southwest deal was found by Cheapflights users on 1/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/26:25 amSEA - ITO
2 stops17h 15mSouthwest
Fri 3/69:00 amITO - SEA
2 stops14h 25mSouthwest
Deal found 1/7$259
This Southwest deal was found by Cheapflights users on 1/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/29:55 amPDX - ITO
2 stops10h 15mSouthwest
Mon 2/96:55 pmITO - PDX
2 stops13h 55mSouthwest
Deal found 1/5$267
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2410:30 amPDX - ITO
2 stops12h 54mMultiple Airlines
Tue 3/37:41 pmITO - PDX
1 stop7h 46mMultiple Airlines
Deal found 1/6$284
This Alaska Airlines deal was found by Cheapflights users on 1/5. 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 4/217:00 amPDX - ITO
1 stop7h 49mMultiple Airlines
Wed 5/68:23 amITO - PDX
2 stops10h 30mMultiple Airlines
Deal found 1/5$285
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/27:00 amPDX - ITO
1 stop7h 56mMultiple Airlines
Mon 2/96:44 pmITO - PDX
1 stop8h 47mMultiple Airlines
Deal found 1/5$294
This Alaska Airlines deal was found by Cheapflights users on 1/6. 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.
Mon 2/238:30 amPDX - ITO
2 stops12h 04mMultiple Airlines
Tue 3/38:30 pmITO - PDX
2 stops11h 12mMultiple Airlines
Deal found 1/6$295
This Alaska Airlines deal was found by Cheapflights users on 1/4. 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.
Tue 2/246:10 amSEA - ITO
2 stops13h 19mMultiple Airlines
Mon 3/26:44 pmITO - SEA
2 stops14h 19mMultiple Airlines
Deal found 1/4$297
This Southwest deal was found by Cheapflights users on 1/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/299:55 amPDX - ITO
2 stops10h 15mSouthwest
Sun 2/156:00 amITO - PDX
2 stops12h 45mSouthwest
Deal found 1/7$297
This Southwest deal was found by Cheapflights users on 1/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:25 amSEA - ITO
2 stops17h 15mSouthwest
Wed 2/256:00 amITO - SEA
2 stops12h 20mSouthwest
Deal found 1/7$298
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:00 amPDX - ITO
1 stop7h 49mMultiple Airlines
Tue 5/56:44 pmITO - PDX
2 stops11h 47mMultiple Airlines
Deal found 1/5$304
This Southwest deal was found by Cheapflights users on 1/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/235:30 amPDX - ITO
2 stops12h 00mSouthwest
Thu 5/78:00 amITO - PDX
2 stops11h 40mSouthwest
Deal found 1/5$311
This Alaska Airlines deal was found by Cheapflights users on 1/6. 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.
Mon 3/91:36 pmPDX - ITO
2 stops10h 48mMultiple Airlines
Wed 3/186:44 pmITO - PDX
2 stops10h 26mMultiple Airlines
Deal found 1/6$315

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 January 7, 2026.
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

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 2/23

7:10 am-6:10 pm

2 stops13h 00m

Hilo Intl

Mon 3/2

6:00 am-8:45 pm

2 stops12h 45m

$267

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 4/21

9:00 am-5:41 pm

2 stops11h 41m

Hilo Intl

Wed 5/6

8:23 am-9:53 pm

2 stops10h 30m

$295

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 4/20

1:35 pm-9:33 pm

2 stops10h 58m

Hilo Intl

Mon 5/4

4:45 pm-9:38 am

2 stops13h 53m

$295

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 2/2

10:30 am-7:04 pm

1 stop10h 34m

Hilo Intl

Mon 2/9

6:44 pm-5:31 am

1 stop8h 47m

$295

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 2/23

8:30 am-6:34 pm

2 stops12h 04m

Hilo Intl

Tue 3/3

8:30 pm-9:42 am

2 stops11h 12m

$295

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 1/29

9:55 am-6:10 pm

2 stops10h 15m

Hilo Intl

Sun 2/15

6:00 am-8:45 pm

2 stops12h 45m

$297

PortlandHilo

PDX - ITO

PDXITO

Portland

Sun 2/8

9:55 am-6:10 pm

2 stops10h 15m

Hilo Intl

Wed 2/11

6:00 am-7:55 pm

2 stops11h 55m

$297

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 2/24

6:10 am-5:29 pm

2 stops13h 19m

Hilo Intl

Mon 3/2

6:44 pm-11:03 am

2 stops14h 19m

$297

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 2/18

6:25 am-9:40 pm

2 stops17h 15m

Hilo Intl

Wed 2/25

6:00 am-8:20 pm

2 stops12h 20m

$298

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 2/23

8:30 am-6:34 pm

2 stops12h 04m

Hilo Intl

Wed 3/4

7:41 pm-8:49 am

2 stops11h 08m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 46 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, January is the cheapest month in which you can book a flight from State of Washington to Hilo (average of $217). Flying from State of Washington to Hilo in April is currently the most expensive (average of $323). 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.

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 13h. Fly via Southwest to get the fastest option. There are 2566 mi between State of Washington and Hilo.

  • What are the cheapest airlines to fly from State of Washington to Hilo one-way?

    The cheapest airlines for a one-way flight from State of Washington to Hilo are Alaska Airlines ($164), Hawaiian Airlines ($194), and Southwest ($239).

  • 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, January is the cheapest month in which you can book a flight from State of Washington to Hilo (average of $217). Flying from State of Washington to Hilo in April is currently the most expensive (average of $323). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington 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 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 January 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$288Average$600FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$370Average$726FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$449Average$584FlexibilityNo cancel feeOn-time63%

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