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Hilo

$287+ 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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ITO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$368
(Hawaiian Airlines)

One-way from

$287
(Alaska Airlines)

Popular in

June

Cheapest in

August

Average price

$888
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. 13% potential increase in price ($95 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 10/72:00 pmSEA - ITO
1 stop8h 19mAlaska Airlines
Wed 10/86:00 amITO - SEA
1 stop10h 30mAlaska Airlines
Deal found 6/11$363
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/68:05 amSEA - ITO
1 stop9h 59mHawaiian Airlines
Wed 11/127:45 pmITO - SEA
1 stop8h 15mHawaiian Airlines
Deal found 6/10$368
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 9/210:40 amPDX - ITO
1 stop8h 19mAlaska Airlines
Tue 9/97:00 pmITO - PDX
1 stop8h 00mAlaska Airlines
Deal found 6/10$388
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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 10/227:00 amGEG - ITO
2 stops15h 19mAlaska Airlines
Tue 10/285:25 pmITO - GEG
2 stops16h 42mAlaska Airlines
Deal found 6/12$438
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1210:40 amSEA - ITO
2 stops10h 30mSouthwest
Wed 9/176:00 amITO - SEA
2 stops10h 20mSouthwest
Deal found 6/10$491
This Southwest deal was found by Cheapflights users on 6/11. 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.
Sat 8/167:25 amPDX - ITO
2 stops13h 45mSouthwest
Tue 8/266:00 amITO - PDX
2 stops10h 50mSouthwest
Deal found 6/11$579
This Hawaiian Airlines deal was found by Cheapflights users on 6/9. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/77:30 amPDX - ITO
1 stop11h 25mHawaiian Airlines
Wed 8/136:10 pmITO - PDX
1 stop8h 45mHawaiian Airlines
Deal found 6/9$587
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:04 amSEA - ITO
2 stops13h 24mUnited Airlines
Tue 11/117:45 pmITO - SEA
2 stops13h 54mUnited Airlines
Deal found 6/10$708
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/117:30 amSEA - ITO
1 stop12h 27mDelta
Tue 9/167:00 pmITO - SEA
2 stops15h 00mDelta
Deal found 6/10$725
This Southwest deal was found by Cheapflights users on 6/11. 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 6/2610:10 amGEG - ITO
2 stops11h 00mSouthwest
Sun 6/296:00 amITO - GEG
2 stops13h 20mSouthwest
Deal found 6/11$764
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/317:15 amPDX - ITO
2 stops12h 39mDelta
Sun 8/1010:44 amITO - PDX
2 stops10h 44mDelta
Deal found 6/11$874
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/147:25 amGEG - ITO
2 stops37h 13mUnited Airlines
Sun 8/247:49 amITO - GEG
3 stops48h 38mUnited Airlines
Deal found 6/10$1,026

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 June 12, 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

Wed 8/20

3:55 pm-10:16 pm

1 stop9h 21m

Hilo Intl

Tue 8/26

8:36 am-9:15 pm

1 stop9h 39m

$368

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 8/20

12:00 pm-10:16 pm

2 stops13h 16m

Hilo Intl

Tue 8/26

8:36 am-9:15 pm

1 stop9h 39m

$378

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 9/2

10:40 am-3:59 pm

1 stop8h 19m

Hilo Intl

Tue 9/9

7:00 pm-6:00 am

1 stop8h 00m

$388

SpokaneHilo

GEG - ITO

GEGITO

Spokane

Wed 10/22

7:00 am-7:19 pm

2 stops15h 19m

Hilo Intl

Tue 10/28

5:25 pm-1:07 pm

2 stops16h 42m

$438

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Sat 8/16

6:55 am-6:10 pm

2 stops14h 15m

Hilo Intl

Tue 8/26

6:00 am-7:20 pm

2 stops10h 20m

$573

PortlandHilo

PDX - ITO

PDXITO

Portland

Sat 8/16

7:25 am-6:10 pm

2 stops13h 45m

Hilo Intl

Tue 8/26

6:00 am-7:50 pm

2 stops10h 50m

$579

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 8/7

7:30 am-3:55 pm

1 stop11h 25m

Hilo Intl

Wed 8/13

6:10 pm-5:55 am

1 stop8h 45m

$587

SpokaneHilo

GEG - ITO

GEGITO

Spokane

Thu 6/26

10:10 am-6:10 pm

2 stops11h 00m

Hilo Intl

Sun 6/29

6:00 am-10:20 pm

2 stops13h 20m

$764

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 7/31

7:15 am-4:54 pm

2 stops12h 39m

Hilo Intl

Sun 8/10

10:44 am-12:28 am

2 stops10h 44m

$874

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 7/8

5:14 pm-8:08 am

2 stops41h 54m

Hilo Intl

Thu 7/17

7:00 pm-8:56 pm

3 stops46h 56m

$939

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 24 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 $330). Flying from State of Washington to Hilo in July 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 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 June 12, 2025.

When flying from State of Washington to Hilo, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Hilo by month

Plan your trip to Hilo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Hilo ranges from 7.4 - 15.5 inches per month. November is typically the wettest month, when rainfall can reach 15.5 in. June is typically the driest time to visit Hilo when rainfall is around 7.4 in.

Temperature in Hilo by month

Plan your trip to Hilo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Hilo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 71.6 F).

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 June 12, 2025.
To help decide which airline to fly from Washington to Hilo, see what other customers have to say about Alaska Airlines, Southwest and Delta. 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

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 ($287), Hawaiian Airlines ($317), and Southwest ($337).

  • 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 $330). Flying from State of Washington to Hilo in July 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 Washington to Hilo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Washington to Hilo

Discover the top 4 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$255Average$412FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$436Average$586FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$451Average$626FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$476Average$685FlexibilityNo cancel feeOn-time75%

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