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$257+ 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ITO
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
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 julio 3, 2025.

Round-trip from

$288
(Alaska Airlines)

One-way from

$257
(Alaska Airlines)

Popular in

December

Cheapest in

August

Average price

$680
From Washington to Hilo Intl
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One-way flight from Washington to Hilo Intl
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 3, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/3. 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.
lun. 8/2510:13 amSEA - ITO
1 stop10h 26mAlaska Airlines
mar. 9/29:00 pmITO - SEA
1 stop7h 54mAlaska Airlines
Deal found 7/3$288
This Alaska Airlines deal was found by Cheapflights users on 7/3. 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.
mar. 9/21:24 pmPDX - ITO
2 stops11h 53mAlaska Airlines
mar. 9/96:10 pmITO - PDX
1 stop8h 50mAlaska Airlines
Deal found 7/3$298
This Hawaiian Airlines deal was found by Cheapflights users on 7/3. 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.
mar. 9/210:40 amPDX - ITO
1 stop9h 16mHawaiian Airlines
lun. 9/85:26 pmITO - PDX
1 stop9h 34mHawaiian Airlines
Deal found 7/3$378
This Southwest deal was found by Cheapflights users on 7/3. 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.
lun. 8/255:15 amSEA - ITO
2 stops12h 25mSouthwest
mar. 9/96:55 pmITO - SEA
2 stops13h 50mSouthwest
Deal found 7/3$388
This Hawaiian Airlines deal was found by Cheapflights users on 7/1. 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.
jue. 8/1410:27 amSEA - ITO
1 stop10h 11mHawaiian Airlines
mar. 8/199:00 pmITO - SEA
1 stop8h 40mHawaiian Airlines
Deal found 7/1$469
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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.
mar. 8/269:25 amGEG - ITO
2 stops11h 14mAlaska Airlines
jue. 8/287:00 pmITO - GEG
2 stops10h 08mAlaska Airlines
Deal found 6/30$501
This Southwest deal was found by Cheapflights users on 7/1. 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.
sáb. 8/95:35 amPDX - ITO
2 stops15h 35mSouthwest
sáb. 8/167:55 amITO - PDX
2 stops11h 15mSouthwest
Deal found 7/1$654
This Southwest deal was found by Cheapflights users on 7/2. 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.
dom. 7/66:35 amGEG - ITO
2 stops12h 25mSouthwest
mar. 7/87:55 amITO - GEG
2 stops13h 10mSouthwest
Deal found 7/2$874
This United Airlines deal was found by Cheapflights users on 6/30. 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.
sáb. 10/251:38 pmGEG - ITO
2 stops32h 10mUnited Airlines
sáb. 11/17:26 pmITO - GEG
3 stops26h 03mUnited Airlines
Deal found 6/30$991
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/66:57 amGEG - ITO
3 stops16h 32mAmerican Airlines
mar. 7/87:00 pmITO - GEG
2 stops15h 35mAmerican Airlines
Deal found 7/2$2,076
This Delta deal was found by Cheapflights users on 7/3. 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.
lun. 7/219:05 amGEG - ITO
2 stops15h 40mDelta
vie. 7/259:34 amITO - GEG
2 stops11h 30mDelta
Deal found 7/3$3,334

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 julio 3, 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

lun. 8/25

10:13 am-5:39 pm

1 stop10h 26m

Hilo Intl

mar. 9/2

9:00 pm-7:54 am

1 stop7h 54m

$288

PortlandHilo

PDX - ITO

PDXITO

Portland

mar. 9/2

1:24 pm-10:17 pm

2 stops11h 53m

Hilo Intl

mar. 9/9

6:10 pm-6:00 am

1 stop8h 50m

$298

PortlandHilo

PDX - ITO

PDXITO

Portland

mar. 9/2

10:40 am-4:56 pm

1 stop9h 16m

Hilo Intl

lun. 9/8

5:26 pm-6:00 am

1 stop9h 34m

$378

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

lun. 8/25

5:15 am-2:40 pm

2 stops12h 25m

Hilo Intl

mar. 9/9

6:55 pm-11:45 am

2 stops13h 50m

$388

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

jue. 8/14

10:27 am-5:38 pm

1 stop10h 11m

Hilo Intl

mar. 8/19

9:00 pm-8:40 am

1 stop8h 40m

$469

SpokaneHilo

GEG - ITO

GEGITO

Spokane

mar. 8/26

9:25 am-5:39 pm

2 stops11h 14m

Hilo Intl

jue. 8/28

7:00 pm-8:08 am

2 stops10h 08m

$501

PortlandHilo

PDX - ITO

PDXITO

Portland

sáb. 8/9

5:35 am-6:10 pm

2 stops15h 35m

Hilo Intl

sáb. 8/16

7:55 am-10:10 pm

2 stops11h 15m

$654

SpokaneHilo

GEG - ITO

GEGITO

Spokane

dom. 7/6

6:35 am-4:00 pm

2 stops12h 25m

Hilo Intl

mar. 7/8

7:55 am-12:05 am

2 stops13h 10m

$874

SpokaneHilo

GEG - ITO

GEGITO

Spokane

jue. 7/17

5:30 am-6:29 pm

3 stops15h 59m

Hilo Intl

lun. 7/21

7:00 pm-12:35 pm

3 stops14h 35m

$1,336

SpokaneHilo

GEG - ITO

GEGITO

Spokane

dom. 7/6

6:57 am-8:29 pm

3 stops16h 32m

Hilo Intl

mar. 7/8

7:00 pm-1:35 pm

2 stops15h 35m

$2,076

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 21 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 December is currently the most expensive (average of $721). 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 julio 3, 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.

How much does it cost to fly round-trip from State of Washington to Hilo?

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 julio 3, 2025.
Read through reviews of airlines operating flights from Washington to Hilo, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

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

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

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
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

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
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

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
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

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 ($257), Southwest ($331), and Hawaiian Airlines ($419).

  • 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 December is currently the most expensive (average of $721). 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

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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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$255Average$391FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$450Average$577FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$451Average$626FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$476Average$683FlexibilityNo cancel feeOn-time75%

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