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Hilo

$208+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ITO
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$498
(Alaska Airlines)

One-way from

$208
(Hawaiian Airlines)

Popular in

April

Cheapest in

October

Average price

$580
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. 0% potential increase in price ($1 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 28, 2025.

This Alaska Airlines deal was found by Cheapflights users on 3/26. 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 4/2810:10 amSEA - ITO
1 stop10h 50mAlaska Airlines
Thu 5/811:35 amITO - SEA
1 stop9h 09mAlaska Airlines
Deal found 3/26$498
This Southwest deal was found by Cheapflights users on 3/27. 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 5/110:20 amPDX - ITO
2 stops10h 50mSouthwest
Wed 5/76:00 amITO - PDX
2 stops13h 15mSouthwest
Deal found 3/27$508
This Hawaiian Airlines deal was found by Cheapflights users on 3/26. 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.
Wed 5/78:15 amSEA - ITO
1 stop10h 31mHawaiian Airlines
Sun 5/117:55 pmITO - SEA
1 stop9h 30mHawaiian Airlines
Deal found 3/26$562
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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.
Fri 5/95:40 pmPDX - ITO
1 stop20h 25mAlaska Airlines
Tue 5/138:22 amITO - PDX
1 stop17h 38mAlaska Airlines
Deal found 3/27$562
This Southwest deal was found by Cheapflights users on 3/26. 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 5/110:10 amSEA - ITO
2 stops11h 00mSouthwest
Thu 5/88:05 amITO - SEA
2 stops13h 20mSouthwest
Deal found 3/26$614
This Hawaiian Airlines deal was found by Cheapflights users on 3/27. 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 4/268:05 amPDX - ITO
1 stop9h 31mHawaiian Airlines
Mon 5/56:30 pmITO - PDX
1 stop8h 50mHawaiian Airlines
Deal found 3/27$653
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Tue 4/112:45 pmSEA - ITO
2 stops21h 15mUnited Airlines
Fri 4/48:25 amITO - SEA
2 stops13h 43mUnited Airlines
Deal found 3/27$688
This Delta deal was found by Cheapflights users on 3/26. 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.
Wed 4/307:40 amSEA - ITO
1 stop9h 56mDelta
Sun 5/117:55 pmITO - SEA
1 stop8h 35mDelta
Deal found 3/26$725
This Delta deal was found by Cheapflights users on 3/27. 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.
Sat 4/265:10 amPDX - ITO
2 stops13h 11mDelta
Mon 5/57:55 pmITO - PDX
2 stops14h 20mDelta
Deal found 3/27$754
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Sun 4/206:42 amSEA - ITO
2 stops15h 28mMultiple Airlines
Sat 4/265:30 pmITO - SEA
2 stops14h 24mMultiple Airlines
Deal found 3/27$1,300
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Fri 5/96:00 amPDX - ITO
3 stops15h 00mMultiple Airlines
Tue 5/1310:25 amITO - PDX
2 stops11h 06mMultiple Airlines
Deal found 3/27$1,308
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 4/212:59 amSEA - ITO
2 stops16h 37mAmerican Airlines
Tue 4/86:30 pmITO - SEA
2 stops16h 33mAmerican Airlines
Deal found 3/27$1,871

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 March 28, 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

Mon 4/28

10:10 am-6:00 pm

1 stop10h 50m

Hilo Intl

Thu 5/8

11:35 am-11:44 pm

1 stop9h 09m

$498

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 5/1

10:20 am-6:10 pm

2 stops10h 50m

Hilo Intl

Wed 5/7

6:00 am-10:15 pm

2 stops13h 15m

$508

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 5/7

8:15 am-3:46 pm

1 stop10h 31m

Hilo Intl

Sun 5/11

7:55 pm-8:25 am

1 stop9h 30m

$562

PortlandHilo

PDX - ITO

PDXITO

Portland

Fri 5/9

5:40 pm-11:05 am

1 stop20h 25m

Hilo Intl

Tue 5/13

8:22 am-5:00 am

1 stop17h 38m

$562

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Thu 5/1

10:10 am-6:10 pm

2 stops11h 00m

Hilo Intl

Thu 5/8

8:05 am-12:25 am

2 stops13h 20m

$614

PortlandHilo

PDX - ITO

PDXITO

Portland

Sat 4/26

8:05 am-2:36 pm

1 stop9h 31m

Hilo Intl

Mon 5/5

6:30 pm-6:20 am

1 stop8h 50m

$653

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 4/1

12:45 pm-7:00 am

2 stops21h 15m

Hilo Intl

Fri 4/4

8:25 am-1:08 am

2 stops13h 43m

$688

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 4/30

7:40 am-2:36 pm

1 stop9h 56m

Hilo Intl

Sun 5/11

7:55 pm-7:30 am

1 stop8h 35m

$725

PortlandHilo

PDX - ITO

PDXITO

Portland

Sat 4/26

5:10 am-3:21 pm

2 stops13h 11m

Hilo Intl

Mon 5/5

7:55 pm-1:15 pm

2 stops14h 20m

$754

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Sun 4/20

6:42 am-7:10 pm

2 stops15h 28m

Hilo Intl

Sat 4/26

5:30 pm-10:54 am

2 stops14h 24m

$1,300

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

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 July is currently the most expensive (average of $768). 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 March 28, 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 March 28, 2025.
To help decide which airline to fly from Washington to Hilo, see what other customers have to say about Southwest, Alaska Airlines and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,798 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,897 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Hawaiian Airlines
7.9
Good
2,336 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 Hawaiian Airlines ($208), Southwest ($244), and Alaska Airlines ($249).

  • 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 $768). 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$255Average$682FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$436Average$588FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$449Average$624FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$476Average$672FlexibilityNo cancel feeOn-time75%
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