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Hilo

$316+ Cheap flights from Washington, D.C. (WAS) 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — ITO
Apr 25 — May 21
Sat 4/25
Sat 5/2
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Hilo

Cheapest flights from Washington, D.C. to Hilo
Explore the most affordable flight options available from Washington, D.C. to Hilo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2026.

This Alaska Airlines deal was found by Cheapflights users on 3/23. 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 9/98:00 am
DCA
-
ITO
2 stops19h 56m
Multiple Airlines
Thu 9/106:49 pm
ITO
-
DCA
2 stops15h 19m
Multiple Airlines
Deal found 3/23$640
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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.
Sun 8/309:00 am
IAD
-
ITO
2 stops18h 56m
Multiple Airlines
Wed 9/307:52 pm
ITO
-
IAD
2 stops17h 09m
Multiple Airlines
Deal found 3/24$659
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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 4/227:16 pm
BWI
-
ITO
2 stops32h 17m
Multiple Airlines
Wed 4/291:47 pm
ITO
-
BWI
2 stops33h 57m
Multiple Airlines
Deal found 3/25$694
This Alaska Airlines deal was found by Cheapflights users on 3/23. 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 5/57:04 am
BWI
-
ITO
2 stops16h 35m
Multiple Airlines
Wed 5/612:24 pm
ITO
-
BWI
2 stops35h 20m
Multiple Airlines
Deal found 3/23$703
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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 9/27:51 am
BWI
-
ITO
2 stops20h 05m
Multiple Airlines
Wed 9/167:29 am
ITO
-
BWI
2 stops16h 52m
Multiple Airlines
Deal found 3/24$715
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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 9/29:00 am
IAD
-
ITO
2 stops16h 23m
Multiple Airlines
Wed 9/166:49 pm
ITO
-
IAD
2 stops15h 37m
Multiple Airlines
Deal found 3/24$715
This Alaska Airlines deal was found by Cheapflights users on 3/22. 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 5/58:59 am
DCA
-
ITO
2 stops16h 14m
Multiple Airlines
Wed 5/61:47 pm
ITO
-
DCA
2 stops26h 12m
Multiple Airlines
Deal found 3/22$754
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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.
Sun 8/307:51 am
BWI
-
ITO
2 stops18h 29m
Multiple Airlines
Wed 9/307:29 am
ITO
-
BWI
2 stops16h 52m
Multiple Airlines
Deal found 3/24$759
This Orbitz deal was found by Cheapflights users on 3/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:30 am
IAD
-
ITO
2 stops15h 44m
Multiple Airlines
Fri 8/287:52 pm
ITO
-
IAD
2 stops17h 09m
Multiple Airlines
Deal found 3/25$787
This Alaska Airlines deal was found by Cheapflights users on 3/23. 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 5/59:00 am
IAD
-
ITO
2 stops18h 33m
Multiple Airlines
Wed 5/69:00 pm
ITO
-
IAD
2 stops15h 20m
Multiple Airlines
Deal found 3/23$810
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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 4/226:56 pm
IAD
-
ITO
2 stops30h 17m
Multiple Airlines
Wed 4/296:44 pm
ITO
-
IAD
2 stops17h 36m
Multiple Airlines
Deal found 3/25$824
This Alaska Airlines deal was found by Cheapflights users on 3/23. 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 5/77:04 am
BWI
-
ITO
2 stops16h 35m
Multiple Airlines
Sun 5/109:00 pm
ITO
-
BWI
2 stops15h 16m
Multiple Airlines
Deal found 3/23$840

Find flight deals from Washington, D.C. to Hilo

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Hilo (ITO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$640
(Alaska Airlines)

One-way from

$316
(Kiwi.com)

Popular in

June

Cheapest in

April
Provider with most accurate pricing for Washington, D.C. (WAS)-Hilo Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Hilo Intl flights.
Search Deals
From Washington, D.C. (WAS) to Hilo Intl
Search Deals
One-way flight from Washington, D.C. (WAS) to Hilo Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 26, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Hilo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Wed 9/9

8:00 am-9:56 pm

2 stops19h 56m

Hilo Intl

Thu 9/10

6:49 pm-4:08 pm

2 stops15h 19m

$640

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sun 8/30

9:00 am-8:20 pm

2 stops17h 20m

Hilo Intl

Wed 9/30

5:30 pm-4:26 pm

2 stops16h 56m

$659

BaltimoreHilo

BWI - ITO

BWIITO

Baltimore/Washington

Wed 4/22

7:16 pm-9:33 pm

2 stops32h 17m

Hilo Intl

Wed 4/29

1:47 pm-5:44 am

2 stops33h 57m

$694

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Wed 9/2

9:00 am-7:23 pm

2 stops16h 23m

Hilo Intl

Wed 9/16

6:49 pm-4:26 pm

2 stops15h 37m

$715

BaltimoreHilo

BWI - ITO

BWIITO

Baltimore/Washington

Sun 8/30

7:51 am-9:56 pm

2 stops20h 05m

Hilo Intl

Wed 9/30

8:38 am-6:21 am

2 stops15h 43m

$759

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Tue 5/5

9:00 am-9:33 pm

2 stops18h 33m

Hilo Intl

Wed 5/6

9:00 pm-6:20 pm

2 stops15h 20m

$810

BaltimoreHilo

BWI - ITO

BWIITO

Baltimore/Washington

Tue 5/5

7:04 am-9:33 pm

2 stops20h 29m

Hilo Intl

Wed 5/6

12:24 pm-5:44 am

2 stops35h 20m

$828

BaltimoreHilo

BWI - ITO

BWIITO

Baltimore/Washington

Thu 5/7

7:04 am-5:39 pm

2 stops16h 35m

Hilo Intl

Sun 5/10

9:00 pm-6:16 pm

2 stops15h 16m

$840

BaltimoreHilo

BWI - ITO

BWIITO

Baltimore/Washington

Fri 5/8

7:04 am-5:39 pm

2 stops16h 35m

Hilo Intl

Sun 5/10

9:00 pm-6:16 pm

2 stops15h 16m

$840

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Wed 4/15

6:22 pm-8:28 pm

2 stops32h 06m

Hilo Intl

Wed 4/22

7:44 pm-6:20 pm

2 stops16h 36m

$873

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 51 resultsSorted by cheapest first
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Compare providers for flights from Washington, D.C. to Hilo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Hilo in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Hilo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Hilo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Hilo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Hilo flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Hilo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Hilo

Have a flexible travel schedule? Discover the best time to fly to Hilo from Washington, D.C. 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, D.C. to Hilo

What is the cheapest month to book a flight from Washington, D.C. to Hilo?

Currently, May is the cheapest month in which you can book a flight from Washington, D.C. to Hilo (average of $91). Flying from Washington, D.C. to Hilo in December is currently the most expensive (average of $462). 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.

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 26, 2026.
Read through reviews of airlines operating flights from Washington, D.C. to Hilo, such as Alaska Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,116 reviews

Crew

8.5

Food

7.0

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Alaska Airlines
7.9
Good
12,116 reviews
Alaska Airlines
7.9
Good
12,116 reviews

Crew

8.5

Food

7.0

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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, D.C.?

    If you book a flight to Hilo from Washington, D.C., you will be flying to Hilo Intl, which is the city’s only airport. Hilo Intl (ITO) is located 3.0 mi from the center of Hilo. There are 0 flights from Washington, D.C. to Hilo Intl per day from 1 airline.

  • How long is the flight from Washington, D.C. to Hilo?

    For as low as $921, United Airlines can have you in Hilo from Washington, D.C. in 20h 03m. Washington, D.C. and Hilo are separated by a distance of 4740 mi.

  • What are the most popular routes from Washington, D.C. to Hilo?

    The most popular route from Washington, D.C. to Hilo is Washington, D.C. Dulles Intl - Hilo Intl. You may also consider Baltimore/Washington - Hilo Intl or Washington, D.C. Reagan-National - Hilo Intl.

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

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

  • How can I find direct flights from Washington, D.C. to Hilo?

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

  • Can I find deals for business class flights from Washington, D.C. to Hilo?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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 Washington, D.C. to Hilo?

    Currently, May is the cheapest month in which you can book a flight from Washington, D.C. to Hilo (average of $91). Flying from Washington, D.C. to Hilo in December is currently the most expensive (average of $462). 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, D.C. to Hilo

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Honolulu flights
Reagan-National to Honolulu flights
Dulles Intl to Kailua-Kona flights
Reagan-National to Lihue flights
Dulles Intl to Hilo flights

Top airline flying from Washington, D.C. to Hilo

Discover the top airline that operate flights from Washington, D.C. 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 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$587Average$843FlexibilityNo cancel feeOn-time75%

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