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Washington, D.C.

$293+ Cheap flights from Hilo (ITO) to Washington, D.C. (WAS)

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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
ITO — WAS
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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Cheap flight deals from Hilo to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Hilo (ITO) to Washington, D.C. (WAS). 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 November 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$464
(Alaska Airlines)

One-way from

$293
(Alaska Airlines)
Provider with most accurate pricing for Hilo Intl-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Hilo Intl-Washington, D.C. (WAS) flights.
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From Hilo Intl to Washington, D.C. (WAS)
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One-way flight from Hilo Intl to Washington, D.C. (WAS)
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Find flight deals from Hilo to Washington, D.C.

Cheapest flights from Hilo to Washington, D.C.
Explore the most affordable flight options available from Hilo to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2025.

This Alaska Airlines deal was found by Cheapflights users on 11/3. 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.
Thu 12/48:30 pmITO - DCA
2 stops20h 29mAlaska Airlines
Mon 12/85:00 pmDCA - ITO
2 stops25h 01mAlaska Airlines
Deal found 11/3$464
This Alaska Airlines deal was found by Cheapflights users on 11/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:59 pmITO - IAD
2 stops17h 37mAlaska Airlines
Sun 12/146:30 pmIAD - ITO
2 stops26h 35mAlaska Airlines
Deal found 11/1$671
This Alaska Airlines deal was found by Cheapflights users on 11/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:44 pmITO - IAD
2 stops16h 52mAlaska Airlines
Mon 12/157:34 amIAD - ITO
2 stops18h 42mAlaska Airlines
Deal found 11/1$677
This Alaska Airlines deal was found by Cheapflights users on 11/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/108:30 pmITO - DCA
2 stops19h 32mAlaska Airlines
Mon 12/158:59 amDCA - ITO
2 stops16h 01mAlaska Airlines
Deal found 11/1$705
This Alaska Airlines deal was found by Cheapflights users on 11/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:44 pmITO - DCA
2 stops16h 24mAlaska Airlines
Sun 12/145:00 pmDCA - ITO
2 stops29h 28mAlaska Airlines
Deal found 11/1$740
This Trip.com deal was found by Cheapflights users on 11/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:30 pmITO - IAD
2 stops16h 00mMultiple Airlines
Mon 12/87:34 amIAD - ITO
2 stops18h 42mMultiple Airlines
Deal found 11/3$748
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:44 pmITO - BWI
2 stops29h 56mAlaska Airlines
Mon 12/157:00 amBWI - ITO
2 stops19h 16mAlaska Airlines
Deal found 11/2$776
This Alaska Airlines deal was found by Cheapflights users on 11/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/109:31 amITO - BWI
2 stops15h 09mAlaska Airlines
Mon 12/157:00 amBWI - ITO
2 stops19h 16mAlaska Airlines
Deal found 11/1$777
This Alaska Airlines deal was found by Cheapflights users on 11/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/109:31 amITO - BWI
2 stops15h 09mAlaska Airlines
Sun 12/147:00 amBWI - ITO
2 stops18h 30mAlaska Airlines
Deal found 11/1$884
This United Airlines deal was found by Cheapflights users on 11/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:44 pmITO - IAD
2 stops14h 06mUnited Airlines
Sun 12/146:45 amIAD - ITO
2 stops18h 45mUnited Airlines
Deal found 11/2$918
This Alaska Airlines deal was found by Cheapflights users on 11/4. 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 12/233:44 pmITO - IAD
2 stops20h 37mAlaska Airlines
Fri 1/95:26 pmIAD - ITO
2 stops29h 03mAlaska Airlines
Deal found 11/4$919
This Alaska Airlines deal was found by Cheapflights users on 11/4. 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 12/233:44 pmITO - BWI
2 stops33h 00mAlaska Airlines
Fri 1/97:14 pmBWI - ITO
2 stops32h 20mAlaska Airlines
Deal found 11/4$928

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hilo to Washington, D.C. 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 November 4, 2025.
Use the filters below to find and compare flights from Hilo to Washington, D.C. that are best for you.

Fly from

Hilo

Fly to

Washington, D.C.

Route

Depart

Return

Price

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Thu 12/4

8:30 pm-9:59 pm

2 stops20h 29m

Washington, D.C. Reagan-National

Mon 12/8

5:00 pm-1:01 pm

2 stops25h 01m

$464

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Thu 12/11

6:44 pm-4:36 pm

2 stops16h 52m

Washington, D.C. Dulles Intl

Sun 12/14

6:30 pm-5:28 pm

2 stops27h 58m

$671

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Thu 12/11

6:44 pm-4:36 pm

2 stops16h 52m

Washington, D.C. Dulles Intl

Mon 12/15

7:34 am-9:16 pm

2 stops18h 42m

$677

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 12/10

6:44 pm-4:36 pm

2 stops16h 52m

Washington, D.C. Dulles Intl

Mon 12/15

7:34 am-9:16 pm

2 stops18h 42m

$677

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Wed 12/10

8:30 pm-9:02 pm

2 stops19h 32m

Washington, D.C. Reagan-National

Mon 12/15

8:59 am-8:00 pm

2 stops16h 01m

$705

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Thu 4/30

5:30 pm-5:29 pm

2 stops17h 59m

Washington, D.C. Reagan-National

Mon 5/4

8:00 am-7:23 pm

2 stops17h 23m

$734

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Thu 12/11

5:59 pm-4:08 pm

2 stops17h 09m

Washington, D.C. Reagan-National

Sun 12/14

5:00 pm-5:28 pm

2 stops29h 28m

$740

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Wed 12/10

6:44 pm-4:08 pm

2 stops16h 24m

Washington, D.C. Reagan-National

Sun 12/14

5:00 pm-5:28 pm

2 stops29h 28m

$740

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Thu 12/4

8:30 pm-5:30 pm

2 stops16h 00m

Washington, D.C. Dulles Intl

Mon 12/8

7:34 am-9:16 pm

2 stops18h 42m

$748

HiloBaltimore

ITO - BWI

ITOBWI

Hilo Intl

Thu 12/11

6:44 pm-5:40 am

2 stops29h 56m

Baltimore/Washington

Mon 12/15

7:00 am-9:16 pm

2 stops19h 16m

$776

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 35 results
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  • Most accurate provider: When it comes to deals on Hilo-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hilo-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hilo-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hilo-Washington, D.C. 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 Hilo-Washington, D.C. 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 Hilo to Washington, D.C.

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

What is the cheapest time of day to fly from ITO to WAS?

Find hourly flight availability from Hilo to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 4, 2025.

It’s typically best to fly out from Hilo to Washington, D.C. in the evening. Doing so could potentially save you 25% on the flight price compared to flying at noon, which is usually more expensive.

Related info for your journey

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

    Hilo Intl (ITO), located 3.0 mi from the city center, is the airport you fly out of when you book flights from Hilo to Washington, D.C.. 0 airlines have flights from Hilo Intl to Washington, D.C. on a regular basis. Booking flights from Hilo Intl to Washington, D.C. should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. per day.

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

    A quick flight from Hilo to Washington, D.C. can take about 14h 06m. Alaska Airlines provides one of the quickest options available for as low as $918. The distance from Hilo to Washington, D.C. is about 4717 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Hilo to Washington, D.C. one-way?

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $293. However, be on the lookout for offers from Southwest and American Airlines, as they are both options that can get you from Hilo to Washington, D.C. for a low price.

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

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hilo to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
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