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Reagan-National

$454+ Cheap flights from Hilo (ITO) to Reagan-National (DCA)

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 12/20. Fares are subject to change and may not be available on all flights or dates of travel.
ITO — DCA
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Hilo to Reagan-National

Cheapest flights from Hilo to Reagan-National
Explore the most affordable flight options available from Hilo to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/11. 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.
Wed 12/317:44 pmITO - DCA
2 stops15h 21mMultiple Airlines
Wed 1/75:01 pmDCA - ITO
2 stops26h 31mMultiple Airlines
Deal found 12/11$953
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/207:44 pmITO - DCA
2 stops33h 15mUnited Airlines
Fri 12/265:59 pmDCA - ITO
2 stops30h 15mUnited Airlines
Deal found 12/11$1,635

Find flight deals from Hilo to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Hilo (ITO) to Reagan-National (DCA). 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 December 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$501
(Alaska Airlines)

One-way from

$454
(Kiwi.com)
Provider with most accurate pricing for Hilo Intl-Washington, D.C. Reagan-National flight deals.
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Provider most trusted by Cheapflights users for Hilo Intl-Washington, D.C. Reagan-National flights.
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From Hilo Intl to Washington, D.C. Reagan-National
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One-way flight from Hilo Intl to Washington, D.C. Reagan-National
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Hilo to Reagan-National 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 December 12, 2025.
Use the filters below to find and compare flights from Hilo to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Hilo

Fly to

Reagan-National

Route

Depart

Return

Price

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Thu 2/26

7:41 pm-9:59 pm

2 stops21h 18m

Washington, D.C. Reagan-National

Mon 3/2

5:00 pm-4:00 pm

2 stops28h 00m

$501

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Thu 2/26

7:41 pm-5:59 pm

2 stops17h 18m

Washington, D.C. Reagan-National

Mon 3/2

8:59 am-9:24 pm

2 stops17h 25m

$540

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Thu 2/26

8:30 pm-11:36 am

3 stops34h 06m

Washington, D.C. Reagan-National

Mon 3/2

7:00 am-5:29 pm

2 stops15h 29m

$845

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Wed 12/31

7:44 pm-4:05 pm

2 stops15h 21m

Washington, D.C. Reagan-National

Wed 1/7

5:01 pm-2:32 pm

2 stops26h 31m

$953

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Sat 12/20

7:44 pm-9:59 pm

3 stops21h 15m

$454

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Wed 12/31

4:40 pm-2:59 pm

2 stops17h 19m

$592

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Sat 12/20

7:44 pm-10:57 am

2 stops34h 13m

$623

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Wed 12/31

1:44 pm-9:59 pm

3 stops27h 15m

$698

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

  • Most accurate provider: When it comes to deals on Hilo-Washington, D.C. Reagan-National Airport 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. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hilo-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hilo-Washington, D.C. Reagan-National Airport 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. Reagan-National Airport 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 Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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. Reagan-National Airport

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

Find hourly flight availability from Hilo to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

One of the essential ways to save on airfare from Hilo to Washington, D.C. Reagan-National Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 28% on airfare.

Related info for your journey

Find useful and relevant information for your journey from Hilo to Reagan-National. 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. Reagan-National?

    Located just 3.0 mi from the city center, Hilo Intl is the airport most travelers will use when flying to Washington, D.C. Reagan-National from Hilo. Booking flights from Hilo Intl (ITO) to Washington, D.C. Reagan-National should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Reagan-National from 0 different airlines.

  • How long is the flight from Hilo to Washington, D.C. Reagan-National Airport?

    Alaska Airlines and United Airlines can get you from Hilo to Washington, D.C. Reagan-National Airport in just under 17h 18m. Your travel time can differ by up to 16h 48m. There are 4740 mi between Hilo and Washington, D.C. Reagan-National Airport. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Hilo to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Hilo to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hilo to Reagan-National?

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

  • Can I find deals for business class flights from Hilo to Reagan-National?

    Yes. Cheapflights offers flight deals from Hilo to Reagan-National 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. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Fairfax
Linthicum Heights
Manassas
Rockville
Laurel
Towson
National Harbor
Bowie
Largo
McLean
Clinton

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