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$367+ Cheap flights from Reagan-National (DCA) 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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — ITO
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Cheap flight deals from Reagan-National to Hilo

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) 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 October 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$710
(Alaska Airlines)

One-way from

$367
(Alaska Airlines)

Popular in

March

Cheapest in

November

Average price

$935
Provider with most accurate pricing for Washington, D.C. Reagan-National-Hilo Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Hilo Intl flights.
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From Washington, D.C. Reagan-National to Hilo Intl
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One-way flight from Washington, D.C. Reagan-National to Hilo Intl
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Highest demand for flights based on searches. 11% potential increase in price ($115 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Reagan-National to Hilo

Cheapest flights from Reagan-National to Hilo
Explore the most affordable flight options available from Reagan-National to Hilo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/13. 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 12/88:00 amDCA - ITO
2 stops18h 06mAlaska Airlines
Fri 12/129:00 pmITO - DCA
2 stops19h 59mAlaska Airlines
Deal found 10/13$710
This Alaska Airlines deal was found by Cheapflights users on 10/12. 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 10/308:59 amDCA - ITO
2 stops15h 52mAlaska Airlines
Mon 11/39:00 pmITO - DCA
2 stops19h 59mAlaska Airlines
Deal found 10/12$722
This Alaska Airlines deal was found by Cheapflights users on 10/13. 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 11/199:59 amDCA - ITO
2 stops17h 23mAlaska Airlines
Sat 12/67:44 pmITO - DCA
2 stops21h 15mAlaska Airlines
Deal found 10/13$828
This Alaska Airlines deal was found by Cheapflights users on 10/13. 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 10/288:00 amDCA - ITO
2 stops14h 56mAlaska Airlines
Sat 11/19:00 pmITO - DCA
2 stops15h 58mAlaska Airlines
Deal found 10/13$857
This KAYAK deal was found by Cheapflights users on 10/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:59 amDCA - ITO
2 stops16h 31mAlaska Airlines
Sun 12/219:00 pmITO - DCA
2 stops19h 19mAlaska Airlines
Deal found 10/11$1,252
This Alaska Airlines deal was found by Cheapflights users on 10/11. 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.
Fri 12/268:00 amDCA - ITO
2 stops19h 25mAlaska Airlines
Tue 12/307:44 pmITO - DCA
2 stops15h 21mAlaska Airlines
Deal found 10/11$2,980

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National 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 October 14, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Hilo that are best for you.

Fly from

Reagan-National

Fly to

Hilo

Route

Depart

Return

Price

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Mon 12/8

8:00 am-9:06 pm

2 stops18h 06m

Hilo Intl

Fri 12/12

9:00 pm-9:59 pm

2 stops19h 59m

$710

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Thu 10/30

8:59 am-6:51 pm

2 stops15h 52m

Hilo Intl

Mon 11/3

9:00 pm-9:59 pm

2 stops19h 59m

$722

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Tue 10/28

8:00 am-4:56 pm

2 stops14h 56m

Hilo Intl

Sat 11/1

9:00 pm-5:58 pm

2 stops15h 58m

$857

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Sun 1/4

7:00 am-5:51 pm

2 stops15h 51m

Hilo Intl

Thu 1/8

3:02 pm-3:32 pm

2 stops19h 30m

$951

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Sat 1/3

5:00 pm-1:14 pm

2 stops25h 14m

Hilo Intl

Wed 1/7

7:44 pm-9:59 pm

2 stops21h 15m

$1,128

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Fri 1/2

8:00 am-8:29 pm

2 stops17h 29m

Hilo Intl

Thu 1/8

7:44 pm-4:09 pm

2 stops15h 25m

$1,243

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Sat 1/3

8:00 am-7:14 pm

2 stops16h 14m

Hilo Intl

Thu 1/8

7:44 pm-4:09 pm

2 stops15h 25m

$1,243

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Wed 12/17

8:59 am-8:30 pm

2 stops16h 31m

Hilo Intl

Sun 12/21

9:00 pm-9:19 pm

2 stops19h 19m

$1,252

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Sun 1/4

5:00 pm-3:55 pm

2 stops27h 55m

Hilo Intl

Wed 1/7

1:47 pm-10:41 am

2 stops15h 54m

$1,373

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Fri 1/2

6:00 am-5:51 pm

2 stops16h 51m

Hilo Intl

Tue 1/6

5:59 pm-3:32 pm

2 stops16h 33m

$1,514

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 12 results
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2
  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-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. Reagan-National Airport-Hilo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Hilo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-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. Reagan-National Airport-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 Reagan-National to Hilo

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

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Hilo (average of $211). Flying from Washington, D.C. Reagan-National Airport to Hilo in July is currently the most expensive (average of $819). 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.

Related info for your journey

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

    For a flight from Washington, D.C. Reagan-National to Hilo, you will be flying into Hilo Intl. Hilo Intl (ITO) is just 3.0 mi from the center of the city. Hilo Intl is the only Hilo airport and it handles 0 inbound flights from Washington, D.C. Reagan-National per day. 0 airlines have flights to Hilo Intl from Washington, D.C. Reagan-National on a regular basis.

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

    Departing from Washington, D.C. Reagan-National Airport to Hilo will take you 15h 51m. There are 4740 mi between Washington, D.C. Reagan-National Airport and Hilo. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Hilo (average of $211). Flying from Washington, D.C. Reagan-National Airport to Hilo in July is currently the most expensive (average of $819). 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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