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$291+ 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — ITO
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
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 January 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$489
(Alaska Airlines)

One-way from

$291
(Kiwi.com)

Popular in

June

Cheapest in

November
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. 6% potential increase in price ($57 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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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 January 8, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/8. 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 2/245:00 pmDCA - ITO
2 stops28h 00mMultiple Airlines
Wed 3/48:30 pmITO - DCA
2 stops20h 29mMultiple Airlines
Deal found 1/8$489
This Alaska Airlines deal was found by Cheapflights users on 1/5. 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 1/265:01 pmDCA - ITO
2 stops29h 28mMultiple Airlines
Wed 2/118:30 pmITO - DCA
2 stops20h 29mMultiple Airlines
Deal found 1/5$531
This Alaska Airlines deal was found by Cheapflights users on 1/8. 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 2/228:59 amDCA - ITO
2 stops18h 36mMultiple Airlines
Mon 3/26:44 pmITO - DCA
2 stops18h 15mMultiple Airlines
Deal found 1/8$537
This Alaska Airlines deal was found by Cheapflights users on 1/8. 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 2/238:59 amDCA - ITO
2 stops17h 25mMultiple Airlines
Wed 3/47:41 pmITO - DCA
2 stops17h 18mMultiple Airlines
Deal found 1/8$541
This Alaska Airlines deal was found by Cheapflights users on 1/8. 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 2/208:00 amDCA - ITO
2 stops19h 35mMultiple Airlines
Wed 3/48:30 pmITO - DCA
2 stops20h 29mMultiple Airlines
Deal found 1/8$544
This Alaska Airlines deal was found by Cheapflights users on 1/5. 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 1/265:01 pmDCA - ITO
2 stops28h 12mMultiple Airlines
Wed 1/285:59 pmITO - DCA
2 stops17h 10mMultiple Airlines
Deal found 1/5$563
This Alaska Airlines deal was found by Cheapflights users on 1/8. 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 2/208:00 amDCA - ITO
2 stops19h 35mMultiple Airlines
Tue 3/36:44 pmITO - DCA
2 stops16h 16mMultiple Airlines
Deal found 1/8$570
This Alaska Airlines deal was found by Cheapflights users on 1/8. 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 2/268:59 amDCA - ITO
2 stops17h 25mMultiple Airlines
Wed 3/46:44 pmITO - DCA
2 stops18h 15mMultiple Airlines
Deal found 1/8$638
This Alaska Airlines deal was found by Cheapflights users on 1/6. 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 2/98:59 amDCA - ITO
2 stops17h 25mMultiple Airlines
Mon 2/236:44 pmITO - DCA
2 stops20h 21mMultiple Airlines
Deal found 1/6$664
This Alaska Airlines deal was found by Cheapflights users on 1/7. 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 1/218:59 amDCA - ITO
2 stops17h 25mMultiple Airlines
Wed 2/48:30 pmITO - DCA
2 stops19h 30mMultiple Airlines
Deal found 1/7$717
This Alaska Airlines deal was found by Cheapflights users on 1/6. 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 1/208:59 amDCA - ITO
2 stops17h 25mMultiple Airlines
Sat 1/249:00 pmITO - DCA
2 stops15h 56mMultiple Airlines
Deal found 1/6$795

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 January 8, 2026.
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

Tue 2/24

5:00 pm-4:00 pm

2 stops28h 00m

Hilo Intl

Wed 3/4

8:30 pm-9:59 pm

2 stops20h 29m

$489

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Mon 1/26

5:01 pm-5:29 pm

2 stops29h 28m

Hilo Intl

Wed 2/11

8:30 pm-9:59 pm

2 stops20h 29m

$531

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Mon 2/23

8:59 am-9:24 pm

2 stops17h 25m

Hilo Intl

Tue 3/3

7:41 pm-5:59 pm

2 stops17h 18m

$537

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Sun 2/22

8:59 am-10:35 pm

2 stops18h 36m

Hilo Intl

Mon 3/2

6:44 pm-5:59 pm

2 stops18h 15m

$537

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Wed 2/25

8:59 am-9:24 pm

2 stops17h 25m

Hilo Intl

Tue 3/3

8:30 pm-5:59 pm

2 stops16h 29m

$537

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Sun 2/22

8:59 am-10:35 pm

2 stops18h 36m

Hilo Intl

Tue 3/3

6:44 pm-5:59 pm

2 stops18h 15m

$537

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Tue 2/24

8:59 am-9:24 pm

2 stops17h 25m

Hilo Intl

Tue 3/3

6:44 pm-5:59 pm

2 stops18h 15m

$537

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Wed 2/25

8:59 am-9:24 pm

2 stops17h 25m

Hilo Intl

Mon 3/2

6:44 pm-5:59 pm

2 stops18h 15m

$537

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Mon 2/23

8:59 am-9:24 pm

2 stops17h 25m

Hilo Intl

Wed 3/11

5:59 pm-5:59 pm

2 stops18h 00m

$541

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Sun 2/22

8:59 am-10:35 pm

2 stops18h 36m

Hilo Intl

Wed 3/4

6:44 pm-5:59 pm

2 stops18h 15m

$541

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 15 results
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  • 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 $917). 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.

  • 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 $917). 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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