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$406+ 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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — ITO
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$868
(Alaska Airlines)

One-way from

$406
(United Airlines)

Popular in

May

Cheapest in

December

Average price

$1,207
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. 17% potential increase in price ($208 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 26, 2025.

This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/17:00 amDCA - ITO
2 stops17h 00mUnited Airlines
Thu 4/108:25 amITO - DCA
2 stops20h 28mUnited Airlines
Deal found 3/24$850
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 7/306:58 pmDCA - ITO
2 stops25h 17mAlaska Airlines
Wed 8/276:45 pmITO - DCA
2 stops17h 14mAlaska Airlines
Deal found 3/25$868
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/296:00 amDCA - ITO
2 stops18h 16mDelta
Tue 8/264:40 pmITO - DCA
2 stops17h 40mDelta
Deal found 3/25$954
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/117:30 amDCA - ITO
2 stops17h 40mMultiple Airlines
Sat 5/175:35 pmITO - DCA
2 stops16h 05mMultiple Airlines
Deal found 3/25$1,414

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 March 26, 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

Tue 4/1

7:00 am-6:00 pm

2 stops17h 00m

Hilo Intl

Thu 4/10

8:25 am-10:53 am

2 stops20h 28m

$850

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Sun 5/11

7:30 am-7:10 pm

2 stops17h 40m

Hilo Intl

Sat 5/17

5:35 pm-3:40 pm

2 stops16h 05m

$1,414

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Wed 4/9

6:20 am-6:00 pm

2 stops17h 40m

$406

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

  • 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, March is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Hilo (average of $330). Flying from Washington, D.C. Reagan-National Airport to Hilo in July is currently the most expensive (average of $768). 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.

Rainfall in Hilo by month

Plan your trip to Hilo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Hilo ranges from 7.4 - 15.5 inches per month. November is typically the wettest month, when rainfall can reach 15.5 in. June is typically the driest time to visit Hilo when rainfall is around 7.4 in.

Temperature in Hilo by month

Plan your trip to Hilo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Hilo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 71.6 F).

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, 2025.
Alaska Airlines
8.0
Very good
9,789 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,789 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,891 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,608 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

  • What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Hilo round-trip?

    Alaska Airlines, at $868, was found to be the cheapest airline from Washington, D.C. Reagan-National Airport to Hilo.Alternate airlines to your destination round-trip include Delta and United Airlines.

  • 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, March is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Hilo (average of $330). Flying from Washington, D.C. Reagan-National Airport to Hilo in July is currently the most expensive (average of $768). 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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