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Hilo

$358+ Cheap flights from District of Columbia 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — ITO
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from District of Columbia to Hilo

Keep the following information in mind while searching for District of Columbia to Hilo flight deals. Data was last updated September 17, 2025.

Round-trip from

$540
(Alaska Airlines)

One-way from

$358
(Alaska Airlines)

Popular in

March

Cheapest in

November

Average price

$908
From District of Columbia to Hilo Intl
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One-way flight from District of Columbia to Hilo Intl
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Highest demand for flights based on searches. 10% potential increase in price ($104 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from District of Columbia to Hilo

Cheapest flights from District of Columbia to Hilo
Explore the most affordable flight options available from District of Columbia to Hilo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 10/307:43 amIAD - ITO
2 stops20h 43mAlaska Airlines
Mon 11/37:43 pmITO - IAD
2 stops15h 57mAlaska Airlines
Deal found 9/14$562
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 10/308:00 amDCA - ITO
2 stops20h 26mAlaska Airlines
Mon 11/36:43 pmITO - DCA
2 stops22h 16mAlaska Airlines
Deal found 9/14$634
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 10/146:25 amIAD - ITO
2 stops17h 24mAlaska Airlines
Thu 10/239:00 pmITO - IAD
2 stops15h 28mAlaska Airlines
Deal found 9/15$634
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 10/146:25 amIAD - ITO
2 stops17h 19mAlaska Airlines
Tue 10/216:55 pmITO - IAD
2 stops23h 28mAlaska Airlines
Deal found 9/16$717
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 10/166:25 amIAD - ITO
2 stops17h 24mAlaska Airlines
Thu 10/239:00 pmITO - IAD
2 stops15h 28mAlaska Airlines
Deal found 9/16$731
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 10/148:00 amDCA - ITO
2 stops17h 20mAlaska Airlines
Tue 10/219:00 pmITO - DCA
2 stops14h 59mAlaska Airlines
Deal found 9/16$747
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 10/158:53 amIAD - ITO
2 stops17h 38mAlaska Airlines
Tue 10/216:55 pmITO - IAD
2 stops17h 33mAlaska Airlines
Deal found 9/15$812
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 10/159:59 amDCA - ITO
2 stops18h 20mAlaska Airlines
Tue 10/219:00 pmITO - DCA
2 stops14h 59mAlaska Airlines
Deal found 9/15$818
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 10/148:00 amDCA - ITO
2 stops17h 20mAlaska Airlines
Wed 10/229:00 pmITO - DCA
2 stops14h 59mAlaska Airlines
Deal found 9/15$824
This United Airlines deal was found by Cheapflights users on 9/17. 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 12/99:00 amIAD - ITO
2 stops16h 30mUnited Airlines
Tue 12/168:40 amITO - IAD
2 stops17h 15mUnited Airlines
Deal found 9/17$826
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 10/159:59 amDCA - ITO
2 stops18h 20mAlaska Airlines
Wed 10/227:49 pmITO - DCA
2 stops20h 10mAlaska Airlines
Deal found 9/15$855
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 10/158:53 amIAD - ITO
2 stops17h 38mAlaska Airlines
Wed 10/226:55 pmITO - IAD
2 stops17h 33mAlaska Airlines
Deal found 9/15$870

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 September 17, 2025.
Use the filters below to find and compare flights from District of Columbia to Hilo that are best for you.

Fly from

District of Columbia

Fly to

Hilo

Route

Depart

Return

Price

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Wed 2/4

8:00 am-10:14 pm

2 stops19h 14m

Hilo Intl

Wed 2/18

9:00 pm-9:55 pm

2 stops19h 55m

$542

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Thu 10/30

7:43 am-10:26 pm

2 stops20h 43m

Hilo Intl

Mon 11/3

7:43 pm-4:40 pm

2 stops15h 57m

$562

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Sun 2/1

5:30 pm-6:18 pm

2 stops29h 48m

Hilo Intl

Sun 2/8

9:00 pm-9:55 pm

2 stops19h 55m

$588

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Sun 2/8

5:30 pm-4:57 pm

2 stops28h 27m

Hilo Intl

Fri 2/13

9:00 pm-9:55 pm

2 stops19h 55m

$625

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Thu 10/30

8:00 am-10:26 pm

2 stops20h 26m

Hilo Intl

Mon 11/3

6:43 pm-9:59 pm

2 stops22h 16m

$634

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Tue 10/14

6:25 am-5:49 pm

2 stops17h 24m

Hilo Intl

Thu 10/23

9:00 pm-6:28 pm

2 stops15h 28m

$634

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Sat 1/31

8:00 am-10:14 pm

2 stops19h 14m

Hilo Intl

Sat 2/7

7:50 pm-9:55 pm

2 stops21h 05m

$650

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Tue 10/14

6:25 am-5:44 pm

2 stops17h 19m

Hilo Intl

Tue 10/21

6:55 pm-12:23 am

2 stops23h 28m

$717

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Thu 10/16

6:25 am-5:49 pm

2 stops17h 24m

Hilo Intl

Thu 10/23

9:00 pm-6:28 pm

2 stops15h 28m

$731

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Sun 2/8

5:10 pm-7:18 pm

2 stops31h 08m

Hilo Intl

Sat 2/14

6:47 pm-4:15 pm

2 stops16h 28m

$734

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 25 results
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Best time to book a flight from District of Columbia to Hilo

Have a flexible travel schedule? Discover the best time to fly to Hilo from District of Columbia 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 District of Columbia to Hilo

What is the cheapest month to book a flight from District of Columbia to Hilo?

Currently, March is the cheapest month in which you can book a flight from District of Columbia to Hilo (average of $330). Flying from District of Columbia to Hilo in December is currently the most expensive (average of $726). 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 District of Columbia 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 District of Columbia?

    Hilo Intl (ITO), located 3.0 mi from the city center, is the airport you fly into when you book flights from District of Columbia to Hilo.

  • How long is the flight from District of Columbia to Hilo?

    Departing from District of Columbia to Hilo will take you 19h 14m. District of Columbia and Hilo are separated by a distance of 4740 mi.

  • Can I find deals for flights from District of Columbia to Hilo that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Hilo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Hilo?

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

  • Can I find deals for business class flights from District of Columbia to Hilo?

    Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to Hilo?

    Currently, March is the cheapest month in which you can book a flight from District of Columbia to Hilo (average of $330). Flying from District of Columbia to Hilo in December is currently the most expensive (average of $726). 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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Alternative routes for District of Columbia to Hilo

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Top 2 airlines flying from District of Columbia to Hilo

Discover the top 2 airlines that operate flights from District of Columbia to Hilo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$587Average$902FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$785Average$1,256FlexibilityNo cancel feeOn-time69%

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