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Dulles Intl

$501+ Cheap flights from Hilo (ITO) to Dulles Intl (IAD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
ITO — IAD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Hilo to Dulles Intl

Cheapest flights from Hilo to Dulles Intl
Explore the most affordable flight options available from Hilo to Dulles Intl. 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 12/316:44 pmITO - IAD
2 stops17h 37mMultiple Airlines
Wed 1/76:04 pmIAD - ITO
2 stops25h 28mMultiple Airlines
Deal found 12/11$876
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.
Wed 12/314:40 pmITO - IAD
2 stops17h 54mUnited Airlines
Wed 1/78:15 amIAD - ITO
1 stop16h 44mUnited Airlines
Deal found 12/11$1,004
This Delta deal was found by Cheapflights users on 12/9. 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.
Wed 12/107:44 pmITO - IAD
2 stops22h 43mDelta
Mon 12/157:15 amIAD - ITO
2 stops37h 02mDelta
Deal found 12/9$1,116
This Alaska Airlines deal was found by Cheapflights users on 12/9. 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 12/108:30 pmITO - IAD
2 stops15h 06mAlaska Airlines
Sun 12/145:37 pmIAD - ITO
2 stops29h 02mAlaska Airlines
Deal found 12/9$1,124
This Delta deal was found by Cheapflights users on 12/9. 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.
Wed 12/107:44 pmITO - IAD
2 stops22h 43mDelta
Sun 12/147:05 amIAD - ITO
2 stops39h 34mDelta
Deal found 12/9$1,149
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:44 pmITO - IAD
2 stops15h 29mDelta
Tue 12/306:00 amIAD - ITO
2 stops20h 15mDelta
Deal found 12/11$1,187
This Delta deal was found by Cheapflights users on 12/10. 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 12/231:44 pmITO - IAD
2 stops15h 02mDelta
Fri 1/96:00 amIAD - ITO
2 stops18h 04mDelta
Deal found 12/10$1,334
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 - IAD
1 stop30h 39mUnited Airlines
Fri 12/268:15 pmIAD - ITO
2 stops29h 14mUnited Airlines
Deal found 12/11$1,623
This American Airlines deal was found by Cheapflights users on 12/9. 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.
Wed 12/108:30 pmITO - IAD
3 stops18h 01mAmerican Airlines
Sun 12/149:15 amIAD - ITO
3 stops18h 21mAmerican Airlines
Deal found 12/9$2,002
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:44 pmITO - IAD
3 stops16h 21mAmerican Airlines
Fri 1/96:00 amIAD - ITO
3 stops21h 34mAmerican Airlines
Deal found 12/11$2,038

Find flight deals from Hilo to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Hilo (ITO) to Dulles Intl (IAD). 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)
Provider with most accurate pricing for Hilo Intl-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Hilo Intl-Washington, D.C. Dulles Intl flights.
Search Deals
From Hilo Intl to Washington, D.C. Dulles Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Hilo to Dulles Intl 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. Dulles Intl Airport that are best for you.

Fly from

Hilo

Fly to

Dulles Intl

Route

Depart

Return

Price

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Thu 2/26

6:44 pm-5:20 pm

2 stops17h 36m

Washington, D.C. Dulles Intl

Mon 3/2

6:27 pm-4:00 pm

2 stops26h 33m

$501

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Thu 2/26

1:45 pm-5:20 pm

2 stops22h 35m

Washington, D.C. Dulles Intl

Mon 3/2

6:27 pm-4:00 pm

2 stops26h 33m

$544

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Thu 2/26

6:00 am-7:16 am

1 stop20h 16m

Washington, D.C. Dulles Intl

Mon 3/2

8:25 am-6:41 pm

1 stop15h 16m

$825

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 12/31

4:40 pm-3:34 pm

2 stops17h 54m

Washington, D.C. Dulles Intl

Wed 1/7

8:15 am-7:59 pm

1 stop16h 44m

$1,004

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 12/24

3:44 pm-12:13 pm

2 stops15h 29m

Washington, D.C. Dulles Intl

Tue 12/30

6:00 am-9:15 pm

2 stops20h 15m

$1,187

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Tue 12/23

1:44 pm-12:13 pm

2 stops17h 29m

Washington, D.C. Dulles Intl

Fri 1/9

6:20 am-7:04 pm

2 stops17h 44m

$1,507

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 12/31

6:44 pm-5:21 pm

2 stops17h 37m

$534

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Sat 12/20

7:44 pm-5:21 pm

2 stops16h 37m

$564

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Sat 12/20

4:40 pm-7:23 am

1 stop33h 43m

$613

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

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

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Hilo to Dulles Intl. 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. Dulles Intl?

    For a flight from Hilo to Washington, D.C. Dulles Intl, you will be flying from 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 outbound flights to Washington, D.C. Dulles Intl per day. 0 airlines have flights to Washington, D.C. Dulles Intl from Hilo Intl on a regular basis.

  • How long is the flight from Hilo to Washington, D.C. Dulles Intl Airport?

    Airlines like Alaska Airlines and United Airlines fly from Hilo to Washington, D.C. Dulles Intl Airport in about 20h 16m. The time it takes to get you to your destination can typically vary by up to 2h 19m. The distance from Hilo to Washington, D.C. Dulles Intl Airport is about 4717 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Hilo to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Hilo to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hilo to Dulles Intl?

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

  • Can I find deals for business class flights from Hilo to Dulles Intl?

    Yes. Cheapflights offers flight deals from Hilo to Dulles Intl 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. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl 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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