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Dulles Intl

$436+ Cheap flights from Hilo (ITO) to Dulles Intl (IAD)

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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
ITO — IAD
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
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 January 26, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/25. 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 2/187:41 pm
ITO
-
IAD
2 stops16h 39m
Multiple Airlines
Sun 2/226:20 pm
IAD
-
ITO
2 stops32h 04m
Multiple Airlines
Deal found 1/25$671
This Expedia deal was found by Cheapflights users on 1/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:30 pm
ITO
-
IAD
2 stops15h 50m
Multiple Airlines
Wed 3/187:00 am
IAD
-
ITO
2 stops20h 33m
Multiple Airlines
Deal found 1/24$689
This United Airlines deal was found by Cheapflights users on 1/23. 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 2/187:41 pm
ITO
-
IAD
2 stops16h 06m
United Airlines
Sun 2/228:25 am
IAD
-
ITO
1 stop15h 09m
United Airlines
Deal found 1/23$877
This Delta deal was found by Cheapflights users on 1/23. 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.
Mon 1/263:02 pm
ITO
-
IAD
2 stops15h 41m
Delta
Sat 1/317:30 am
IAD
-
ITO
2 stops17h 59m
Delta
Deal found 1/23$917
This Delta deal was found by Cheapflights users on 1/23. 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.
Mon 1/261:42 pm
ITO
-
IAD
2 stops17h 10m
Delta
Wed 1/287:00 am
IAD
-
ITO
2 stops17h 04m
Delta
Deal found 1/23$931
This Delta deal was found by Cheapflights users on 1/23. 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.
Sat 1/241:42 pm
ITO
-
IAD
2 stops14h 31m
Delta
Sun 2/16:00 am
IAD
-
ITO
2 stops18h 04m
Delta
Deal found 1/23$947
This Delta deal was found by Cheapflights users on 1/23. 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.
Sat 1/241:42 pm
ITO
-
IAD
2 stops17h 10m
Delta
Tue 1/277:30 am
IAD
-
ITO
2 stops18h 54m
Delta
Deal found 1/23$961
This American Airlines deal was found by Cheapflights users on 1/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:44 pm
ITO
-
IAD
3 stops17h 06m
American Airlines
Wed 3/186:00 am
IAD
-
ITO
2 stops21h 33m
American Airlines
Deal found 1/24$1,225
This Delta deal was found by Cheapflights users on 1/26. 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 3/189:58 am
ITO
-
IAD
2 stops19h 54m
Delta
Sat 3/217:00 am
IAD
-
ITO
2 stops19h 28m
Delta
Deal found 1/26$1,338
This American Airlines deal was found by Cheapflights users on 1/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/183:09 pm
ITO
-
IAD
3 stops16h 23m
American Airlines
Sat 3/216:00 am
IAD
-
ITO
2 stops19h 13m
American Airlines
Deal found 1/24$1,518

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 January 26, 2026.

Round-trip from

$671
(Alaska Airlines)

One-way from

$436
(Orbitz)
From Hilo Intl to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Hilo Intl to Washington, D.C. Dulles Intl
Search Deals

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 January 26, 2026.
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

Wed 2/18

7:41 pm-5:20 pm

2 stops16h 39m

Washington, D.C. Dulles Intl

Sun 2/22

6:20 pm-9:24 pm

2 stops32h 04m

$671

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 2/18

7:41 pm-4:47 pm

2 stops16h 06m

Washington, D.C. Dulles Intl

Sun 2/22

8:25 am-6:34 pm

1 stop15h 09m

$877

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 3/4

6:44 pm-4:50 pm

3 stops17h 06m

Washington, D.C. Dulles Intl

Wed 3/18

6:00 am-9:33 pm

2 stops21h 33m

$1,225

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 3/18

8:57 am-11:52 am

2 stops20h 55m

Washington, D.C. Dulles Intl

Sat 3/21

7:00 am-7:13 pm

2 stops18h 13m

$1,338

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Sun 2/1

9:00 pm-5:04 pm

2 stops15h 04m

$436

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Sun 2/1

7:44 pm-4:31 pm

3 stops15h 47m

$902

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Sun 2/1

7:44 pm-7:23 am

1 stop30h 39m

$1,448

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

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 United Airlines fly from Hilo to Washington, D.C. Dulles Intl Airport in about 16h 06m. The time it takes to get you to your destination can typically vary by up to . The distance from Hilo to Washington, D.C. Dulles Intl Airport is about 4717 mi.

  • 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
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Manassas
Largo
Bowie
McLean
Clinton
Upper Marlboro

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