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Cheap flights from Washington, D.C. Dulles Intl Airport to Hilo from $237

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Hilo departing on 5/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Hilo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:26 pm - 9:24 pm
IAD
-
ITO
32h 58m
2 stops
Multiple Airlines Logo
8:30 pm - 5:27 pm
ITO
-
IAD
15h 57m
2 stops
$535Multiple Airlines
Wed, Feb 4 - Wed, Feb 11
Multiple Airlines Logo
7:00 am - 9:33 pm
IAD
-
ITO
20h 33m
2 stops
Multiple Airlines Logo
7:44 pm - 5:40 am
ITO
-
IAD
27h 56m
2 stops
$574Multiple Airlines
Thu, Apr 16 - Mon, Apr 20
Multiple Airlines Logo
7:00 am - 9:33 pm
IAD
-
ITO
20h 33m
2 stops
Multiple Airlines Logo
9:00 pm - 6:11 pm
ITO
-
IAD
15h 11m
2 stops
$595Multiple Airlines
Wed, Apr 8 - Mon, Apr 20
Multiple Airlines Logo
6:04 pm - 12:56 pm
IAD
-
ITO
23h 52m
2 stops
Multiple Airlines Logo
8:30 pm - 5:27 pm
ITO
-
IAD
15h 57m
2 stops
$633Multiple Airlines
Mon, Feb 9 - Wed, Feb 11
Multiple Airlines Logo
6:04 pm - 12:56 pm
IAD
-
ITO
23h 52m
2 stops
Multiple Airlines Logo
7:44 pm - 5:20 pm
ITO
-
IAD
16h 36m
2 stops
$635Multiple Airlines
Mon, Feb 9 - Wed, Feb 11
Multiple Airlines Logo
7:00 am - 9:33 pm
IAD
-
ITO
20h 33m
2 stops
Multiple Airlines Logo
9:00 pm - 6:11 pm
ITO
-
IAD
15h 11m
2 stops
$638Multiple Airlines
Wed, Apr 8 - Thu, Apr 16
Multiple Airlines Logo
7:05 am - 10:35 pm
IAD
-
ITO
21h 30m
2 stops
Multiple Airlines Logo
7:44 pm - 6:11 pm
ITO
-
IAD
16h 27m
2 stops
$651Multiple Airlines
Sun, Mar 15 - Tue, Mar 24
Multiple Airlines Logo
6:27 pm - 4:00 pm
IAD
-
ITO
26h 33m
2 stops
Multiple Airlines Logo
7:56 pm - 4:27 pm
ITO
-
IAD
15h 31m
2 stops
$715Multiple Airlines
Sun, Mar 1 - Sat, Mar 7
Multiple Airlines Logo
6:05 am - 3:23 pm
IAD
-
ITO
15h 18m
2 stops
Multiple Airlines Logo
10:44 am - 7:32 am
ITO
-
IAD
14h 48m
2 stops
$735Multiple Airlines
Tue, Jul 14 - Tue, Jul 21
Multiple Airlines Logo
7:00 am - 9:33 pm
IAD
-
ITO
20h 33m
2 stops
Multiple Airlines Logo
6:44 pm - 6:11 pm
ITO
-
IAD
17h 27m
2 stops
$747Multiple Airlines
Thu, Apr 9 - Mon, Apr 20

United Airlines flights from Washington, D.C. Dulles Intl Airport to Hilo

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Hilo flight tickets
United Airlines
Feb 9
IAD8:15 amWashington, D.C. Dulles Intl
15h 49m
1 stop
ITO7:04 pmHilo Intl
Feb 11
ITO5:59 pmHilo Intl
32h 17m
1 stop
IAD7:16 amWashington, D.C. Dulles Intl
$801
United Airlines
Feb 9
IAD8:15 amWashington, D.C. Dulles Intl
14h 14m
1 stop
ITO5:29 pmHilo Intl
Feb 11
ITO7:44 pmHilo Intl
17h 22m
2 stops
IAD6:06 pmWashington, D.C. Dulles Intl
$810
United Airlines
Jan 29
IAD8:15 amWashington, D.C. Dulles Intl
16h 44m
2 stops
ITO7:59 pmHilo Intl
Feb 2
ITO5:59 pmHilo Intl
14h 18m
2 stops
IAD1:17 pmWashington, D.C. Dulles Intl
$820

Delta flights from Washington, D.C. Dulles Intl Airport to Hilo

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Hilo flight tickets
Delta
Jan 26
IAD7:00 amWashington, D.C. Dulles Intl
15h 29m
2 stops
ITO5:29 pmHilo Intl
Feb 2
ITO3:02 pmHilo Intl
15h 41m
2 stops
IAD11:43 amWashington, D.C. Dulles Intl
$989
Delta
Jan 25
IAD7:30 amWashington, D.C. Dulles Intl
17h 59m
2 stops
ITO8:29 pmHilo Intl
Feb 2
ITO1:42 pmHilo Intl
17h 10m
2 stops
IAD11:52 amWashington, D.C. Dulles Intl
$1,065
Delta
Feb 13
IAD7:15 amWashington, D.C. Dulles Intl
15h 26m
2 stops
ITO5:41 pmHilo Intl
Feb 20
ITO9:50 amHilo Intl
21h 00m
2 stops
IAD11:50 amWashington, D.C. Dulles Intl
$1,388

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated January 16, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Hilo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Wed 2/4

5:26 pm-9:24 pm

2 stops32h 58m

Hilo Intl

Wed 2/11

8:30 pm-5:27 pm

2 stops15h 57m

$535

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Thu 4/16

7:00 am-9:33 pm

2 stops20h 33m

Hilo Intl

Mon 4/20

7:44 pm-5:40 am

2 stops27h 56m

$574

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Wed 4/8

7:00 am-9:33 pm

2 stops20h 33m

Hilo Intl

Mon 4/20

9:00 pm-6:11 pm

2 stops15h 11m

$595

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Mon 2/9

6:04 pm-12:56 pm

2 stops23h 52m

Hilo Intl

Wed 2/11

8:30 pm-5:27 pm

2 stops15h 57m

$633

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Mon 2/9

6:04 pm-12:56 pm

2 stops23h 52m

Hilo Intl

Wed 2/11

7:44 pm-5:20 pm

2 stops16h 36m

$635

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Wed 4/8

7:00 am-9:33 pm

2 stops20h 33m

Hilo Intl

Thu 4/16

9:00 pm-6:11 pm

2 stops15h 11m

$638

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sun 3/15

7:05 am-10:35 pm

2 stops21h 30m

Hilo Intl

Tue 3/24

7:44 pm-6:11 pm

2 stops16h 27m

$651

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sun 3/1

6:27 pm-4:00 pm

2 stops26h 33m

Hilo Intl

Sat 3/7

7:56 pm-4:27 pm

2 stops15h 31m

$715

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Tue 7/14

6:05 am-3:23 pm

2 stops15h 18m

Hilo Intl

Tue 7/21

10:44 am-7:32 am

2 stops14h 48m

$735

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Thu 4/9

7:00 am-9:33 pm

2 stops20h 33m

Hilo Intl

Mon 4/20

6:44 pm-6:11 pm

2 stops17h 27m

$747

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Hilo from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Hilo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Hilo flights?

You could potentially save up to 36% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Hilo flight.

When to book flights from Washington, D.C. Dulles Intl Airport to Hilo

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Hilo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Hilo (IAD to ITO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Hilo

Fastest flight time

14h 14m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Hilo takes 14h 14m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Hilo. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Hilo.
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Hilo Intl by plane?

    The distance between Washington, D.C. Dulles Intl and Hilo Intl is about 4719.4 mi. A reasonable flight in good conditions will take 14h 14m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Hilo Intl Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Hilo Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Hilo Intl Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Hilo Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Hilo Intl Airport.

  • What documentation or ID do you need to fly to Hilo Intl Airport?

    The travel and health documents you'll need for your trip to Hilo Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Hilo Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Hilo?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Hilo

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Hilo with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $591Free CancellationRating
8.0
11,724 reviews
Search Alaska Airlines flights

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We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Hilo for you.

Can I find flights from Washington, D.C. to Hilo with flexible booking policies on momondo?

Yes. All flights to Hilo from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Hilo?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Hilo.

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Of course. momondo tracks the price of Washington, D.C. to Hilo flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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