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Cheap flights from Washington, D.C. Dulles Intl Airport to Hilo from $283

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
7:05 am - 7:59 pm
IAD
-
ITO
17h 54m
2 stops
Multiple Airlines Logo
5:59 pm - 5:27 pm
ITO
-
IAD
17h 28m
2 stops
$520Multiple Airlines
Tue, Mar 3 - Tue, Mar 10
Multiple Airlines Logo
7:05 am - 7:59 pm
IAD
-
ITO
17h 54m
2 stops
Multiple Airlines Logo
7:36 pm - 5:27 pm
ITO
-
IAD
15h 51m
2 stops
$559Multiple Airlines
Tue, Mar 3 - Wed, Mar 11
Multiple Airlines Logo
7:00 am - 7:13 pm
IAD
-
ITO
18h 13m
2 stops
Multiple Airlines Logo
9:00 pm - 6:20 pm
ITO
-
IAD
15h 20m
2 stops
$565Multiple Airlines
Tue, Apr 14 - Thu, Apr 23
Multiple Airlines Logo
7:00 am - 9:33 pm
IAD
-
ITO
20h 33m
2 stops
Multiple Airlines Logo
6:44 pm - 5:40 am
ITO
-
IAD
28h 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 - 12:09 am
ITO
-
IAD
21h 09m
2 stops
$576Multiple Airlines
Wed, Apr 15 - Thu, Apr 23
Multiple Airlines Logo
7:00 am - 9:33 pm
IAD
-
ITO
20h 33m
2 stops
Multiple Airlines Logo
7:44 pm - 6:11 pm
ITO
-
IAD
16h 27m
2 stops
$595Multiple Airlines
Wed, Apr 15 - Mon, Apr 20
Multiple Airlines Logo
7:00 am - 9:33 pm
IAD
-
ITO
20h 33m
2 stops
Multiple Airlines Logo
7:44 pm - 6:11 pm
ITO
-
IAD
16h 27m
2 stops
$614Multiple Airlines
Tue, Apr 14 - Mon, Apr 20
Multiple Airlines Logo
6:27 pm - 4:00 pm
IAD
-
ITO
26h 33m
2 stops
Multiple Airlines Logo
7:42 am - 5:40 am
ITO
-
IAD
15h 58m
2 stops
$616Multiple Airlines
Mon, Mar 2 - Mon, Mar 9
Multiple Airlines Logo
7:00 am - 5:27 pm
IAD
-
ITO
16h 27m
2 stops
Multiple Airlines Logo
6:44 pm - 5:41 pm
ITO
-
IAD
16h 57m
2 stops
$646Multiple Airlines
Tue, Apr 14 - Tue, Apr 21
Multiple Airlines Logo
7:00 am - 9:33 pm
IAD
-
ITO
20h 33m
2 stops
Multiple Airlines Logo
1:46 pm - 6:20 pm
ITO
-
IAD
22h 34m
2 stops
$683Multiple Airlines
Wed, Apr 15 - Tue, Apr 21

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

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to Hilo flight tickets
American Airlines
Apr 26
IAD7:00 amWashington, D.C. Dulles Intl
16h 28m
2 stops
ITO5:28 pmHilo Intl
May 3
ITO6:44 pmHilo Intl
16h 25m
3 stops
IAD5:09 pmWashington, D.C. Dulles Intl
$1,389
American Airlines
Apr 16
IAD7:00 amWashington, D.C. Dulles Intl
16h 27m
2 stops
ITO5:27 pmHilo Intl
Apr 20
ITO6:44 pmHilo Intl
16h 25m
3 stops
IAD5:09 pmWashington, D.C. Dulles Intl
$1,400
American Airlines
Apr 21
IAD7:00 amWashington, D.C. Dulles Intl
16h 27m
2 stops
ITO5:27 pmHilo Intl
Apr 26
ITO12:24 pmHilo Intl
22h 45m
2 stops
IAD5:09 pmWashington, D.C. Dulles Intl
$1,500

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
Mar 3
IAD8:25 amWashington, D.C. Dulles Intl
14h 04m
1 stop
ITO5:29 pmHilo Intl
Mar 10
ITO8:40 amHilo Intl
16h 16m
2 stops
IAD6:56 amWashington, D.C. Dulles Intl
$854
United Airlines
Jul 24
IAD7:00 amWashington, D.C. Dulles Intl
20h 56m
2 stops
ITO9:56 pmHilo Intl
Aug 1
ITO7:29 amHilo Intl
17h 56m
2 stops
IAD7:25 amWashington, D.C. Dulles Intl
$935
United Airlines
Feb 9
IAD8:15 amWashington, D.C. Dulles Intl
16h 44m
1 stop
ITO7:59 pmHilo Intl
Feb 11
ITO7:44 pmHilo Intl
30h 32m
1 stop
IAD7:16 amWashington, D.C. Dulles Intl
$955

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 February 3, 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

Tue 3/3

7:05 am-7:59 pm

2 stops17h 54m

Hilo Intl

Tue 3/10

5:59 pm-5:27 pm

2 stops17h 28m

$520

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Tue 3/3

7:05 am-7:59 pm

2 stops17h 54m

Hilo Intl

Wed 3/11

7:36 pm-5:27 pm

2 stops15h 51m

$559

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Tue 4/14

7:00 am-7:13 pm

2 stops18h 13m

Hilo Intl

Thu 4/23

9:00 pm-6:20 pm

2 stops15h 20m

$565

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

6:44 pm-5:40 am

2 stops28h 56m

$574

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Wed 4/15

7:00 am-9:33 pm

2 stops20h 33m

Hilo Intl

Thu 4/23

9:00 pm-12:09 am

2 stops21h 09m

$576

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Wed 4/15

7:00 am-9:33 pm

2 stops20h 33m

Hilo Intl

Mon 4/20

7:44 pm-6:11 pm

2 stops16h 27m

$595

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Tue 4/14

7:00 am-9:33 pm

2 stops20h 33m

Hilo Intl

Mon 4/20

7:44 pm-6:11 pm

2 stops16h 27m

$614

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Mon 3/2

6:27 pm-4:00 pm

2 stops26h 33m

Hilo Intl

Mon 3/9

7:42 am-5:40 am

2 stops15h 58m

$616

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Tue 4/14

7:00 am-5:27 pm

2 stops16h 27m

Hilo Intl

Tue 4/21

6:44 pm-5:41 pm

2 stops16h 57m

$646

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Wed 4/15

7:00 am-9:33 pm

2 stops20h 33m

Hilo Intl

Tue 4/21

1:46 pm-6:20 pm

2 stops22h 34m

$683

Flights are sorted by cheapest round-trip flights 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 37% 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

15h 18m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Hilo takes 15h 18m
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 15h 18m.

  • 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 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.

Traveling to a place near Hilo?

Book flights to Hilo if you plan to visit one of these locations
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Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Hilo?

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.

I’m not ready to book a flight from Washington, D.C. to Hilo right now. Can momondo alert me if prices change?

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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