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Cheap flights from Hilo to Washington, D.C. from $780

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Hilo to Washington, D.C. departing on 11/3. 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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Cheap round-trip flights

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Alaska Airlines Logo
6:43 pm - 4:40 pmITO-IAD
16h 57m2 stops
Alaska Airlines Logo
6:13 pm - 8:30 pmIAD-ITO
31h 17m2 stops
$780Alaska Airlines
Find Deal
Mon, Nov 3 - Mon, Nov 17
United Airlines Logo
7:43 pm - 4:26 pmITO-IAD
15h 43m2 stops
United Airlines Logo
6:00 am - 7:01 pmIAD-ITO
18h 01m2 stops
$890United Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
Delta Logo
11:16 am - 9:10 amITO-IAD
16h 54m2 stops
Delta Logo
7:01 am - 5:20 pmIAD-ITO
15h 19m2 stops
$1,057Delta
Find Deal
Thu, Nov 13 - Wed, Nov 19
Alaska Airlines Logo
9:00 pm - 4:40 pmITO-IAD
14h 40m2 stops
Alaska Airlines Logo
7:43 am - 5:20 pmIAD-ITO
14h 37m2 stops
$1,164Alaska Airlines
Find Deal
Wed, Nov 5 - Sun, Nov 9
Delta Logo
1:52 pm - 11:07 amITO-IAD
16h 15m2 stops
Delta Logo
7:01 am - 8:30 pmIAD-ITO
18h 29m2 stops
$1,247Delta
Find Deal
Thu, Nov 13 - Wed, Nov 19
Delta Logo
1:52 pm - 11:07 amITO-IAD
16h 15m2 stops
Delta Logo
7:01 am - 5:20 pmIAD-ITO
15h 19m2 stops
$1,274Delta
Find Deal
Thu, Nov 13 - Wed, Nov 19
American Airlines Logo
4:34 pm - 1:35 pmITO-IAD
16h 01m3 stops
American Airlines Logo
6:04 am - 4:04 pmIAD-ITO
15h 00m2 stops
$1,561American Airlines
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Thu, Nov 13 - Wed, Nov 19
American Airlines Logo
4:34 pm - 1:35 pmITO-IAD
16h 01m3 stops
American Airlines Logo
6:04 am - 4:04 pmIAD-ITO
15h 00m2 stops
$1,586American Airlines
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Thu, Nov 13 - Wed, Nov 19
American Airlines Logo
7:43 pm - 4:11 pmITO-IAD
15h 28m3 stops
American Airlines Logo
6:04 am - 4:04 pmIAD-ITO
15h 00m2 stops
$1,609American Airlines
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Thu, Nov 13 - Wed, Nov 19
American Airlines Logo
7:43 pm - 7:21 pmITO-IAD
18h 38m3 stops
American Airlines Logo
6:04 am - 4:04 pmIAD-ITO
15h 00m2 stops
$1,659American Airlines
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Wed, Nov 5 - Wed, Nov 12

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

Our best Delta deals on Hilo to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Nov 13
ITO11:16 amHilo Intl
16h 54m
2 stops
IAD9:10 amWashington, D.C. Dulles Intl
Nov 19
IAD7:01 amWashington, D.C. Dulles Intl
15h 19m
2 stops
ITO5:20 pmHilo Intl
$1,057
Find similar
Delta
Nov 13
ITO1:52 pmHilo Intl
16h 15m
2 stops
IAD11:07 amWashington, D.C. Dulles Intl
Nov 19
IAD7:01 amWashington, D.C. Dulles Intl
18h 29m
2 stops
ITO8:30 pmHilo Intl
$1,247
Find similar
Delta
Nov 13
ITO1:52 pmHilo Intl
16h 15m
2 stops
IAD11:07 amWashington, D.C. Dulles Intl
Nov 19
IAD7:01 amWashington, D.C. Dulles Intl
15h 19m
2 stops
ITO5:20 pmHilo Intl
$1,274
Find similar

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

Our best American Airlines deals on Hilo to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Nov 13
ITO4:34 pmHilo Intl
16h 01m
3 stops
IAD1:35 pmWashington, D.C. Dulles Intl
Nov 19
IAD6:04 amWashington, D.C. Dulles Intl
15h 00m
2 stops
ITO4:04 pmHilo Intl
$1,561
Find similar
American Airlines
Nov 13
ITO4:34 pmHilo Intl
16h 01m
3 stops
IAD1:35 pmWashington, D.C. Dulles Intl
Nov 19
IAD6:04 amWashington, D.C. Dulles Intl
15h 00m
2 stops
ITO4:04 pmHilo Intl
$1,586
Find similar
American Airlines
Nov 13
ITO7:43 pmHilo Intl
15h 28m
3 stops
IAD4:11 pmWashington, D.C. Dulles Intl
Nov 19
IAD6:04 amWashington, D.C. Dulles Intl
15h 00m
2 stops
ITO4:04 pmHilo Intl
$1,609
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Hilo to Washington, D.C. Dulles Intl Airport 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 October 23, 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

Fly to

Route

Depart

Return

Price

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Mon 11/3

6:43 pm-4:40 pm

2 stops16h 57m

Washington, D.C. Dulles Intl

Mon 11/17

6:13 pm-8:30 pm

2 stops31h 17m

$780

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 11/5

7:43 pm-4:26 pm

2 stops15h 43m

Washington, D.C. Dulles Intl

Wed 11/12

6:00 am-7:01 pm

2 stops18h 01m

$890

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Thu 11/13

11:16 am-9:10 am

2 stops16h 54m

Washington, D.C. Dulles Intl

Wed 11/19

7:01 am-5:20 pm

2 stops15h 19m

$1,057

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 11/5

9:00 pm-4:40 pm

2 stops14h 40m

Washington, D.C. Dulles Intl

Sun 11/9

7:43 am-5:20 pm

2 stops14h 37m

$1,164

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Thu 11/13

1:52 pm-11:07 am

2 stops16h 15m

Washington, D.C. Dulles Intl

Wed 11/19

7:01 am-8:30 pm

2 stops18h 29m

$1,247

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Thu 11/13

1:52 pm-11:07 am

2 stops16h 15m

Washington, D.C. Dulles Intl

Wed 11/19

7:01 am-5:20 pm

2 stops15h 19m

$1,274

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Thu 11/13

4:34 pm-1:35 pm

3 stops16h 01m

Washington, D.C. Dulles Intl

Wed 11/19

6:04 am-4:04 pm

2 stops15h 00m

$1,561

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Thu 11/13

4:34 pm-1:35 pm

3 stops16h 01m

Washington, D.C. Dulles Intl

Wed 11/19

6:04 am-4:04 pm

2 stops15h 00m

$1,586

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Thu 11/13

7:43 pm-4:11 pm

3 stops15h 28m

Washington, D.C. Dulles Intl

Wed 11/19

6:04 am-4:04 pm

2 stops15h 00m

$1,609

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 11/5

7:43 pm-7:21 pm

3 stops18h 38m

Washington, D.C. Dulles Intl

Wed 11/12

6:04 am-4:04 pm

2 stops15h 00m

$1,659

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Washington, D.C. from

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

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 Hilo to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 17% on your flight if you consider stops on a Hilo to Washington, D.C. Dulles Intl Airport flight.

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

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

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

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

Direct flights

None
There are no direct flights from Hilo to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Hilo to Washington, D.C. Dulles Intl Airport.
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  • How far is Hilo Intl to Washington, D.C. Dulles Intl by plane?

    The distance between Hilo Intl and Washington, D.C. Dulles Intl is about 4719.4 mi. 14h 40m is a normal flight duration for this route.

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

    Prices for flights from Hilo Intl Airport to Washington, D.C. Dulles Intl Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Hilo Intl Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Manassas
Reston
Fairfax
Gaithersburg
Sterling

Why use momondo?

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

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 Hilo to Washington, D.C. for you.

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

Yes. momondo allows you to filter the results for Hilo to Washington, D.C. flights to just show those with flexible booking policies.

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

Once you have performed a search for Hilo to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Hilo and alert you when they change.

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