What airlines fly to Hilo?

United Airlines, Alaska Airlines and Delta are the top three most popular airlines that fly to Hilo from Washington, D.C. Dulles Intl Airport according to our data. United Airlines is the first choice among our users, with 73% of people opting to fly with this airline when traveling to Hilo. Keep in mind that there are 4 different airlines that fly to Hilo on a routine basis, so you have a few additional options to choose from.

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.

$282 Cheap Flights from Washington, D.C. Dulles Intl Airport to Hilo in 2026

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Hilo

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:00 am - 9:33 pm

IAD

ITO

18h 33m

2 stops

1:47 pm - 12:09 am

ITO

IAD

28h 22m

2 stops

$541Multiple Airlines

Wed, Apr 29 - Wed, May 6

7:10 am - 5:39 pm

IAD

ITO

16h 29m

2 stops

1:47 pm - 12:09 am

ITO

IAD

28h 22m

2 stops

$553Multiple Airlines

Mon, May 4 - Thu, May 7

7:10 am - 9:33 pm

IAD

ITO

20h 23m

2 stops

12:24 pm - 12:09 am

ITO

IAD

29h 45m

2 stops

$561Multiple Airlines

Wed, Apr 29 - Mon, May 11

7:10 am - 5:39 pm

IAD

ITO

16h 29m

2 stops

12:24 pm - 12:09 am

ITO

IAD

29h 45m

2 stops

$573Multiple Airlines

Mon, May 4 - Mon, May 11

7:10 am - 10:33 pm

IAD

ITO

21h 23m

2 stops

1:47 pm - 12:09 am

ITO

IAD

28h 22m

2 stops

$592Multiple Airlines

Sat, May 2 - Wed, May 6

7:10 am - 9:33 pm

IAD

ITO

20h 23m

2 stops

12:24 pm - 12:09 am

ITO

IAD

29h 45m

2 stops

$601Multiple Airlines

Wed, Apr 29 - Fri, May 8

7:10 am - 9:33 pm

IAD

ITO

20h 23m

2 stops

7:44 pm - 12:09 am

ITO

IAD

22h 25m

2 stops

$604Multiple Airlines

Wed, Apr 29 - Sun, May 10

7:10 am - 10:33 pm

IAD

ITO

21h 23m

2 stops

1:47 pm - 11:59 pm

ITO

IAD

28h 12m

2 stops

$612Multiple Airlines

Sat, May 2 - Tue, May 12

7:10 am - 5:39 pm

IAD

ITO

16h 29m

2 stops

12:24 pm - 12:09 am

ITO

IAD

29h 45m

2 stops

$613Multiple Airlines

Mon, May 4 - Fri, May 8

7:10 am - 5:39 pm

IAD

ITO

16h 29m

2 stops

9:00 pm - 12:09 am

ITO

IAD

21h 09m

2 stops

$616Multiple Airlines

Mon, May 4 - Sun, May 10

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

Mar 5

IAD6:00 amWashington, D.C. Dulles Intl

17h 46m

2 stops

ITO6:46 pmHilo Intl

Mar 9

ITO6:44 pmHilo Intl

15h 47m

3 stops

IAD4:31 pmWashington, D.C. Dulles Intl

$1,519

American Airlines

Mar 4

IAD5:00 amWashington, D.C. Dulles Intl

18h 46m

3 stops

ITO6:46 pmHilo Intl

Mar 8

ITO5:59 pmHilo Intl

22h 54m

2 stops

IAD10:53 pmWashington, D.C. Dulles Intl

$1,599

American Airlines

Mar 4

IAD5:00 amWashington, D.C. Dulles Intl

18h 46m

3 stops

ITO6:46 pmHilo Intl

Mar 8

ITO6:44 pmHilo Intl

16h 06m

3 stops

IAD4:50 pmWashington, D.C. Dulles Intl

$1,676

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

May 2

IAD8:20 amWashington, D.C. Dulles Intl

20h 13m

3 stops

ITO10:33 pmHilo Intl

May 11

ITO9:00 pmHilo Intl

21h 45m

2 stops

IAD12:45 amWashington, D.C. Dulles Intl

$626

United Airlines

May 3

IAD10:11 pmWashington, D.C. Dulles Intl

27h 02m

2 stops

ITO7:13 pmHilo Intl

May 12

ITO10:56 amHilo Intl

14h 39m

2 stops

IAD7:35 amWashington, D.C. Dulles Intl

$632

United Airlines

May 1

IAD10:35 pmWashington, D.C. Dulles Intl

29h 58m

2 stops

ITO10:33 pmHilo Intl

May 12

ITO10:56 amHilo Intl

14h 06m

2 stops

IAD7:02 amWashington, D.C. Dulles Intl

$683

momondo Fare Finder

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 4/29

9:00 am-9:33 pm

2 stops18h 33m

Hilo Intl

Wed 5/6

1:47 pm-12:09 am

2 stops28h 22m

$541

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Mon 5/4

7:10 am-5:39 pm

2 stops16h 29m

Hilo Intl

Thu 5/7

1:47 pm-12:09 am

2 stops28h 22m

$553

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Wed 4/29

7:10 am-9:33 pm

2 stops20h 23m

Hilo Intl

Mon 5/11

12:24 pm-12:09 am

2 stops29h 45m

$561

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Mon 5/4

7:10 am-5:39 pm

2 stops16h 29m

Hilo Intl

Mon 5/11

12:24 pm-12:09 am

2 stops29h 45m

$573

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sat 5/2

7:10 am-10:33 pm

2 stops21h 23m

Hilo Intl

Wed 5/6

1:47 pm-12:09 am

2 stops28h 22m

$592

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Wed 4/29

7:10 am-9:33 pm

2 stops20h 23m

Hilo Intl

Fri 5/8

12:24 pm-12:09 am

2 stops29h 45m

$601

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Wed 4/29

7:10 am-9:33 pm

2 stops20h 23m

Hilo Intl

Sun 5/10

7:44 pm-12:09 am

2 stops22h 25m

$604

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sat 5/2

7:10 am-10:33 pm

2 stops21h 23m

Hilo Intl

Tue 5/12

1:47 pm-11:59 pm

2 stops28h 12m

$612

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Mon 5/4

7:10 am-5:39 pm

2 stops16h 29m

Hilo Intl

Fri 5/8

12:24 pm-12:09 am

2 stops29h 45m

$613

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Mon 5/4

7:10 am-5:39 pm

2 stops16h 29m

Hilo Intl

Sun 5/10

9:00 pm-12:09 am

2 stops21h 09m

$616

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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.

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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.