What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Hilo Intl?

United Airlines is the most popular carrier operating from Washington, D.C. Dulles Intl to Hilo Intl

What airlines fly to Hilo?

United Airlines, Delta and Alaska Airlines 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 76% of people opting to fly with this airline when traveling to Hilo. Keep in mind that there are 3 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.

$311 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.

9:03 am - 6:17 pm

IAD

ITO

15h 14m

2 stops

6:00 am - 5:40 am

ITO

IAD

17h 40m

2 stops

$648Multiple Airlines

Tue, Sep 22 - Wed, Sep 23

7:00 am - 8:13 pm

IAD

ITO

19h 13m

2 stops

6:00 am - 5:40 am

ITO

IAD

17h 40m

2 stops

$654Multiple Airlines

Sun, Aug 30 - Wed, Sep 30

5:57 pm - 6:17 pm

IAD

ITO

30h 20m

2 stops

7:44 pm - 4:54 pm

ITO

IAD

15h 10m

2 stops

$694Multiple Airlines

Mon, Sep 14 - Tue, Sep 22

6:03 am - 9:59 pm

IAD

ITO

21h 56m

2 stops

7:44 pm - 5:40 am

ITO

IAD

27h 56m

2 stops

$725Multiple Airlines

Sat, Aug 15 - Mon, Sep 14

7:00 am - 9:54 pm

IAD

ITO

20h 54m

2 stops

8:45 pm - 5:40 am

ITO

IAD

26h 55m

2 stops

$734Multiple Airlines

Thu, Aug 27 - Mon, Sep 7

9:03 am - 6:17 pm

IAD

ITO

15h 14m

2 stops

6:00 am - 5:40 am

ITO

IAD

17h 40m

2 stops

$749Multiple Airlines

Tue, Sep 22 - Wed, Sep 23

7:35 pm - 5:26 pm

IAD

ITO

27h 51m

2 stops

7:35 am - 5:40 am

ITO

IAD

16h 05m

2 stops

$754Multiple Airlines

Sun, Aug 30 - Wed, Sep 30

7:00 am - 4:12 pm

IAD

ITO

15h 12m

2 stops

7:44 pm - 6:14 pm

ITO

IAD

16h 30m

2 stops

$755Multiple Airlines

Tue, Sep 22 - Wed, Sep 23

9:30 am - 6:17 pm

IAD

ITO

14h 47m

2 stops

7:59 pm - 11:59 pm

ITO

IAD

22h 00m

2 stops

$756Multiple Airlines

Wed, Aug 5 - Tue, Aug 11

7:00 am - 9:54 pm

IAD

ITO

20h 54m

2 stops

8:45 pm - 5:40 am

ITO

IAD

26h 55m

2 stops

$765Multiple Airlines

Sat, Aug 29 - Mon, Sep 7

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

Aug 1

IAD6:20 amWashington, D.C. Dulles Intl

19h 53m

2 stops

ITO8:13 pmHilo Intl

Aug 12

ITO7:59 pmHilo Intl

36h 03m

2 stops

IAD2:02 pmWashington, D.C. Dulles Intl

$919

American Airlines

Aug 2

IAD6:20 amWashington, D.C. Dulles Intl

19h 53m

2 stops

ITO8:13 pmHilo Intl

Aug 12

ITO8:45 pmHilo Intl

35h 17m

2 stops

IAD2:02 pmWashington, D.C. Dulles Intl

$962

American Airlines

Aug 5

IAD6:09 amWashington, D.C. Dulles Intl

14h 18m

2 stops

ITO2:27 pmHilo Intl

Sep 4

ITO8:45 pmHilo Intl

15h 42m

3 stops

IAD6:27 pmWashington, D.C. Dulles Intl

$1,019

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

Aug 22

IAD8:30 amWashington, D.C. Dulles Intl

11h 55m

1 stop

ITO2:25 pmHilo Intl

Aug 30

ITO7:44 pmHilo Intl

14h 39m

2 stops

IAD4:23 pmWashington, D.C. Dulles Intl

$1,026

United Airlines

Jul 13

IAD8:30 amWashington, D.C. Dulles Intl

16h 42m

1 stop

ITO7:12 pmHilo Intl

Jul 23

ITO11:27 amHilo Intl

12h 53m

1 stop

IAD6:20 amWashington, D.C. Dulles Intl

$1,083

United Airlines

Jul 4

IAD8:30 amWashington, D.C. Dulles Intl

11h 57m

1 stop

ITO2:27 pmHilo Intl

Jul 10

ITO12:45 pmHilo Intl

11h 35m

1 stop

IAD6:20 amWashington, D.C. Dulles Intl

$1,092

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

Cheapest round-trip

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Tue 9/22

9:03 am-6:17 pm

2 stops15h 14m

Hilo Intl

Wed 9/23

6:00 am-5:40 am

2 stops17h 40m

$648

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sun 8/30

7:00 am-8:13 pm

2 stops19h 13m

Hilo Intl

Wed 9/30

6:00 am-5:40 am

2 stops17h 40m

$654

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Mon 9/14

5:57 pm-6:17 pm

2 stops30h 20m

Hilo Intl

Tue 9/22

7:44 pm-4:54 pm

2 stops15h 10m

$694

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sat 8/15

6:03 am-9:59 pm

2 stops21h 56m

Hilo Intl

Mon 9/14

7:44 pm-5:40 am

2 stops27h 56m

$725

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Thu 8/27

7:00 am-9:54 pm

2 stops20h 54m

Hilo Intl

Mon 9/7

8:45 pm-5:40 am

2 stops26h 55m

$734

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Tue 9/22

9:03 am-6:17 pm

2 stops15h 14m

Hilo Intl

Wed 9/23

6:00 am-5:40 am

2 stops17h 40m

$749

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sun 8/30

7:35 pm-5:26 pm

2 stops27h 51m

Hilo Intl

Wed 9/30

7:35 am-5:40 am

2 stops16h 05m

$754

Quickest round-trip

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Tue 9/22

7:00 am-4:12 pm

2 stops15h 12m

Hilo Intl

Wed 9/23

7:44 pm-6:14 pm

2 stops16h 30m

$755

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Wed 8/5

9:30 am-6:17 pm

2 stops14h 47m

Hilo Intl

Tue 8/11

7:59 pm-11:59 pm

2 stops22h 00m

$756

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sat 8/29

7:00 am-9:54 pm

2 stops20h 54m

Hilo Intl

Mon 9/7

8:45 pm-5:40 am

2 stops26h 55m

$765

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 28% 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 47m
Direct flights	None

The fastest flight from Washington, D.C. Dulles Intl Airport to Hilo takes 14h 47m

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

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Hilo

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 47m.
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.