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, 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 72% 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.

$309 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

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 8:13 pm

IAD

ITO

19h 13m

2 stops

7:35 am - 5:40 am

ITO

IAD

16h 05m

2 stops

$615Multiple Airlines

Mon, Sep 28 - Tue, Sep 29

7:00 am - 7:12 pm

IAD

ITO

18h 12m

2 stops

6:49 pm - 6:14 pm

ITO

IAD

17h 25m

2 stops

$621Multiple Airlines

Wed, Sep 9 - Tue, Sep 15

7:00 am - 7:12 pm

IAD

ITO

18h 12m

2 stops

5:58 pm - 4:54 pm

ITO

IAD

16h 56m

2 stops

$665Multiple Airlines

Sun, Aug 30 - Wed, Sep 30

7:00 am - 8:13 pm

IAD

ITO

19h 13m

2 stops

6:49 pm - 6:14 pm

ITO

IAD

17h 25m

2 stops

$688Multiple Airlines

Mon, Aug 24 - Mon, Aug 31

9:00 am - 9:33 pm

IAD

ITO

18h 33m

2 stops

5:59 pm - 5:41 pm

ITO

IAD

17h 42m

2 stops

$722Multiple Airlines

Mon, May 4 - Mon, May 11

7:00 am - 8:13 pm

IAD

ITO

19h 13m

2 stops

5:58 pm - 6:14 pm

ITO

IAD

18h 16m

2 stops

$753Multiple Airlines

Mon, Sep 7 - Sat, Sep 12

7:10 am - 7:13 pm

IAD

ITO

18h 03m

2 stops

5:59 pm - 5:41 pm

ITO

IAD

17h 42m

2 stops

$756Multiple Airlines

Sun, May 3 - Sat, May 9

7:10 am - 7:13 pm

IAD

ITO

18h 03m

2 stops

7:44 pm - 5:41 pm

ITO

IAD

15h 57m

2 stops

$791Multiple Airlines

Sun, May 3 - Sat, May 9

7:00 am - 7:12 pm

IAD

ITO

18h 12m

2 stops

5:58 pm - 6:14 pm

ITO

IAD

18h 16m

2 stops

$797Multiple Airlines

Sun, Sep 20 - Sat, Sep 26

7:10 am - 5:39 pm

IAD

ITO

16h 29m

2 stops

7:04 pm - 5:42 pm

ITO

IAD

16h 38m

2 stops

$820Multiple Airlines

Thu, May 7 - Tue, May 19

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 12

IAD6:30 amWashington, D.C. Dulles Intl

17h 09m

2 stops

ITO5:39 pmHilo Intl

May 19

ITO9:26 amHilo Intl

14h 46m

2 stops

IAD6:12 amWashington, D.C. Dulles Intl

$975

United Airlines

May 7

IAD8:20 amWashington, D.C. Dulles Intl

19h 13m

3 stops

ITO9:33 pmHilo Intl

May 13

ITO7:04 pmHilo Intl

16h 28m

2 stops

IAD5:32 pmWashington, D.C. Dulles Intl

$980

United Airlines

May 4

IAD8:20 amWashington, D.C. Dulles Intl

19h 13m

3 stops

ITO9:33 pmHilo Intl

May 11

ITO6:44 pmHilo Intl

14h 03m

2 stops

IAD2:47 pmWashington, D.C. Dulles Intl

$999

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

Apr 16

IAD6:00 amWashington, D.C. Dulles Intl

17h 27m

2 stops

ITO5:27 pmHilo Intl

Apr 20

ITO12:21 pmHilo Intl

14h 54m

2 stops

IAD9:15 amWashington, D.C. Dulles Intl

$1,005

Delta

Apr 16

IAD6:00 amWashington, D.C. Dulles Intl

17h 27m

2 stops

ITO5:27 pmHilo Intl

Apr 20

ITO12:21 pmHilo Intl

17h 21m

2 stops

IAD11:42 amWashington, D.C. Dulles Intl

$1,025

Delta

Apr 16

IAD6:00 amWashington, D.C. Dulles Intl

17h 27m

2 stops

ITO5:27 pmHilo Intl

Apr 20

ITO10:56 amHilo Intl

16h 19m

2 stops

IAD9:15 amWashington, D.C. Dulles Intl

$1,035

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

Mon 9/28

7:00 am-8:13 pm

2 stops19h 13m

Hilo Intl

Tue 9/29

7:35 am-5:40 am

2 stops16h 05m

$615

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Wed 9/9

7:00 am-7:12 pm

2 stops18h 12m

Hilo Intl

Tue 9/15

6:49 pm-6:14 pm

2 stops17h 25m

$621

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sun 8/30

7:00 am-7:12 pm

2 stops18h 12m

Hilo Intl

Wed 9/30

5:58 pm-4:54 pm

2 stops16h 56m

$665

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Mon 8/24

7:00 am-8:13 pm

2 stops19h 13m

Hilo Intl

Mon 8/31

6:49 pm-6:14 pm

2 stops17h 25m

$688

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Mon 5/4

9:00 am-9:33 pm

2 stops18h 33m

Hilo Intl

Mon 5/11

5:59 pm-5:41 pm

2 stops17h 42m

$722

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Mon 9/7

7:00 am-8:13 pm

2 stops19h 13m

Hilo Intl

Sat 9/12

5:58 pm-6:14 pm

2 stops18h 16m

$753

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sun 5/3

7:10 am-7:13 pm

2 stops18h 03m

Hilo Intl

Sat 5/9

5:59 pm-5:41 pm

2 stops17h 42m

$756

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sun 5/3

7:10 am-7:13 pm

2 stops18h 03m

Hilo Intl

Sat 5/9

7:44 pm-5:41 pm

2 stops15h 57m

$791

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sun 9/20

7:00 am-7:12 pm

2 stops18h 12m

Hilo Intl

Sat 9/26

5:58 pm-6:14 pm

2 stops18h 16m

$797

Quickest round-trip

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Thu 5/7

7:10 am-5:39 pm

2 stops16h 29m

Hilo Intl

Tue 5/19

7:04 pm-5:42 pm

2 stops16h 38m

$820

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.