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

American Airlines and United Airlines are the most popular carriers 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 74% 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.

$378 Cheap Flights from Washington, D.C. Dulles Intl Airport to Hilo in 2026

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 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

19h 13m2 stops Seattle/Tacoma Intl Honolulu

7:35 am - 5:40 amITO Hilo Intl-IAD Washington, D.C. Dulles Intl

16h 05m2 stops Honolulu Seattle/Tacoma Intl

$647Multiple Airlines

Tue, Sep 1 - Wed, Sep 2

7:02 am - 8:13 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

19h 11m2 stops Seattle/Tacoma Intl Honolulu

6:49 pm - 5:50 pmITO Hilo Intl-IAD Washington, D.C. Dulles Intl

17h 01m2 stops Honolulu San Diego

$653Multiple Airlines

Tue, Oct 27 - Wed, Oct 28

9:03 am - 9:54 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

18h 51m2 stops Seattle/Tacoma Intl Honolulu

7:44 pm - 4:54 pmITO Hilo Intl-IAD Washington, D.C. Dulles Intl

15h 10m2 stops Honolulu Seattle/Tacoma Intl

$679Multiple Airlines

Wed, Sep 16 - Tue, Sep 22

7:00 am - 8:13 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

19h 13m2 stops Seattle/Tacoma Intl Honolulu

7:35 am - 5:40 amITO Hilo Intl-IAD Washington, D.C. Dulles Intl

16h 05m2 stops Honolulu Seattle/Tacoma Intl

$697Multiple Airlines

Tue, Sep 1 - Wed, Sep 2

7:00 am - 4:12 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

15h 12m2 stops Seattle/Tacoma Intl Honolulu

7:44 pm - 4:54 pmITO Hilo Intl-IAD Washington, D.C. Dulles Intl

15h 10m2 stops Honolulu Seattle/Tacoma Intl

$703Multiple Airlines

Sun, Aug 30 - Wed, Sep 30

6:14 am - 5:47 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

16h 33m2 stops Dallas/Fort Worth Honolulu

7:30 pm - 5:00 amITO Hilo Intl-IAD Washington, D.C. Dulles Intl

28h 30m2 stops Honolulu Los Angeles

$865American Airlines

Tue, Jan 19 - Sun, Jan 24

6:14 am - 5:47 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

16h 33m2 stops Dallas/Fort Worth Honolulu

7:30 pm - 5:00 amITO Hilo Intl-IAD Washington, D.C. Dulles Intl

28h 30m2 stops Honolulu Los Angeles

$865American Airlines

Wed, Jan 20 - Sun, Jan 24

6:14 am - 5:47 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

16h 33m2 stops Dallas/Fort Worth Honolulu

7:30 pm - 5:00 amITO Hilo Intl-IAD Washington, D.C. Dulles Intl

28h 30m2 stops Honolulu Los Angeles

$865American Airlines

Tue, Jan 19 - Mon, Jan 25

6:14 am - 5:47 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

16h 33m2 stops Dallas/Fort Worth Honolulu

7:30 pm - 5:00 amITO Hilo Intl-IAD Washington, D.C. Dulles Intl

28h 30m2 stops Honolulu Los Angeles

$865American Airlines

Tue, Jan 19 - Sat, Jan 23

6:14 am - 5:47 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

16h 33m2 stops Dallas/Fort Worth Honolulu

7:30 pm - 5:00 amITO Hilo Intl-IAD Washington, D.C. Dulles Intl

28h 30m2 stops Honolulu Los Angeles

$865American Airlines

Wed, Jan 20 - Mon, Jan 25

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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

Jan 18

IAD6:14 amWashington, D.C. Dulles Intl

16h 33m

2 stops

ITO5:47 pmHilo Intl

Jan 23

ITO7:30 pmHilo Intl

28h 30m

2 stops

IAD5:00 amWashington, D.C. Dulles Intl

$865

American Airlines

Nov 4

IAD6:00 amWashington, D.C. Dulles Intl

20h 54m

2 stops

ITO9:54 pmHilo Intl

Nov 7

ITO4:59 pmHilo Intl

15h 51m

2 stops

IAD1:50 pmWashington, D.C. Dulles Intl

$883

American Airlines

Jan 15

IAD6:10 amWashington, D.C. Dulles Intl

37h 11m

2 stops

ITO2:21 pmHilo Intl

Jan 24

ITO7:30 pmHilo Intl

28h 30m

2 stops

IAD5:00 amWashington, D.C. Dulles Intl

$921

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

Sep 2

IAD9:00 amWashington, D.C. Dulles Intl

16h 12m

2 stops

ITO7:12 pmHilo Intl

Sep 8

ITO7:44 pmHilo Intl

14h 39m

2 stops

IAD4:23 pmWashington, D.C. Dulles Intl

$1,086

United Airlines

Aug 15

IAD8:30 amWashington, D.C. Dulles Intl

12h 43m

1 stop

ITO3:13 pmHilo Intl

Aug 25

ITO11:27 amHilo Intl

16h 01m

2 stops

IAD9:28 amWashington, D.C. Dulles Intl

$1,169

United Airlines

Aug 10

IAD8:30 amWashington, D.C. Dulles Intl

12h 43m

1 stop

ITO3:13 pmHilo Intl

Aug 12

ITO7:59 pmHilo Intl

14h 19m

2 stops

IAD4:18 pmWashington, D.C. Dulles Intl

$1,296

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 Washington, D.C. Dulles Intl - ITO Hilo Intl

IADITO

Washington, D.C. Dulles Intl

Tue 9/1

7:00 am-8:13 pm

2 stops19h 13m

Hilo Intl

Wed 9/2

7:35 am-5:40 am

2 stops16h 05m

$647

Washington, D.C.Hilo

IAD Washington, D.C. Dulles Intl - ITO Hilo Intl

IADITO

Washington, D.C. Dulles Intl

Tue 10/27

7:02 am-8:13 pm

2 stops19h 11m

Hilo Intl

Wed 10/28

6:49 pm-5:50 pm

2 stops17h 01m

$653

Washington, D.C.Hilo

IAD Washington, D.C. Dulles Intl - ITO Hilo Intl

IADITO

Washington, D.C. Dulles Intl

Wed 9/16

9:03 am-9:54 pm

2 stops18h 51m

Hilo Intl

Tue 9/22

7:44 pm-4:54 pm

2 stops15h 10m

$679

Washington, D.C.Hilo

IAD Washington, D.C. Dulles Intl - ITO Hilo Intl

IADITO

Washington, D.C. Dulles Intl

Tue 9/1

7:00 am-8:13 pm

2 stops19h 13m

Hilo Intl

Wed 9/2

7:35 am-5:40 am

2 stops16h 05m

$697

Quickest round-trip

Washington, D.C.Hilo

IAD Washington, D.C. Dulles Intl - ITO Hilo Intl

IADITO

Washington, D.C. Dulles Intl

Sun 8/30

7:00 am-4:12 pm

2 stops15h 12m

Hilo Intl

Wed 9/30

7:44 pm-4:54 pm

2 stops15h 10m

$703

Washington, D.C.Hilo

IAD Washington, D.C. Dulles Intl - ITO Hilo Intl

IADITO

Washington, D.C. Dulles Intl

Tue 1/19

6:14 am-5:47 pm

2 stops16h 33m

Hilo Intl

Sun 1/24

7:30 pm-5:00 am

2 stops28h 30m

$865

Washington, D.C.Hilo

IAD Washington, D.C. Dulles Intl - ITO Hilo Intl

IADITO

Washington, D.C. Dulles Intl

Wed 1/20

6:14 am-5:47 pm

2 stops16h 33m

Hilo Intl

Sun 1/24

7:30 pm-5:00 am

2 stops28h 30m

$865

Washington, D.C.Hilo

IAD Washington, D.C. Dulles Intl - ITO Hilo Intl

IADITO

Washington, D.C. Dulles Intl

Tue 1/19

6:14 am-5:47 pm

2 stops16h 33m

Hilo Intl

Mon 1/25

7:30 pm-5:00 am

2 stops28h 30m

$865

Washington, D.C.Hilo

IAD Washington, D.C. Dulles Intl - ITO Hilo Intl

IADITO

Washington, D.C. Dulles Intl

Tue 1/19

6:14 am-5:47 pm

2 stops16h 33m

Hilo Intl

Sat 1/23

7:30 pm-5:00 am

2 stops28h 30m

$865

Washington, D.C.Hilo

IAD Washington, D.C. Dulles Intl - ITO Hilo Intl

IADITO

Washington, D.C. Dulles Intl

Wed 1/20

6:14 am-5:47 pm

2 stops16h 33m

Hilo Intl

Mon 1/25

7:30 pm-5:00 am

2 stops28h 30m

$865

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 1% 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 12m
Direct flights	None

The fastest flight from Washington, D.C. Dulles Intl Airport to Hilo takes 15h 12m

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 15h 12m.
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.