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

United Airlines and American Airlines are the most popular carriers operating from Hilo Intl to Washington, D.C.

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

Prices for flights from Hilo Intl Airport to Washington, D.C. are refreshed on a daily basis.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hilo Intl Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The travel and health documents required for your trip to Washington, D.C. 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.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$348 Cheap Flights from Hilo to Washington, D.C. in 2026

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

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:41 pm - 5:20 pm

ITO

IAD

16h 39m

2 stops

6:20 pm - 9:24 pm

IAD

ITO

32h 04m

2 stops

$662Multiple Airlines

Wed, Feb 18 - Sun, Feb 22

7:41 pm - 5:20 pm

ITO

IAD

16h 39m

2 stops

6:20 pm - 9:24 pm

IAD

ITO

32h 04m

2 stops

$671Multiple Airlines

Wed, Feb 18 - Sun, Feb 22

6:44 pm - 5:22 pm

ITO

IAD

16h 38m

2 stops

7:00 am - 5:41 pm

IAD

ITO

16h 41m

2 stops

$804Multiple Airlines

Mon, Apr 6 - Mon, Apr 20

8:30 pm - 7:16 am

ITO

IAD

29h 46m

1 stop

6:20 am - 6:34 pm

IAD

ITO

17h 14m

2 stops

$900United Airlines

Wed, Feb 18 - Sun, Feb 22

8:23 am - 4:24 pm

ITO

BWI

26h 01m

3 stops

6:15 pm - 7:08 am

BWI

ITO

42h 53m

2 stops

$966United Airlines

Mon, Apr 6 - Mon, Apr 20

3:30 pm - 2:35 pm

ITO

BWI

17h 05m

2 stops

9:40 am - 9:45 pm

BWI

ITO

18h 05m

2 stops

$1,115Southwest

Mon, Apr 6 - Mon, Apr 20

9:58 am - 11:32 am

ITO

IAD

19h 34m

2 stops

6:00 am - 7:13 pm

IAD

ITO

19h 13m

2 stops

$1,298Delta

Wed, Mar 18 - Sat, Mar 21

8:57 am - 10:30 am

ITO

BWI

19h 33m

2 stops

5:40 am - 5:27 pm

BWI

ITO

17h 47m

2 stops

$1,338Delta

Wed, Mar 18 - Sat, Mar 21

3:09 pm - 1:32 pm

ITO

IAD

16h 23m

3 stops

6:00 am - 7:13 pm

IAD

ITO

19h 13m

2 stops

$1,571American Airlines

Wed, Mar 18 - Sat, Mar 21

3:09 pm - 1:32 pm

ITO

IAD

16h 23m

3 stops

6:00 am - 10:33 pm

IAD

ITO

22h 33m

2 stops

$1,595American Airlines

Wed, Mar 18 - Sat, Mar 21

Delta flights from Hilo to Washington, D.C.

Our best Delta deals on Hilo to Washington, D.C. flight tickets

Delta

Mar 18

ITO9:58 amHilo Intl

19h 34m

2 stops

IAD11:32 amWashington, D.C. Dulles Intl

Mar 21

IAD6:00 amWashington, D.C. Dulles Intl

19h 13m

2 stops

ITO7:13 pmHilo Intl

$1,298

Delta

Mar 18

ITO8:57 amHilo Intl

18h 13m

2 stops

IAD9:10 amWashington, D.C. Dulles Intl

Mar 21

IAD7:00 amWashington, D.C. Dulles Intl

19h 28m

2 stops

ITO8:28 pmHilo Intl

$1,338

Delta

Mar 18

ITO9:58 amHilo Intl

17h 12m

2 stops

DCA9:10 amWashington, D.C. Reagan-National

Mar 21

DCA7:00 amWashington, D.C. Reagan-National

18h 13m

2 stops

ITO7:13 pmHilo Intl

$1,421

American Airlines flights from Hilo to Washington, D.C.

Our best American Airlines deals on Hilo to Washington, D.C. flight tickets

American Airlines

Mar 18

ITO3:09 pmHilo Intl

16h 23m

3 stops

IAD1:32 pmWashington, D.C. Dulles Intl

Mar 21

IAD6:00 amWashington, D.C. Dulles Intl

19h 13m

2 stops

ITO7:13 pmHilo Intl

$1,571

American Airlines

Mar 18

ITO3:09 pmHilo Intl

16h 23m

3 stops

IAD1:32 pmWashington, D.C. Dulles Intl

Mar 21

IAD6:00 amWashington, D.C. Dulles Intl

22h 33m

2 stops

ITO10:33 pmHilo Intl

$1,595

American Airlines

Mar 21

ITO5:57 pmHilo Intl

16h 19m

3 stops

IAD4:16 pmWashington, D.C. Dulles Intl

Mar 28

IAD6:00 amWashington, D.C. Dulles Intl

22h 33m

2 stops

ITO10:33 pmHilo Intl

$2,408

Fly from

Fly to

Route

Depart

Return

Price

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 2/18

7:41 pm-5:20 pm

2 stops16h 39m

Washington, D.C. Dulles Intl

Sun 2/22

6:20 pm-9:24 pm

2 stops32h 04m

$662

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 2/18

7:41 pm-5:20 pm

2 stops16h 39m

Washington, D.C. Dulles Intl

Sun 2/22

6:20 pm-9:24 pm

2 stops32h 04m

$671

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Mon 4/6

6:44 pm-5:22 pm

2 stops16h 38m

Washington, D.C. Dulles Intl

Mon 4/20

7:00 am-5:41 pm

2 stops16h 41m

$804

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 2/18

8:30 pm-7:16 am

1 stop29h 46m

Washington, D.C. Dulles Intl

Sun 2/22

6:20 am-6:34 pm

2 stops17h 14m

$900

HiloBaltimore

ITO - BWI

ITOBWI

Hilo Intl

Mon 4/6

8:23 am-4:24 pm

3 stops26h 01m

Baltimore/Washington

Mon 4/20

6:15 pm-7:08 am

2 stops42h 53m

$966

HiloBaltimore

ITO - BWI

ITOBWI

Hilo Intl

Mon 4/6

3:30 pm-2:35 pm

2 stops17h 05m

Baltimore/Washington

Mon 4/20

9:40 am-9:45 pm

2 stops18h 05m

$1,115

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 3/18

9:58 am-11:32 am

2 stops19h 34m

Washington, D.C. Dulles Intl

Sat 3/21

6:00 am-7:13 pm

2 stops19h 13m

$1,298

HiloBaltimore

ITO - BWI

ITOBWI

Hilo Intl

Wed 3/18

8:57 am-10:30 am

2 stops19h 33m

Baltimore/Washington

Sat 3/21

5:40 am-5:27 pm

2 stops17h 47m

$1,338

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 3/18

3:09 pm-1:32 pm

3 stops16h 23m

Washington, D.C. Dulles Intl

Sat 3/21

6:00 am-7:13 pm

2 stops19h 13m

$1,571

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 3/18

3:09 pm-1:32 pm

3 stops16h 23m

Washington, D.C. Dulles Intl

Sat 3/21

6:00 am-10:33 pm

2 stops22h 33m

$1,595

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 Hilo to Washington, D.C.

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 Hilo to Washington, D.C. flights?

You could potentially save up to 35% on your flight if you consider stops on a Hilo to Washington, D.C. flight.

When to book flights from Hilo to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Hilo to Washington, D.C. 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. (ITO to WAS) flight deals and tips

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

Fastest flight time	15h 50m
Direct flights	None

The fastest flight from Hilo to Washington, D.C. takes 15h 50m

There are no direct flights from Hilo to Washington, D.C.. There are no popular flight routes from Hilo to Washington, D.C..

Search flight deals

How far is Hilo Intl to Washington, D.C. by plane?
There are 4741.9 mi between Hilo Intl and Washington, D.C.. Flights usually cover this in 15h 50m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Hilo Intl Airport to Washington, D.C.?
Prices for flights from Hilo Intl Airport to Washington, D.C. are refreshed on a daily basis.
How old do you have to be to fly from Hilo Intl Airport to Washington, D.C.?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hilo Intl Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents required for your trip to Washington, D.C. 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.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Tysons

Laurel

Colonial Beach

Silver Spring

Towson

Fredericksburg

Gaithersburg

Rockville

Manassas

Springfield

Fairfax

Linthicum Heights

Bethesda

Reston

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Hilo to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

Flights from Hilo to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Hilo to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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 not ready to book a flight from Hilo to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.