$263+ Flights from Washington, D.C. to Hilo

One-way flight from Washington, D.C. (WAS) to Hilo Intl

Highest demand for flights based on searches. 10% potential increase in price ($113 potential increase over avg. RT price).

Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).

Average for round-trip flights in June 2025

Find flight deals from Washington, D.C. to Hilo

Cheapest flights from Washington, D.C. to Hilo
Explore the most affordable flight options available from Washington, D.C. to Hilo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Tue 10/147:55 amBWI - ITO

2 stops17h 24mAlaska Airlines

Tue 10/219:00 pmITO - BWI

2 stops14h 12mAlaska Airlines

Deal found 6/11

$526

Tue 10/148:59 amDCA - ITO

2 stops17h 28mAlaska Airlines

Tue 10/216:55 pmITO - DCA

2 stops19h 34mAlaska Airlines

Deal found 6/11

$540

Tue 10/145:47 pmIAD - ITO

2 stops32h 40mAlaska Airlines

Fri 10/177:45 amITO - IAD

2 stops17h 48mAlaska Airlines

Deal found 6/11

$570

Sun 10/1210:05 pmIAD - ITO

2 stops25h 41mUnited Airlines

Mon 10/208:35 amITO - IAD

2 stops16h 21mUnited Airlines

Deal found 6/11

$888

Fri 7/116:05 amBWI - ITO

2 stops42h 24mUnited Airlines

Mon 7/147:00 pmITO - BWI

2 stops31h 07mUnited Airlines

Deal found 6/10

$911

Thu 9/117:30 amIAD - ITO

2 stops20h 46mDelta

Thu 9/1812:20 pmITO - IAD

2 stops14h 29mDelta

Deal found 6/11

$911

Mon 6/306:05 amDCA - ITO

2 stops16h 49mDelta

Tue 7/87:00 pmITO - DCA

2 stops15h 00mDelta

Deal found 6/12

$968

Sun 6/297:25 amDCA - ITO

2 stops17h 04mUnited Airlines

Wed 7/95:25 pmITO - DCA

2 stops15h 40mUnited Airlines

Deal found 6/12

$990

Wed 7/237:45 amBWI - ITO

2 stops16h 25mSouthwest

Thu 7/316:00 amITO - BWI

2 stops17h 10mSouthwest

Deal found 6/11

$994

Thu 8/75:35 amBWI - ITO

2 stops16h 20mDelta

Sun 8/1012:14 pmITO - BWI

2 stops16h 29mDelta

Deal found 6/10

$1,264

Thu 9/116:41 amBWI - ITO

3 stops19h 47mAmerican Airlines

Thu 9/1810:59 amITO - BWI

3 stops17h 14mAmerican Airlines

Deal found 6/11

$1,343

Thu 9/116:25 amIAD - ITO

3 stops20h 03mAmerican Airlines

Thu 9/182:56 pmITO - IAD

2 stops14h 01mAmerican Airlines

Deal found 6/12

$1,475

Best flights from Washington, D.C. to Hilo
Discover carefully curated flight deals from Washington, D.C. to Hilo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Sat 9/65:52 pmIAD - ITO

2 stops29h 45mAlaska Airlines

Sat 9/138:36 amITO - IAD

2 stops16h 56mAlaska Airlines

Deal found 6/10

$615

Fri 7/116:05 amBWI - ITO

2 stops42h 24mUnited Airlines

Mon 7/147:00 pmITO - BWI

2 stops31h 07mUnited Airlines

Deal found 6/10

$911

Mon 6/306:05 amDCA - ITO

2 stops16h 49mDelta

Tue 7/87:00 pmITO - DCA

2 stops15h 00mDelta

Deal found 6/12

$968

Wed 7/237:45 amBWI - ITO

2 stops16h 25mSouthwest

Thu 7/316:00 amITO - BWI

2 stops17h 10mSouthwest

Deal found 6/11

$994

Sat 9/66:25 amIAD - ITO

3 stops20h 03mAmerican Airlines

Sat 9/1310:59 amITO - IAD

3 stops15h 47mAmerican Airlines

Deal found 6/10

$1,563

Sat 9/68:30 amIAD - ITO

1 stop14h 27mMultiple Airlines

Sat 9/1312:20 pmITO - IAD

1 stop12h 26mMultiple Airlines

Deal found 6/10

$1,819

Thu 7/177:51 amBWI - ITO

2 stops15h 47mAlaska Airlines

Mon 7/287:49 amITO - BWI

2 stops16h 30mAlaska Airlines

Deal found 6/10

$927

Mon 6/307:40 amIAD - ITO

2 stops20h 05mDelta

Wed 7/912:14 pmITO - IAD

2 stops17h 48mDelta

Deal found 6/12

$968

Tue 7/155:45 pmIAD - ITO

2 stops30h 44mUnited Airlines

Fri 7/257:49 amITO - IAD

2 stops18h 43mUnited Airlines

Deal found 6/9

$981

Wed 7/238:00 amDCA - ITO

2 stops19h 45mAlaska Airlines

Thu 7/311:25 pmITO - DCA

2 stops26h 17mAlaska Airlines

Deal found 6/11

$962

Sun 6/297:25 amDCA - ITO

2 stops17h 04mUnited Airlines

Wed 7/95:25 pmITO - DCA

2 stops15h 40mUnited Airlines

Deal found 6/12

$990

Thu 8/75:35 amBWI - ITO

2 stops16h 20mDelta

Sun 8/1012:14 pmITO - BWI

2 stops16h 29mDelta

Deal found 6/10

$1,264

Last-minute flights from Washington, D.C. to Hilo
Discover last-minute flight deals from Washington, D.C. to Hilo. Data last updated June 12, 2025 and is based on user searches.

Thu 6/266:43 amBWI - ITO

3 stops19h 46mAmerican Airlines

Mon 6/3010:44 amITO - BWI

3 stops17h 07mAmerican Airlines

Deal found 6/11

$1,846

Fri 6/276:55 amIAD - ITO

3 stops19h 34mAmerican Airlines

Tue 7/19:00 pmITO - IAD

3 stops16h 44mAmerican Airlines

Deal found 6/11

$1,937

Mon 6/307:40 amIAD - ITO

2 stops20h 05mDelta

Wed 7/912:14 pmITO - IAD

2 stops17h 48mDelta

Deal found 6/12

$968

Fri 7/116:05 amBWI - ITO

2 stops42h 24mUnited Airlines

Mon 7/147:00 pmITO - BWI

2 stops31h 07mUnited Airlines

Deal found 6/10

$911

Tue 7/155:45 pmIAD - ITO

2 stops30h 44mUnited Airlines

Fri 7/257:49 amITO - IAD

2 stops18h 43mUnited Airlines

Deal found 6/9

$981

Tue 7/157:00 amDCA - ITO

2 stops16h 38mUnited Airlines

Fri 7/257:49 amITO - DCA

3 stops32h 53mUnited Airlines

Deal found 6/9

$1,078

Thu 7/177:51 amBWI - ITO

2 stops15h 47mAlaska Airlines

Mon 7/287:49 amITO - BWI

2 stops16h 30mAlaska Airlines

Deal found 6/10

$927

Sat 7/197:10 amBWI - ITO

2 stops14h 45mDelta

Tue 7/2912:14 pmITO - BWI

2 stops14h 23mDelta

Deal found 6/10

$1,554

Wed 7/236:30 amIAD - ITO

2 stops16h 24mAlaska Airlines

Thu 7/311:25 pmITO - IAD

2 stops21h 00mAlaska Airlines

Deal found 6/11

$869

Wed 7/238:00 amDCA - ITO

2 stops19h 45mAlaska Airlines

Thu 7/311:25 pmITO - DCA

2 stops26h 17mAlaska Airlines

Deal found 6/11

$962

Wed 7/237:45 amBWI - ITO

2 stops16h 25mSouthwest

Thu 7/316:00 amITO - BWI

2 stops17h 10mSouthwest

Deal found 6/11

$994

Wed 7/237:25 amDCA - ITO

3 stops16h 13mMultiple Airlines

Thu 7/317:00 pmITO - DCA

2 stops14h 05mMultiple Airlines

Deal found 6/11

$2,430

One-way flights from Washington, D.C. to Hilo
Search for one-way flight options from Washington, D.C. to Hilo. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Mon 8/257:00 amIAD - ITO

2 stops16h 37mAlaska Airlines

Deal found 6/10

$263

Mon 8/257:00 amBWI - ITO

2 stops21h 16mAlaska Airlines

Deal found 6/10

$318

Mon 8/258:00 amDCA - ITO

2 stops20h 16mAlaska Airlines

Deal found 6/10

$338

Mon 6/306:05 amDCA - ITO

2 stops18h 24mDelta

Deal found 6/12

$527

Mon 6/308:00 pmDCA - ITO

3 stops27h 38mUnited Airlines

Deal found 6/10

$702

Mon 6/305:18 pmIAD - ITO

3 stops30h 20mUnited Airlines

Deal found 6/10

$702

Mon 6/305:20 pmBWI - ITO

3 stops30h 18mUnited Airlines

Deal found 6/10

$709

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Hilo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreHilo

BWI - ITO

BWIITO

Baltimore/Washington

Tue 10/14

7:55 am-7:19 pm

2 stops17h 24m

Hilo Intl

Tue 10/21

9:00 pm-5:12 pm

2 stops14h 12m

$526

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Tue 10/14

8:59 am-8:27 pm

2 stops17h 28m

Hilo Intl

Tue 10/21

6:55 pm-8:29 pm

2 stops19h 34m

$540

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Tue 10/14

5:47 pm-8:27 pm

2 stops32h 40m

Hilo Intl

Fri 10/17

7:45 am-7:33 am

2 stops17h 48m

$570

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sun 10/12

10:05 pm-5:46 pm

2 stops25h 41m

Hilo Intl

Mon 10/20

8:35 am-6:56 am

2 stops16h 21m

$888

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Thu 9/11

7:30 am-10:16 pm

2 stops20h 46m

Hilo Intl

Thu 9/18

12:20 pm-8:49 am

2 stops14h 29m

$911

BaltimoreHilo

BWI - ITO

BWIITO

Baltimore/Washington

Fri 7/11

6:05 am-6:29 pm

2 stops42h 24m

Hilo Intl

Mon 7/14

7:00 pm-8:07 am

2 stops31h 07m

$911

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Mon 6/30

6:05 am-4:54 pm

2 stops16h 49m

Hilo Intl

Tue 7/8

7:00 pm-4:00 pm

2 stops15h 00m

$968

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Sun 6/29

7:25 am-6:29 pm

2 stops17h 04m

Hilo Intl

Wed 7/9

5:25 pm-3:05 pm

2 stops15h 40m

$990

BaltimoreHilo

BWI - ITO

BWIITO

Baltimore/Washington

Wed 7/23

7:45 am-6:10 pm

2 stops16h 25m

Hilo Intl

Thu 7/31

6:00 am-5:10 am

2 stops17h 10m

$994

BaltimoreHilo

BWI - ITO

BWIITO

Baltimore/Washington

Thu 8/7

5:35 am-3:55 pm

2 stops16h 20m

Hilo Intl

Sun 8/10

12:14 pm-10:43 am

2 stops16h 29m

$1,264

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 23 results

Best time to book a flight from Washington, D.C. to Hilo

Have a flexible travel schedule? Discover the best time to fly to Hilo from Washington, D.C. with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Hilo

What is the cheapest month to book a flight from Washington, D.C. to Hilo?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Hilo (average of $330). Flying from Washington, D.C. to Hilo in July is currently the most expensive (average of $726). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Hilo by month

In terms of precipitation, rainfall in Hilo ranges from 7.4 - 15.5 inches per month. November is typically the wettest month, when rainfall can reach 15.5 in. June is typically the driest time to visit Hilo when rainfall is around 7.4 in.

Temperature in Hilo by month

If weather is an important factor for your trip to Hilo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 71.6 F).

Reviews of airlines servicing Hilo

Read through reviews of airlines operating flights from Washington, D.C. to Hilo, such as Alaska Airlines, Southwest and Delta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

8.0

Very good

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

8.0

Very good

8.0

Very good

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Southwest

8.0

Very good

4,287 reviews

8.0

Very good

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,950 reviews

8.0

Very good

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,790 reviews

8.0

Very good

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

8.0

Very good

Dulles Intl to Honolulu flights

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What airport do you fly into for flights to Hilo from Washington, D.C.?
If you book a flight to Hilo from Washington, D.C., you will be flying to Hilo Intl, which is the city’s only airport. Hilo Intl (ITO) is located 3.0 mi from the center of Hilo. There are 0 flights from Washington, D.C. to Hilo Intl per day from 3 different airlines.
What are the cheapest airlines flying from Washington, D.C. to Hilo round-trip?
Currently priced at $615, Alaska Airlines will fly you from Washington, D.C. to Hilo and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $911 and $968, respectively. Alaska Airlines is priced at 35% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Washington, D.C. to Hilo one-way?
The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $263. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Washington, D.C. to Hilo for a low price.
What are the most popular routes from Washington, D.C. to Hilo?
The most popular route from Washington, D.C. to Hilo is Washington, D.C. Dulles Intl - Hilo Intl. You may also consider Baltimore/Washington - Hilo Intl or Washington, D.C. Reagan-National - Hilo Intl.
Can I find deals for flights from Washington, D.C. to Hilo that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Hilo flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Hilo?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Hilo.
Can I find deals for business class flights from Washington, D.C. to Hilo?
Yes. Cheapflights offers flight deals from Washington, D.C. to Hilo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. to Hilo?
Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Hilo (average of $330). Flying from Washington, D.C. to Hilo in July is currently the most expensive (average of $726). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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