Washington, D.C.

$319+ Cheap flights from Hilo (ITO) to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
ITO — WAS
Feb 4 — Feb 111
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Hilo to Washington, D.C. with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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

Discover tips and strategies to find the most affordable flight options for your journey from Hilo (ITO) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$810
(United Airlines)

One-way from

$319
(Alaska Airlines)
Provider with most accurate pricing for Hilo Intl-Washington, D.C. (WAS) flight deals.
Provider most trusted by Cheapflights users for Hilo Intl-Washington, D.C. (WAS) flights.
From Hilo Intl to Washington, D.C. (WAS)
One-way flight from Hilo Intl to Washington, D.C. (WAS)

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

Cheapest flights from Hilo to Washington, D.C.
Explore the most affordable flight options available from Hilo to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2025.

This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/117:55 pmITO - DCA
2 stops15h 57mUnited Airlines
Mon 2/176:25 amDCA - ITO
2 stops16h 39mUnited Airlines
Deal found 1/28$810
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/138:25 amITO - IAD
1 stop17h 52mUnited Airlines
Mon 2/176:00 amIAD - ITO
2 stops41h 04mUnited Airlines
Deal found 1/28$831
This Alaska Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/135:55 pmITO - DCA
2 stops22h 04mAlaska Airlines
Mon 2/175:15 pmDCA - ITO
2 stops29h 58mAlaska Airlines
Deal found 1/28$838
This Alaska Airlines deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/45:35 pmITO - IAD
2 stops21h 09mAlaska Airlines
Sun 4/65:58 pmIAD - ITO
2 stops27h 47mAlaska Airlines
Deal found 1/29$950
This United Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/227:55 pmITO - BWI
2 stops29h 57mUnited Airlines
Sun 3/96:45 amBWI - ITO
2 stops17h 15mUnited Airlines
Deal found 1/30$982
This Delta deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/411:35 amITO - DCA
2 stops16h 59mDelta
Sun 4/67:00 amDCA - ITO
2 stops17h 00mDelta
Deal found 1/29$1,129
This American Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1410:25 amITO - BWI
2 stops22h 57mMultiple Airlines
Tue 2/186:03 amBWI - ITO
3 stops18h 21mMultiple Airlines
Deal found 1/30$1,374
This Delta deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/221:40 pmITO - BWI
2 stops17h 01mDelta
Sun 3/96:00 amBWI - ITO
2 stops17h 00mDelta
Deal found 1/30$1,481
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1312:40 pmITO - IAD
1 stop13h 37mMultiple Airlines
Mon 2/178:15 amIAD - ITO
1 stop14h 58mMultiple Airlines
Deal found 1/28$1,803

Find flights from Hilo to Washington, D.C. within your budget

Customize your flight search to find flights from Hilo to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Tue 2/11

7:55 pm-4:52 pm

2 stops15h 57m

Washington, D.C. Reagan-National

Mon 2/17

6:25 am-6:04 pm

2 stops16h 39m

$810

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Thu 2/13

8:25 am-7:17 am

1 stop17h 52m

Washington, D.C. Dulles Intl

Mon 2/17

6:00 am-6:04 pm

2 stops41h 04m

$831

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Thu 2/13

5:55 pm-8:59 pm

2 stops22h 04m

Washington, D.C. Reagan-National

Mon 2/17

5:15 pm-6:13 pm

2 stops29h 58m

$838

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Fri 4/4

5:35 pm-8:44 pm

2 stops21h 09m

Washington, D.C. Dulles Intl

Sun 4/6

5:58 pm-3:45 pm

2 stops27h 47m

$950

HiloBaltimore

ITO - BWI

ITOBWI

Hilo Intl

Sat 2/22

7:55 pm-6:52 am

2 stops29h 57m

Baltimore/Washington

Sun 3/9

6:45 am-6:00 pm

2 stops17h 15m

$982

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Fri 4/4

11:35 am-10:34 am

2 stops16h 59m

Washington, D.C. Reagan-National

Sun 4/6

7:00 am-6:00 pm

2 stops17h 00m

$1,129

HiloBaltimore

ITO - BWI

ITOBWI

Hilo Intl

Fri 2/14

10:25 am-2:22 pm

2 stops22h 57m

Baltimore/Washington

Tue 2/18

6:03 am-7:24 pm

3 stops18h 21m

$1,374

HiloBaltimore

ITO - BWI

ITOBWI

Hilo Intl

Sat 2/22

1:40 pm-11:41 am

2 stops17h 01m

Baltimore/Washington

Sun 3/9

6:00 am-5:00 pm

2 stops17h 00m

$1,481

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Thu 2/13

12:40 pm-7:17 am

1 stop13h 37m

Washington, D.C. Dulles Intl

Mon 2/17

8:15 am-6:13 pm

1 stop14h 58m

$1,803

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Mon 2/10

7:55 pm-4:23 pm

2 stops15h 28m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Showing 1-10 of 18 results
1
2

Compare providers for flights from Hilo to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hilo to Washington, D.C. in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Hilo-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hilo-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hilo-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hilo-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hilo-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Hilo 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.

Travel insights for flights from Hilo to Washington, D.C.

Get recent, data-driven insights about flights from Hilo to Washington, D.C. including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from ITO to WAS?

Find hourly flight availability from Hilo to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 30, 2025.

It’s typically best to fly out from Hilo to Washington, D.C. in the morning. Doing so could potentially save you 17% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C., 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated January 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Hilo to Washington, D.C. by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

8.0
Very good

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Hilo to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Hilo to Washington, D.C.?

    Hilo Intl (ITO), located 3.0 mi from the city center, is the airport you fly out of when you book flights from Hilo to Washington, D.C.. 1 airline have flights from Hilo Intl to Washington, D.C. on a regular basis. Booking flights from Hilo Intl to Washington, D.C. should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. per day.

  • What are the cheapest airlines flying from Hilo to Washington, D.C. round-trip?

    Our cheapest airline available from Hilo to Washington, D.C. is United Airlines. Our recent data shows that you can find tickets from as low as $810 on this airline. Additional options worth looking into are Alaska Airlines and Delta, starting at $838 and $1,129 round-trip.

  • What are the cheapest airlines to fly from Hilo to Washington, D.C. one-way?

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $319. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from Hilo to Washington, D.C. for a low price.

  • What are the most popular routes from Hilo to Washington, D.C.?

  • Can I find deals for flights from Hilo to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Hilo to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hilo to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hilo to Washington, D.C..

  • Can I find deals for business class flights from Hilo to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Hilo to Washington, D.C. 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 Hilo to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from Hilo to Washington, D.C. (average of $241). Flying from Hilo to Washington, D.C. in March is currently the most expensive (average of $290). 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

Traveling to a place near Hilo?

Book flights to Hilo if you plan to visit one of these locations
Fairfax
Arlington
Alexandria
Springfield
Silver Spring
Rockville
Tysons
Gaithersburg
Fredericksburg
Linthicum Heights
Laurel
Falls Church
Easton
Oxon Hill
Herndon
Woodbridge
Bowie
Reston
National Harbor
Greenbelt

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Hilo to Washington, D.C.

Discover the top airline that operate flights from Hilo to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$774Average$1,343FlexibilityNo cancel feeOn-timeN/A
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.