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Hilo

$238+ Cheap flights from Washington, D.C. (WAS) to Hilo (ITO)

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — ITO
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
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Cheap 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 February 5, 2026.

This Alaska Airlines deal was found by Cheapflights users on 2/5. 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.
Sun 3/17:05 am
IAD
-
ITO
2 stops18h 18m
Multiple Airlines
Wed 3/48:30 pm
ITO
-
IAD
2 stops15h 57m
Multiple Airlines
Deal found 2/5$520
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 4/167:00 am
IAD
-
ITO
2 stops20h 33m
Multiple Airlines
Mon 4/209:00 pm
ITO
-
IAD
2 stops26h 40m
Multiple Airlines
Deal found 2/3$574
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:00 am
DCA
-
ITO
2 stops20h 24m
Multiple Airlines
Tue 3/105:59 pm
ITO
-
DCA
2 stops21h 03m
Multiple Airlines
Deal found 2/2$625
This Alaska Airlines deal was found by Cheapflights users on 2/5. 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.
Sun 3/16:46 pm
BWI
-
ITO
2 stops26h 14m
Multiple Airlines
Wed 3/47:36 pm
ITO
-
BWI
2 stops17h 10m
Multiple Airlines
Deal found 2/5$634
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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.
Mon 2/238:59 am
DCA
-
ITO
2 stops17h 25m
Multiple Airlines
Tue 3/38:30 pm
ITO
-
DCA
2 stops16h 29m
Multiple Airlines
Deal found 2/4$674
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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.
Sun 4/267:20 pm
IAD
-
ITO
2 stops28h 19m
Multiple Airlines
Sun 5/39:00 pm
ITO
-
IAD
2 stops21h 09m
Multiple Airlines
Deal found 2/4$680
This United Airlines deal was found by Cheapflights users on 2/5. 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 4/216:00 am
BWI
-
ITO
2 stops31h 08m
United Airlines
Sun 4/269:00 pm
ITO
-
BWI
3 stops37h 24m
United Airlines
Deal found 2/5$681
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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.
Mon 5/47:20 pm
IAD
-
ITO
2 stops28h 08m
Multiple Airlines
Sun 5/109:00 pm
ITO
-
IAD
2 stops21h 09m
Multiple Airlines
Deal found 2/4$684
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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.
Mon 2/238:59 am
DCA
-
ITO
2 stops17h 25m
Multiple Airlines
Mon 3/26:44 pm
ITO
-
DCA
2 stops18h 15m
Multiple Airlines
Deal found 2/4$695
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Wed 2/186:46 pm
BWI
-
ITO
2 stops27h 43m
Multiple Airlines
Thu 2/267:41 pm
ITO
-
BWI
2 stops17h 05m
Multiple Airlines
Deal found 2/3$704
This Alaska Airlines deal was found by Cheapflights users on 2/5. 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.
Sun 3/17:05 am
IAD
-
ITO
2 stops18h 18m
Multiple Airlines
Sat 3/77:56 pm
ITO
-
IAD
2 stops15h 31m
Multiple Airlines
Deal found 2/5$704
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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.
Tue 8/49:00 am
IAD
-
ITO
2 stops17h 20m
Multiple Airlines
Tue 8/114:40 pm
ITO
-
IAD
2 stops17h 21m
Multiple Airlines
Deal found 2/4$735

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

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Hilo (ITO). 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 February 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$520
(Alaska Airlines)

One-way from

$238
(Alaska Airlines)

Popular in

June

Cheapest in

November

Average price

$823
Provider with most accurate pricing for Washington, D.C. (WAS)-Hilo Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Hilo Intl flights.
Search Deals
From Washington, D.C. (WAS) to Hilo Intl
Search Deals
One-way flight from Washington, D.C. (WAS) to Hilo Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Hilo 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 February 5, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Hilo that are best for you.

Fly from

Washington, D.C.

Fly to

Hilo

Route

Depart

Return

Price

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sun 3/1

7:05 am-8:23 pm

2 stops18h 18m

Hilo Intl

Wed 3/4

8:30 pm-5:27 pm

2 stops15h 57m

$520

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Thu 4/16

7:00 am-9:33 pm

2 stops20h 33m

Hilo Intl

Mon 4/20

9:00 pm-5:40 am

2 stops26h 40m

$574

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Tue 3/3

6:00 am-9:24 pm

2 stops20h 24m

Hilo Intl

Tue 3/10

5:59 pm-9:02 pm

2 stops21h 03m

$625

BaltimoreHilo

BWI - ITO

BWIITO

Baltimore/Washington

Sun 3/1

6:46 pm-4:00 pm

2 stops26h 14m

Hilo Intl

Wed 3/4

7:36 pm-5:46 pm

2 stops17h 10m

$634

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Tue 2/24

8:59 am-9:24 pm

2 stops17h 25m

Hilo Intl

Tue 3/3

7:36 pm-5:59 pm

2 stops17h 23m

$674

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Mon 2/23

8:59 am-9:24 pm

2 stops17h 25m

Hilo Intl

Tue 3/3

8:30 pm-5:59 pm

2 stops16h 29m

$674

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Sun 4/26

7:20 pm-5:39 pm

2 stops28h 19m

Hilo Intl

Sun 5/3

9:00 pm-12:09 am

2 stops21h 09m

$680

BaltimoreHilo

BWI - ITO

BWIITO

Baltimore/Washington

Tue 4/21

6:00 am-7:08 am

2 stops31h 08m

Hilo Intl

Sun 4/26

9:00 pm-4:24 pm

3 stops37h 24m

$681

Washington, D.C.Hilo

IAD - ITO

IADITO

Washington, D.C. Dulles Intl

Mon 5/4

7:20 pm-5:28 pm

2 stops28h 08m

Hilo Intl

Sun 5/10

9:00 pm-12:09 am

2 stops21h 09m

$684

Washington, D.C.Hilo

DCA - ITO

DCAITO

Washington, D.C. Reagan-National

Mon 2/23

8:59 am-9:24 pm

2 stops17h 25m

Hilo Intl

Mon 3/2

6:44 pm-5:59 pm

2 stops18h 15m

$695

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Showing 1-10 of 44 results
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Compare providers for flights from Washington, D.C. to Hilo

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 Washington, D.C. to Hilo in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Washington, D.C.-Hilo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Hilo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Hilo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Hilo 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 Washington, D.C.-Hilo 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 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, February is the cheapest month in which you can book a flight from Washington, D.C. to Hilo (average of $211). Flying from Washington, D.C. to Hilo in May is currently the most expensive (average of $463). 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.

Reviews of airlines servicing Hilo

Get insights into the airlines that provide service to Hilo. 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 Hilo. Reviews last updated February 5, 2026.
Read through reviews of airlines operating flights from Washington, D.C. to Hilo, such as Alaska Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,840 reviews

Overall

8.0

Crew

8.5

Comfort

7.8

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,840 reviews
Alaska Airlines
8.0
Very good
11,840 reviews

Overall

8.0

Crew

8.5

Comfort

7.8

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Hilo. 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 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 2 different airlines.

  • How long is the flight from Washington, D.C. to Hilo?

    For as low as $681, United Airlines can have you in Hilo from Washington, D.C. in 31h 08m. Washington, D.C. and Hilo are separated by a distance of 4756 mi.

  • 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 Washington, D.C. Reagan-National - Hilo Intl or Baltimore/Washington - 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, February is the cheapest month in which you can book a flight from Washington, D.C. to Hilo (average of $211). Flying from Washington, D.C. to Hilo in May is currently the most expensive (average of $463). 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

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

Top 2 airlines flying from Washington, D.C. to Hilo

Discover the top 2 airlines that operate flights from Washington, D.C. to Hilo. 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 February 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$587Average$914FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$741Average$1,256FlexibilityNo cancel feeOn-time69%

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