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 Alaska Airlines. Our recent data shows that you can find tickets from as low as $508 on this airline. Additional options worth looking into are Southwest and United Airlines, starting at $769 and $820 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 $282. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Hilo to Washington, D.C. for a low price.

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.

What is the cheapest day to fly from Hilo to Washington, D.C.?

Travelers seeking maximum savings on their Hilo to Washington, D.C. flight should consider departing on Thursday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

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

The most popular route from Hilo to Washington, D.C. is Hilo Intl - Baltimore/Washington. You may also consider Hilo Intl - Washington, D.C. Reagan-National or Hilo Intl - Washington, D.C. Dulles Intl.

What is the cheapest day to fly round-trip from Hilo to Washington, D.C.?

Flying to your destination on a Sunday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Washington, D.C.. Check prices with Cheapflights to find a great deal for your trip.

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.. 0 airlines 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.

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.

$282+ Flights from Hilo to Washington, D.C.

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

Round-trip from	$508 (Alaska Airlines)
One-way from	$282 (Alaska Airlines)

From Hilo Intl to Washington, D.C. (WAS)

Search Deals

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

Search Deals

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 July 30, 2025.

Wed 10/296:26 pmITO - IAD

2 stops16h 47mAlaska Airlines

Sun 11/25:40 pmIAD - ITO

2 stops33h 39mAlaska Airlines

Deal found 7/28

$508

Tue 9/26:10 pmITO - DCA

2 stops20h 49mAlaska Airlines

Sun 9/78:00 amDCA - ITO

2 stops15h 39mAlaska Airlines

Deal found 7/29

$656

Tue 9/26:00 amITO - BWI

2 stops17h 00mSouthwest

Sun 9/76:10 amBWI - ITO

2 stops18h 00mSouthwest

Deal found 7/30

$769

Tue 9/28:36 amITO - BWI

2 stops24h 38mUnited Airlines

Sun 9/78:30 amBWI - ITO

2 stops15h 09mUnited Airlines

Deal found 7/30

$820

Tue 9/28:36 amITO - IAD

2 stops22h 50mUnited Airlines

Sun 9/76:00 amIAD - ITO

2 stops16h 56mUnited Airlines

Deal found 7/29

$861

Tue 9/27:00 pmITO - DCA

2 stops14h 51mDelta

Sun 9/76:05 amDCA - ITO

2 stops16h 51mDelta

Deal found 7/29

$911

Tue 9/29:00 pmITO - BWI

2 stops15h 25mAlaska Airlines

Mon 9/87:00 amBWI - ITO

2 stops15h 56mAlaska Airlines

Deal found 7/30

$934

Thu 8/1412:14 pmITO - BWI

2 stops15h 08mDelta

Mon 8/186:00 amBWI - ITO

2 stops16h 54mDelta

Deal found 7/30

$1,084

Thu 8/147:00 pmITO - BWI

3 stops16h 50mAmerican Airlines

Mon 8/186:00 amBWI - ITO

3 stops18h 29mAmerican Airlines

Deal found 7/30

$1,890

Best flights from Hilo to Washington, D.C.
Discover carefully curated flight deals from Hilo to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2025.

Wed 10/296:26 pmITO - IAD

2 stops16h 47mAlaska Airlines

Sun 11/25:40 pmIAD - ITO

2 stops33h 39mAlaska Airlines

Deal found 7/28

$508

Tue 9/26:00 amITO - BWI

2 stops17h 00mSouthwest

Sun 9/76:10 amBWI - ITO

2 stops18h 00mSouthwest

Deal found 7/30

$769

Tue 9/28:36 amITO - BWI

2 stops24h 38mUnited Airlines

Sun 9/78:30 amBWI - ITO

2 stops15h 09mUnited Airlines

Deal found 7/30

$820

Tue 9/27:00 pmITO - DCA

2 stops14h 51mDelta

Sun 9/76:05 amDCA - ITO

2 stops16h 51mDelta

Deal found 7/29

$911

Tue 9/26:10 pmITO - DCA

2 stops20h 49mAlaska Airlines

Sun 9/78:00 amDCA - ITO

2 stops15h 39mAlaska Airlines

Deal found 7/29

$656

Tue 9/28:36 amITO - IAD

2 stops22h 50mUnited Airlines

Sun 9/76:00 amIAD - ITO

2 stops16h 56mUnited Airlines

Deal found 7/29

$861

Thu 8/147:00 pmITO - BWI

3 stops16h 50mAmerican Airlines

Mon 8/186:00 amBWI - ITO

3 stops18h 29mAmerican Airlines

Deal found 7/30

$1,890

Tue 9/29:00 pmITO - BWI

2 stops15h 25mAlaska Airlines

Mon 9/87:00 amBWI - ITO

2 stops15h 56mAlaska Airlines

Deal found 7/30

$934

Thu 8/1412:14 pmITO - BWI

2 stops15h 08mDelta

Mon 8/186:00 amBWI - ITO

2 stops16h 54mDelta

Deal found 7/30

$1,084

Sun 1/44:40 pmITO - IAD

2 stops18h 33mAmerican Airlines

Mon 1/126:30 amIAD - ITO

2 stops16h 48mAmerican Airlines

Deal found 7/30

$3,650

Last-minute flights from Hilo to Washington, D.C.
Discover last-minute flight deals from Hilo to Washington, D.C.. Data last updated July 30, 2025 and is based on user searches.

Fri 8/16:55 pmITO - BWI

2 stops13h 35mSouthwest

Sun 8/36:50 amBWI - ITO

2 stops17h 20mSouthwest

Deal found 7/30

$1,380

Thu 8/1412:14 pmITO - BWI

2 stops15h 08mDelta

Mon 8/186:00 amBWI - ITO

2 stops16h 54mDelta

Deal found 7/30

$1,084

Thu 8/147:00 pmITO - BWI

3 stops16h 50mAmerican Airlines

Mon 8/186:00 amBWI - ITO

3 stops18h 29mAmerican Airlines

Deal found 7/30

$1,890

One-way flights from Hilo to Washington, D.C.
Search for one-way flight options from Hilo to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated July 30, 2025.

Thu 10/27:00 pmITO - IAD

2 stops16h 09mAlaska Airlines

Deal found 7/29

$282

Wed 10/15:26 pmITO - DCA

2 stops16h 40mAlaska Airlines

Deal found 7/30

$282

Wed 10/19:00 pmITO - BWI

2 stops26h 39mAlaska Airlines

Deal found 7/30

$323

Mon 8/258:36 amITO - BWI

2 stops26h 31mUnited Airlines

Deal found 7/29

$426

Mon 8/255:26 pmITO - IAD

2 stops14h 00mUnited Airlines

Deal found 7/29

$468

Tue 9/28:36 amITO - DCA

3 stops21h 23mUnited Airlines

Deal found 7/29

$579

Mon 8/2510:59 amITO - IAD

3 stops18h 02mAmerican Airlines

Deal found 7/29

$868

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Wed 10/29

6:26 pm-5:13 pm

2 stops16h 47m

Washington, D.C. Dulles Intl

Sun 11/2

5:40 pm-10:19 pm

2 stops33h 39m

$508

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Tue 9/2

6:10 pm-8:59 pm

2 stops20h 49m

Washington, D.C. Reagan-National

Sun 9/7

8:00 am-5:39 pm

2 stops15h 39m

$656

HiloBaltimore

ITO - BWI

ITOBWI

Hilo Intl

Tue 9/2

6:00 am-5:00 am

2 stops17h 00m

Baltimore/Washington

Sun 9/7

6:10 am-6:10 pm

2 stops18h 00m

$769

HiloBaltimore

ITO - BWI

ITOBWI

Hilo Intl

Tue 9/2

8:36 am-3:14 pm

2 stops24h 38m

Baltimore/Washington

Sun 9/7

8:30 am-5:39 pm

2 stops15h 09m

$820

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Tue 9/2

8:36 am-1:26 pm

2 stops22h 50m

Washington, D.C. Dulles Intl

Sun 9/7

6:00 am-4:56 pm

2 stops16h 56m

$861

HiloWashington, D.C.

ITO - DCA

ITODCA

Hilo Intl

Tue 9/2

7:00 pm-3:51 pm

2 stops14h 51m

Washington, D.C. Reagan-National

Sun 9/7

6:05 am-4:56 pm

2 stops16h 51m

$911

HiloBaltimore

ITO - BWI

ITOBWI

Hilo Intl

Tue 9/2

9:00 pm-6:25 pm

2 stops15h 25m

Baltimore/Washington

Mon 9/8

7:00 am-4:56 pm

2 stops15h 56m

$934

HiloBaltimore

ITO - BWI

ITOBWI

Hilo Intl

Thu 8/14

12:14 pm-9:22 am

2 stops15h 08m

Baltimore/Washington

Mon 8/18

6:00 am-4:54 pm

2 stops16h 54m

$1,084

HiloBaltimore

ITO - BWI

ITOBWI

Hilo Intl

Thu 8/14

7:00 pm-5:50 pm

3 stops16h 50m

Baltimore/Washington

Mon 8/18

6:00 am-6:29 pm

3 stops18h 29m

$1,890

HiloWashington, D.C.

ITO - IAD

ITOIAD

Hilo Intl

Sun 1/4

4:40 pm-4:13 pm

2 stops18h 33m

Washington, D.C. Dulles Intl

Mon 1/12

6:30 am-6:18 pm

2 stops16h 48m

$3,650

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 17 results

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.

Cheapflights Insights

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

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

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.

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Hilo to Washington, D.C.. 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.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Southwest

8.0

Very good

4,241 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Delta

8.0

Very good

7,980 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

United Airlines

7.4

Good

8,896 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

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.. 0 airlines 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 Alaska Airlines. Our recent data shows that you can find tickets from as low as $508 on this airline. Additional options worth looking into are Southwest and United Airlines, starting at $769 and $820 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 $282. However, be on the lookout for offers from United Airlines and American Airlines, 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.?
The most popular route from Hilo to Washington, D.C. is Hilo Intl - Baltimore/Washington. You may also consider Hilo Intl - Washington, D.C. Reagan-National or Hilo Intl - Washington, D.C. Dulles Intl.
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.

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$282+ 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.

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

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

Round-trip from

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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 July 30, 2025.

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 July 30, 2025.

Cheapflights Fare Finder

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

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.

Cheapflights Insights

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

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 July 30, 2025.

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Hilo to Washington, D.C.. 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.

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.?

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

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

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?

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

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

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

Traveling to a place near Washington, D.C.?

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Alternative routes for Hilo to Washington, D.C.

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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 July 30, 2025.