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Dulles Intl

$317+ Cheap flights from O'ahu to Dulles Intl (IAD)

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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — IAD
Jun 28 — Jul 51
Sat 6/28
Sat 7/5
1 adult, Economy
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Cheap flight deals from O'ahu to Dulles Intl

Keep the following information in mind while searching for O'ahu to Dulles Intl flight deals. Data was last updated June 23, 2025.

Round-trip from

$600
(Alaska Airlines)

One-way from

$317
(Southwest)

Popular in

March

Cheapest in

November

Average price

$833

Good round-trip deal

$1,013 or less

Good one-way deal

$627 or less
From O'ahu to Washington, D.C. Dulles Intl
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One-way flight from O'ahu to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 1% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from O'ahu to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from O'ahu to Washington, D.C. Dulles Intl.
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Find flight deals from O'ahu to Dulles Intl

Cheapest flights from O'ahu to Dulles Intl
Explore the most affordable flight options available from O'ahu to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 23, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/23. 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 8/288:00 amHNL - IAD
1 stop26h 47mAlaska Airlines
Fri 9/57:00 amIAD - HNL
2 stops19h 55mAlaska Airlines
Deal found 6/23$600
This Southwest deal was found by Cheapflights users on 6/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/119:00 pmHNL - IAD
2 stops15h 15mSouthwest
Sun 9/217:40 amIAD - HNL
2 stops14h 25mSouthwest
Deal found 6/22$603
This Trip.com deal was found by Cheapflights users on 6/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/67:35 amHNL - IAD
2 stops40h 59mMultiple Airlines
Wed 8/137:30 amIAD - HNL
2 stops19h 00mMultiple Airlines
Deal found 6/22$695
This Hawaiian Airlines deal was found by Cheapflights users on 6/22. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2810:20 pmHNL - IAD
1 stop12h 27mHawaiian Airlines
Mon 9/17:00 amIAD - HNL
1 stop18h 07mHawaiian Airlines
Deal found 6/22$713
This Delta deal was found by Cheapflights users on 6/23. 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.
Tue 8/53:20 pmHNL - IAD
1 stop14h 42mDelta
Tue 9/27:35 amIAD - HNL
1 stop17h 30mDelta
Deal found 6/23$753
This American Airlines deal was found by Cheapflights users on 6/21. 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.
Wed 8/2710:00 pmHNL - IAD
2 stops15h 49mAmerican Airlines
Fri 9/56:25 amIAD - HNL
2 stops17h 29mAmerican Airlines
Deal found 6/21$770
This United Airlines deal was found by Cheapflights users on 6/20. 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 11/2010:50 pmHNL - IAD
1 stop26h 58mUnited Airlines
Sun 11/3010:10 pmIAD - HNL
1 stop27h 10mUnited Airlines
Deal found 6/20$834

Cheapflights Fare Finder

Customize your flight search to find flights from O'ahu to Dulles Intl 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 June 23, 2025.
Use the filters below to find and compare flights from O'ahu to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

O'ahu

Fly to

Dulles Intl

Route

Depart

Return

Price

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Thu 8/28

8:00 am-4:47 pm

1 stop26h 47m

Washington, D.C. Dulles Intl

Fri 9/5

7:00 am-8:55 pm

2 stops19h 55m

$600

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Thu 9/11

9:00 pm-6:15 pm

2 stops15h 15m

Washington, D.C. Dulles Intl

Sun 9/21

7:40 am-4:05 pm

2 stops14h 25m

$603

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Wed 8/6

7:35 am-6:34 am

2 stops40h 59m

Washington, D.C. Dulles Intl

Wed 8/13

7:30 am-8:30 pm

2 stops19h 00m

$695

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Thu 8/28

10:20 pm-4:47 pm

1 stop12h 27m

Washington, D.C. Dulles Intl

Mon 9/1

7:00 am-7:07 pm

1 stop18h 07m

$713

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Tue 8/5

3:20 pm-12:02 pm

1 stop14h 42m

Washington, D.C. Dulles Intl

Tue 9/2

7:35 am-7:05 pm

1 stop17h 30m

$753

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Wed 8/27

10:00 pm-7:49 pm

2 stops15h 49m

Washington, D.C. Dulles Intl

Fri 9/5

6:25 am-5:54 pm

2 stops17h 29m

$770

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Thu 7/3

11:25 pm-1:00 am

2 stops19h 35m

Washington, D.C. Dulles Intl

Sat 7/5

8:15 am-9:44 pm

2 stops19h 29m

$853

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Thu 8/21

9:05 pm-3:45 pm

1 stop12h 40m

$317

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Sat 9/6

8:00 am-7:32 am

2 stops17h 32m

$319

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Thu 8/7

10:30 pm-6:59 pm

1 stop14h 29m

$348

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/22

Showing 1-10 of 13 results
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Best time to book a flight from O'ahu to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from O'ahu 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 O'ahu to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from O'ahu to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from O'ahu to Washington, D.C. Dulles Intl Airport (average of $309). Flying from O'ahu to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $346). 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 time of day to fly from FUW to IAD?

Find hourly flight availability from O'ahu to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 23, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from O'ahu to Washington, D.C. Dulles Intl Airport as you normally would.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated June 23, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from O'ahu to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

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
4,278 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

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
7,966 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,520 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

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
8,831 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

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

Find useful and relevant information for your journey from O'ahu to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from O'ahu to Washington, D.C. Dulles Intl Airport one-way?

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $317. Users have also found prices from $319 and $360 on Alaska Airlines and United Airlines, respectively.

  • What are the most reliable airlines from O'ahu to Washington, D.C. Dulles Intl Airport?

    Before booking your flight to Washington, D.C. Dulles Intl Airport from O'ahu, check out the most reliable airlines to get you to your destination on time: United Airlines (75%), Air New Zealand (75%), Air China( 75%).

  • What are the cheapest flights from O'ahu to Washington, D.C. Dulles Intl Airport?

    On average you can expect to pay $647 for a flight from O'ahu to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $557 while the most popular route, (Honolulu - Washington, D.C. Dulles Intl) is currently priced at $597.

  • Can I find deals for flights from O'ahu to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on O'ahu to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'ahu to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'ahu to Dulles Intl.

  • Can I find deals for business class flights from O'ahu to Dulles Intl?

    Yes. Cheapflights offers flight deals from O'ahu to Dulles Intl 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 O'ahu to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from O'ahu to Washington, D.C. Dulles Intl Airport (average of $309). Flying from O'ahu to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $346). 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

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Top 4 airlines flying from O'ahu to Dulles Intl

Discover the top 4 airlines that operate flights from O'ahu to Dulles Intl. 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 June 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$440Average$699FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$454Average$1,061FlexibilityNo cancel feeOn-time85%
DeltaCheapest$472Average$794FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$707Average$1,192FlexibilityNo cancel feeOn-time69%

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