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.

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).

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

On average you can expect to pay $1,273 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 $451.

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 (88%), Air New Zealand (88%), Air China( 88%).

What are the most popular airlines that fly from O'ahu to Washington, D.C. Dulles Intl Airport?

When booking a flight from O'ahu to Washington, D.C. Dulles Intl Airport, you may want to consider flying on Alaska Airlines, Delta or Hawaiian Airlines as they are the most popular for this route.

How far in advance should I book a flight from O'ahu to Washington, D.C. Dulles Intl Airport?

To save on the cost of your flight from O'ahu to Washington, D.C. Dulles Intl Airport, book at least 41 days before your planned departure. Booking around this time can save you about 32% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $443 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $620.

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

The best pricing can be found in the month of November. Prices to Washington, D.C. Dulles Intl Airport from O'ahu average $722. You can even find prices in November for less than $722, as users have found deals to Washington, D.C. Dulles Intl Airport from as low as $421. The month of March appears to be one of the more expensive times to travel to Washington, D.C. Dulles Intl Airport from O'ahu. Flying in the targeted month can save you up to 15%.

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.

$318+ Flights from O'ahu to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from O'ahu to Dulles Intl

Round-trip from	$566 (Kiwi.com)
One-way from	$318 (Southwest)
Popular in	March
Cheapest in	November
Average price	$628
Good round-trip deal	$1,630 or less
Good one-way deal	$617 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 ($7 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 August 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 August 14, 2025.

Sat 9/68:00 amHNL - IAD

1 stop26h 52mAlaska Airlines

Tue 9/96:09 pmIAD - HNL

1 stop23h 23mAlaska Airlines

Deal found 8/12

$557

Tue 9/91:10 pmHNL - IAD

1 stop12h 23mMultiple Airlines

Sat 9/136:09 pmIAD - HNL

2 stops33h 27mMultiple Airlines

Deal found 8/12

$566

Thu 9/1112:34 pmHNL - IAD

1 stop22h 18mAlaska Airlines

Mon 9/155:52 pmIAD - HNL

1 stop24h 18mAlaska Airlines

Deal found 8/12

$567

Fri 9/1212:34 pmHNL - IAD

1 stop22h 18mAlaska Airlines

Sat 9/205:52 pmIAD - HNL

2 stops23h 43mAlaska Airlines

Deal found 8/12

$568

Wed 11/511:30 pmHNL - IAD

1 stop12h 43mAlaska Airlines

Tue 11/115:40 pmIAD - HNL

1 stop23h 45mAlaska Airlines

Deal found 8/14

$570

Wed 9/311:09 pmHNL - IAD

1 stop12h 00mAlaska Airlines

Sat 9/135:52 pmIAD - HNL

1 stop24h 18mAlaska Airlines

Deal found 8/13

$572

Tue 11/1111:55 pmHNL - IAD

1 stop11h 45mAlaska Airlines

Wed 11/197:43 amIAD - HNL

2 stops19h 09mAlaska Airlines

Deal found 8/14

$575

Mon 11/1711:07 pmHNL - IAD

2 stops13h 06mAlaska Airlines

Mon 12/86:55 pmIAD - HNL

1 stop21h 10mAlaska Airlines

Deal found 8/13

$577

Mon 9/810:42 pmHNL - IAD

2 stops18h 50mDelta

Tue 9/167:35 amIAD - HNL

1 stop17h 22mDelta

Deal found 8/12

$580

Thu 9/41:10 pmHNL - IAD

1 stop12h 23mAlaska Airlines

Mon 9/225:52 pmIAD - HNL

2 stops17h 08mAlaska Airlines

Deal found 8/13

$584

Best flights from O'ahu to Dulles Intl
Discover carefully curated flight deals from O'ahu to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2025.

Sat 9/68:00 amHNL - IAD

1 stop26h 52mAlaska Airlines

Tue 9/96:09 pmIAD - HNL

1 stop23h 23mAlaska Airlines

Deal found 8/12

$557

Tue 9/91:10 pmHNL - IAD

1 stop12h 23mMultiple Airlines

Sat 9/136:09 pmIAD - HNL

2 stops33h 27mMultiple Airlines

Deal found 8/12

$566

Thu 9/1112:34 pmHNL - IAD

1 stop22h 18mAlaska Airlines

Mon 9/155:52 pmIAD - HNL

1 stop24h 18mAlaska Airlines

Deal found 8/12

$567

Fri 9/1212:34 pmHNL - IAD

1 stop22h 18mAlaska Airlines

Sat 9/205:52 pmIAD - HNL

2 stops23h 43mAlaska Airlines

Deal found 8/12

$568

Wed 11/59:00 amHNL - IAD

1 stop16h 23mAlaska Airlines

Tue 11/115:40 pmIAD - HNL

1 stop23h 45mAlaska Airlines

Deal found 8/12

$570

Wed 9/39:20 pmHNL - IAD

1 stop13h 49mAlaska Airlines

Sat 9/135:52 pmIAD - HNL

1 stop24h 18mAlaska Airlines

Deal found 8/13

$572

Tue 11/1111:55 pmHNL - IAD

1 stop11h 45mAlaska Airlines

Wed 11/197:43 amIAD - HNL

2 stops19h 09mAlaska Airlines

Deal found 8/14

$575

Thu 9/47:45 pmHNL - IAD

2 stops15h 07mAlaska Airlines

Sat 9/135:52 pmIAD - HNL

1 stop24h 18mAlaska Airlines

Deal found 8/13

$578

Last-minute flights from O'ahu to Dulles Intl
Discover last-minute flight deals from O'ahu to Dulles Intl. Data last updated August 14, 2025 and is based on user searches.

Thu 8/2110:06 pmHNL - IAD

2 stops14h 29mDelta

Sun 8/247:35 amIAD - HNL

1 stop17h 30mDelta

Deal found 8/13

$898

Thu 8/217:45 amHNL - IAD

1 stop16h 45mMultiple Airlines

Fri 8/229:33 pmIAD - HNL

2 stops42h 16mMultiple Airlines

Deal found 8/13

$976

Thu 8/218:10 amHNL - IAD

2 stops23h 10mSouthwest

Fri 8/226:50 pmIAD - HNL

2 stops21h 30mSouthwest

Deal found 8/13

$1,039

Thu 8/2110:20 pmHNL - IAD

1 stop12h 27mAlaska Airlines

Fri 8/225:52 pmIAD - HNL

1 stop24h 18mAlaska Airlines

Deal found 8/13

$1,115

Thu 8/217:45 pmHNL - IAD

2 stops15h 02mAlaska Airlines

Sun 8/247:00 amIAD - HNL

1 stop13h 30mAlaska Airlines

Deal found 8/13

$1,129

Fri 8/221:10 pmHNL - IAD

1 stop12h 22mAlaska Airlines

Sun 8/245:52 pmIAD - HNL

1 stop33h 03mAlaska Airlines

Deal found 8/13

$831

Fri 8/224:09 pmHNL - IAD

2 stops18h 21mDelta

Sun 8/247:22 amIAD - HNL

2 stops17h 43mDelta

Deal found 8/13

$1,024

Sat 8/2312:34 pmHNL - IAD

1 stop22h 13mAlaska Airlines

Sat 8/305:52 pmIAD - HNL

1 stop24h 18mAlaska Airlines

Deal found 8/13

$1,165

Wed 9/311:09 pmHNL - IAD

1 stop12h 00mAlaska Airlines

Sat 9/135:52 pmIAD - HNL

1 stop24h 18mAlaska Airlines

Deal found 8/13

$572

Thu 9/41:10 pmHNL - IAD

1 stop12h 23mAlaska Airlines

Mon 9/225:52 pmIAD - HNL

2 stops17h 08mAlaska Airlines

Deal found 8/13

$584

Thu 9/43:25 pmHNL - IAD

1 stop14h 37mDelta

Thu 9/257:35 amIAD - HNL

1 stop17h 22mDelta

Deal found 8/13

$590

Sat 9/68:00 amHNL - IAD

1 stop26h 52mAlaska Airlines

Tue 9/96:09 pmIAD - HNL

1 stop23h 23mAlaska Airlines

Deal found 8/12

$557

One-way flights from O'ahu to Dulles Intl
Search for one-way flight options from O'ahu to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated August 14, 2025.

Thu 9/118:10 amHNL - IAD

2 stops23h 10mSouthwest

Deal found 8/12

$318

Thu 9/48:00 amHNL - IAD

3 stops22h 55mMultiple Airlines

Deal found 8/12

$319

Thu 9/184:40 pmHNL - IAD

2 stops18h 12mAlaska Airlines

Deal found 8/12

$321

Fri 9/198:00 amHNL - IAD

3 stops22h 02mMultiple Airlines

Deal found 8/13

$324

Sun 9/147:40 amHNL - IAD

3 stops23h 15mMultiple Airlines

Deal found 8/14

$326

Sat 9/1311:56 pmHNL - IAD

2 stops30h 59mMultiple Airlines

Deal found 8/14

$333

Mon 10/138:36 pmHNL - IAD

2 stops41h 10mMultiple Airlines

Deal found 8/14

$335

Fri 9/128:43 pmHNL - IAD

2 stops21h 12mMultiple Airlines

Deal found 8/13

$337

Mon 10/610:20 pmHNL - IAD

1 stop12h 22mAlaska Airlines

Deal found 8/11

$339

Sat 11/89:35 pmHNL - IAD

2 stops21h 31mMultiple Airlines

Deal found 8/12

$341

Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Sat 9/6

8:00 am-4:52 pm

1 stop26h 52m

Washington, D.C. Dulles Intl

Tue 9/9

6:09 pm-11:32 am

1 stop23h 23m

$557

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Tue 9/9

1:10 pm-7:33 am

1 stop12h 23m

Washington, D.C. Dulles Intl

Sat 9/13

6:09 pm-9:36 pm

2 stops33h 27m

$566

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Thu 9/11

12:34 pm-4:52 pm

1 stop22h 18m

Washington, D.C. Dulles Intl

Mon 9/15

5:52 pm-12:10 pm

1 stop24h 18m

$567

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Fri 9/12

12:34 pm-4:52 pm

1 stop22h 18m

Washington, D.C. Dulles Intl

Sat 9/20

5:52 pm-11:35 am

2 stops23h 43m

$568

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Wed 11/5

9:00 am-6:23 am

1 stop16h 23m

Washington, D.C. Dulles Intl

Tue 11/11

5:40 pm-12:25 pm

1 stop23h 45m

$570

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Wed 9/3

9:20 pm-5:09 pm

1 stop13h 49m

Washington, D.C. Dulles Intl

Sat 9/13

5:52 pm-12:10 pm

1 stop24h 18m

$572

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Tue 11/11

11:55 pm-4:40 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

Wed 11/19

7:43 am-9:52 pm

2 stops19h 09m

$575

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Thu 9/4

7:45 pm-4:52 pm

2 stops15h 07m

Washington, D.C. Dulles Intl

Sat 9/13

5:52 pm-12:10 pm

1 stop24h 18m

$578

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Thu 9/11

8:10 am-1:20 pm

2 stops23h 10m

$318

HonoluluWashington, D.C.

HNL - IAD

HNLIAD

Honolulu

Thu 9/4

8:00 am-12:55 pm

3 stops22h 55m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 16 results

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, July is the cheapest month in which you can book a flight from O'ahu to Washington, D.C. Dulles Intl Airport (average of $302). Flying from O'ahu to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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?

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.

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Alaska Airlines, Delta, and Hawaiian Airlines from O'ahu to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. 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

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Delta

8.0

Very good

7,980 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Hawaiian Airlines

7.8

Good

2,656 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

United Airlines

7.4

Good

8,916 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Related info for your journey

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 (88%), Air New Zealand (88%), Air China( 88%).
What are the cheapest flights from O'ahu to Washington, D.C. Dulles Intl Airport?
On average you can expect to pay $1,273 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 $451.
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, July is the cheapest month in which you can book a flight from O'ahu to Washington, D.C. Dulles Intl Airport (average of $302). Flying from O'ahu to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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

Woodbridge

Arlington

Alexandria

Tysons

Silver Spring

Springfield

Fredericksburg

Gaithersburg

Towson

Linthicum Heights

Fairfax

Manassas

Falls Church

Laurel

Rockville

Oxon Hill

National Harbor

Dundalk

Waldorf

Bowie

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from O'ahu to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$440	Average$711	FlexibilityNo cancel fee	On-time75%
Hawaiian Airlines	Cheapest$451	Average$923	FlexibilityNo cancel fee	On-time85%
Delta	Cheapest$472	Average$792	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$734	Average$1,201	FlexibilityNo cancel fee	On-time69%

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$318+ 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from O'ahu to Dulles Intl with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

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 August 14, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from O'ahu to Dulles Intl

Cheapest flights from O'ahu to Dulles IntlExplore 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 August 14, 2025.

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 August 14, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from O'ahu to Washington, D.C. Dulles Intl Airport that are best for you.

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.

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?

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 August 14, 2025.

Reviews of airlines servicing Dulles Intl

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

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

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

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

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

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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for O'ahu to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from O'ahu to Dulles Intl

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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 August 14, 2025.