How long is the flight from O'ahu to Washington, D.C. Reagan-National Airport?

There are many flights that can get you from O'ahu to Washington, D.C. Reagan-National Airport in 16h 35m. Fly via Alaska Airlines or Southwest to get the fastest option. There are 4829 mi between O'ahu and Washington, D.C. Reagan-National Airport. Both multi-stop and nonstop flights can be found to your destination and back.

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

To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $308. Hawaiian Airlines flights start at $315 while deals on Alaska Airlines start at $317 one-way.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National 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. Reagan-National Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Reagan-National 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 most popular airlines that fly from O'ahu to Washington, D.C. Reagan-National Airport?

When booking a flight from O'ahu to Washington, D.C. Reagan-National Airport, you may want to consider flying on American Airlines, Alaska Airlines or Delta 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. Reagan-National Airport?

To save on the cost of your flight from O'ahu to Washington, D.C. Reagan-National 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. Reagan-National Airport?

The best pricing can be found in the month of November. Prices to Washington, D.C. Reagan-National 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. Reagan-National 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. Reagan-National 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 Reagan-National that include hotel bookings?

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

How can I find direct flights from O'ahu to Reagan-National?

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

Can I find deals for business class flights from O'ahu to Reagan-National?

Yes. Cheapflights offers flight deals from O'ahu to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$308+ Flights from O'ahu to Washington, D.C. Reagan-National Airport

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Cheap flight deals from O'ahu to Reagan-National

Round-trip from	$591 (Alaska Airlines)
One-way from	$308 (Southwest)
Popular in	March
Cheapest in	November
Average price	$628

From O'ahu to Washington, D.C. Reagan-National

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One-way flight from O'ahu to Washington, D.C. Reagan-National

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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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Find flight deals from O'ahu to Reagan-National

Cheapest flights from O'ahu to Reagan-National
Explore the most affordable flight options available from O'ahu to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

Tue 10/219:23 pmHNL - DCA

2 stops17h 06mAlaska Airlines

Fri 10/319:59 amDCA - HNL

1 stop16h 53mAlaska Airlines

Deal found 8/20

$591

Fri 11/149:25 pmHNL - DCA

1 stop16h 35mSouthwest

Mon 11/173:35 pmDCA - HNL

2 stops24h 45mSouthwest

Deal found 8/20

$597

Wed 9/108:43 pmHNL - DCA

1 stop18h 16mMultiple Airlines

Tue 9/167:00 amDCA - HNL

2 stops22h 46mMultiple Airlines

Deal found 8/19

$600

Tue 10/288:35 pmHNL - DCA

2 stops15h 23mAlaska Airlines

Mon 11/36:58 pmDCA - HNL

2 stops22h 27mAlaska Airlines

Deal found 8/18

$613

Wed 9/107:40 amHNL - DCA

1 stop31h 19mAlaska Airlines

Tue 9/169:59 amDCA - HNL

1 stop16h 56mAlaska Airlines

Deal found 8/19

$614

Tue 11/411:07 pmHNL - DCA

1 stop13h 51mHawaiian Airlines

Fri 11/149:59 amDCA - HNL

1 stop15h 50mHawaiian Airlines

Deal found 8/21

$615

Mon 9/229:41 pmHNL - DCA

2 stops17h 18mAlaska Airlines

Wed 10/19:59 amDCA - HNL

1 stop16h 56mAlaska Airlines

Deal found 8/19

$620

Wed 12/39:25 pmHNL - DCA

1 stop14h 25mSouthwest

Mon 12/88:45 pmDCA - HNL

2 stops23h 15mSouthwest

Deal found 8/19

$624

Best flights from O'ahu to Reagan-National
Discover carefully curated flight deals from O'ahu to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2025.

Tue 10/219:23 pmHNL - DCA

2 stops17h 06mAlaska Airlines

Fri 10/319:59 amDCA - HNL

1 stop16h 53mAlaska Airlines

Deal found 8/20

$591

Fri 11/149:25 pmHNL - DCA

1 stop16h 35mSouthwest

Mon 11/173:35 pmDCA - HNL

2 stops24h 45mSouthwest

Deal found 8/20

$597

Wed 9/108:43 pmHNL - DCA

1 stop18h 16mMultiple Airlines

Tue 9/167:00 amDCA - HNL

2 stops22h 46mMultiple Airlines

Deal found 8/19

$600

Tue 11/411:07 pmHNL - DCA

1 stop13h 51mHawaiian Airlines

Fri 11/149:59 amDCA - HNL

1 stop15h 50mHawaiian Airlines

Deal found 8/21

$615

Tue 10/2810:51 pmHNL - DCA

1 stop16h 14mAlaska Airlines

Mon 11/36:58 pmDCA - HNL

2 stops22h 27mAlaska Airlines

Deal found 8/18

$600

Tue 1/279:30 pmHNL - DCA

1 stop14h 05mSouthwest

Sun 2/16:10 amDCA - HNL

2 stops15h 20mSouthwest

Deal found 8/21

$618

Fri 11/1412:40 pmHNL - DCA

1 stop27h 25mAlaska Airlines

Mon 11/179:59 amDCA - HNL

1 stop29h 57mAlaska Airlines

Deal found 8/20

$613

Wed 9/107:40 amHNL - DCA

1 stop31h 19mAlaska Airlines

Tue 9/169:59 amDCA - HNL

1 stop16h 56mAlaska Airlines

Deal found 8/19

$614

Last-minute flights from O'ahu to Reagan-National
Discover last-minute flight deals from O'ahu to Reagan-National. Data last updated August 21, 2025 and is based on user searches.

Wed 9/108:43 pmHNL - DCA

1 stop18h 16mMultiple Airlines

Tue 9/167:00 amDCA - HNL

2 stops22h 46mMultiple Airlines

Deal found 8/19

$600

Wed 9/107:40 amHNL - DCA

1 stop31h 19mAlaska Airlines

Tue 9/169:59 amDCA - HNL

1 stop16h 56mAlaska Airlines

Deal found 8/19

$614

Thu 9/189:41 pmHNL - DCA

2 stops17h 18mAlaska Airlines

Tue 9/239:59 amDCA - HNL

2 stops19h 47mAlaska Airlines

Deal found 8/19

$632

Mon 9/229:41 pmHNL - DCA

2 stops17h 18mAlaska Airlines

Wed 10/19:59 amDCA - HNL

1 stop16h 56mAlaska Airlines

Deal found 8/19

$620

Mon 9/228:43 pmHNL - DCA

1 stop18h 16mAlaska Airlines

Tue 9/309:59 amDCA - HNL

1 stop16h 56mAlaska Airlines

Deal found 8/21

$640

Tue 9/231:30 pmHNL - DCA

1 stop22h 29mAlaska Airlines

Tue 9/309:59 amDCA - HNL

1 stop16h 56mAlaska Airlines

Deal found 8/21

$624

Mon 9/2911:56 pmHNL - DCA

1 stop12h 03mAlaska Airlines

Tue 10/78:59 amDCA - HNL

1 stop18h 06mAlaska Airlines

Deal found 8/21

$649

Tue 9/307:45 pmHNL - DCA

2 stops20h 14mAlaska Airlines

Wed 10/88:59 amDCA - HNL

2 stops19h 23mAlaska Airlines

Deal found 8/20

$635

One-way flights from O'ahu to Reagan-National
Search for one-way flight options from O'ahu to Reagan-National. Find affordable one-way fares based on user searches. Data last updated August 21, 2025.

Fri 10/249:10 pmHNL - DCA

2 stops17h 10mSouthwest

Deal found 8/20

$308

Fri 9/1911:45 amHNL - DCA

2 stops28h 14mMultiple Airlines

Deal found 8/21

$313

Thu 1/294:15 pmHNL - DCA

1 stop25h 42mHawaiian Airlines

Deal found 8/20

$315

Tue 1/279:40 pmHNL - DCA

1 stop18h 15mAlaska Airlines

Deal found 8/19

$317

Fri 1/2310:41 pmHNL - DCA

1 stop17h 14mAmerican Airlines

Deal found 8/19

$319

Sun 10/511:37 pmHNL - DCA

2 stops40h 22mMultiple Airlines

Deal found 8/19

$320

Thu 9/188:00 amHNL - DCA

1 stop31h 59mAlaska Airlines

Deal found 8/21

$322

Mon 9/1511:56 pmHNL - DCA

2 stops40h 03mMultiple Airlines

Deal found 8/20

$328

Thu 10/93:34 pmHNL - DCA

2 stops24h 25mMultiple Airlines

Deal found 8/20

$332

Wed 10/159:17 amHNL - DCA

3 stops25h 47mMultiple Airlines

Deal found 8/19

$333

Thu 10/99:00 pmHNL - DCA

1 stop13h 55mSouthwest

Deal found 8/20

$335

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

HonoluluWashington, D.C.

HNL - DCA

HNLDCA

Honolulu

Tue 10/21

9:23 pm-8:29 pm

2 stops17h 06m

Washington, D.C. Reagan-National

Fri 10/31

9:59 am-8:52 pm

1 stop16h 53m

$591

HonoluluWashington, D.C.

HNL - DCA

HNLDCA

Honolulu

Fri 11/14

9:25 pm-7:00 pm

1 stop16h 35m

Washington, D.C. Reagan-National

Mon 11/17

3:35 pm-11:20 am

2 stops24h 45m

$597

HonoluluWashington, D.C.

HNL - DCA

HNLDCA

Honolulu

Wed 9/10

8:43 pm-8:59 pm

1 stop18h 16m

Washington, D.C. Reagan-National

Tue 9/16

7:00 am-11:46 pm

2 stops22h 46m

$600

HonoluluWashington, D.C.

HNL - DCA

HNLDCA

Honolulu

Tue 10/28

10:51 pm-9:05 pm

1 stop16h 14m

Washington, D.C. Reagan-National

Mon 11/3

6:58 pm-12:25 pm

2 stops22h 27m

$600

HonoluluWashington, D.C.

HNL - DCA

HNLDCA

Honolulu

Fri 11/14

12:40 pm-9:05 pm

1 stop27h 25m

Washington, D.C. Reagan-National

Mon 11/17

9:59 am-10:56 am

1 stop29h 57m

$613

HonoluluWashington, D.C.

HNL - DCA

HNLDCA

Honolulu

Wed 9/10

7:40 am-8:59 pm

1 stop31h 19m

Washington, D.C. Reagan-National

Tue 9/16

9:59 am-8:55 pm

1 stop16h 56m

$614

HonoluluWashington, D.C.

HNL - DCA

HNLDCA

Honolulu

Tue 11/4

11:07 pm-5:58 pm

1 stop13h 51m

Washington, D.C. Reagan-National

Fri 11/14

9:59 am-8:49 pm

1 stop15h 50m

$615

HonoluluWashington, D.C.

HNL - DCA

HNLDCA

Honolulu

Tue 1/27

9:30 pm-4:35 pm

1 stop14h 05m

Washington, D.C. Reagan-National

Sun 2/1

6:10 am-4:30 pm

2 stops15h 20m

$618

HonoluluWashington, D.C.

HNL - DCA

HNLDCA

Honolulu

Fri 10/24

9:10 pm-8:20 pm

2 stops17h 10m

$308

HonoluluWashington, D.C.

HNL - DCA

HNLDCA

Honolulu

Fri 9/19

11:45 am-9:59 pm

2 stops28h 14m

$313

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 17 results

Best time to book a flight from O'ahu to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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. Reagan-National Airport

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

Currently, February is the cheapest month in which you can book a flight from O'ahu to Washington, D.C. Reagan-National Airport (average of $278). Flying from O'ahu to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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 DCA?

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. Reagan-National Airport as you normally would.

Reviews of airlines servicing Reagan-National

See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from O'ahu to Washington, D.C. Reagan-National Airport have to say. Users have also rated airlines 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

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.

Delta

8.0

Very good

7,981 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.

Hawaiian Airlines

7.8

Good

2,672 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.

United Airlines

7.4

Good

8,934 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.

Related info for your journey

How long is the flight from O'ahu to Washington, D.C. Reagan-National Airport?
There are many flights that can get you from O'ahu to Washington, D.C. Reagan-National Airport in 16h 35m. Fly via Alaska Airlines or Southwest to get the fastest option. There are 4829 mi between O'ahu and Washington, D.C. Reagan-National Airport. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines to fly from O'ahu to Washington, D.C. Reagan-National Airport one-way?
To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $308. Hawaiian Airlines flights start at $315 while deals on Alaska Airlines start at $317 one-way.
Can I find deals for flights from O'ahu to Reagan-National that include hotel bookings?
Yes. In addition to deals on O'ahu to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from O'ahu to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'ahu to Reagan-National.
Can I find deals for business class flights from O'ahu to Reagan-National?
Yes. Cheapflights offers flight deals from O'ahu to Reagan-National 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. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from O'ahu to Washington, D.C. Reagan-National Airport (average of $278). Flying from O'ahu to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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 5 airlines flying from O'ahu to Reagan-National

Airline	Cheapest	Average	Flexibility	On-time
Hawaiian Airlines	Cheapest$258	Average$614	FlexibilityNo cancel fee	On-time85%
Alaska Airlines	Cheapest$459	Average$674	FlexibilityNo cancel fee	On-time75%
Delta	Cheapest$464	Average$764	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$582	Average$832	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$894	Average$1,153	FlexibilityNo cancel fee	On-time69%

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$308+ Cheap flights from O'ahu to Reagan-National (DCA)

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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from O'ahu to Reagan-National with Cheapflights

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3. Compare prices and book

Cheap flight deals from O'ahu to Reagan-National

Keep the following information in mind while searching for O'ahu to Reagan-National flight deals. Data was last updated August 21, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from O'ahu to Reagan-National

Cheapest flights from O'ahu to Reagan-NationalExplore the most affordable flight options available from O'ahu to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

Explore the most affordable flight options available from O'ahu to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from O'ahu to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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. Reagan-National Airport

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

What is the cheapest time of day to fly from FUW to DCA?

Find hourly flight availability from O'ahu to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 21, 2025.

Reviews of airlines servicing Reagan-National

See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from O'ahu to Washington, D.C. Reagan-National Airport have to say. Users have also rated airlines 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 O'ahu to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from O'ahu to Washington, D.C. Reagan-National Airport?

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

Can I find deals for flights from O'ahu to Reagan-National that include hotel bookings?

How can I find direct flights from O'ahu to Reagan-National?

Can I find deals for business class flights from O'ahu to Reagan-National?

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

Traveling to a place near Washington, D.C. Reagan-National Airport?

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.

Alternative routes for O'ahu to Reagan-National

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

Top 5 airlines flying from O'ahu to Reagan-National

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Cheapest flights from O'ahu to Reagan-National
Explore the most affordable flight options available from O'ahu to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.