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 is the cheapest time of day to fly from HK to DCA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Hong Kong to Washington, D.C. Reagan-National Airport as you normally would.

Can I find deals for flights from Hong Kong to Reagan-National that include hotel bookings?

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

How can I find direct flights from Hong Kong to Reagan-National?

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

Can I find deals for business class flights from Hong Kong to Reagan-National?

Yes. Cheapflights offers flight deals from Hong Kong 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.

$447+ Flights from Hong Kong to Washington, D.C. Reagan-National Airport

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Cheap flight deals from Hong Kong to Reagan-National

Cheapest flights from Hong Kong to Reagan-National
Explore the most affordable flight options available from Hong Kong to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Fri 12/2610:45 pmHKG - DCA

2 stops23h 43mUnited Airlines

Mon 1/55:59 pmDCA - HKG

1 stop23h 46mUnited Airlines

Deal found 12/16

$923

Fri 12/268:25 pmHKG - DCA

2 stops26h 56mAir Canada

Mon 1/54:10 pmDCA - HKG

2 stops41h 40mAir Canada

Deal found 12/16

$1,039

Thu 12/256:10 pmHKG - DCA

2 stops33h 13mDelta

Mon 1/266:59 amDCA - HKG

2 stops27h 11mDelta

Deal found 12/16

$1,047

Wed 12/244:30 pmHKG - DCA

1 stop31h 24mCathay Pacific

Thu 1/156:10 amDCA - HKG

1 stop19h 00mCathay Pacific

Deal found 12/17

$1,259

Wed 12/246:05 pmHKG - DCA

2 stops41h 41mQatar Airways

Thu 1/153:30 pmDCA - HKG

2 stops34h 20mQatar Airways

Deal found 12/17

$1,311

Thu 12/2511:25 amHKG - DCA

2 stops22h 21mUnited Airlines

Mon 1/265:59 pmDCA - HKG

1 stop23h 46mUnited Airlines

Deal found 12/16

$1,388

Wed 12/176:05 pmHKG - DCA

2 stops41h 41mQatar Airways

Wed 12/241:44 pmDCA - HKG

2 stops36h 06mQatar Airways

Deal found 12/16

$1,508

Fri 12/264:30 pmHKG - DCA

1 stop19h 29mMultiple Airlines

Mon 1/54:50 pmDCA - HKG

1 stop24h 40mMultiple Airlines

Deal found 12/16

$1,560

Wed 12/174:30 pmHKG - DCA

1 stop19h 30mCathay Pacific

Wed 12/247:01 amDCA - HKG

1 stop24h 29mCathay Pacific

Deal found 12/16

$1,609

Thu 12/259:00 pmHKG - DCA

3 stops36h 59mEmirates

Mon 1/263:30 pmDCA - HKG

2 stops41h 20mEmirates

Deal found 12/16

$2,255

Best flights from Hong Kong to Reagan-National
Discover carefully curated flight deals from Hong Kong to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Thu 3/510:30 pmHKG - DCA

2 stops22h 59mUnited Airlines

Mon 3/912:00 pmDCA - HKG

2 stops31h 00mUnited Airlines

Deal found 12/15

$884

Thu 4/24:05 pmHKG - DCA

1 stop28h 59mMultiple Airlines

Sat 4/115:14 pmDCA - HKG

1 stop23h 21mMultiple Airlines

Deal found 12/17

$1,050

Wed 1/1412:05 amHKG - DCA

2 stops34h 47mUnited Airlines

Thu 1/225:59 pmDCA - HKG

1 stop23h 46mUnited Airlines

Deal found 12/17

$985

Thu 4/210:30 pmHKG - DCA

2 stops32h 22mUnited Airlines

Sun 4/127:50 amDCA - HKG

1 stop23h 05mUnited Airlines

Deal found 12/17

$1,080

Last-minute flights from Hong Kong to Reagan-National
Discover last-minute flight deals from Hong Kong to Reagan-National. Data last updated December 18, 2025 and is based on user searches.

Wed 12/244:30 pmHKG - DCA

1 stop31h 24mCathay Pacific

Thu 1/156:10 amDCA - HKG

1 stop19h 00mCathay Pacific

Deal found 12/17

$1,259

Wed 12/246:05 pmHKG - DCA

2 stops41h 41mQatar Airways

Thu 1/153:30 pmDCA - HKG

2 stops34h 20mQatar Airways

Deal found 12/17

$1,311

Thu 12/256:10 pmHKG - DCA

2 stops33h 13mDelta

Mon 1/266:59 amDCA - HKG

2 stops27h 11mDelta

Deal found 12/16

$1,047

Thu 12/2510:35 amHKG - DCA

1 stop19h 22mUnited Airlines

Mon 1/267:00 amDCA - HKG

1 stop23h 20mUnited Airlines

Deal found 12/16

$1,388

Fri 12/2610:45 pmHKG - DCA

2 stops23h 43mUnited Airlines

Mon 1/55:59 pmDCA - HKG

1 stop23h 46mUnited Airlines

Deal found 12/16

$923

Fri 12/268:25 pmHKG - DCA

2 stops26h 56mAir Canada

Mon 1/54:10 pmDCA - HKG

2 stops41h 40mAir Canada

Deal found 12/16

$1,039

Wed 1/1412:05 amHKG - DCA

2 stops34h 47mUnited Airlines

Thu 1/225:59 pmDCA - HKG

1 stop23h 46mUnited Airlines

Deal found 12/17

$985

Thu 1/159:10 pmHKG - DCA

2 stops35h 50mMultiple Airlines

Thu 1/229:59 amDCA - HKG

2 stops34h 01mMultiple Airlines

Deal found 12/17

$1,094

Thu 1/1510:30 pmHKG - DCA

2 stops24h 28mUnited Airlines

Thu 2/127:00 amDCA - HKG

1 stop23h 20mUnited Airlines

Deal found 12/16

$1,166

Thu 1/159:50 pmHKG - DCA

2 stops35h 10mMultiple Airlines

Thu 2/129:59 amDCA - HKG

2 stops34h 01mMultiple Airlines

Deal found 12/16

$1,169

One-way flights from Hong Kong to Reagan-National
Search for one-way flight options from Hong Kong to Reagan-National. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Fri 1/232:55 pmHKG - DCA

3 stops59h 07mMultiple Airlines

Deal found 12/17

$447

Tue 1/272:00 amHKG - DCA

3 stops48h 02mMultiple Airlines

Deal found 12/16

$489

Fri 1/232:00 amHKG - DCA

3 stops48h 02mMultiple Airlines

Deal found 12/17

$491

Tue 1/201:40 pmHKG - DCA

3 stops43h 20mMultiple Airlines

Deal found 12/17

$502

Wed 1/215:35 pmHKG - DCA

2 stops39h 25mMultiple Airlines

Deal found 12/17

$514

Thu 1/228:05 pmHKG - DCA

2 stops33h 04mMultiple Airlines

Deal found 12/17

$531

Sat 3/1410:45 pmHKG - DCA

3 stops58h 17mMultiple Airlines

Deal found 12/16

$545

Thu 3/127:25 pmHKG - DCA

2 stops28h 54mAir Canada

Deal found 12/16

$557

Find flight deals from Hong Kong to Reagan-National

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$884 (United Airlines)
One-way from	$447 (Kiwi.com)
Popular in	November
Cheapest in	December
Average price	$936

Provider with most accurate pricing for Hong Kong Intl-Washington, D.C. (WAS) flight deals.

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Provider most trusted by Cheapflights users for Hong Kong Intl-Washington, D.C. (WAS) flights.

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From Hong Kong to Washington, D.C. Reagan-National

Search Deals

One-way flight from Hong Kong to Washington, D.C. Reagan-National

Search Deals

Highest demand for flights based on searches. 1% potential increase in price ($18 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Thu 3/5

10:30 pm-8:29 am

2 stops22h 59m

Washington, D.C. Reagan-National

Mon 3/9

12:00 pm-7:00 am

2 stops31h 00m

$884

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Wed 1/14

12:05 am-9:52 pm

2 stops34h 47m

Washington, D.C. Reagan-National

Thu 1/22

5:59 pm-6:45 am

1 stop23h 46m

$985

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Thu 4/2

4:05 pm-9:04 am

1 stop28h 59m

Washington, D.C. Reagan-National

Sat 4/11

5:14 pm-4:35 am

1 stop23h 21m

$1,050

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Thu 4/2

10:30 pm-6:52 pm

2 stops32h 22m

Washington, D.C. Reagan-National

Sun 4/12

7:50 am-6:55 pm

1 stop23h 05m

$1,080

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Fri 1/23

2:00 am-1:02 pm

3 stops48h 02m

$491

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Tue 1/20

1:40 pm-8:00 pm

3 stops43h 20m

$502

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Wed 1/21

8:05 pm-4:59 pm

3 stops33h 54m

$523

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Thu 1/22

8:05 pm-4:09 pm

2 stops33h 04m

$531

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Sat 3/14

10:45 pm-9:02 pm

3 stops58h 17m

$545

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Fri 1/23

8:05 pm-5:56 pm

2 stops34h 51m

$552

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 15 results

Best time to book a flight from Hong Kong to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Hong Kong 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 Hong Kong to Washington, D.C. Reagan-National Airport

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Related info for your journey

How long is the flight from Hong Kong to Washington, D.C. Reagan-National Airport?
A quick flight from Hong Kong to Washington, D.C. Reagan-National Airport can take about 22h 59m. United Airlines provides one of the quickest options available for as low as $884. The distance between Hong Kong and Washington, D.C. Reagan-National Airport is about 8146 mi.
Can I find deals for flights from Hong Kong to Reagan-National that include hotel bookings?
Yes. In addition to deals on Hong Kong to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Hong Kong to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to Reagan-National.
Can I find deals for business class flights from Hong Kong to Reagan-National?
Yes. Cheapflights offers flight deals from Hong Kong 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.

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$447+ Cheap flights from Hong Kong 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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Hong Kong to Reagan-National with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Hong Kong to Reagan-National

Cheapest flights from Hong Kong to Reagan-NationalExplore the most affordable flight options available from Hong Kong to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from Hong Kong to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Find flight deals from Hong Kong to Reagan-National

Keep the following information in mind while searching for Hong Kong to Reagan-National flight deals. Data was last updated December 18, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from Hong Kong to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Hong Kong with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to Washington, D.C. Reagan-National Airport

Related info for your journey

Find useful and relevant information for your journey from Hong Kong 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 Hong Kong to Washington, D.C. Reagan-National Airport?

Can I find deals for flights from Hong Kong to Reagan-National that include hotel bookings?

How can I find direct flights from Hong Kong to Reagan-National?

Can I find deals for business class flights from Hong Kong to Reagan-National?

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Cheapest flights from Hong Kong to Reagan-National
Explore the most affordable flight options available from Hong Kong to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.