In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 66.0 mm.

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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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

When flying from Hong Kong to Washington, D.C. Reagan-National Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 holiday 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.

HK$4,048+ Cheap Flights from Hong Kong to Washington, D.C. Reagan-National Airport

Cheap flight deals from Hong Kong to Reagan-National

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 28 September 2026.

Thu 12-1110:35 -

1 stop24h 55m

Mon 16-1116:09 -

2 stops25h 36m

Deal found 27-9HK$5,413

Sun 27-922:30 -

2 stops28h 34m

Sun 4-1007:20 -

1 stop23h 35m

Deal found 24-9HK$6,213

Wed 9-1211:25 -

2 stops22h 34m

Wed 24-207:45 -

1 stop34h 00m

Deal found 26-9HK$6,519

Sat 26-911:45 -

1 stop22h 45m

Sat 3-1016:18 -

2 stops24h 42m

Deal found 25-9HK$6,864

Thu 12-1111:25 -

2 stops22h 32m

Fri 4-1207:45 -

1 stop34h 00m

Deal found 25-9HK$6,872

Mon 19-1009:30 -

2 stops24h 20m

Mon 26-1006:59 -

2 stops27h 51m

Deal found 24-9HK$8,260

Wed 7-1000:45 -

2 stops33h 49m

Sun 11-1012:50 -

2 stops52h 25m

Deal found 24-9HK$8,299

Sun 8-1121:10 -

2 stops35h 50m

Sun 15-1109:30 -

2 stops34h 30m

Deal found 23-9HK$8,809

Sun 8-1110:35 -

1 stop19h 10m

Sun 15-1117:49 -

1 stop23h 56m

Deal found 23-9HK$9,186

Thu 29-1010:45 -

2 stops23h 14m

Sun 29-1106:00 -

2 stops27h 50m

Deal found 28-9HK$9,209

Find flight deals from Hong Kong to Reagan-National

Round-trip from	HK$5,413
One-way from	HK$4,048
Popular in	July
Cheapest in	October
Average price	HK$10,119

United Airlines
12-11-16-11
3 total stops
50h 31m total
Hong Kong to Washington, D.C.

Search Deals

26-11-31-12
2 total stops
39h 19m total
Hong Kong to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (HK$11,436 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (HK$1,719 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

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

Departure

Return

Price

Cheapest return flight

Hong KongWashington, D.C.

HKG Hong Kong Intl - DCA Washington, D.C. Reagan-National

HKGDCA

Hong Kong Intl

Sat 7-11

17:50-12:09

3 stops55h 19m

Washington, D.C. Reagan-National

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$4,620

Hong KongWashington, D.C.

HKG Hong Kong Intl - DCA Washington, D.C. Reagan-National

HKGDCA

Hong Kong Intl

Tue 13-10

22:30-15:04

2 stops28h 34m

Washington, D.C. Reagan-National

Tue 16-3

12:40-05:45

2 stops29h 05m

HK$5,413

Hong KongWashington, D.C.

HKG Hong Kong Intl - DCA Washington, D.C. Reagan-National

HKGDCA

Hong Kong Intl

Thu 12-11

10:35-22:30

1 stop24h 55m

Washington, D.C. Reagan-National

Mon 16-11

16:09-06:45

2 stops25h 36m

HK$5,413

Hong KongWashington, D.C.

HKG Hong Kong Intl - DCA Washington, D.C. Reagan-National

HKGDCA

Hong Kong Intl

Tue 27-10

10:35-22:30

1 stop23h 55m

Washington, D.C. Reagan-National

Tue 16-3

16:07-07:00

2 stops26h 53m

HK$5,413

Hong KongWashington, D.C.

HKG Hong Kong Intl - DCA Washington, D.C. Reagan-National

HKGDCA

Hong Kong Intl

Sun 13-12

10:45-18:18

2 stops44h 33m

Washington, D.C. Reagan-National

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$6,017

Hong KongWashington, D.C.

HKG Hong Kong Intl - DCA Washington, D.C. Reagan-National

HKGDCA

Hong Kong Intl

Mon 26-10

22:30-22:30

1 stop36h 00m

Washington, D.C. Reagan-National

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$6,472

Hong KongWashington, D.C.

HKG Hong Kong Intl - DCA Washington, D.C. Reagan-National

HKGDCA

Hong Kong Intl

Wed 2-12

10:35-16:53

1 stop19h 18m

Washington, D.C. Reagan-National

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$6,472

Hong KongWashington, D.C.

HKG Hong Kong Intl - DCA Washington, D.C. Reagan-National

HKGDCA

Hong Kong Intl

Mon 7-12

22:30-16:53

1 stop31h 23m

Washington, D.C. Reagan-National

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$6,472

Hong KongWashington, D.C.

HKG Hong Kong Intl - DCA Washington, D.C. Reagan-National

HKGDCA

Hong Kong Intl

Mon 9-11

10:35-22:30

1 stop24h 55m

Washington, D.C. Reagan-National

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$6,503

Fastest return journey

Hong KongWashington, D.C.

HKG Hong Kong Intl - DCA Washington, D.C. Reagan-National

HKGDCA

Hong Kong Intl

Thu 26-11

10:35-16:45

1 stop19h 10m

Washington, D.C. Reagan-National

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$6,511

Flights are sorted by cheapest return flights first.

Deals found on 23-9

Showing 1-10 of 15 resultsSorted by cheapest first

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.

HKG-DCA

Estimated return 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

HK0-DCA

HKG-DCA

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Hong Kong to Washington, D.C. Reagan-National Airport?
For as low as HK$5,413, United Airlines can have you in Washington, D.C. Reagan-National Airport from Hong Kong in 28h 34m. Hong Kong and Washington, D.C. Reagan-National Airport are separated by a distance of 13110 km.
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 holiday 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.

See more FAQs

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Cheap flights from Hong Kong to Washington, D.C. Reagan-National Airport from HK$4,048

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26-11. Fares are subject to change and may not be available on all flights or dates of travel.

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 28 September 2026.

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 28 September 2026.

Best flights from Hong Kong to Reagan-NationalDiscover carefully curated flight deals from Hong Kong to Reagan-National that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Discover carefully curated flight deals from Hong Kong to Reagan-National that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Last-minute flights from Hong Kong to Reagan-NationalDiscover last-minute flight deals from Hong Kong to Reagan-National. Data last updated 28 September 2026 and is based on user searches.

Discover last-minute flight deals from Hong Kong to Reagan-National. Data last updated 28 September 2026 and is based on user searches.

One-way flights from Hong Kong to Reagan-NationalSearch for one-way flight options from Hong Kong to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

Search for one-way flight options from Hong Kong to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

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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

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Related info for your journey

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?

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

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Alternative routes for Hong Kong to Reagan-National

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Complete your trip

Complete your trip to Reagan-National by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

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Search flights from Hong Kong to Reagan-National by cabin class

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Hong Kong and Reagan-National flights

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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 28 September 2026.

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 stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Last-minute flights from Hong Kong to Reagan-National
Discover last-minute flight deals from Hong Kong to Reagan-National. Data last updated 28 September 2026 and is based on user searches.

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 28 September 2026.