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$4,854+ 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.

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Best

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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 11 September 2026.

Fri 11-911:45 -

1 stop22h 45m

Tue 15-916:20 -

2 stops38h 35m

Deal found 9-9HK$6,485

Thu 17-922:30 -

2 stops26h 34m

Thu 12-1116:09 -

2 stops25h 51m

Deal found 9-9HK$6,587

Sat 24-1022:30 -

2 stops28h 25m

Sat 31-1017:49 -

1 stop23h 56m

Deal found 9-9HK$7,386

Thu 22-1000:45 -

2 stops33h 49m

Mon 8-309:40 -

2 stops36h 40m

Deal found 6-9HK$8,288

Thu 24-912:20 -

2 stops23h 24m

Sun 27-909:40 -

2 stops31h 25m

Deal found 10-9HK$8,304

Mon 9-1100:55 -

2 stops23h 34m

Mon 8-317:25 -

1 stop25h 15m

Deal found 6-9HK$8,312

Mon 26-1009:45 -

2 stops25h 59m

Mon 8-317:15 -

2 stops25h 25m

Deal found 6-9HK$8,320

Find flight deals from Hong Kong to Reagan-National

Round-trip from	HK$6,587
One-way from	HK$4,854
Popular in	July
Cheapest in	February
Average price	HK$9,496

United Airlines
6-10-13-10
4 total stops
56h 37m total
Hong Kong to Washington, D.C.

Search Deals

19-10-31-12
2 total stops
41h 29m total
Hong Kong to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (HK$11,140 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (HK$1,689 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

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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.

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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

Mon 19-10

16:30-21:59

2 stops41h 29m

Washington, D.C. Reagan-National

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$4,854

Hong KongWashington, D.C.

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

HKGDCA

Hong Kong Intl

Mon 14-12

19:05-21:00

3 stops38h 55m

Washington, D.C. Reagan-National

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$5,246

Hong KongWashington, D.C.

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

HKGDCA

Hong Kong Intl

Sun 22-11

19:40-16:04

2 stops33h 24m

Washington, D.C. Reagan-National

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$5,348

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$5,465

Hong KongWashington, D.C.

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

HKGDCA

Hong Kong Intl

Wed 28-10

10:35-22:30

1 stop23h 55m

Washington, D.C. Reagan-National

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$5,465

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

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$5,497

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$5,497

Fastest return journey

Hong KongWashington, D.C.

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

HKGDCA

Hong Kong Intl

Sat 7-11

10:35-16:45

1 stop19h 10m

Washington, D.C. Reagan-National

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$5,912

Hong KongWashington, D.C.

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

HKGDCA

Hong Kong Intl

Sun 8-11

10:35-16:45

1 stop19h 10m

Washington, D.C. Reagan-National

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$5,912

Hong KongWashington, D.C.

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

HKGDCA

Hong Kong Intl

Fri 9-10

22:30-22:30

1 stop36h 00m

Washington, D.C. Reagan-National

Wed 31-12

00:00-13:00

Nonstop0h 00m

HK$5,912

Flights are sorted by cheapest return flights first.

Deals found on 8-9

Showing 1-10 of 21 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$8,304, United Airlines can have you in Washington, D.C. Reagan-National Airport from Hong Kong in 23h 39m. Hong Kong and Washington, D.C. Reagan-National Airport are separated by a distance of 13110 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
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.

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Cheap flights from Hong Kong to Washington, D.C. Reagan-National Airport from HK$4,854

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19-10. 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 11 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 11 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 11 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 11 September 2026.

Last-minute flights from Hong Kong to Reagan-NationalDiscover last-minute flight deals from Hong Kong to Reagan-National. Data last updated 11 September 2026 and is based on user searches.

Discover last-minute flight deals from Hong Kong to Reagan-National. Data last updated 11 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 11 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 11 September 2026.

Find flight deals from Hong Kong to Reagan-National

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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

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

Cheapflights Insights

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?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Hong Kong to Reagan-National

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

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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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 11 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 11 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 11 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 11 September 2026.