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United Airlines flights from Hong Kong to Washington, D.C. Dulles Intl Airport (HKG - IAD)

HKG — IAD
18 Mar — 25 Mar1
1 adult
1 adult, Economy, 0 bags

Cheapflights users flying from Hong Kong to Washington, D.C. on United Airlines typically fly into Washington, D.C. Dulles Intl and depart from Hong Kong Intl. Select your dates above for pricing.

United Airlines flights from Hong Kong to Dulles Intl in 2026

Find detailed information about United Airlines flights from Hong Kong to Dulles Intl. Explore the options provided by United Airlines to plan your journey from Hong Kong to Dulles Intl. Data last updated 16 February 2026.

One-way from

HK$4,517

Return from

HK$7,081

Popular in

May

Cheapest in

April

Average price (all airlines)

HK$7,300
United Airlines
  • United Airlines
  • 25-4
  • 1 total stop
  • 20h 52m total
  • Hong Kong to Washington, D.C.
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United Airlines
  • United Airlines
  • 1-4-5-4
  • 3 total stops
  • 65h 20m total
  • Hong Kong to Washington, D.C.
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Highest demand for flights from Hong Kong Intl to Washington, D.C. Dulles Intl; 8% potential price increase.
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Best time to find cheap flights from Hong Kong Intl to Washington, D.C. Dulles Intl; 4% potential price drop.
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Average price for all Hong Kong Intl to Washington, D.C. Dulles Intl flights (one-way and round-trip).
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  • How do most travelers feel about United Airlines?

    Cheapflights users who travel with United Airlines (a popular airline from Hong Kong to Washington, D.C. Dulles Intl Airport) have rated them a 7.4/10. This rating comes from 9,299 reviews. If you are looking to travel HKG-IAD, search your dates above.

  • Can I get a flight from Hong Kong to Washington, D.C. Dulles Intl Airport on United Airlines for under HK$7,816?

    Cheapflights currently has 6 HKG-IAD flights for under HK$7,816. Flights to Washington, D.C. Dulles Intl Airport will vary based on many factors, like date and time. Click here to find the best price for your dates on Cheapflights.

Find United Airlines flight deals from Hong Kong to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest United Airlines flights from Hong Kong to Dulles Intl
Explore the most affordable United Airlines flight options available from Hong Kong to Dulles Intl. Find the lowest fares with prices last updated on 16 February 2026.

Tue 31-311:45
HKG
-
IAD
1 stop25h 40m
United Airlines
Tue 7-417:55
IAD
-
HKG
1 stop23h 45m
United Airlines
Deal found 14-2HK$8,542
Thu 26-311:25
HKG
-
IAD
2 stops21h 12m
United Airlines
Thu 25-609:10
IAD
-
HKG
1 stop21h 20m
United Airlines
Deal found 13-2HK$10,809
Tue 24-322:30
HKG
-
IAD
1 stop19h 06m
United Airlines
Tue 23-617:41
IAD
-
HKG
2 stops23h 19m
United Airlines
Deal found 13-2HK$10,879

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl 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. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

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 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).

Best time to book a flight from Hong Kong to Dulles Intl

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

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Other United Airlines flights from Hong Kong

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See what others are saying about United Airlines

Read reviews and see what other travellers are saying about their experiences with United Airlines. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing United Airlines for your next flight. Reviews last updated 16 February 2026.
United Airlines
7.4
Good
9,299 reviews
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Overview

Food

6.6

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

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