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

HKG — IAD
15 Oct — 22 Oct1
1 adult
1 adult, Economy

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

Cathay Pacific flights from Hong Kong to Dulles Intl in 2025

Find detailed information about Cathay Pacific flights from Hong Kong to Dulles Intl. Explore the options provided by Cathay Pacific to plan your journey from Hong Kong to Dulles Intl. Data last updated 15 September 2025.

Return from

HK$8,649

Popular in

May

Cheapest in

April

Average price (all airlines)

HK$7,544
Cathay Pacific
  • Cathay Pacific
  • 23-10-15-11
  • 2 total stops
  • 42h 21m 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; 2% potential price increase.
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Best time to find cheap flights from Hong Kong Intl to Washington, D.C. Dulles Intl; 1% 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 Cathay Pacific?

    When planning your HKG-IAD trip, keep in mind that Cathay Pacific is typically rated 7.4/10. This rating comes from 8,931 reviews by Cheapflights users who have traveled with Cathay Pacific.

Travel insights for Cathay Pacific flights from Hong Kong to Dulles Intl

Get recent, data-driven insights about Cathay Pacific flights from Hong Kong to Dulles Intl including ideal travel times, pricing trends, and more.

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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Fly from Hong Kong to Dulles Intl on another airline

Consider alternative airlines that service the Dulles Intl area. Flight routes are based on user searches made on Cheapflights and were last updated on 15 September 2025.
Air China flights from Hong Kong Intl to Washington, D.C. Dulles Intl
United Airlines flights from Hong Kong Intl to Washington, D.C. Dulles Intl

See what others are saying about Cathay Pacific

Read reviews and see what other travellers are saying about their experiences with Cathay Pacific. 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 Cathay Pacific for your next flight. Reviews last updated 15 September 2025.
Cathay Pacific
7.6
Good
993 reviews
Check prices
Overview

Food

7.3

Entertainment

7.8

Boarding

7.9

Crew

8.1

Comfort

7.6

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