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HK$700+ Cheap flights from Washington, D.C. Dulles Intl Airport

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 6-10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IAD — HKG
15 Oct — 22 Oct1
1 adult
1 adult, Economy

What to know about flights from Dulles Intl

Discover essential information about flights departing from Dulles Intl, including flight schedules, destinations, airlines operating at the Dulles Intl airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 15 September 2025.

Good round-trip deal

HK$1,036 or less

Good one-way deal

HK$2,910 or less
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl.
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Find flights from Dulles Intl

Cheapest flights from Dulles Intl
Explore the most affordable flight options available from Dulles Intl. Find the lowest fares based on data from user searches, with prices last updated on 15 September 2025.

Mon 6-1022:10IAD - YYC
1 stop15h 28mUnited Airlines
Wed 8-1015:49YYC - IAD
1 stop11h 47mUnited Airlines
Deal found 15-9HK$1,804
Wed 1-1022:05IAD - YYC
1 stop16h 14mUnited Airlines
Wed 22-1013:30YYC - IAD
2 stops20h 25mUnited Airlines
Deal found 14-9HK$1,874
Mon 20-1022:10IAD - YYC
2 stops17h 43mUnited Airlines
Wed 22-1013:30YYC - IAD
2 stops8h 51mUnited Airlines
Deal found 13-9HK$1,921
Thu 23-1022:05IAD - YYC
1 stop16h 14mUnited Airlines
Wed 29-1015:30YYC - IAD
1 stop11h 57mUnited Airlines
Deal found 14-9HK$2,007
Wed 1-1022:05IAD - YYC
1 stop16h 14mMultiple Airlines
Tue 21-1001:10YYC - IAD
1 stop8h 03mMultiple Airlines
Deal found 14-9HK$2,014
Mon 20-1022:10IAD - YYC
1 stop15h 28mMultiple Airlines
Tue 21-1000:20YYC - IAD
1 stop7h 18mMultiple Airlines
Deal found 13-9HK$2,069
Tue 21-1006:30IAD - YYC
2 stops17h 18mUnited Airlines
Tue 28-1015:30YYC - IAD
1 stop11h 57mUnited Airlines
Deal found 14-9HK$2,084
Mon 20-1018:50IAD - YYC
2 stops21h 03mUnited Airlines
Fri 31-1015:30YYC - IAD
1 stop11h 57mUnited Airlines
Deal found 13-9HK$2,123
Tue 10-322:07IAD - YYC
1 stop15h 47mUnited Airlines
Wed 11-314:00YYC - IAD
1 stop13h 08mUnited Airlines
Deal found 14-9HK$2,162
Fri 24-1018:50IAD - YYC
2 stops21h 03mUnited Airlines
Tue 28-1015:30YYC - IAD
2 stops18h 19mUnited Airlines
Deal found 14-9HK$2,201
Tue 14-1008:30IAD - YYC
1 stop11h 25mMultiple Airlines
Mon 20-1018:55YYC - IAD
1 stop12h 43mMultiple Airlines
Deal found 15-9HK$2,248
Sat 14-212:30IAD - CDG
2 stops15h 55mScandinavian Airlines
Sun 15-220:45CDG - IAD
2 stops26h 30mScandinavian Airlines
Deal found 14-9HK$3,539

Find flights from Dulles Intl within your budget

 
Find flights departing from Dulles Intl that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 15 September 2025. In the last 7 days, Cheapflights users made a total of 70,647 searches

Fly to

Hong Kong

Route

Departure

Return

Price

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Tue 7-10

12:35-21:48

1 stop11h 13m

Calgary

Wed 8-10

12:38-00:21

1 stop9h 43m

HK$1,804

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Mon 6-10

22:10-11:38

1 stop15h 28m

Calgary

Mon 20-10

15:49-08:15

1 stop14h 26m

HK$1,804

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Wed 8-10

06:30-11:38

1 stop7h 08m

Calgary

Mon 20-10

15:49-08:15

1 stop14h 26m

HK$1,804

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Mon 20-10

22:10-11:38

1 stop15h 28m

Calgary

Wed 22-10

12:38-00:21

1 stop9h 43m

HK$1,804

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Thu 23-10

22:05-12:19

1 stop16h 14m

Calgary

Sun 26-10

15:30-05:27

1 stop11h 57m

HK$2,007

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Wed 22-10

22:05-12:19

1 stop16h 14m

Calgary

Thu 30-10

15:30-05:27

1 stop11h 57m

HK$2,007

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Tue 21-10

06:30-21:48

2 stops17h 18m

Calgary

Tue 28-10

15:30-05:27

1 stop11h 57m

HK$2,084

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Fri 24-10

22:10-13:53

2 stops17h 43m

Calgary

Tue 28-10

15:30-05:27

1 stop11h 57m

HK$2,123

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Mon 20-10

18:50-13:53

2 stops21h 03m

Calgary

Fri 31-10

15:30-05:27

1 stop11h 57m

HK$2,123

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Tue 14-10

08:30-17:55

1 stop11h 25m

Calgary

Tue 21-10

18:55-11:45

1 stop14h 50m

HK$2,248

Flights are sorted by cheapest return flights first.

Deals found on 13-9

Showing 1-10 of 60 results
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Best time to book a flight from Dulles Intl

Have a flexible travel schedule? Discover the best time to fly from Dulles Intl 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.

Travel insights for flights from Dulles Intl

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

When is the best time to book a flight from Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a return flight from Dulles Intl to Hong Kong. Price data was last updated on 12 September 2025.

The price you pay for your flight from Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport?

Currently, June is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport (average of HK$3,523). Flying from Washington, D.C. Dulles Intl Airport in July will prove the most costly (average of HK$9,644). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Washington, D.C. Dulles Intl Airport?

If you’re flying from Washington, D.C. Dulles Intl Airport, these routes are more frequently taken by airlines London (368 flights per day), Chicago (344 flights per day) and Atlanta (256 flights per day).

Orlando
Orlando
From HK$132
Reykjavik
Reykjavik
From HK$433
Kastrup Copenhagen
Kastrup Copenhagen
From HK$374

What is the cheapest place to fly to from Washington, D.C. Dulles Intl Airport?

The cheapest city to fly to from Washington, D.C. Dulles Intl Airport is Orlando, with prices starting at HK$1,028. Explore other affordable destinations below.

Orlando
Orlando
From HK$132
Kastrup Copenhagen
Kastrup Copenhagen
From HK$374

Browse thousands of different options on Cheapflights for your next trip

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Alternate flight departure points to Dulles Intl

Consider leaving from one of these other departure points that are located a short distance from Dulles Intl. Flight origins were last updated on 15 September 2025.
Flights from Reagan-National

Related info for your journey

Access useful and relevant information related to your journey from Dulles Intl. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 15 September 2025.

  • What are the most popular destinations to fly to from Washington, D.C. Dulles Intl Airport?

    This month, the top selected destinations from Washington, D.C. Dulles Intl Airport are Cairo, Athens, Atlanta. Throughout the year, Mumbai, Cairo, Ahmedabad are some of the top choices made by users flying from Washington, D.C. Dulles Intl Airport.

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to anywhere?

    Users have flown out of Washington, D.C. Dulles Intl Airport for as low as HK$1,028 to Orlando Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for HK$3,006 to fly from Washington, D.C. Dulles Intl Airport.

  • What is the cheapest premium economy flight from Washington, D.C. Dulles Intl Airport?

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from Washington, D.C. Dulles Intl Airport.
    Fly Washington, D.C. Dulles Intl to Beijing Capital Airport from HK$13,272

  • What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport?

    Currently, the cheapest month for flights from Washington, D.C. Dulles Intl Airport is June. The most expensive month for flights is July. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Washington, D.C. Dulles Intl Airport?

    Check out the cheapest flights from Washington, D.C. Dulles Intl Airport to embark to:
    Fly from Washington, D.C. to Hong Kong from HK$5,911 round trip

  • How does Cheapflights help users find flights from Dulles Intl?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Dulles Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

  • Why should you use Cheapflights to find cheap flight tickets from Dulles Intl?

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Dulles Intl for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from Dulles Intl with no change fees?

    Yes! Cheapflights helps users easily find flights from Dulles Intl with no change fees.

  • Can Cheapflights notify me if prices for flights from Dulles Intl become cheaper?

    Of course! You can now track prices for flights from Dulles Intl and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Dulles Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Dulles Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Dulles Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Dulles Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Dulles Intl with no change fees.

Can Cheapflights notify me if prices for flights from Dulles Intl become cheaper?

Of course! You can now track prices for flights from Dulles Intl and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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