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Haikou

$1,203+ Cheap flights from Dulles Intl (IAD) to Haikou (HAK)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — HAK
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Dulles Intl to Haikou

Cheapest flights from Dulles Intl to Haikou
Explore the most affordable flight options available from Dulles Intl to Haikou. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This oojo deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:51 am
IAD
-
HAK
2 stops39h 49m
Cathay Pacific
Wed 9/304:50 pm
HAK
-
IAD
2 stops54h 05m
Cathay Pacific
Deal found 1/28$1,203
This Air China deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:15 am
IAD
-
HAK
2 stops44h 00m
Air China
Sun 3/228:05 pm
HAK
-
IAD
2 stops59h 25m
Air China
Deal found 1/28$1,427
This Cathay Pacific deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/21:00 pm
IAD
-
HAK
3 stops38h 40m
Multiple Airlines
Wed 9/304:50 pm
HAK
-
IAD
2 stops43h 07m
Multiple Airlines
Deal found 1/27$4,542

Find flight deals from Dulles Intl to Haikou

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Haikou (HAK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,427
(Air China)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Haikou Meilan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Haikou Meilan Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to Haikou Meilan Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Haikou that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Haikou that are best for you.

Fly from

Dulles Intl

Fly to

Haikou

Route

Depart

Return

Price

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 3/18

6:15 am-2:15 pm

2 stops44h 00m

Haikou Meilan Intl

Sun 3/22

8:05 pm-7:30 pm

2 stops59h 25m

$1,427

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Sat 2/28

6:10 pm-4:55 pm

3 stops57h 45m

$2,140

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Fri 2/27

5:05 pm-4:30 pm

3 stops58h 25m

$2,883

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Fri 2/27

10:00 pm-10:15 am

1 stop23h 15m

$4,799

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Compare providers for flights from Dulles Intl to Haikou

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Haikou in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Haikou flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Haikou flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Haikou flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Haikou flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Haikou flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Haikou

Have a flexible travel schedule? Discover the best time to fly to Haikou from Dulles Intl with our price prediction graph.
Estimated round-trip 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.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Haikou. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Haikou from Washington, D.C. Dulles Intl?

    Most people fly into Haikou Meilan Intl (HAK) if they book a flight to Haikou from Washington, D.C. Dulles Intl. On average, Meilan Intl has 0 inbound flights from Washington, D.C. Dulles Intl per day from 0 airlines. Haikou Meilan Intl is conveniently located just 10.7 mi from Haikou’s city center.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Haikou?

    For as low as $1,427, Air China can have you in Haikou from Washington, D.C. Dulles Intl Airport in 44h. There are 8330 mi between Washington, D.C. Dulles Intl Airport and Haikou.

  • Can I find deals for flights from Dulles Intl to Haikou that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Haikou flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Haikou?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Haikou.

  • Can I find deals for business class flights from Dulles Intl to Haikou?

    Yes. Cheapflights offers flight deals from Dulles Intl to Haikou 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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