Hainan

$537+ Cheap flights from Washington, D.C. (WAS) to Hainan

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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — HAK
Feb 28 — Mar 71
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Cheap flight deals from Washington, D.C. to Hainan

Cheapest flights from Washington, D.C. to Hainan
Explore the most affordable flight options available from Washington, D.C. to Hainan. 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 Cathay Pacific 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1911:57 am
DCA
-
HAK
2 stops39h 43m
Cathay Pacific
Mon 3/234:50 pm
HAK
-
DCA
2 stops38h 05m
Cathay Pacific
Deal found 1/28$1,354
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 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
-
SYX
2 stops41h 00m
Air China
Sun 3/228:30 pm
SYX
-
IAD
2 stops46h 59m
Air China
Deal found 1/28$1,461
This Air China deal was found by Cheapflights users on 1/26. 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.
Thu 9/105:50 pm
BWI
-
SYX
2 stops29h 50m
Air China
Mon 9/1412:55 pm
SYX
-
BWI
2 stops30h 06m
Air China
Deal found 1/26$2,105
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.
Sat 3/146:25 pm
BWI
-
SYX
2 stops52h 20m
Multiple Airlines
Sat 3/218:30 pm
SYX
-
BWI
2 stops44h 35m
Multiple Airlines
Deal found 1/28$2,162
This China Eastern 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1811:00 am
DCA
-
SYX
2 stops38h 40m
China Eastern
Sun 3/226:30 am
SYX
-
DCA
2 stops28h 06m
China Eastern
Deal found 1/28$2,279
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.
Thu 9/105:50 pm
BWI
-
HAK
2 stops31h 30m
Air China
Mon 9/142:30 pm
HAK
-
BWI
2 stops28h 31m
Air China
Deal found 1/28$2,352
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 Washington, D.C. to Hainan

Keep the following information in mind while searching for Washington, D.C. to Hainan flight deals. Data was last updated January 29, 2026.

Most accurate provider

AranGrant
2 stars

Most trusted provider

AranGrant
2 stars

Round-trip from

$1,354
(Cathay Pacific)

One-way from

$537
(Trip.com)
Provider with most accurate pricing for Washington, D.C. (WAS)-Haikou Meilan Intl flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Haikou Meilan Intl flights.
From Washington, D.C. (WAS) to Hainan
One-way flight from Washington, D.C. (WAS) to Hainan

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Hainan 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. to Hainan that are best for you.

Fly from

Washington, D.C.

Fly to

Hainan

Route

Depart

Return

Price

Washington, D.C.Haikou

DCA - HAK

DCAHAK

Washington, D.C. Reagan-National

Thu 3/19

11:57 am-3:40 pm

2 stops39h 43m

Haikou Meilan Intl

Mon 3/23

4:50 pm-6:55 pm

2 stops38h 05m

$1,354

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.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Wed 3/18

6:15 am-10:45 am

2 stops40h 30m

Sanya Phoenix Intl

Sun 3/22

8:30 pm-7:29 am

2 stops46h 59m

$1,461

BaltimoreSanya

BWI - SYX

BWISYX

Baltimore/Washington

Sat 3/14

6:25 pm-10:45 am

2 stops52h 20m

Sanya Phoenix Intl

Sat 3/21

8:30 pm-5:05 am

2 stops44h 35m

$2,162

Washington, D.C.Sanya

DCA - SYX

DCASYX

Washington, D.C. Reagan-National

Wed 3/18

11:00 am-8:05 pm

2 stops45h 05m

Sanya Phoenix Intl

Sun 3/22

6:30 am-10:36 pm

2 stops28h 06m

$2,279

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Mon 3/16

3:35 pm-8:05 pm

3 stops64h 30m

$537

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Mon 3/16

3:35 pm-11:30 pm

2 stops43h 55m

$599

Washington, D.C.Sanya

DCA - SYX

DCASYX

Washington, D.C. Reagan-National

Mon 3/16

11:00 am-1:40 pm

2 stops38h 40m

$1,077

Washington, D.C.Sanya

DCA - SYX

DCASYX

Washington, D.C. Reagan-National

Mon 3/16

5:01 pm-1:55 am

3 stops44h 54m

$1,736

BaltimoreSanya

BWI - SYX

BWISYX

Baltimore/Washington

Mon 3/16

5:12 pm-1:55 am

3 stops44h 43m

$1,736

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 13 results
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Best time to book a flight from Washington, D.C. to Hainan

Have a flexible travel schedule? Discover the best time to fly to Hainan from Washington, D.C. 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Hainan
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Hainan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Washington, D.C. to Hainan?

    For as low as $1,354, Cathay Pacific can have you in Hainan from Washington, D.C. in 39h 43m. The distance from Washington, D.C. to Hainan is about 8340 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Washington, D.C. to Hainan?

  • Can I find deals for flights from Washington, D.C. to Hainan that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Hainan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Hainan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Hainan.

  • Can I find deals for business class flights from Washington, D.C. to Hainan?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Hainan 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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