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Cheap flights from Washington, D.C. Dulles Intl Airport to Hainan from $539

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Hainan departing on 3/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Hainan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:40 am - 9:05 pm
IAD
-
SYX
45h 25m
2 stops
Multiple Airlines Logo
10:05 pm - 8:20 am
SYX
-
IAD
47h 15m
2 stops
$1,243Multiple Airlines
Sun, Jan 25 - Mon, Feb 2
Multiple Airlines Logo
8:05 pm - 9:05 pm
IAD
-
SYX
60h 00m
2 stops
Multiple Airlines Logo
10:05 pm - 8:20 am
SYX
-
IAD
47h 15m
2 stops
$1,246Multiple Airlines
Mon, Jan 26 - Mon, Feb 2
Multiple Airlines Logo
6:10 pm - 5:45 pm
IAD
-
SYX
34h 35m
3 stops
Multiple Airlines Logo
10:05 pm - 6:30 pm
SYX
-
IAD
33h 25m
2 stops
$1,272Multiple Airlines
Sun, Jan 25 - Mon, Feb 2
Multiple Airlines Logo
6:10 pm - 5:45 pm
IAD
-
SYX
34h 35m
3 stops
Multiple Airlines Logo
5:00 pm - 3:49 pm
SYX
-
IAD
35h 49m
3 stops
$1,279Multiple Airlines
Sun, Jan 25 - Mon, Feb 2
Air China Logo
6:15 am - 12:45 pm
IAD
-
HAK
42h 30m
2 stops
Air China Logo
8:05 pm - 7:30 pm
HAK
-
IAD
59h 25m
2 stops
$1,356Air China
Wed, Mar 18 - Sun, Mar 22
Air China Logo
8:25 am - 1:25 pm
IAD
-
SYX
40h 00m
2 stops
Air China Logo
6:50 pm - 6:30 pm
SYX
-
IAD
36h 40m
1 stop
$1,384Air China
Mon, Jan 26 - Mon, Feb 2
Air China Logo
6:15 am - 11:15 am
IAD
-
SYX
41h 00m
2 stops
Air China Logo
6:50 pm - 7:29 am
SYX
-
IAD
48h 39m
2 stops
$1,390Air China
Wed, Mar 18 - Sun, Mar 22
Multiple Airlines Logo
8:05 pm - 8:20 pm
IAD
-
HAK
35h 15m
2 stops
Multiple Airlines Logo
4:50 pm - 3:55 pm
HAK
-
IAD
36h 05m
2 stops
$1,451Multiple Airlines
Fri, Feb 27 - Fri, Mar 6
Air China Logo
6:15 am - 10:45 am
IAD
-
SYX
40h 30m
2 stops
Air China Logo
5:15 pm - 7:30 pm
SYX
-
IAD
62h 15m
2 stops
$1,455Air China
Wed, Mar 18 - Sun, Mar 22
Multiple Airlines Logo
8:05 pm - 9:05 pm
IAD
-
SYX
36h 00m
2 stops
Multiple Airlines Logo
10:05 pm - 3:55 pm
SYX
-
IAD
54h 50m
2 stops
$1,471Multiple Airlines
Sat, Feb 28 - Sat, Mar 7

Air China flights from Washington, D.C. Dulles Intl Airport to Hainan

Our best Air China deals on Washington, D.C. Dulles Intl Airport to Hainan flight tickets
Air China
Mar 18
IAD6:15 amWashington, D.C. Dulles Intl
42h 30m
2 stops
HAK12:45 pmHaikou Meilan Intl
Mar 22
HAK8:05 pmHaikou Meilan Intl
59h 25m
2 stops
IAD7:30 pmWashington, D.C. Dulles Intl
$1,356
Air China
Jan 26
IAD8:25 amWashington, D.C. Dulles Intl
40h 00m
2 stops
SYX1:25 pmSanya Phoenix Intl
Feb 2
SYX6:50 pmSanya Phoenix Intl
36h 40m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
$1,384
Air China
Mar 18
IAD6:15 amWashington, D.C. Dulles Intl
41h 00m
2 stops
SYX11:15 amSanya Phoenix Intl
Mar 22
SYX6:50 pmSanya Phoenix Intl
48h 39m
2 stops
IAD7:29 amWashington, D.C. Dulles Intl
$1,390

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated January 15, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Hainan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Sun 1/25

10:40 am-9:05 pm

2 stops45h 25m

Sanya Phoenix Intl

Mon 2/2

10:05 pm-8:20 am

2 stops47h 15m

$1,243

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Mon 1/26

8:05 pm-9:05 pm

2 stops60h 00m

Sanya Phoenix Intl

Mon 2/2

10:05 pm-8:20 am

2 stops47h 15m

$1,246

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Sun 1/25

6:10 pm-5:45 pm

3 stops34h 35m

Sanya Phoenix Intl

Mon 2/2

10:05 pm-6:30 pm

2 stops33h 25m

$1,272

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Sun 1/25

6:10 pm-5:45 pm

3 stops34h 35m

Sanya Phoenix Intl

Mon 2/2

5:00 pm-3:49 pm

3 stops35h 49m

$1,279

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 3/18

6:15 am-12:45 pm

2 stops42h 30m

Haikou Meilan Intl

Sun 3/22

8:05 pm-7:30 pm

2 stops59h 25m

$1,356

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Mon 1/26

8:25 am-1:25 pm

2 stops40h 00m

Sanya Phoenix Intl

Mon 2/2

6:50 pm-6:30 pm

1 stop36h 40m

$1,384

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Wed 3/18

6:15 am-11:15 am

2 stops41h 00m

Sanya Phoenix Intl

Sun 3/22

6:50 pm-7:29 am

2 stops48h 39m

$1,390

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Fri 2/27

8:05 pm-8:20 pm

2 stops35h 15m

Haikou Meilan Intl

Fri 3/6

4:50 pm-3:55 pm

2 stops36h 05m

$1,451

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

5:15 pm-7:30 pm

2 stops62h 15m

$1,455

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Sat 2/28

8:05 pm-9:05 pm

2 stops36h 00m

Sanya Phoenix Intl

Sat 3/7

10:05 pm-3:55 pm

2 stops54h 50m

$1,471

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Hainan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Hainan flights?

You could potentially save up to 7% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Hainan flight.

Cheap Washington, D.C. Dulles Intl Airport to Hainan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Hainan

Fastest flight time

24h 15m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Hainan takes 24h 15m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Hainan. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Hainan.
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  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Hainan?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Hainan are updated daily.

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Hainan?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Hainan.

  • What documentation or ID do you need to fly to Hainan?

    The necessary travel and health documents for your Hainan trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Hainan?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Hainan for you.

Can I find flights from Washington, D.C. to Hainan with flexible booking policies on momondo?

Flights from Washington, D.C. to Hainan with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Hainan?

momondo helps you find the best flight between Washington, D.C. and Hainan by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Hainan right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Hainan, momondo offers a useful price alert feature which will track prices for flights to Hainan from Washington, D.C. and alert you when they change.

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