Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Washington, D.C. Dulles Intl Airport to Hainan from $1,309

This is the cheapest round-trip 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 1/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
8:05 pm - 5:00 pmIAD-HAK
31h 55m2 stops
Multiple Airlines Logo
7:50 pm - 3:55 pmHAK-IAD
33h 05m2 stops
$1,309Multiple Airlines
Find Deal
Sun, Jan 18 - Fri, Jan 23
Air China Logo
3:45 pm - 12:45 pmIAD-HAK
33h 00m2 stops
Air China Logo
1:05 pm - 7:30 pmHAK-IAD
42h 25m2 stops
$1,419Air China
Find Deal
Mon, Mar 16 - Thu, Mar 19
Air China Logo
12:40 pm - 5:40 pmIAD-SYX
40h 00m2 stops
Air China Logo
6:05 pm - 6:30 pmSYX-IAD
37h 25m2 stops
$1,448Air China
Find Deal
Thu, Jan 22 - Mon, Jan 26
Air China Logo
3:19 pm - 5:40 pmIAD-SYX
37h 21m2 stops
Air China Logo
3:35 pm - 6:30 pmSYX-IAD
39h 55m1 stop
$1,467Air China
Find Deal
Thu, Jan 22 - Mon, Jan 26
Air China Logo
3:45 pm - 12:45 pmIAD-HAK
33h 00m2 stops
Air China Logo
6:55 pm - 7:30 pmHAK-IAD
36h 35m1 stop
$1,492Air China
Find Deal
Mon, Mar 16 - Thu, Mar 19
Air China Logo
3:45 pm - 12:45 pmIAD-HAK
33h 00m2 stops
Air China Logo
2:35 pm - 7:30 pmHAK-IAD
40h 55m3 stops
$1,654Air China
Find Deal
Mon, Mar 16 - Thu, Mar 19
Multiple Airlines Logo
6:10 pm - 6:45 pmIAD-HAK
35h 35m3 stops
Multiple Airlines Logo
8:00 pm - 6:30 pmHAK-IAD
35h 30m3 stops
$1,679Multiple Airlines
Find Deal
Mon, Dec 29 - Mon, Jan 5
Multiple Airlines Logo
8:05 pm - 5:00 pmIAD-HAK
31h 55m2 stops
Multiple Airlines Logo
8:00 pm - 3:55 pmHAK-IAD
32h 55m2 stops
$1,937Multiple Airlines
Find Deal
Wed, Dec 24 - Thu, Jan 15
Multiple Airlines Logo
10:30 pm - 3:25 pmIAD-HAK
27h 55m2 stops
Multiple Airlines Logo
10:05 pm - 8:26 pmHAK-IAD
35h 21m3 stops
$2,144Multiple Airlines
Find Deal
Wed, Dec 24 - Thu, Jan 15
Multiple Airlines Logo
6:10 pm - 6:45 pmIAD-HAK
35h 35m3 stops
Multiple Airlines Logo
9:20 pm - 6:30 pmHAK-IAD
34h 10m2 stops
$2,161Multiple Airlines
Find Deal
Mon, Dec 29 - Mon, Jan 5

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
Dec 2
IAD3:23 pmWashington, D.C. Dulles Intl
31h 37m
2 stops
SYX12:00 pmSanya Phoenix Intl
Dec 23
SYX8:30 pmSanya Phoenix Intl
45h 52m
2 stops
IAD5:22 amWashington, D.C. Dulles Intl
$1,362
Find similar
Air China
Mar 16
IAD8:46 amWashington, D.C. Dulles Intl
39h 59m
2 stops
HAK12:45 pmHaikou Meilan Intl
Mar 19
HAK10:10 amHaikou Meilan Intl
45h 20m
2 stops
IAD7:30 pmWashington, D.C. Dulles Intl
$1,419
Find similar
Air China
Jan 22
IAD12:40 pmWashington, D.C. Dulles Intl
40h 00m
2 stops
SYX5:40 pmSanya Phoenix Intl
Jan 26
SYX6:05 pmSanya Phoenix Intl
37h 25m
2 stops
IAD6:30 pmWashington, D.C. Dulles Intl
$1,448
Find similar

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 December 1, 2025.
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.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Sun 1/18

8:05 pm-5:00 pm

2 stops31h 55m

Haikou Meilan Intl

Fri 1/23

7:50 pm-3:55 pm

2 stops33h 05m

$1,309

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Mon 3/16

3:45 pm-12:45 pm

2 stops33h 00m

Haikou Meilan Intl

Thu 3/19

1:05 pm-7:30 pm

2 stops42h 25m

$1,419

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Thu 1/22

12:40 pm-5:40 pm

2 stops40h 00m

Sanya Phoenix Intl

Mon 1/26

6:05 pm-6:30 pm

2 stops37h 25m

$1,448

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Thu 1/22

3:19 pm-5:40 pm

2 stops37h 21m

Sanya Phoenix Intl

Mon 1/26

3:35 pm-6:30 pm

1 stop39h 55m

$1,467

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Mon 3/16

3:45 pm-12:45 pm

2 stops33h 00m

Haikou Meilan Intl

Thu 3/19

6:55 pm-7:30 pm

1 stop36h 35m

$1,492

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Mon 3/16

3:45 pm-12:45 pm

2 stops33h 00m

Haikou Meilan Intl

Thu 3/19

2:35 pm-7:30 pm

3 stops40h 55m

$1,654

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Mon 12/29

6:10 pm-6:45 pm

3 stops35h 35m

Haikou Meilan Intl

Mon 1/5

8:00 pm-6:30 pm

3 stops35h 30m

$1,679

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 12/24

8:05 pm-5:00 pm

2 stops31h 55m

Haikou Meilan Intl

Thu 1/15

8:00 pm-3:55 pm

2 stops32h 55m

$1,937

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 12/24

10:30 pm-3:25 pm

2 stops27h 55m

Haikou Meilan Intl

Thu 1/15

10:05 pm-8:26 pm

3 stops35h 21m

$2,144

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Mon 12/29

6:10 pm-6:45 pm

3 stops35h 35m

Haikou Meilan Intl

Mon 1/5

9:20 pm-6:30 pm

2 stops34h 10m

$2,161

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Hainan from

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 10% 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

26h 25m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Hainan takes 26h 25m
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.
Search flight deals

  • 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.

An easier way to manage your Hainan trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 12/31
Wed 1/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Hainan

Popular cities in Hainan

Popular flights according to clicks in the last 7 days on momondo
Flights to Shanghaifrom $562
Flights to Beijingfrom $557
Flights to Guangzhoufrom $564
Flights to Fuzhoufrom $622
Flights to Shenzhenfrom $589
Flights to Chengdufrom $705
Flights to Chongqingfrom $613
Flights to Hangzhoufrom $612
Flights to Kunmingfrom $735
Flights to Xi'anfrom $656
Flights to Shenyangfrom $622
Flights to Qingdaofrom $674