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.

$536 Cheap Flights from Washington, D.C. Dulles Intl Airport to Hainan in 2026

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Hainan

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:00 pm - 9:25 am

IAD

SYX

48h 25m

2 stops

12:25 pm - 3:40 pm

SYX

IAD

39h 15m

2 stops

$1,073Multiple Airlines

Mon, Sep 7 - Mon, Sep 14

9:00 pm - 8:05 pm

IAD

HAK

35h 05m

2 stops

6:00 pm - 3:40 pm

HAK

IAD

33h 40m

2 stops

$1,140Multiple Airlines

Wed, Sep 2 - Wed, Sep 30

7:00 am - 3:40 pm

IAD

HAK

44h 40m

2 stops

4:50 pm - 12:58 am

HAK

IAD

44h 08m

2 stops

$1,276Multiple Airlines

Wed, Sep 2 - Wed, Sep 30

2:53 pm - 3:40 pm

IAD

HAK

36h 47m

2 stops

4:50 pm - 12:58 am

HAK

IAD

44h 08m

2 stops

$1,276Multiple Airlines

Wed, Sep 2 - Wed, Sep 30

9:00 pm - 8:05 pm

IAD

SYX

35h 05m

2 stops

5:55 pm - 3:40 pm

SYX

IAD

33h 45m

2 stops

$1,281Multiple Airlines

Sat, Aug 22 - Sat, Aug 29

1:15 am - 12:45 pm

IAD

SYX

47h 30m

2 stops

1:45 pm - 10:00 pm

SYX

IAD

44h 15m

2 stops

$1,296Multiple Airlines

Wed, Oct 14 - Sun, Oct 18

3:45 pm - 10:15 am

IAD

SYX

30h 30m

3 stops

11:10 am - 11:05 am

SYX

IAD

35h 55m

2 stops

$1,480Multiple Airlines

Mon, Sep 7 - Mon, Sep 14

3:45 pm - 10:15 am

IAD

SYX

30h 30m

3 stops

3:50 pm - 2:22 pm

SYX

IAD

34h 32m

3 stops

$1,570Multiple Airlines

Mon, Sep 7 - Mon, Sep 14

1:15 pm - 12:35 pm

IAD

SYX

35h 20m

3 stops

9:45 pm - 3:40 pm

SYX

IAD

29h 55m

2 stops

$1,774Multiple Airlines

Thu, Oct 15 - Sun, Oct 18

4:20 pm - 12:45 pm

IAD

SYX

32h 25m

3 stops

8:50 pm - 3:40 pm

SYX

IAD

30h 50m

2 stops

$1,877Multiple Airlines

Sat, Aug 22 - Sat, Aug 29

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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

Sep 10

IAD5:42 pmWashington, D.C. Dulles Intl

29h 58m

2 stops

SYX11:40 amSanya Phoenix Intl

Sep 14

SYX8:40 pmSanya Phoenix Intl

34h 50m

1 stop

IAD7:30 pmWashington, D.C. Dulles Intl

$2,480

Air China

Aug 30

IAD8:20 amWashington, D.C. Dulles Intl

48h 40m

2 stops

HAK9:00 pmHaikou Meilan Intl

Sep 3

HAK8:00 pmHaikou Meilan Intl

35h 30m

2 stops

IAD7:30 pmWashington, D.C. Dulles Intl

$2,731

Air China

Aug 30

IAD8:20 amWashington, D.C. Dulles Intl

39h 50m

2 stops

HAK12:10 pmHaikou Meilan Intl

Sep 3

HAK3:25 pmHaikou Meilan Intl

40h 05m

1 stop

IAD7:30 pmWashington, D.C. Dulles Intl

$2,757

momondo Fare Finder

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

Cheapest round-trip

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Mon 9/7

9:00 pm-9:25 am

2 stops48h 25m

Sanya Phoenix Intl

Mon 9/14

12:25 pm-3:40 pm

2 stops39h 15m

$1,073

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 9/2

9:00 pm-8:05 pm

2 stops35h 05m

Haikou Meilan Intl

Wed 9/30

6:00 pm-3:40 pm

2 stops33h 40m

$1,140

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 9/2

7:00 am-3:40 pm

2 stops44h 40m

Haikou Meilan Intl

Wed 9/30

4:50 pm-12:58 am

2 stops44h 08m

$1,276

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 9/2

2:53 pm-3:40 pm

2 stops36h 47m

Haikou Meilan Intl

Wed 9/30

4:50 pm-12:58 am

2 stops44h 08m

$1,276

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Sat 8/22

9:00 pm-8:05 pm

2 stops35h 05m

Sanya Phoenix Intl

Sat 8/29

5:55 pm-3:40 pm

2 stops33h 45m

$1,281

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Wed 10/14

1:15 am-12:45 pm

2 stops47h 30m

Sanya Phoenix Intl

Sun 10/18

1:45 pm-10:00 pm

2 stops44h 15m

$1,296

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Mon 9/7

3:45 pm-10:15 am

3 stops30h 30m

Sanya Phoenix Intl

Mon 9/14

11:10 am-11:05 am

2 stops35h 55m

$1,480

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Mon 9/7

3:45 pm-10:15 am

3 stops30h 30m

Sanya Phoenix Intl

Mon 9/14

3:50 pm-2:22 pm

3 stops34h 32m

$1,570

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Thu 10/15

1:15 pm-12:35 pm

3 stops35h 20m

Sanya Phoenix Intl

Sun 10/18

9:45 pm-3:40 pm

2 stops29h 55m

$1,774

Quickest round-trip

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

Sat 8/22

4:20 pm-12:45 pm

3 stops32h 25m

Sanya Phoenix Intl

Sat 8/29

8:50 pm-3:40 pm

2 stops30h 50m

$1,877

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 27% 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	29h 40m
Direct flights	None

The fastest flight from Washington, D.C. Dulles Intl Airport to Hainan takes 29h 40m

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

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Hainan

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.