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Cheap flights from Washington, D.C. Dulles Intl Airport to Haikou from $718

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 Haikou departing on 5/29. 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
1 adult, Economy, 0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
2:46 pm - 3:40 pm
IAD
-
HAK
36h 54m
2 stops
Cathay Pacific Logo
4:50 pm - 5:54 pm
HAK
-
IAD
61h 04m
2 stops
$1,135Cathay Pacific
Wed, Sep 2 - Wed, Sep 30
Cathay Pacific Logo
6:41 pm - 3:40 pm
IAD
-
HAK
32h 59m
2 stops
Cathay Pacific Logo
4:50 pm - 2:00 pm
HAK
-
IAD
57h 10m
2 stops
$1,236Cathay Pacific
Wed, Sep 2 - Wed, Sep 30
Cathay Pacific Logo
5:59 pm - 3:40 pm
IAD
-
HAK
33h 41m
2 stops
Cathay Pacific Logo
4:50 pm - 5:40 am
HAK
-
IAD
48h 50m
2 stops
$1,375Cathay Pacific
Wed, Apr 29 - Wed, May 6
Multiple Airlines Logo
5:59 pm - 3:40 pm
IAD
-
HAK
33h 41m
2 stops
Multiple Airlines Logo
4:50 pm - 8:40 am
HAK
-
IAD
51h 50m
3 stops
$2,051Multiple Airlines
Wed, Apr 29 - Wed, May 6
Multiple Airlines Logo
6:14 pm - 12:50 am
IAD
-
HAK
42h 36m
2 stops
Multiple Airlines Logo
6:15 pm - 10:30 pm
HAK
-
IAD
40h 15m
2 stops
$2,066Multiple Airlines
Wed, Jul 1 - Fri, Jul 31
Multiple Airlines Logo
1:20 pm - 12:20 pm
IAD
-
HAK
35h 00m
3 stops
Multiple Airlines Logo
9:35 pm - 8:37 pm
HAK
-
IAD
35h 02m
3 stops
$2,101Multiple Airlines
Wed, Apr 29 - Wed, May 6
Multiple Airlines Logo
6:14 pm - 12:50 am
IAD
-
HAK
42h 36m
2 stops
Multiple Airlines Logo
4:50 pm - 8:40 am
HAK
-
IAD
51h 50m
3 stops
$2,406Multiple Airlines
Wed, Jul 1 - Fri, Jul 31
Air China Logo
6:30 am - 2:10 pm
IAD
-
HAK
43h 40m
2 stops
Air China Logo
9:05 am - 7:30 pm
HAK
-
IAD
22h 25m
1 stop
$2,661Air China
Wed, Jul 1 - Fri, Jul 31
Multiple Airlines Logo
10:35 pm - 10:20 pm
IAD
-
HAK
35h 45m
3 stops
Multiple Airlines Logo
11:30 am - 8:24 pm
HAK
-
IAD
44h 54m
3 stops
$2,790Multiple Airlines
Wed, Jul 1 - Fri, Jul 31
Multiple Airlines Logo
7:20 pm - 9:00 pm
IAD
-
HAK
37h 40m
2 stops
Multiple Airlines Logo
3:40 am - 3:40 pm
HAK
-
IAD
48h 00m
1 stop
$3,516Multiple Airlines
Wed, Apr 29 - Tue, May 5

Cathay Pacific flights from Washington, D.C. Dulles Intl Airport to Haikou

Our best Cathay Pacific deals on Washington, D.C. Dulles Intl Airport to Haikou flight tickets
Cathay Pacific
Sep 2
IAD2:46 pmWashington, D.C. Dulles Intl
36h 54m
2 stops
HAK3:40 pmHaikou Meilan Intl
Sep 30
HAK4:50 pmHaikou Meilan Intl
61h 04m
2 stops
IAD5:54 pmWashington, D.C. Dulles Intl
$1,135
Cathay Pacific
Sep 2
IAD6:41 pmWashington, D.C. Dulles Intl
32h 59m
2 stops
HAK3:40 pmHaikou Meilan Intl
Sep 30
HAK4:50 pmHaikou Meilan Intl
57h 10m
2 stops
IAD2:00 pmWashington, D.C. Dulles Intl
$1,236
Cathay Pacific
Apr 29
IAD5:59 pmWashington, D.C. Dulles Intl
33h 41m
2 stops
HAK3:40 pmHaikou Meilan Intl
May 6
HAK4:50 pmHaikou Meilan Intl
48h 50m
2 stops
IAD5:40 amWashington, D.C. Dulles Intl
$1,375

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated April 1, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 9/2

2:46 pm-3:40 pm

2 stops36h 54m

Haikou Meilan Intl

Wed 9/30

4:50 pm-5:54 pm

2 stops61h 04m

$1,135

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 9/2

6:41 pm-3:40 pm

2 stops32h 59m

Haikou Meilan Intl

Wed 9/30

4:50 pm-2:00 pm

2 stops57h 10m

$1,236

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 4/29

5:59 pm-3:40 pm

2 stops33h 41m

Haikou Meilan Intl

Wed 5/6

4:50 pm-5:40 am

2 stops48h 50m

$1,375

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 4/29

5:59 pm-3:40 pm

2 stops33h 41m

Haikou Meilan Intl

Wed 5/6

4:50 pm-8:40 am

3 stops51h 50m

$2,051

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 7/1

6:14 pm-12:50 am

2 stops42h 36m

Haikou Meilan Intl

Fri 7/31

6:15 pm-10:30 pm

2 stops40h 15m

$2,066

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 4/29

1:20 pm-12:20 pm

3 stops35h 00m

Haikou Meilan Intl

Wed 5/6

9:35 pm-8:37 pm

3 stops35h 02m

$2,101

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 7/1

6:14 pm-12:50 am

2 stops42h 36m

Haikou Meilan Intl

Fri 7/31

4:50 pm-8:40 am

3 stops51h 50m

$2,406
Quickest round-trip

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 7/1

6:30 am-2:10 pm

2 stops43h 40m

Haikou Meilan Intl

Fri 7/31

9:05 am-7:30 pm

1 stop22h 25m

$2,661

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 7/1

10:35 pm-10:20 pm

3 stops35h 45m

Haikou Meilan Intl

Fri 7/31

11:30 am-8:24 pm

3 stops44h 54m

$2,790

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Wed 4/29

7:20 pm-9:00 pm

2 stops37h 40m

Haikou Meilan Intl

Tue 5/5

3:40 am-3:40 pm

1 stop48h 00m

$3,516

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Haikou from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Haikou

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 Haikou flights?

You could potentially save up to 8% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Haikou flight.

When to book flights from Washington, D.C. Dulles Intl Airport to Haikou

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Haikou according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Haikou (IAD to HAK) flight deals and tips

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

Fastest flight time

33h 41m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Haikou takes 33h 41m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Haikou. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Haikou.
Search flight deals

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

  • How far is Washington, D.C. Dulles Intl to Haikou Meilan Intl by plane?

    The straight-line distance from Washington, D.C. Dulles Intl to Haikou Meilan Intl is 8323.8 mi. A reasonable flight in good conditions will take 33h 41m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Haikou Meilan Intl Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Haikou Meilan Intl Airport refresh daily.

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

    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 Haikou Meilan Intl Airport.

  • What documentation or ID do you need to fly to Haikou Meilan Intl Airport?

    The required travel and health documents for your Haikou Meilan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Haikou Meilan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

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 Haikou for you.

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

Yes. All flights to Haikou from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Washington, D.C. and Haikou 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 Haikou right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Haikou now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Haikou and let you know when they change.

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