How long is the flight from Washington, D.C. Dulles Intl Airport to Hainan?

There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Hainan in 44h 40m. Fly via Air China to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to Hainan is about 8330 mi.

In terms of precipitation, rainfall in Hainan ranges from 0.8 - 10.6 inches per month. September is typically the wettest month, when rainfall can reach 10.6 in. January is typically the driest time to visit Hainan when rainfall is around 0.8 in.

If weather is an important factor for your trip to Hainan, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

What is the cheapest time of day to fly from IAD to HA?

When flying from Washington, D.C. Dulles Intl Airport to Hainan, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Dulles Intl to Hainan that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Hainan flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Hainan?

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

Can I find deals for business class flights from Dulles Intl to Hainan?

Yes. Cheapflights offers flight deals from Dulles Intl 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.

$1,459+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Hainan

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Find flight deals from Dulles Intl to Hainan

Cheapest flights from Dulles Intl to Hainan
Explore the most affordable flight options available from Dulles Intl to Hainan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 28, 2025.

vie. 12/125:05 pmIAD - SYX

3 stops33h 55mMultiple Airlines

vie. 12/1910:30 pmSYX - IAD

3 stops35h 29mMultiple Airlines

Deal found 10/28

$1,726

mar. 12/238:05 pmIAD - HAK

2 stops31h 55mMultiple Airlines

vie. 1/169:20 pmHAK - IAD

2 stops48h 00mMultiple Airlines

Deal found 10/25

$2,120

dom. 12/2110:30 pmIAD - HAK

3 stops56h 25mMultiple Airlines

jue. 1/1510:40 pmHAK - IAD

2 stops53h 35mMultiple Airlines

Deal found 10/25

$2,131

mar. 12/2310:00 pmIAD - HAK

2 stops36h 25mAir China

vie. 1/169:05 amHAK - IAD

1 stop22h 25mAir China

Deal found 10/25

$2,164

sáb. 12/209:00 pmIAD - HAK

3 stops32h 45mMultiple Airlines

jue. 1/156:20 amHAK - IAD

2 stops39h 45mMultiple Airlines

Deal found 10/25

$2,395

Best flights from Dulles Intl to Hainan
Discover carefully curated flight deals from Dulles Intl to Hainan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated octubre 28, 2025.

mar. 2/1012:40 pmIAD - HAK

2 stops44h 40mAir China

sáb. 2/2111:25 amHAK - IAD

2 stops55h 01mAir China

Deal found 10/26

$1,459

vie. 12/125:05 pmIAD - SYX

3 stops33h 55mMultiple Airlines

vie. 12/1910:30 pmSYX - IAD

3 stops35h 29mMultiple Airlines

Deal found 10/28

$1,726

dom. 3/88:30 amIAD - SYX

2 stops40h 55mAir China

jue. 3/1212:30 pmSYX - IAD

2 stops31h 00mAir China

Deal found 10/27

$1,571

mié. 2/114:30 pmIAD - HAK

3 stops43h 10mMultiple Airlines

mar. 2/244:35 pmHAK - IAD

2 stops28h 45mMultiple Airlines

Deal found 10/26

$1,727

lun. 3/96:00 pmIAD - HAK

2 stops30h 45mAir China

jue. 3/122:00 pmHAK - IAD

2 stops29h 30mAir China

Deal found 10/25

$1,586

mar. 12/238:05 pmIAD - HAK

2 stops31h 55mMultiple Airlines

vie. 1/169:20 pmHAK - IAD

2 stops48h 00mMultiple Airlines

Deal found 10/25

$2,120

dom. 12/2110:30 pmIAD - HAK

3 stops56h 25mMultiple Airlines

jue. 1/1510:40 pmHAK - IAD

2 stops53h 35mMultiple Airlines

Deal found 10/25

$2,131

mar. 12/2310:00 pmIAD - HAK

2 stops36h 25mAir China

vie. 1/169:05 amHAK - IAD

1 stop22h 25mAir China

Deal found 10/25

$2,164

Cheap flight deals from Dulles Intl to Hainan

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Most trusted provider	AranGrant 3 stars
Round-trip from	$1,135 (Trip.com)

Provider with most accurate pricing for Washington, D.C. (WAS)-Haikou Meilan Intl flight deals.

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From Washington, D.C. Dulles Intl to Hainan

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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

mar. 2/10

12:40 pm-10:20 pm

2 stops44h 40m

Haikou Meilan Intl

sáb. 2/21

11:25 am-5:26 am

2 stops55h 01m

$1,459

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

dom. 3/8

8:30 am-1:25 pm

2 stops40h 55m

Sanya Phoenix Intl

jue. 3/12

12:30 pm-7:30 am

2 stops31h 00m

$1,571

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

lun. 3/9

6:00 pm-12:45 pm

2 stops30h 45m

Haikou Meilan Intl

jue. 3/12

2:00 pm-7:30 am

2 stops29h 30m

$1,586

Washington, D.C.Sanya

IAD - SYX

IADSYX

Washington, D.C. Dulles Intl

vie. 12/12

5:05 pm-4:00 pm

3 stops33h 55m

Sanya Phoenix Intl

vie. 12/19

10:30 pm-8:59 pm

3 stops35h 29m

$1,726

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

mié. 2/11

4:30 pm-12:40 am

3 stops43h 10m

Haikou Meilan Intl

mar. 2/24

4:35 pm-8:20 am

2 stops28h 45m

$1,727

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

mar. 12/23

8:05 pm-5:00 pm

2 stops31h 55m

Haikou Meilan Intl

vie. 1/16

9:20 pm-8:20 am

2 stops48h 00m

$2,120

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

dom. 12/21

10:30 pm-7:55 pm

3 stops56h 25m

Haikou Meilan Intl

jue. 1/15

10:40 pm-3:15 pm

2 stops53h 35m

$2,131

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

mar. 12/23

10:00 pm-11:25 pm

2 stops36h 25m

Haikou Meilan Intl

vie. 1/16

9:05 am-6:30 pm

1 stop22h 25m

$2,164

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Best time to book a flight from Dulles Intl to Hainan

Have a flexible travel schedule? Discover the best time to fly to Hainan from Dulles Intl 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. Dulles Intl Airport to Hainan

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Washington, D.C. Dulles Intl Airport to Hainan?
There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Hainan in 44h 40m. Fly via Air China to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to Hainan is about 8330 mi.
Can I find deals for flights from Dulles Intl to Hainan that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Hainan flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Hainan?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Hainan.
Can I find deals for business class flights from Dulles Intl to Hainan?
Yes. Cheapflights offers flight deals from Dulles Intl 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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$1,459+ Cheap flights from Dulles Intl (IAD) to Hainan

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Hainan with Cheapflights

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Find flight deals from Dulles Intl to Hainan

Cheapest flights from Dulles Intl to HainanExplore the most affordable flight options available from Dulles Intl to Hainan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 28, 2025.

Explore the most affordable flight options available from Dulles Intl to Hainan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 28, 2025.

Cheap flight deals from Dulles Intl to Hainan

Keep the following information in mind while searching for Dulles Intl to Hainan flight deals. Data was last updated octubre 28, 2025.

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Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Hainan that are best for you.

Best time to book a flight from Dulles Intl to Hainan

Have a flexible travel schedule? Discover the best time to fly to Hainan from Dulles Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Hainan

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl Airport to Hainan?

Can I find deals for flights from Dulles Intl to Hainan that include hotel bookings?

How can I find direct flights from Dulles Intl to Hainan?

Can I find deals for business class flights from Dulles Intl to Hainan?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dulles Intl to Hainan

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Cheapest flights from Dulles Intl to Hainan
Explore the most affordable flight options available from Dulles Intl to Hainan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 28, 2025.