What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Haikou?

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Haikou flight should consider departing on Thursday afternoons when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Haikou 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 Haikou when rainfall is around 0.8 in.

If weather is an important factor for your trip to Haikou, 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 HAK?

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

What airport do you fly into for flights to Haikou from Washington, D.C. Dulles Intl?

Most people fly into Haikou Meilan Intl (HAK) if they book a flight to Haikou from Washington, D.C. Dulles Intl. On average, Meilan Intl has 0 inbound flights from Washington, D.C. Dulles Intl per day from 0 airlines. Haikou Meilan Intl is conveniently located just 10.7 mi from Haikou’s city center.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Dulles Intl to Haikou by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,345+ Flights from Washington, D.C. Dulles Intl Airport to Haikou

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Cheap flight deals from Dulles Intl to Haikou

Round-trip from	$1,345 (oojo)

From Washington, D.C. Dulles Intl to Haikou Meilan Intl

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Cheapest flights from Dulles Intl to Haikou
Explore the most affordable flight options available from Dulles Intl to Haikou. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Mon 11/245:03 pmIAD - HAK

2 stops33h 37mCathay Pacific

Thu 12/254:50 pmHAK - IAD

2 stops42h 24mCathay Pacific

Deal found 7/29

$1,345

Tue 11/2510:10 pmIAD - HAK

2 stops54h 35mAir China

Thu 12/251:55 pmHAK - IAD

2 stops29h 53mAir China

Deal found 7/29

$1,374

Mon 11/2411:10 pmIAD - HAK

2 stops54h 50mMultiple Airlines

Wed 1/148:05 pmHAK - IAD

2 stops57h 35mMultiple Airlines

Deal found 7/28

$1,512

Best flights from Dulles Intl to Haikou
Discover carefully curated flight deals from Dulles Intl to Haikou that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Mon 11/245:03 pmIAD - HAK

2 stops33h 37mCathay Pacific

Thu 12/254:50 pmHAK - IAD

2 stops42h 24mCathay Pacific

Deal found 7/29

$1,345

Tue 11/2510:10 pmIAD - HAK

2 stops54h 35mAir China

Thu 12/251:55 pmHAK - IAD

2 stops29h 53mAir China

Deal found 7/29

$1,374

Mon 11/2411:10 pmIAD - HAK

2 stops54h 50mMultiple Airlines

Wed 1/148:05 pmHAK - IAD

2 stops57h 35mMultiple Airlines

Deal found 7/28

$1,512

Cheapflights Fare Finder

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

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Mon 11/24

5:03 pm-3:40 pm

2 stops33h 37m

Haikou Meilan Intl

Thu 12/25

4:50 pm-10:14 pm

2 stops42h 24m

$1,345

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Tue 11/25

10:10 pm-5:45 pm

2 stops54h 35m

Haikou Meilan Intl

Thu 12/25

1:55 pm-6:48 am

2 stops29h 53m

$1,374

Washington, D.C.Haikou

IAD - HAK

IADHAK

Washington, D.C. Dulles Intl

Mon 11/24

11:10 pm-7:00 pm

2 stops54h 50m

Haikou Meilan Intl

Wed 1/14

8:05 pm-4:40 pm

2 stops57h 35m

$1,512

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Dulles Intl to Haikou

Have a flexible travel schedule? Discover the best time to fly to Haikou 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.

Reviews of airlines servicing Haikou

See what other customers who have flown with Cathay Pacific and Air China from Washington, D.C. Dulles Intl Airport to Haikou have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Cathay Pacific

7.6

Good

948 reviews

Reviews

1 / 20

10.0

Excellent

Douglas,Jun 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.

Cathay Pacific

7.6

Good

948 reviews

Cathay Pacific

7.6

Good

948 reviews

Reviews

1 / 20

10.0

Excellent

Douglas,Jun 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.

Air China

7.3

Good

91 reviews

Cathay Pacific

7.6

Good

948 reviews

Reviews

1 / 20

10.0

Excellent

Douglas,Jun 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.

Related info for your journey

What airport do you fly into for flights to Haikou from Washington, D.C. Dulles Intl?
Most people fly into Haikou Meilan Intl (HAK) if they book a flight to Haikou from Washington, D.C. Dulles Intl. On average, Meilan Intl has 0 inbound flights from Washington, D.C. Dulles Intl per day from 0 airlines. Haikou Meilan Intl is conveniently located just 10.7 mi from Haikou’s city center.
Can I find deals for flights from Dulles Intl to Haikou that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Haikou flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Haikou?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Haikou.
Can I find deals for business class flights from Dulles Intl to Haikou?
Yes. Cheapflights offers flight deals from Dulles Intl to Haikou by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$1,345+ Cheap flights from Dulles Intl (IAD) to Haikou (HAK)

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 11/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Haikou with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Dulles Intl to Haikou

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Find flight deals from Dulles Intl to Haikou

Cheapest flights from Dulles Intl to HaikouExplore the most affordable flight options available from Dulles Intl to Haikou. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Dulles Intl to Haikou. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Dulles Intl to Haikou

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

Reviews of airlines servicing Haikou

Get insights into the airlines that provide service to Haikou. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Haikou. Reviews last updated July 29, 2025.

See what other customers who have flown with Cathay Pacific and Air China from Washington, D.C. Dulles Intl Airport to Haikou have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Haikou. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Haikou from Washington, D.C. Dulles Intl?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Haikou

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Cheapest flights from Dulles Intl to Haikou
Explore the most affordable flight options available from Dulles Intl to Haikou. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.