IAD - HAK

$566 Find Cheap Flights from Washington Dulles Airport to Haikou

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Haikou departing on 4/28. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Haikou

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Haikou, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Haikou, as well as popular online travel agencies
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41,299,237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest round-trip
$1,135
Cathay Pacific
Wed 9/2Wed 9/30
IAD - HAK • 2 stops
Cheapest one-way
$566
Multiple Airlines
Tue 4/28
IAD - HAK • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Dulles Intl and Haikou. You'll need at least 1 connection.
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We hope you love your trip to Haikou!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Dulles Intl to Haikou (IAD-HAK)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Dulles Intl to Haikou that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Dulles Intl to Haikou

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 - 5:00 am
HAK
-
IAD
48h 10m
2 stops
$1,135Cathay Pacific
Wed, Sep 2 - Wed, Sep 30
Cathay Pacific Logo
2:46 pm - 3:40 pm
IAD
-
HAK
36h 54m
2 stops
Cathay Pacific Logo
4:50 pm - 5:00 am
HAK
-
IAD
48h 10m
2 stops
$1,137Cathay Pacific
Wed, Sep 2 - Wed, Sep 30
Multiple Airlines Logo
6:30 am - 3:40 pm
IAD
-
HAK
45h 10m
2 stops
Multiple Airlines Logo
4:50 pm - 11:59 pm
HAK
-
IAD
43h 09m
2 stops
$1,239Multiple Airlines
Wed, Sep 2 - Wed, Sep 30
Multiple Airlines Logo
6:41 pm - 3:40 pm
IAD
-
HAK
32h 59m
2 stops
Multiple Airlines Logo
4:50 pm - 11:59 pm
HAK
-
IAD
43h 09m
2 stops
$1,314Multiple Airlines
Wed, Jul 1 - Fri, Jul 31
Multiple Airlines Logo
11:05 am - 10:20 pm
IAD
-
HAK
47h 15m
2 stops
Multiple Airlines Logo
1:30 pm - 3:40 pm
HAK
-
IAD
38h 10m
2 stops
$1,910Multiple Airlines
Wed, Sep 2 - Wed, Sep 30
Air China Logo
6:30 am - 12:15 pm
IAD
-
HAK
41h 45m
2 stops
Air China Logo
1:25 pm - 7:30 pm
HAK
-
IAD
66h 05m
3 stops
$1,995Air China
Wed, Sep 2 - Wed, Sep 30
Air China Logo
6:30 am - 12:15 pm
IAD
-
HAK
41h 45m
2 stops
Air China Logo
10:35 pm - 7:30 pm
HAK
-
IAD
56h 55m
3 stops
$2,037Air China
Wed, Sep 2 - Wed, Sep 30
Air China Logo
6:30 am - 12:15 pm
IAD
-
HAK
41h 45m
2 stops
Air China Logo
10:35 pm - 7:30 pm
HAK
-
IAD
56h 55m
3 stops
$2,104Air China
Wed, Jul 1 - Fri, Jul 31
Multiple Airlines Logo
6:14 pm - 12:45 am
IAD
-
HAK
42h 31m
2 stops
Multiple Airlines Logo
4:50 pm - 8:40 am
HAK
-
IAD
51h 50m
3 stops
$2,370Multiple Airlines
Wed, Jul 1 - Fri, Jul 31
Air China Logo
6:30 am - 9:00 pm
IAD
-
HAK
50h 30m
2 stops
Air China Logo
9:05 am - 7:30 pm
HAK
-
IAD
22h 25m
1 stop
$2,749Air China
Booking Insights

KAYAK's insights & trends for Dulles Intl to Haikou flights

Get data-powered insights and trends into flights from Dulles Intl to Haikou to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Washington Dulles Airport to Haikou?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Washington Dulles Airport to Haikou were found on Cathay Pacific ($1,135) and Air China ($1,995).

Find deals

Good to know

Cheapest flight$566
Flight from Washington Dulles Airport to Haikou

When to book flights from Dulles Intl to Haikou

Are your dates flexible? Find out the best times to travel from Dulles Intl to Haikou based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Washington Dulles Airport to Haikou flights

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

    In the last 3 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to Haikou was $1,135 for a round-trip ticket.

  • Do I need a passport to fly between Washington Dulles Airport and Haikou?

    A passport is required to fly from Washington Dulles Airport to Haikou.

  • Which aircraft models fly most regularly from Washington Dulles Airport to Haikou?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Washington Dulles Airport to Haikou?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington Dulles Airport to Haikou.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington Dulles Airport to Haikou?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Haikou from Washington Dulles Airport is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington Dulles Airport to Haikou?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Haikou with an airline and back to Washington Dulles Airport with another airline. Booking your flights between Washington Dulles Airport and HAK can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington Dulles Airport to Haikou?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Haikou from Washington Dulles Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Dulles Intl to Haikou

Information on your arrival and departure airports

Washington Dulles Airport (IAD)
Haikou (HAK)