HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Hainan

$478+ Cheap flights from Washington to Hainan

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/13. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HAK
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington to Hainan with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington to Hainan

Cheapest flights from Washington to Hainan
Explore the most affordable flight options available from Washington to Hainan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This Cathay Pacific deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 am
PDX
-
HAK
2 stops41h 40m
Cathay Pacific
Mon 9/144:50 pm
HAK
-
PDX
2 stops60h 05m
Cathay Pacific
Deal found 2/3$1,216
This China Eastern deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:15 am
PDX
-
SYX
2 stops38h 30m
China Eastern
Mon 3/169:20 pm
SYX
-
PDX
2 stops34h 23m
China Eastern
Deal found 2/1$1,245
This China Eastern deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:30 am
PDX
-
HAK
2 stops38h 50m
China Eastern
Mon 9/71:35 pm
HAK
-
PDX
2 stops41h 35m
China Eastern
Deal found 2/2$1,245
This Gotogate deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2011:45 pm
SEA
-
SYX
2 stops35h 25m
Multiple Airlines
Sat 2/2810:05 pm
SYX
-
SEA
2 stops33h 00m
Multiple Airlines
Deal found 2/3$1,268
This China Eastern deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/47:25 am
SEA
-
SYX
2 stops39h 10m
China Eastern
Wed 4/86:40 am
SYX
-
SEA
2 stops26h 43m
China Eastern
Deal found 2/2$1,657

Find flight deals from Washington to Hainan

Keep the following information in mind while searching for Washington to Hainan flight deals. Data was last updated February 4, 2026.

Round-trip from

$1,245
(China Eastern)

One-way from

$478
(Kiwi.com)
From Washington to Hainan
Search Deals
One-way flight from Washington to Hainan
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Hainan 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, Cheapflights users made 2,558,603 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Washington to Hainan that are best for you.

Fly from

Washington

Fly to

Hainan

Route

Depart

Return

Price

PortlandSanya

PDX - SYX

PDXSYX

Portland

Thu 3/12

6:15 am-11:45 am

2 stops38h 30m

Sanya Phoenix Intl

Mon 3/16

9:20 pm-4:43 pm

2 stops34h 23m

$1,245

SeattleSanya

SEA - SYX

SEASYX

Seattle/Tacoma Intl

Thu 2/19

12:10 am-9:05 pm

2 stops28h 55m

Sanya Phoenix Intl

Sat 2/28

10:05 pm-6:10 pm

2 stops36h 05m

$1,334

SeattleSanya

SEA - SYX

SEASYX

Seattle/Tacoma Intl

Sat 4/4

7:25 am-1:35 pm

2 stops39h 10m

Sanya Phoenix Intl

Wed 4/8

6:40 am-6:23 pm

2 stops26h 43m

$1,657

SeattleSanya

SEA - SYX

SEASYX

Seattle/Tacoma Intl

Fri 3/13

10:30 pm-10:30 am

2 stops45h 00m

$478

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Best time to book a flight from Washington to Hainan

Have a flexible travel schedule? Discover the best time to fly to Hainan from Washington 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 to Hainan
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Hainan

Get insights into the airlines that provide service to Hainan. 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 Hainan. Reviews last updated February 4, 2026.
See what other customers who have flown with Hainan Airlines from Washington to Hainan have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Hainan Airlines
8.2
Very good
62 reviews

Boarding

8.5

Food

8.3

Overall

8.2

Entertainment

7.7

Comfort

8.1

Crew

8.9

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Hainan Airlines
8.2
Very good
62 reviews
Hainan Airlines
8.2
Very good
62 reviews

Boarding

8.5

Food

8.3

Overall

8.2

Entertainment

7.7

Comfort

8.1

Crew

8.9

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

Related info for your journey

Find useful and relevant information for your journey from Washington 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 State of Washington to Hainan?

    There are many flights that can get you from State of Washington to Hainan in 38h 30m. Fly via China Eastern to get the fastest option. The distance between State of Washington and Hainan is about 6949 mi.

  • Can I find deals for flights from Washington to Hainan that include hotel bookings?

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

  • How can I find direct flights from Washington to Hainan?

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

  • Can I find deals for business class flights from Washington to Hainan?

    Yes. Cheapflights offers flight deals from Washington 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

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

Alternative routes for Washington to Hainan

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Hongqiao Intl flights
San Francisco to Hongqiao Intl flights
Los Angeles to Hongqiao Intl flights
San Francisco to Pu Dong flights
Los Angeles to Pu Dong flights
Seattle to Hongqiao Intl flights
Newark to Hongqiao Intl flights
John F Kennedy Intl to Pu Dong flights
John F Kennedy Intl to Fuzhou flights
San Francisco to Capital flights
Seattle to Pu Dong flights
John F Kennedy Intl to Beijing Daxing Intl flights
Dulles Intl to Hongqiao Intl flights
San Francisco to Guangzhou flights
John F Kennedy Intl to Capital flights
Los Angeles to Capital flights
John F Kennedy Intl to Guangzhou flights
LaGuardia to Hongqiao Intl flights
Newark to Pu Dong flights
Newark to Capital flights
LaGuardia to Pu Dong flights
Reagan-National to Hongqiao Intl flights
Los Angeles to Beijing Daxing Intl flights
Dulles Intl to Pu Dong flights
San Francisco to Beijing Daxing Intl flights
Boston to Hongqiao Intl flights
LaGuardia to Capital flights
Baltimore to Hongqiao Intl flights
Dulles Intl to Capital flights
O'Hare Intl to Hongqiao Intl flights
Los Angeles to Guangzhou flights
Baltimore to Pu Dong flights
Dallas/Fort Worth to Hongqiao Intl flights
Seattle to Capital flights
Newark to Fuzhou flights
Reagan-National to Pu Dong flights
Atlanta to Hongqiao Intl flights
Dallas/Fort Worth to Pu Dong flights
O'Hare Intl to Capital flights
Boston to Pu Dong flights
Detroit to Hongqiao Intl flights
O'Hare Intl to Beijing Daxing Intl flights
Hobby to Hongqiao Intl flights
George Bush Intcntl to Hongqiao Intl flights
LaGuardia to Guangzhou flights
Ontario to Capital flights
Boston to Capital flights
Reagan-National to Capital flights

Top airline flying from Washington to Hainan

Discover the top airline that operate flights from Washington to Hainan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest$1,055Average$1,186FlexibilityNo cancel feeOn-time61%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights