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Cheap flights from Washington to Hainan from $478

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 to Hainan departing on 3/13. 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
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
China Eastern Logo
6:15 am - 11:30 pm
PDX
-
SYX
26h 15m
2 stops
China Eastern Logo
3:00 pm - 4:43 pm
SYX
-
PDX
40h 43m
2 stops
$1,245China Eastern
Thu, Mar 12 - Mon, Mar 16
Multiple Airlines Logo
11:45 pm - 3:10 am
SEA
-
SYX
35h 25m
2 stops
Multiple Airlines Logo
10:05 pm - 3:05 pm
SYX
-
SEA
33h 00m
2 stops
$1,268Multiple Airlines
Fri, Feb 20 - Sat, Feb 28
Multiple Airlines Logo
12:10 am - 9:05 pm
SEA
-
SYX
28h 55m
2 stops
Multiple Airlines Logo
10:05 pm - 6:10 pm
SYX
-
SEA
36h 05m
2 stops
$1,334Multiple Airlines
Thu, Feb 19 - Sat, Feb 28
Multiple Airlines Logo
12:10 am - 9:05 pm
SEA
-
SYX
28h 55m
2 stops
Multiple Airlines Logo
10:05 pm - 3:01 pm
SYX
-
SEA
32h 56m
3 stops
$1,476Multiple Airlines
Thu, Feb 19 - Sat, Feb 28
Multiple Airlines Logo
12:10 am - 9:05 pm
SEA
-
SYX
28h 55m
2 stops
Multiple Airlines Logo
10:05 pm - 3:01 pm
SYX
-
SEA
32h 56m
3 stops
$1,501Multiple Airlines
Thu, Feb 19 - Sat, Feb 28
Multiple Airlines Logo
9:55 am - 8:35 am
SEA
-
SYX
30h 40m
3 stops
Multiple Airlines Logo
10:05 pm - 3:01 pm
SYX
-
SEA
32h 56m
3 stops
$1,603Multiple Airlines
Fri, Feb 20 - Sat, Feb 28
China Eastern Logo
7:25 am - 1:35 pm
SEA
-
SYX
39h 10m
2 stops
China Eastern Logo
6:40 am - 6:23 pm
SYX
-
SEA
26h 43m
2 stops
$1,657China Eastern
Sat, Apr 4 - Wed, Apr 8
China Eastern Logo
7:15 am - 1:35 pm
SEA
-
SYX
39h 20m
2 stops
China Eastern Logo
6:40 am - 6:23 pm
SYX
-
SEA
26h 43m
2 stops
$2,244China Eastern
Sat, Apr 4 - Wed, Apr 8
Multiple Airlines Logo
12:10 am - 1:00 am
SEA
-
SYX
32h 50m
3 stops
Multiple Airlines Logo
10:20 pm - 6:10 pm
SYX
-
SEA
35h 50m
3 stops
$2,462Multiple Airlines
Thu, Feb 19 - Sat, Feb 28
Multiple Airlines Logo
9:55 am - 3:10 am
SEA
-
SYX
25h 15m
2 stops
Multiple Airlines Logo
6:00 am - 8:00 am
SYX
-
SEA
18h 00m
1 stop
$2,530Multiple Airlines
Fri, Feb 20 - Sat, Feb 28

China Eastern flights from State of Washington to Hainan

Our best China Eastern deals on State of Washington to Hainan flight tickets
China Eastern
Mar 12
PDX6:15 amPortland
26h 15m
2 stops
SYX11:30 pmSanya Phoenix Intl
Mar 16
SYX3:00 pmSanya Phoenix Intl
40h 43m
2 stops
PDX4:43 pmPortland
$1,245
China Eastern
Apr 4
SEA7:25 amSeattle/Tacoma Intl
39h 10m
2 stops
SYX1:35 pmSanya Phoenix Intl
Apr 8
SYX6:40 amSanya Phoenix Intl
26h 43m
2 stops
SEA6:23 pmSeattle/Tacoma Intl
$1,657
China Eastern
Apr 4
SEA7:15 amSeattle/Tacoma Intl
39h 20m
2 stops
SYX1:35 pmSanya Phoenix Intl
Apr 8
SYX6:40 amSanya Phoenix Intl
26h 43m
2 stops
SEA6:23 pmSeattle/Tacoma Intl
$2,244

momondo Fare Finder

 
Customize your flight search to find flights from State of 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, momondo users made 832,500 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

Fly to

Route

Depart

Return

Price

PortlandSanya

PDX - SYX

PDXSYX

Portland

Thu 3/12

6:15 am-11:30 pm

2 stops26h 15m

Sanya Phoenix Intl

Mon 3/16

3:00 pm-4:43 pm

2 stops40h 43m

$1,245

SeattleSanya

SEA - SYX

SEASYX

Seattle/Tacoma Intl

Fri 2/20

11:45 pm-3:10 am

2 stops35h 25m

Sanya Phoenix Intl

Sat 2/28

10:05 pm-3:05 pm

2 stops33h 00m

$1,268

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

Thu 2/19

12:10 am-9:05 pm

2 stops28h 55m

Sanya Phoenix Intl

Sat 2/28

10:05 pm-3:01 pm

3 stops32h 56m

$1,476

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-3:01 pm

3 stops32h 56m

$1,501

SeattleSanya

SEA - SYX

SEASYX

Seattle/Tacoma Intl

Fri 2/20

9:55 am-8:35 am

3 stops30h 40m

Sanya Phoenix Intl

Sat 2/28

10:05 pm-3:01 pm

3 stops32h 56m

$1,603

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

Sat 4/4

7:15 am-1:35 pm

2 stops39h 20m

Sanya Phoenix Intl

Wed 4/8

6:40 am-6:23 pm

2 stops26h 43m

$2,244

SeattleSanya

SEA - SYX

SEASYX

Seattle/Tacoma Intl

Thu 2/19

12:10 am-1:00 am

3 stops32h 50m

Sanya Phoenix Intl

Sat 2/28

10:20 pm-6:10 pm

3 stops35h 50m

$2,462

SeattleSanya

SEA - SYX

SEASYX

Seattle/Tacoma Intl

Fri 2/20

9:55 am-3:10 am

2 stops25h 15m

Sanya Phoenix Intl

Sat 2/28

6:00 am-8:00 am

1 stop18h 00m

$2,530

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Hainan from

How to get the cheapest flight ticket from State of Washington to Hainan

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

What is the cheapest Washington to Hainan flight route?

Fly from Seattle/Tacoma Intl to Haikou Meilan Intl for the best Washington - Hainan flight prices

What cabin class options are available on Washington to Hainan flights?

There is only 1 cabin class available to choose from on Washington to Hainan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on State of Washington to Hainan flights?

You could potentially save up to 52% on your flight if you consider stops on a State of Washington to Hainan flight.

Cheap State of Washington to Hainan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Hainan

Fastest flight time

25h 16m

Direct flights

None
The fastest flight from State of Washington to Hainan takes 25h 16m
There are no direct flights from State of Washington to Hainan. There are no popular flight routes from State of Washington to Hainan.
Search flight deals

  • When did momondo last update prices for flights from Washington to Hainan?

    Prices for flights from Washington to Hainan are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington to Hainan?

  • How old do you have to be to fly from Washington to Hainan?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Hainan.

  • What documentation or ID do you need to fly to Hainan?

    The travel and health documents you'll need for your trip to Hainan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Hainan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Hainan

Compare and see reviews for airlines that fly from State of Washington to Hainan with momondo
Airline
Rating
Free Cancellation
Price
Hainan AirlinesPriceFrom $1,055Free CancellationRating
8.2
62 reviews
Search Hainan Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Hainan?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington to Hainan. momondo saves you time and could save you money on your trip.

Can I find flights from Washington to Hainan with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington to Hainan flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington to Hainan?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Hainan from Washington.

I’m not ready to book a flight from Washington to Hainan right now. Can momondo alert me if prices change?

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

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