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?

There is 1 operator available for flights from Washington to Hainan as of October 2025.

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.

$496 Cheap Flights from Washington to Hainan in 2025/26

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Find the cheapest flights from Washington to Hainan

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:20 am - 12:40 amPDX-HAK

26h 20m2 stops

6:20 am - 4:50 pmHAK-PDX

26h 30m2 stops

$776Multiple Airlines

Find Deal

mar., oct. 28 - mar., nov. 18

7:20 am - 12:40 amPDX-HAK

26h 20m2 stops

6:20 am - 10:24 pmHAK-PDX

32h 04m2 stops

$788Multiple Airlines

Find Deal

mar., oct. 28 - mar., nov. 18

7:00 am - 12:40 amPDX-HAK

25h 40m2 stops

6:20 am - 10:24 pmHAK-PDX

32h 04m2 stops

$810Multiple Airlines

Find Deal

jue., nov. 6 - mié., nov. 19

7:00 am - 12:40 amPDX-HAK

25h 40m2 stops

6:20 am - 10:25 pmHAK-PDX

32h 05m2 stops

$843Multiple Airlines

Find Deal

jue., nov. 13 - jue., dic. 4

5:55 pm - 12:40 amPDX-HAK

38h 45m2 stops

6:20 am - 8:24 pmHAK-PDX

30h 04m2 stops

$869Multiple Airlines

Find Deal

mar., nov. 4 - mar., nov. 25

11:07 am - 3:40 pmPDX-HAK

37h 33m2 stops

4:50 pm - 8:50 pmHAK-PDX

44h 00m2 stops

$1,077Cathay Pacific

Find Deal

mié., oct. 22 - lun., nov. 10

3:29 pm - 3:40 pmPDX-HAK

56h 11m2 stops

4:50 pm - 4:30 pmHAK-PDX

39h 40m2 stops

$1,078Cathay Pacific

Find Deal

lun., nov. 10 - mié., dic. 3

5:55 pm - 3:40 pmPDX-HAK

30h 45m2 stops

4:50 pm - 1:50 pmHAK-PDX

37h 00m2 stops

$1,080Cathay Pacific

Find Deal

lun., oct. 27 - dom., nov. 16

7:20 am - 11:30 pmSEA-SYX

25h 10m2 stops

6:25 am - 5:00 pmSYX-SEA

25h 35m2 stops

$1,352China Eastern

Find Deal

dom., mar. 8 - mié., mar. 11

6:30 am - 1:40 pmPDX-SYX

39h 10m2 stops

6:30 am - 4:15 pmSYX-PDX

25h 45m2 stops

$1,450China Eastern

Find Deal

mar., mar. 3 - vie., mar. 6

Cathay Pacific flights from State of Washington to Hainan

Our best Cathay Pacific deals on State of Washington to Hainan flight tickets

Cathay Pacific

Oct 22

PDX11:07 amPortland

37h 33m

2 stops

HAK3:40 pmHaikou Meilan Intl

Nov 10

HAK4:50 pmHaikou Meilan Intl

44h 00m

2 stops

PDX8:50 pmPortland

$1,077

Find similar

Cathay Pacific

Nov 10

PDX3:29 pmPortland

56h 11m

2 stops

HAK3:40 pmHaikou Meilan Intl

Dec 3

HAK4:50 pmHaikou Meilan Intl

39h 40m

2 stops

PDX4:30 pmPortland

$1,078

Find similar

Cathay Pacific

Oct 27

PDX5:55 pmPortland

30h 45m

2 stops

HAK3:40 pmHaikou Meilan Intl

Nov 16

HAK4:50 pmHaikou Meilan Intl

37h 00m

2 stops

PDX1:50 pmPortland

$1,080

Find similar

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 8

SEA7:20 amSeattle/Tacoma Intl

25h 10m

2 stops

SYX11:30 pmSanya Phoenix Intl

Mar 11

SYX6:25 amSanya Phoenix Intl

25h 35m

2 stops

SEA5:00 pmSeattle/Tacoma Intl

$1,352

Find similar

China Eastern

Mar 3

PDX6:30 amPortland

39h 10m

2 stops

SYX1:40 pmSanya Phoenix Intl

Mar 6

SYX6:30 amSanya Phoenix Intl

25h 45m

2 stops

PDX4:15 pmPortland

$1,450

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandHaikou

PDX - HAK

PDXHAK

Portland

mar. 10/28

7:20 am-12:40 am

2 stops26h 20m

Haikou Meilan Intl

mar. 11/18

6:20 am-4:50 pm

2 stops26h 30m

$776

PortlandHaikou

PDX - HAK

PDXHAK

Portland

mar. 10/28

7:20 am-12:40 am

2 stops26h 20m

Haikou Meilan Intl

mar. 11/18

6:20 am-10:24 pm

2 stops32h 04m

$788

PortlandHaikou

PDX - HAK

PDXHAK

Portland

jue. 11/6

7:00 am-12:40 am

2 stops25h 40m

Haikou Meilan Intl

mié. 11/19

6:20 am-10:24 pm

2 stops32h 04m

$810

PortlandHaikou

PDX - HAK

PDXHAK

Portland

jue. 11/13

7:00 am-12:40 am

2 stops25h 40m

Haikou Meilan Intl

jue. 12/4

6:20 am-10:25 pm

2 stops32h 05m

$843

PortlandHaikou

PDX - HAK

PDXHAK

Portland

mar. 11/4

5:55 pm-12:40 am

2 stops38h 45m

Haikou Meilan Intl

mar. 11/25

6:20 am-8:24 pm

2 stops30h 04m

$869

PortlandHaikou

PDX - HAK

PDXHAK

Portland

mié. 10/22

11:07 am-3:40 pm

2 stops37h 33m

Haikou Meilan Intl

lun. 11/10

4:50 pm-8:50 pm

2 stops44h 00m

$1,077

PortlandHaikou

PDX - HAK

PDXHAK

Portland

lun. 11/10

3:29 pm-3:40 pm

2 stops56h 11m

Haikou Meilan Intl

mié. 12/3

4:50 pm-4:30 pm

2 stops39h 40m

$1,078

PortlandHaikou

PDX - HAK

PDXHAK

Portland

lun. 10/27

5:55 pm-3:40 pm

2 stops30h 45m

Haikou Meilan Intl

dom. 11/16

4:50 pm-1:50 pm

2 stops37h 00m

$1,080

SeattleSanya

SEA - SYX

SEASYX

Seattle/Tacoma Intl

dom. 3/8

7:20 am-11:30 pm

2 stops25h 10m

Sanya Phoenix Intl

mié. 3/11

6:25 am-5:00 pm

2 stops25h 35m

$1,352

PortlandSanya

PDX - SYX

PDXSYX

Portland

mar. 3/3

6:30 am-1:40 pm

2 stops39h 10m

Sanya Phoenix Intl

vie. 3/6

6:30 am-4:15 pm

2 stops25h 45m

$1,450

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

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

Direct flights	None

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?
There is 1 operator available for flights from Washington to Hainan as of October 2025.
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.
What is the most popular plane model from State of Washington to Hainan?
momondo data reveals that the most frequently booked plane model on the route from State of Washington to Hainan is Airbus A330-900neo, representing 100.00% of all bookings.

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 Airlines	PriceFrom $730	Free Cancellation	Rating 8.2 45 reviews		Search Hainan Airlines flights

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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.