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Cheap flights from Seattle to Xi'an from $472

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Xi'an departing on 3/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Xi'an

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
7:00 am - 2:35 pm
SEA
-
XIY
40h 35m
2 stops
Cathay Pacific Logo
3:50 pm - 10:20 am
XIY
-
SEA
33h 30m
1 stop
$1,036Cathay Pacific
Sun, May 17 - Tue, Jun 2
Cathay Pacific Logo
7:00 am - 2:35 pm
SEA
-
XIY
40h 35m
2 stops
Cathay Pacific Logo
3:50 pm - 6:11 pm
XIY
-
SEA
41h 21m
2 stops
$1,059Cathay Pacific
Sun, May 17 - Tue, Jun 2
Cathay Pacific Logo
11:50 am - 2:35 pm
SEA
-
XIY
59h 45m
2 stops
Cathay Pacific Logo
3:50 pm - 8:57 am
XIY
-
SEA
32h 07m
2 stops
$1,089Cathay Pacific
Sat, May 9 - Sat, May 30
Singapore Airlines Logo
10:15 am - 12:40 am
SEA
-
XIY
23h 25m
1 stop
Singapore Airlines Logo
1:40 am - 8:45 am
XIY
-
SEA
22h 05m
1 stop
$1,195Singapore Airlines
Sat, May 9 - Fri, May 29
Cathay Pacific Logo
11:45 am - 2:30 pm
SEA
-
XIY
35h 45m
1 stop
Cathay Pacific Logo
3:50 pm - 8:57 am
XIY
-
SEA
32h 07m
2 stops
$1,245Cathay Pacific
Sat, May 9 - Sat, May 30
China Eastern Logo
7:15 am - 11:35 pm
SEA
-
XIY
25h 20m
2 stops
China Eastern Logo
8:30 pm - 5:09 pm
XIY
-
SEA
35h 39m
2 stops
$1,314China Eastern
Sun, Mar 15 - Sun, Mar 22
China Eastern Logo
7:15 am - 2:40 pm
SEA
-
XIY
40h 25m
2 stops
China Eastern Logo
8:00 am - 6:23 pm
XIY
-
SEA
25h 23m
2 stops
$1,354China Eastern
Sun, Mar 22 - Thu, Mar 26
Multiple Airlines Logo
1:35 pm - 12:10 pm
SEA
-
XIY
31h 35m
1 stop
Multiple Airlines Logo
3:50 pm - 10:20 am
XIY
-
SEA
33h 30m
1 stop
$1,370Multiple Airlines
Sun, May 17 - Tue, Jun 2
Multiple Airlines Logo
9:55 am - 12:10 pm
SEA
-
XIY
35h 15m
2 stops
Multiple Airlines Logo
11:35 pm - 2:20 pm
XIY
-
SEA
29h 45m
3 stops
$1,380Multiple Airlines
Sun, May 17 - Tue, Jun 2
Multiple Airlines Logo
7:20 pm - 2:30 pm
SEA
-
XIY
28h 10m
2 stops
Multiple Airlines Logo
7:10 am - 6:30 pm
XIY
-
SEA
26h 20m
3 stops
$2,290Multiple Airlines
Sat, May 9 - Sat, May 30

Cathay Pacific flights from Seattle to Xi'an

Our best Cathay Pacific deals on Seattle to Xi'an flight tickets
Cathay Pacific
May 17
SEA7:00 amSeattle/Tacoma Intl
40h 35m
2 stops
XIY2:35 pmXi'an Xianyang
Jun 2
XIY3:50 pmXi'an Xianyang
33h 30m
1 stop
SEA10:20 amSeattle/Tacoma Intl
$1,036
Cathay Pacific
May 17
SEA7:00 amSeattle/Tacoma Intl
40h 35m
2 stops
XIY2:35 pmXi'an Xianyang
Jun 2
XIY3:50 pmXi'an Xianyang
41h 21m
2 stops
SEA6:11 pmSeattle/Tacoma Intl
$1,059
Cathay Pacific
May 9
SEA11:50 amSeattle/Tacoma Intl
59h 45m
2 stops
XIY2:35 pmXi'an Xianyang
May 30
XIY3:50 pmXi'an Xianyang
32h 07m
2 stops
SEA8:57 amSeattle/Tacoma Intl
$1,089

China Eastern flights from Seattle to Xi'an

Our best China Eastern deals on Seattle to Xi'an flight tickets
China Eastern
Mar 15
SEA7:15 amSeattle/Tacoma Intl
25h 20m
2 stops
XIY11:35 pmXi'an Xianyang
Mar 22
XIY8:30 pmXi'an Xianyang
35h 39m
2 stops
SEA5:09 pmSeattle/Tacoma Intl
$1,314
China Eastern
Mar 22
SEA7:15 amSeattle/Tacoma Intl
40h 25m
2 stops
XIY2:40 pmXi'an Xianyang
Mar 26
XIY8:00 amXi'an Xianyang
25h 23m
2 stops
SEA6:23 pmSeattle/Tacoma Intl
$1,354

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Xi'an 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 January 29, 2026.
Use the filters below to find and compare flights from Seattle to Xi'an that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Sun 5/17

7:00 am-2:35 pm

2 stops40h 35m

Xi'an Xianyang

Tue 6/2

3:50 pm-10:20 am

1 stop33h 30m

$1,036

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Sun 5/17

7:00 am-2:35 pm

2 stops40h 35m

Xi'an Xianyang

Tue 6/2

3:50 pm-6:11 pm

2 stops41h 21m

$1,059

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Sat 5/9

11:50 am-2:35 pm

2 stops59h 45m

Xi'an Xianyang

Sat 5/30

3:50 pm-8:57 am

2 stops32h 07m

$1,089

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Sat 5/9

10:15 am-12:40 am

1 stop23h 25m

Xi'an Xianyang

Fri 5/29

1:40 am-8:45 am

1 stop22h 05m

$1,195

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Sat 5/9

11:45 am-2:30 pm

1 stop35h 45m

Xi'an Xianyang

Sat 5/30

3:50 pm-8:57 am

2 stops32h 07m

$1,245

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Sun 3/15

7:15 am-11:35 pm

2 stops25h 20m

Xi'an Xianyang

Sun 3/22

8:30 pm-5:09 pm

2 stops35h 39m

$1,314

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Sun 3/22

7:15 am-2:40 pm

2 stops40h 25m

Xi'an Xianyang

Thu 3/26

8:00 am-6:23 pm

2 stops25h 23m

$1,354

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Sun 5/17

1:35 pm-12:10 pm

1 stop31h 35m

Xi'an Xianyang

Tue 6/2

3:50 pm-10:20 am

1 stop33h 30m

$1,370

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Sun 5/17

9:55 am-12:10 pm

2 stops35h 15m

Xi'an Xianyang

Tue 6/2

11:35 pm-2:20 pm

3 stops29h 45m

$1,380

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Sat 5/9

7:20 pm-2:30 pm

2 stops28h 10m

Xi'an Xianyang

Sat 5/30

7:10 am-6:30 pm

3 stops26h 20m

$2,290

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Seattle to Xi'an

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

Can stopping save me money on Seattle to Xi'an flights?

You could potentially save up to 54% on your flight if you consider stops on a Seattle to Xi'an flight.

When to book flights from Seattle to Xi'an

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Xi'an according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Xi'an (SEA to XIY) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Xi'an

Fastest flight time

39h 30m

Direct flights

None
The fastest flight from Seattle to Xi'an takes 39h 30m
There are no direct flights from Seattle to Xi'an. There are no popular flight routes from Seattle to Xi'an.
Search flight deals

  • How far is Seattle/Tacoma Intl to Xi'an Xianyang by plane?

    A flight from Seattle/Tacoma Intl to Xi'an Xianyang will travel around 5948.1 mi. Typically, this will take 39h 30m by plane in normal conditions.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Xi'an Xianyang Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Xi'an Xianyang Airport are updated daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Xi'an Xianyang Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Xi'an Xianyang Airport.

  • What documentation or ID do you need to fly to Xi'an Xianyang Airport?

    The required travel and health documents for your Xi'an Xianyang Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Xi'an Xianyang Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Xi'an?

It is quick and easy to find Seattle to Xi'an flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Xi'an that suits you.

Can I find flights from Seattle to Xi'an with flexible booking policies on momondo?

momondo does allow users to show only those flights to Xi'an from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Xi'an?

momondo provides multiple filters to help you find the best flight to Xi'an from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seattle to Xi'an right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Xi'an, momondo offers a useful price alert feature which will track prices for flights to Xi'an from Seattle and alert you when they change.

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