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Cheap flights from Seattle to Xi'an from $391

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 8/25. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to Xi'an

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:25 pm - 2:30 pm
SEA
-
XIY
35h 05m
1 stop
Multiple Airlines Logo
3:50 pm - 8:08 am
XIY
-
SEA
31h 18m
2 stops
$762Multiple Airlines
Tue, Aug 25 - Tue, Sep 1
Multiple Airlines Logo
10:59 pm - 11:40 pm
SEA
-
XIY
33h 41m
2 stops
Multiple Airlines Logo
3:50 pm - 7:06 am
XIY
-
SEA
30h 16m
2 stops
$831Multiple Airlines
Wed, Sep 9 - Wed, Sep 23
Multiple Airlines Logo
7:56 pm - 2:30 pm
SEA
-
XIY
27h 34m
2 stops
Multiple Airlines Logo
3:50 pm - 9:08 am
XIY
-
SEA
32h 18m
2 stops
$868Multiple Airlines
Tue, Aug 25 - Tue, Sep 1
Multiple Airlines Logo
6:03 pm - 2:40 pm
SEA
-
XIY
28h 37m
2 stops
Multiple Airlines Logo
3:55 pm - 8:05 am
XIY
-
SEA
32h 10m
2 stops
$936Multiple Airlines
Fri, Nov 27 - Fri, Dec 4
Asiana Airlines Logo
12:10 am - 12:10 pm
SEA
-
XIY
21h 00m
1 stop
Asiana Airlines Logo
1:10 pm - 3:45 pm
XIY
-
SEA
17h 35m
1 stop
$945Asiana Airlines
Tue, Aug 11 - Thu, Aug 20
Multiple Airlines Logo
7:09 am - 11:35 pm
SEA
-
XIY
24h 26m
2 stops
Multiple Airlines Logo
8:00 am - 4:57 pm
XIY
-
SEA
24h 57m
2 stops
$945Multiple Airlines
Fri, Nov 27 - Fri, Dec 4
Asiana Airlines Logo
12:10 am - 12:10 pm
SEA
-
XIY
21h 00m
1 stop
Asiana Airlines Logo
1:10 pm - 3:45 pm
XIY
-
SEA
17h 35m
1 stop
$991Asiana Airlines
Tue, Aug 11 - Fri, Aug 21
Asiana Airlines Logo
12:10 am - 12:10 pm
SEA
-
XIY
21h 00m
1 stop
Asiana Airlines Logo
1:10 pm - 3:45 pm
XIY
-
SEA
17h 35m
1 stop
$1,006Asiana Airlines
Sun, Aug 9 - Thu, Aug 20
Multiple Airlines Logo
1:20 pm - 11:30 am
SEA
-
XIY
31h 10m
1 stop
Multiple Airlines Logo
1:10 pm - 10:40 am
XIY
-
SEA
36h 30m
1 stop
$1,006Multiple Airlines
Tue, Aug 25 - Tue, Sep 1
Multiple Airlines Logo
12:40 pm - 12:25 pm
SEA
-
XIY
31h 45m
1 stop
Multiple Airlines Logo
1:25 pm - 1:10 pm
XIY
-
SEA
15h 45m
1 stop
$1,010Multiple Airlines
Fri, Nov 27 - Fri, Dec 4

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Asiana Airlines flights from Seattle to Xi'an

Our best Asiana Airlines deals on Seattle to Xi'an flight tickets
Asiana Airlines
Aug 11
SEA12:10 amSeattle/Tacoma Intl
21h 00m
1 stop
XIY12:10 pmXi'an Xianyang
Aug 20
XIY1:10 pmXi'an Xianyang
17h 35m
1 stop
SEA3:45 pmSeattle/Tacoma Intl
$945
Asiana Airlines
Aug 11
SEA12:10 amSeattle/Tacoma Intl
21h 00m
1 stop
XIY12:10 pmXi'an Xianyang
Aug 21
XIY1:10 pmXi'an Xianyang
17h 35m
1 stop
SEA3:45 pmSeattle/Tacoma Intl
$991
Asiana Airlines
Aug 9
SEA12:10 amSeattle/Tacoma Intl
21h 00m
1 stop
XIY12:10 pmXi'an Xianyang
Aug 20
XIY1:10 pmXi'an Xianyang
17h 35m
1 stop
SEA3:45 pmSeattle/Tacoma Intl
$1,006

Hainan Airlines flights from Seattle to Xi'an

Our best Hainan Airlines deals on Seattle to Xi'an flight tickets
Hainan Airlines
Aug 11
SEA11:00 amSeattle/Tacoma Intl
31h 10m
1 stop
XIY9:10 amXi'an Xianyang
Aug 17
XIY3:20 pmXi'an Xianyang
32h 40m
1 stop
SEA9:00 amSeattle/Tacoma Intl
$1,153
Hainan Airlines
Aug 13
SEA12:20 pmSeattle/Tacoma Intl
45h 05m
3 stops
XIY12:25 amXi'an Xianyang
Aug 21
XIY2:00 pmXi'an Xianyang
34h 00m
1 stop
SEA9:00 amSeattle/Tacoma Intl
$1,176
Hainan Airlines
Aug 15
SEA11:00 amSeattle/Tacoma Intl
35h 25m
1 stop
XIY1:25 pmXi'an Xianyang
Aug 21
XIY3:20 pmXi'an Xianyang
32h 40m
1 stop
SEA9:00 amSeattle/Tacoma Intl
$1,188

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 July 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

Cheapest round-trip

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Tue 8/25

12:25 pm-2:30 pm

1 stop35h 05m

Xi'an Xianyang

Tue 9/1

3:50 pm-8:08 am

2 stops31h 18m

$762

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Wed 9/9

10:59 pm-11:40 pm

2 stops33h 41m

Xi'an Xianyang

Wed 9/23

3:50 pm-7:06 am

2 stops30h 16m

$831

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Tue 8/25

7:56 pm-2:30 pm

2 stops27h 34m

Xi'an Xianyang

Tue 9/1

3:50 pm-9:08 am

2 stops32h 18m

$868

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Fri 11/27

6:03 pm-2:40 pm

2 stops28h 37m

Xi'an Xianyang

Fri 12/4

3:55 pm-8:05 am

2 stops32h 10m

$936
Quickest round-trip

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Tue 8/11

12:10 am-12:10 pm

1 stop21h 00m

Xi'an Xianyang

Thu 8/20

1:10 pm-3:45 pm

1 stop17h 35m

$945

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Fri 11/27

7:09 am-11:35 pm

2 stops24h 26m

Xi'an Xianyang

Fri 12/4

8:00 am-4:57 pm

2 stops24h 57m

$945

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Tue 8/11

12:10 am-12:10 pm

1 stop21h 00m

Xi'an Xianyang

Fri 8/21

1:10 pm-3:45 pm

1 stop17h 35m

$991

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Sun 8/9

12:10 am-12:10 pm

1 stop21h 00m

Xi'an Xianyang

Thu 8/20

1:10 pm-3:45 pm

1 stop17h 35m

$1,006

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Tue 8/25

1:20 pm-11:30 am

1 stop31h 10m

Xi'an Xianyang

Tue 9/1

1:10 pm-10:40 am

1 stop36h 30m

$1,006

SeattleXi'an

SEA - XIY

SEAXIY

Seattle/Tacoma Intl

Fri 11/27

12:40 pm-12:25 pm

1 stop31h 45m

Xi'an Xianyang

Fri 12/4

1:25 pm-1:10 pm

1 stop15h 45m

$1,010

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 34% 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

24h 26m

Direct flights

None
The fastest flight from Seattle to Xi'an takes 24h 26m
There are no direct flights from Seattle to Xi'an. There are no popular flight routes from Seattle to Xi'an.
Search flight deals

Frequently asked questions about flying from Seattle to Xi'an

  • 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 24h 26m 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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