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

Prices for flights from Xi'an Xianyang Airport to Seattle/Tacoma Intl Airport were last updated today.

How many operators does momondo search for flights from Xi'an Xianyang Airport to Seattle/Tacoma Intl Airport?

There is 1 operator available for flights from Xi'an Xianyang Airport to Seattle/Tacoma Intl Airport as of November 2025.

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

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$679 Cheap Flights from Xi'an to Seattle in 2025/26

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Find the cheapest flights from Xi'an to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:25 pm - 1:55 pmXIY-SEA

16h 30m1 stop

12:10 am - 12:25 pmSEA-XIY

20h 15m1 stop

$727Asiana Airlines

Find Deal

Thu, Dec 11 - Wed, Jan 28

8:30 am - 7:16 pmXIY-SEA

26h 46m3 stops

12:10 am - 12:25 pmSEA-XIY

20h 15m1 stop

$919Multiple Airlines

Find Deal

Thu, Dec 11 - Wed, Jan 28

1:25 pm - 7:16 pmXIY-SEA

21h 51m2 stops

12:10 am - 12:25 pmSEA-XIY

20h 15m1 stop

$931Multiple Airlines

Find Deal

Thu, Dec 11 - Wed, Jan 28

1:25 pm - 2:31 pmXIY-SEA

17h 06m2 stops

5:50 am - 12:55 pmSEA-XIY

39h 05m2 stops

$951Multiple Airlines

Find Deal

Thu, Dec 11 - Thu, Jan 29

3:55 pm - 9:57 pmXIY-SEA

22h 02m2 stops

3:50 pm - 2:40 pmSEA-XIY

54h 50m2 stops

$958Cathay Pacific

Find Deal

Thu, Feb 19 - Mon, Feb 23

3:55 pm - 9:57 pmXIY-SEA

22h 02m2 stops

3:50 pm - 2:40 pmSEA-XIY

54h 50m2 stops

$959Cathay Pacific

Find Deal

Thu, Feb 19 - Mon, Feb 23

11:10 am - 8:00 amXIY-SEA

60h 50m2 stops

10:05 am - 6:50 pmSEA-XIY

40h 45m3 stops

$1,002Hainan Airlines

Find Deal

Thu, Dec 11 - Thu, Jan 29

12:55 pm - 9:00 amXIY-SEA

36h 05m1 stop

11:00 am - 11:45 amSEA-XIY

32h 45m1 stop

$1,004Korean Air

Find Deal

Thu, Feb 19 - Mon, Feb 23

12:55 pm - 9:00 amXIY-SEA

36h 05m1 stop

11:00 am - 11:45 amSEA-XIY

32h 45m1 stop

$1,285Korean Air

Find Deal

Thu, Feb 19 - Mon, Feb 23

2:00 pm - 8:23 amXIY-SEA

34h 23m2 stops

5:05 pm - 7:20 pmSEA-XIY

34h 15m2 stops

$1,975United Airlines

Find Deal

Sat, Dec 20 - Sat, Dec 27

Cathay Pacific flights from Xi'an to Seattle

Our best Cathay Pacific deals on Xi'an to Seattle flight tickets

Cathay Pacific

Feb 19

XIY3:55 pmXi'an Xianyang

22h 02m

2 stops

SEA9:57 pmSeattle/Tacoma Intl

Feb 23

SEA3:50 pmSeattle/Tacoma Intl

54h 50m

2 stops

XIY2:40 pmXi'an Xianyang

$958

Find similar

Cathay Pacific

Feb 19

XIY3:55 pmXi'an Xianyang

22h 02m

2 stops

SEA9:57 pmSeattle/Tacoma Intl

Feb 23

SEA3:50 pmSeattle/Tacoma Intl

54h 50m

2 stops

XIY2:40 pmXi'an Xianyang

$959

Find similar

Korean Air flights from Xi'an to Seattle

Our best Korean Air deals on Xi'an to Seattle flight tickets

Korean Air

Feb 19

XIY12:55 pmXi'an Xianyang

36h 05m

1 stop

SEA9:00 amSeattle/Tacoma Intl

Feb 23

SEA11:00 amSeattle/Tacoma Intl

32h 45m

1 stop

XIY11:45 amXi'an Xianyang

$1,004

Find similar

Korean Air

Feb 19

XIY12:55 pmXi'an Xianyang

36h 05m

1 stop

SEA9:00 amSeattle/Tacoma Intl

Feb 23

SEA11:00 amSeattle/Tacoma Intl

32h 45m

1 stop

XIY11:45 amXi'an Xianyang

$1,285

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Xi'anSeattle

XIY - SEA

XIYSEA

Xi'an Xianyang

Thu 12/11

1:25 pm-1:55 pm

1 stop16h 30m

Seattle/Tacoma Intl

Wed 1/28

12:10 am-12:25 pm

1 stop20h 15m

$727

Xi'anSeattle

XIY - SEA

XIYSEA

Xi'an Xianyang

Thu 12/11

8:30 am-7:16 pm

3 stops26h 46m

Seattle/Tacoma Intl

Wed 1/28

12:10 am-12:25 pm

1 stop20h 15m

$919

Xi'anSeattle

XIY - SEA

XIYSEA

Xi'an Xianyang

Thu 12/11

1:25 pm-7:16 pm

2 stops21h 51m

Seattle/Tacoma Intl

Wed 1/28

12:10 am-12:25 pm

1 stop20h 15m

$931

Xi'anSeattle

XIY - SEA

XIYSEA

Xi'an Xianyang

Thu 12/11

1:25 pm-2:31 pm

2 stops17h 06m

Seattle/Tacoma Intl

Thu 1/29

5:50 am-12:55 pm

2 stops39h 05m

$951

Xi'anSeattle

XIY - SEA

XIYSEA

Xi'an Xianyang

Thu 2/19

3:55 pm-9:57 pm

2 stops22h 02m

Seattle/Tacoma Intl

Mon 2/23

3:50 pm-2:40 pm

2 stops54h 50m

$958

Xi'anSeattle

XIY - SEA

XIYSEA

Xi'an Xianyang

Thu 2/19

3:55 pm-9:57 pm

2 stops22h 02m

Seattle/Tacoma Intl

Mon 2/23

3:50 pm-2:40 pm

2 stops54h 50m

$959

Xi'anSeattle

XIY - SEA

XIYSEA

Xi'an Xianyang

Thu 12/11

11:10 am-8:00 am

2 stops60h 50m

Seattle/Tacoma Intl

Thu 1/29

10:05 am-6:50 pm

3 stops40h 45m

$1,002

Xi'anSeattle

XIY - SEA

XIYSEA

Xi'an Xianyang

Thu 2/19

12:55 pm-9:00 am

1 stop36h 05m

Seattle/Tacoma Intl

Mon 2/23

11:00 am-11:45 am

1 stop32h 45m

$1,004

Xi'anSeattle

XIY - SEA

XIYSEA

Xi'an Xianyang

Thu 2/19

12:55 pm-9:00 am

1 stop36h 05m

Seattle/Tacoma Intl

Mon 2/23

11:00 am-11:45 am

1 stop32h 45m

$1,285

Xi'anSeattle

XIY - SEA

XIYSEA

Xi'an Xianyang

Sat 12/20

2:00 pm-8:23 am

2 stops34h 23m

Seattle/Tacoma Intl

Sat 12/27

5:05 pm-7:20 pm

2 stops34h 15m

$1,975

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Xi'an to Seattle

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 day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Xi'an is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,117. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Xi'an because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,199.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Xi'an at noon is the least expensive time of day to depart. momondo users have found prices as low as $913 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $1,199. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Xi'an to Seattle

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

Estimated round-trip price

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

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

Direct flights	None

There are no direct flights from Xi'an to Seattle. There are no popular flight routes from Xi'an to Seattle.

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How far is Xi'an Xianyang to Seattle/Tacoma Intl by plane?
There are 5948.1 mi between Xi'an Xianyang and Seattle/Tacoma Intl. Typically, this will take 16h 30m by plane in normal conditions.
When did momondo last update prices for flights from Xi'an Xianyang Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Xi'an Xianyang Airport to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from Xi'an Xianyang Airport to Seattle/Tacoma Intl Airport?
There is 1 operator available for flights from Xi'an Xianyang Airport to Seattle/Tacoma Intl Airport as of November 2025.
How old do you have to be to fly from Xi'an Xianyang Airport to Seattle/Tacoma Intl 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 Xi'an Xianyang Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Xi'an to Seattle?
Based on momondo bookings for flights between Xi'an and Seattle, the leading airline is Asiana Airlines, making up 100% of the total bookings.

Best airlines flying from Xi'an to Seattle

Compare and see reviews for airlines that fly from Xi'an to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Asiana Airlines	PriceFrom $706	Free Cancellation	Rating 8.2 484 reviews		Search Asiana Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Puyallup

Marysville

Redmond

Tukwila

Lakewood

Federal Way

Fife

Cle Elum

Centralia

Kirkland

Westport

Shoreline

Why use momondo?

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

Finding the right flight to Seattle from Xi'an is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

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

Flights from Xi'an to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Xi'an to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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