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$443+ Cheap flights from Xi'an (XIY) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
XIY — SEA
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from Xi'an to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Xi'an (XIY) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars
Provider with most accurate pricing for Xi'an Xianyang-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Xi'an Xianyang-Seattle/Tacoma Intl flights.
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Find flight deals from Xi'an to Seattle

One-way flights from Xi'an to Seattle
Search for one-way flight options from Xi'an to Seattle. Find affordable one-way fares based on user searches. Data last updated March 31, 2025.

This Gurufare deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/236:30 pmXIY - SEA
1 stop29h 30mHainan Airlines
Deal found 3/30$443
This Kiwi.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/204:45 pmXIY - SEA
3 stops57h 45mMultiple Airlines
Deal found 3/30$507
This FlightHub deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/201:10 pmXIY - SEA
1 stop14h 20mAsiana Airlines
Deal found 3/30$650

Cheapflights Fare Finder

Customize your flight search to find flights from Xi'an to Seattle 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, Cheapflights users made 2,558,603 searches. Data last updated March 31, 2025.
Use the filters below to find and compare flights from Xi'an to Seattle that are best for you.

Fly from

Xi'an

Fly to

Seattle

Route

Depart

Return

Price

Xi'anSeattle

XIY - SEA

XIYSEA

Xi'an Xianyang

Fri 5/23

6:30 pm-9:00 am

1 stop29h 30m

$443

Xi'anSeattle

XIY - SEA

XIYSEA

Xi'an Xianyang

Tue 5/20

4:45 pm-11:30 am

3 stops57h 45m

$507

Xi'anSeattle

XIY - SEA

XIYSEA

Xi'an Xianyang

Tue 5/20

1:10 pm-12:30 pm

1 stop14h 20m

$650

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Compare providers for flights from Xi'an to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Xi'an to Seattle in March.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Xi'an-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Xi'an-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Xi'an-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Xi'an-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Xi'an-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Xi'an to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Xi'an with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Xi'an to Seattle

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated March 31, 2025.
Asiana Airlines
8.2
Very good
440 reviews

Crew

8.5

Overall

8.2

Comfort

8.0

Entertainment

7.7

Food

8.0

Boarding

8.3

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Asiana Airlines
8.2
Very good
440 reviews
Asiana Airlines
8.2
Very good
440 reviews

Crew

8.5

Overall

8.2

Comfort

8.0

Entertainment

7.7

Food

8.0

Boarding

8.3

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Hainan Airlines
8.0
Very good
34 reviews
Asiana Airlines
8.2
Very good
440 reviews

Crew

8.5

Overall

8.2

Comfort

8.0

Entertainment

7.7

Food

8.0

Boarding

8.3

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

Related info for your journey

Find useful and relevant information for your journey from Xi'an to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Xi'an to Seattle that include hotel bookings?

    Yes. In addition to deals on Xi'an to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Xi'an to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Xi'an to Seattle.

  • Can I find deals for business class flights from Xi'an to Seattle?

    Yes. Cheapflights offers flight deals from Xi'an to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Xi'an to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Xi'an to Seattle (average of $238). Flying from Xi'an to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Xi'an?

Book flights to Xi'an if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Renton
Lacey
Ocean Shores
Leavenworth
Federal Way
Olympia
Cle Elum
Centralia
Mukilteo
Aberdeen
Shoreline
Lynnwood
Shelton
Silverdale
Redmond
Monroe

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