Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Seattle to Xi'an
Cheap round-trip flights
Cheap one-way flights
Hainan Airlines flights from Seattle to Xi'an
Our best Hainan Airlines deals on Seattle to Xi'an flight tickets
Singapore Airlines flights from Seattle to Xi'an
Our best Singapore Airlines deals on Seattle to Xi'an flight tickets
See travel insights to Xi'an from
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
What is the cheapest day to depart on your flight to Xi'an?
The cheapest day to depart from Seattle to Xi'an is on a Tuesday when prices can be found for as low as $1,170. On the other hand, Wednesday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $2,584.
What is the cheapest time of day to depart on your flight to Xi'an?
At noon is the cheapest time of day to fly from Seattle to Xi'an when you can find flight prices for as low as $1,197. Flying to Xi'an at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,542 on average. Flights to Xi'an from Seattle in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest airline that flies from Seattle/Tacoma Intl to Xi'an Xianyang?
Air China, Hainan Airlines, and Asiana Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Xi'an Xianyang
What airlines fly to Xi'an?
Hainan Airlines, Korean Air and Singapore Airlines are the top three most popular airlines that fly to Xi'an from Seattle according to our data. Hainan Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Xi'an. Keep in mind that there are 3 different airlines that fly to Xi'an on a routine basis, so you have a few additional options to choose from.
When to book flights from Seattle to Xi'an
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
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 21h 25m 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 many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Xi'an Xianyang Airport?
As of April 2025, there are 3 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Xi'an Xianyang Airport.
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.
What is the most popular airline from Seattle to Xi'an?
Based on momondo bookings for flights between Seattle and Xi'an, the leading airline is Hainan Airlines, making up 39% of the total bookings. Other popular airlines include Korean Air with 34% and Singapore Airlines with 27%.
Best airlines flying from Seattle to Xi'an
Compare and see reviews for airlines that fly from Seattle to Xi'an with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $994 | Free Cancellation | Rating 8.1 1,292 reviews | |||
| PriceFrom $1,055 | Free Cancellation | Rating 8.1 38 reviews | |||
| PriceFrom $1,499 | Free Cancellation | Rating 8.4 1,066 reviews |
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.