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Flights from St. Louis to Xi'an

Cheap flight deals from St. Louis to Xi'an

Find the cheapest flights from St. Louis to Xi'an within the next three months. Book one-way flights from AED 3,477 or round-trip tickets from AED 4,913.

  • Round-trip
  • One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Info | St. Louis to Xi'an

The distance between St. Louis and Xi'an is about 11,678.15 km. The most popular month to Xi'an is August. The off-season for travel is November.

Cheapest one-way flight price AED 3,477
Cheapest return ticket price AED 4,913
Off-season for travel November
Peak season for travel August
Flight distance 11,678.15 km

When is the cheapest time to fly from St. Louis to Xi'an?

The best time to book the cheapest flights from St. Louis to Xi'an is between Jun 29 and Jul 6. One-way ticket prices start at AED 3,477 according to our flight calendar.

Cheapest flights
From price
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  • Jul

    29 6
  • 6 13
  • 13 20
  • 20 27

  • Aug

    27 3
  • 3 10
  • 10 17
  • 17 24
  • 24 31

  • Sep

    31 7
  • 7 14
  • 14 21
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from St. Louis (STL) to Xi'an (SIA) the cheapest?

    Airlines adjust prices for flights from St. Louis to Xi'an based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from St. Louis (STL) to Xi'an (SIA) cost?

    According to Trip.com's data, the lowest price is around AED 10,791.

  • How many airports are there in Xi'an (SIA)?

    There are 1 airport(s) near Xi'an (SIA): Xi'an Xianyang International Airport.

How to find a cheap flight from St. Louis to Xi'an

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to Xi'an. Book your flights at the right time and save more.
1
Being flexible with your dates to get the cheapest St. Louis to Xi'an ticket.
Tap "Date" on flight search bar to get the calender for St. Louis to Xi'an airfare over next 6 months in 2025.
2
Compare cheap St. Louis to Xi'an flight deals from over hundreds of airlines.
Compare prices from over 500 airlines with our powerful search and find the cheapest flight tickets from St. Louis to Xi'an.
3
Set up a Price Alert
By setting up a Price Alert for your St. Louis to Xi'an route, you can easily track the price of your airline tickets from without manually checking every day.
4
Don't miss cheap St. Louis to Xi'an flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from St. Louis to Xi'an to get exclusive deals for you.

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