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Latest Flight Deals from Chiang Mai to St. Louis

Book one-way or return flights from Chiang Mai to St. Louis from as little as £851. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip

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

Searching for the best last minute flight from Chiang Mai to St. Louis? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Chiang Mai to St. Louis. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Chiang Mai to St. Louis

View airlines operating flights from Chiang Mai to St. Louis. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Jeju Air
From £851
Asiana Airlines
From £877
China Airlines
From £980
Korean Air
From £994
Delta Air Lines
From £1,080
Jin Air
From £1,080
China Southern Airlines
From £1,520
China Eastern Airlines
From £6,446
ANA airlines

Find more flights and airlines

Alternative Routes from Chiang Mai to St. Louis

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Chiang Mai to St. Louis.

  • Cheapest
    Jeju Air
    CNX
    22:35
    37h 24m
    2 transfer
    STL
    23:59
    Chiang Mai International Airport - St. Louis Lambert International Airport
    Thu, Apr 25Jeju Air
    £851
  • Jeju Air
    CNX
    22:35
    37h 24m
    2 transfer
    STL
    23:59
    Chiang Mai International Airport - St. Louis Lambert International Airport
    Thu, Apr 25Jeju Air
    £851
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Chiang Mai (CNX) to St. Louis (STL) the cheapest?

    Airlines adjust prices for flights from Chiang Mai to St. Louis based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much are flights from Chiang Mai (CNX) to St. Louis (STL) cost?

    According to Trip.com's data, the lowest price is around £1,702.
  • What is the transportation method from the main airport to downtown in St. Louis?

    • The distance from St. Louis Lambert International Airport to downtown is about 20km, by taxi about 40 minutes.
  • How many airports in St. Louis (STL)?

How to find a cheap flight from Chiang Mai to St. Louis

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 Chiang Mai to St. Louis. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Chiang Mai to St. Louis

Cheapest month

May

Peak season for travel

July

Flight distance

13,562.94km

Popular airline

Korean Air