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Cheap flights from St. Louis to Chiang Mai from $817

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Chiang Mai departing on 5/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Chiang Mai

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from St. Louis to Chiang Mai.
EVA Air Logo
7:36 pm - 10:25 amSTL-CNX
26h 49m2 stops
EVA Air Logo
11:35 am - 11:56 pmCNX-STL
48h 21m2 stops
$1,169EVA Air
Find Deal
Thu, Sep 25 - Thu, Oct 9
 Logo
7:36 pm - 10:25 amSTL-CNX
26h 49m2 stops
 Logo
9:10 pm - 4:42 pmCNX-STL
31h 32m3 stops
$1,525
Find Deal
Thu, Sep 25 - Thu, Oct 9
 Logo
8:01 pm - 7:10 pmSTL-CNX
35h 09m3 stops
 Logo
11:55 am - 8:01 pmCNX-STL
44h 06m3 stops
$10,085
Find Deal
Thu, Sep 25 - Thu, Oct 9

See travel insights to Chiang Mai from

How to get the cheapest flight ticket from St. Louis to Chiang Mai

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 Chiang Mai?

The cheapest day to depart from St. Louis to Chiang Mai is on a Wednesday. Travelers who choose to depart for Chiang Mai on a Wednesday will often find tickets for as low as $3,091. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Chiang Mai for around $3,091.

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

Flying to Chiang Mai from St. Louis in the morning is the least expensive time of day to depart. momondo users have found prices as low as $3,094 when looking at flights departing in the morning. Flights to Chiang Mai are more costly in the morning, with an average ticket price of $3,094. 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 St. Louis to Chiang Mai

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Chiang Mai according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Chiang Mai (STL to CNX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Chiang Mai

Best Price Found

$817

Fastest flight time

26h 49m

Direct flights

None

Airports in Chiang Mai

1 airport
The best one-way flight to Chiang Mai from St. Louis in the past 72 hours is $817. The best round-trip flight deal from St. Louis to Chiang Mai found on momondo in the last 72 hours is $1,169.
The fastest flight from St. Louis to Chiang Mai takes 26h 49m
There are no direct flights from St. Louis to Chiang Mai. Popular non-direct route for this connection is Lambert-St Louis Airport - Chiang Mai Airport.
There is 1 airport near Chiang Mai: Chiang Mai (CNX)

  • How far is Lambert-St Louis to Chiang Mai by plane?

    The distance between Lambert-St Louis and Chiang Mai is about 8419.6 mi. By plane, this route typically takes 26h 49m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Chiang Mai Airport?

    Prices for flights from Lambert-St Louis Airport to Chiang Mai Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Lambert-St Louis Airport to Chiang Mai Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Chiang Mai Airport.

  • What documentation or ID do you need to fly to Chiang Mai Airport?

    The travel and health documents required for your trip to Chiang Mai Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chiang Mai Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Chiang Mai?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Chiang Mai. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to Chiang Mai with flexible booking policies on momondo?

All flight searches from St. Louis to Chiang Mai on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from St. Louis to Chiang Mai?

Once you have performed a search for St. Louis to Chiang Mai 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 St. Louis to Chiang Mai right now. Can momondo alert me if prices change?

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