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Cheap flights from St. Louis to Chiang Mai from $1,044

This is the cheapest round-trip 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 4/1. 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

These are some of the best round-trip flight deals from St. Louis to Chiang Mai that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from St. Louis to Chiang Mai.

Cheap last minute flights

Planning a quick getaway from St. Louis to Chiang Mai? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Chiang Mai, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from St. Louis to Chiang Mai

Find recent round-trip train or bus tickets from St. Louis to Chiang Mai.

All round-trip flight deals to Chiang Mai

The cheapest plane tickets to Chiang Mai found on KAYAK recently.
6:44 am - 11:40 pmSTL-CNX
28h 56m2 stops
12:45 am - 11:59 pmCNX-STL
35h 14m2 stops
$1,044
Find Deal
mar., abr. 1 - mar., abr. 29
3:11 pm - 4:20 pmSTL-CNX
37h 09m2 stops
11:15 pm - 9:33 pmCNX-STL
34h 18m2 stops
$1,574
Find Deal
mar., abr. 1 - mié., abr. 30
3:21 pm - 10:35 amSTL-CNX
31h 14m2 stops
11:35 am - 2:15 pmCNX-STL
38h 40m2 stops
$1,716
Find Deal
sáb., mar. 15 - lun., mar. 31
2:21 pm - 9:20 amSTL-CNX
30h 59m3 stops
2:35 pm - 4:37 pmCNX-STL
38h 02m3 stops
$1,821Qatar Airways
Find Deal
mar., abr. 1 - mié., abr. 30
3:21 pm - 10:35 amSTL-CNX
31h 14m2 stops
9:10 pm - 4:52 pmCNX-STL
31h 42m3 stops
$1,849
Find Deal
sáb., mar. 15 - lun., mar. 31
3:50 pm - 2:05 pmSTL-CNX
58h 15m2 stops
12:45 am - 2:59 pmCNX-STL
50h 14m2 stops
$2,069
Find Deal
sáb., mar. 15 - dom., mar. 30
3:11 pm - 10:25 amSTL-CNX
31h 14m2 stops
9:10 pm - 5:59 pmCNX-STL
32h 49m3 stops
$2,258
Find Deal
mar., abr. 1 - mié., abr. 30
11:04 am - 9:20 amSTL-CNX
34h 16m3 stops
8:00 pm - 10:18 pmCNX-STL
38h 18m3 stops
$2,389Qatar Airways
Find Deal
sáb., mar. 15 - lun., mar. 31
11:55 am - 9:20 amSTL-CNX
33h 25m3 stops
12:45 am - 2:59 pmCNX-STL
50h 14m2 stops
$4,654
Find Deal
sáb., mar. 15 - dom., mar. 30
STL-CNX
8411 mimulti-stop
Multiple Airlines
Find Deal

Qatar Airways flights from St. Louis to Chiang Mai

Our best Qatar Airways deals on St. Louis to Chiang Mai flight tickets
Qatar Airways
Apr 1
STL2:21 pmLambert-St Louis
30h 59m
3 stops
CNX9:20 amChiang Mai
Apr 30
CNX2:35 pmChiang Mai
38h 02m
3 stops
STL4:37 pmLambert-St Louis
Qatar Airways
Mar 15
STL11:04 amLambert-St Louis
34h 16m
3 stops
CNX9:20 amChiang Mai
Mar 31
CNX8:00 pmChiang Mai
38h 18m
3 stops
STL10:18 pmLambert-St Louis

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

$1,044

Fastest flight time

28h 56m

Direct flights

None

Airports in Chiang Mai

1 airport
The best flight deal from St. Louis to Chiang Mai found on momondo in the last 72 hours is $1,044
The fastest flight from St. Louis to Chiang Mai takes 28h 56m
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 28h 56m.

  • 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?

Of course. momondo tracks the price of St. Louis to Chiang Mai flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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