Cheap flights from Chiang Mai to St. Louis from $601

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3 stops
Sun, Jun 15
Chiang Mai CNXSt. Louis STL

$601
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3 stops
Sun, Jun 15
Chiang Mai CNXSt. Louis STL

$645
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3 stops
Sun, Jun 15
Chiang Mai CNXSt. Louis STL

$671
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2 stops
Sun, Jun 15
Chiang Mai CNXSt. Louis STL

$734
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2 stops
Sun, Jun 15
Chiang Mai CNXSt. Louis STL

$734
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2 stops
Fri, Jun 13
Chiang Mai CNXSt. Louis STL

$796
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Prices updated:

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2 stops
Mon, Jun 16 – Sat, Jun 21
Chiang Mai CNXSt. Louis STL

$1,780
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2 stops
Mon, Jun 16 – Sat, Jun 21
Chiang Mai CNXSt. Louis STL

$1,780
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2 stops
Sun, Jun 15 – Sat, Jun 21
Chiang Mai CNXSt. Louis STL

$1,781
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2 stops
Mon, Jun 16 – Sat, Jun 21
Chiang Mai CNXSt. Louis STL

$1,839
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2 stops
Thu, Jun 12 – Wed, Jun 18
Chiang Mai CNXSt. Louis STL

$1,892
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2 stops
Mon, Jun 16 – Sat, Jun 21
Chiang Mai CNXSt. Louis STL

$1,906
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Prices updated:

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How much do flights to St. Louis cost?

Key info about flying to St. Louis

Depart from
Chiang Mai International
Arrive to
St. Louis Lambert International
Average flights per week
370
Flight distance

Check-in for a flight from Chiang Mai to St. Louis

NameCarrier codeIATA CodePassport needed during booking
Hawaiian AirlinesHALHANo
Air CanadaACAACYes
Thai AirAsiaAIQFDNo
Starlux AirlinesSJXJXNo
Korean AirKALKEYes

Weather in St. Louis

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January3°C-3°C
February6°C-2°C
March13°C3°C
April18°C8°C
May24°C14°C
June29°C19°C
July31°C21°C
August30°C20°C
September27°C16°C
October20°C10°C
November12°C3°C
December7°C0°C
Hottest Month
31°C
July
Coldest month
-3°C
January
Sunny days
264
days per year
Snow days
9
days per year

14 day forecast

Saturday
24 May
80%
16°C14°C
31 May
87%
17°C13°C
Sunday
25 May
85%
14°C11°C
1 Jun
81%
26°C15°C
Monday
26 May
89%
13°C11°C
2 Jun
25°C17°C
Tuesday
27 May
88%
17°C12°C
3 Jun
77%
28°C18°C
Wednesday
28 May
72%
21°C13°C
4 Jun
28°C18°C
Thursday
29 May
87%
24°C16°C
5 Jun
29°C18°C
Friday
30 May
76%
18°C13°C
6 Jun
78%
32°C22°C
The most popular airlines for this route are Hawaiian Airlines, Air Canada, Thai AirAsia, Starlux Airlines, and Korean Air. Chiang Mai and St. Louis have 370 direct flights per week.

Frequently asked questions

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