Cheap flights from Harlingen, TX to St. Louis, MO

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How much do flights to St. Louis cost?

Most popular airline

Key info about flying to St. Louis

Depart from
Valley International
Arrive to
St. Louis Lambert International
Average flights per week
40
Flight distance

Great deals from Harlingen to St. Louis

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Check-in for a flight from Harlingen to St. Louis

NameCarrier codeIATA CodePassport needed during booking
United AirlinesUALUAYes

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
262
days per year
Snow days
9
days per year

14 day forecast

Wednesday
11 Dec
6°C-3°C
18 Dec
83%
6°C2°C
Thursday
12 Dec
6°C-4°C
19 Dec
35%
1°C0°C
Friday
13 Dec
3°C-4°C
20 Dec
3°C-1°C
Saturday
14 Dec
88%
7°C1°C
21 Dec
3°C-1°C
Sunday
15 Dec
12°C4°C
22 Dec
4°C-2°C
Monday
16 Dec
84%
16°C6°C
23 Dec
10°C0°C
Tuesday
17 Dec
6°C2°C
24 Dec
10°C3°C
The most popular airline for this route is United Airlines. Harlingen and St. Louis have 40 direct flights per week.

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