Cheap flights from Philadelphia to St. Louis from £76

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1 stop
Sat, Nov 22
Philadelphia PHLSt. Louis STL

£76
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2 stops
Wed, Nov 19
Philadelphia PHLSt. Louis STL

£87
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1 stop
Fri, Nov 21
Philadelphia PHLSt. Louis STL

£88
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1 stop
Thu, Nov 20
Philadelphia PHLSt. Louis STL

£95
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1 stop
Wed, Nov 19
Philadelphia PHLSt. Louis STL

£102
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1 stop
Fri, Nov 21
Philadelphia PHLSt. Louis STL

£134
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1 stop
Sat, Nov 22 – Thu, Nov 27
Philadelphia PHLSt. Louis STL

£148
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1 stop
Sat, Nov 22 – Fri, Nov 28
Philadelphia PHLSt. Louis STL

£164
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1 stop
Sat, Nov 22 – Fri, Nov 28
Philadelphia PHLSt. Louis STL

£172
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1 stop
Fri, Nov 21 – Tue, Nov 25
Philadelphia PHLSt. Louis STL

£191
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1 stop
Thu, Nov 20 – Tue, Nov 25
Philadelphia PHLSt. Louis STL

£197
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1 stop
Fri, Nov 21 – Tue, Nov 25
Philadelphia PHLSt. Louis STL

£235
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How much do flights to St. Louis cost?

Key info about flying to St. Louis

Depart from
Philadelphia International
Arrive to
St. Louis Lambert International
Average flights per week
144
Flight distance

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

NameCarrier codeIATA CodePassport needed during booking
Frontier AirlinesFFTF9No
United AirlinesUALUANo
Spirit AirlinesNKSNKNo
Southern Airways ExpressFDY9XYes
JetBlue AirwaysJBUB6No

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
265
days per year
Snow days
9
days per year

14 day forecast

Saturday
25 Oct
67%
17°C11°C
1 Nov
21°C10°C
Sunday
26 Oct
15°C11°C
2 Nov
23°C14°C
Monday
27 Oct
16°C11°C
3 Nov
20°C9°C
Tuesday
28 Oct
89%
14°C12°C
4 Nov
22°C13°C
Wednesday
29 Oct
75%
14°C9°C
5 Nov
17°C10°C
Thursday
30 Oct
16°C6°C
6 Nov
10°C4°C
Friday
31 Oct
17°C7°C
7 Nov
11°C2°C

St. Louis travel tips

Experience the convenience and beauty of the Frank Lloyd Wright Home and Studio near St. Louis

Watch out for stormy weather in St. Louis

MetroBus in St. Louis covers many areas of the city but is time-consuming

The most popular airlines for this route are Frontier Airlines, United Airlines, Spirit Airlines, Southern Airways Express, and JetBlue Airways. Philadelphia and St. Louis have 144 direct flights per week.

Frequently asked questions

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When’s the best time to travel between Philadelphia and St. Louis?
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What time do nonstop (direct) flights between Philadelphia and St. Louis depart?
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What time do flights between Philadelphia and St. Louis depart?
What time do flights between Philadelphia and St. Louis arrive?

Explore alternative trips

Flights from Philadelphia

Flights to St. Louis

Popular routes

The nearest countries with flights to St. Louis

Here is a list of countries people are flying from

Other destination countries from Philadelphia

Here is a list of countries people are flying to

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