Cheap flights from St. Louis, MO to Detroit, MI

Flights starting at £82. Choose between Spirit Airlines, United Airlines, or Frontier Airlines to find the best price.

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The most popular airlines for this route are Spirit Airlines, United Airlines, Frontier Airlines, Southern Airways Express, and Sun Country Airlines. St. Louis and Detroit have 142 direct flights per week.

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

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
United AirlinesUALUAYesNo
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Southern Airways ExpressFDY9XYesNo
Sun Country AirlinesSCXSYYesNo

Weather in Detroit

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January0°C-6°C
February0°C-6°C
March6°C-1°C
April12°C4°C
May19°C11°C
June24°C16°C
July27°C19°C
August26°C19°C
September23°C15°C
October15°C9°C
November8°C2°C
December2°C-1°C
Hottest Month
27°C
July
Coldest month
-6°C
January
Sunny days
254
days per year
Snow days
18
days per year

14 day forecast

Thursday
14 Mar
99%
14°C8°C
21 Mar
8°C2°C
Friday
15 Mar
12°C5°C
22 Mar
5°C0°C
Saturday
16 Mar
82%
14°C4°C
23 Mar
4°C-1°C
Sunday
17 Mar
85%
6°C2°C
24 Mar
5°C-1°C
Monday
18 Mar
89%
3°C-1°C
25 Mar
13°C1°C
Tuesday
19 Mar
7°C-1°C
26 Mar
84%
15°C9°C
Wednesday
20 Mar
13°C3°C
27 Mar
77%
20°C12°C

Frequently asked questions

What are the most popular routes to and from St. Louis?
What are the most popular routes to and from Detroit?
What airports are near St. Louis?
What airports are near Detroit?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between St. Louis and Detroit?
What is Virtual Interlining and how do I use it?
Which airlines fly between St. Louis and Detroit?
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What flights operate between St. Louis and Detroit?
How many airports are there near St. Louis?
How many airports are there near Detroit?
What time do nonstop (direct) flights between St. Louis and Detroit depart?
What time do nonstop (direct) flights between St. Louis and Detroit arrive?
What time do flights between St. Louis and Detroit depart?
What time do flights between St. Louis and Detroit arrive?

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