How does KAYAK find such low prices on flights from Michigan to St. Louis?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Michigan to St. Louis.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Michigan to St. Louis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Michigan is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Michigan to St. Louis?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Michigan with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Michigan to St. Louis?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Michigan up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$75 CHEAP FLIGHTS from Michigan to St. Louis

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Flight Deals

Cheap Flights from Michigan to St. Louis

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Michigan to St. Louis

Thu, Nov 12 - Wed, Nov 18

2:55 pm - 5:42 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

27h 47m1 stop Atlanta Hartsfield-Jackson

6:34 pm - 12:44 amSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

5h 10m1 stop Atlanta Hartsfield-Jackson

$155Frontier

Wed, Nov 11 - Mon, Nov 16

7:37 pm - 11:19 amDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

16h 42m1 stop Dallas/Fort Worth

12:14 pm - 9:19 amSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

20h 05m1 stop Dallas/Fort Worth

$158Frontier

Mon, Nov 16 - Thu, Nov 19

7:20 pm - 10:00 pmGRR Grand Rapids Gerald R. Ford Intl-STL Lambert-St Louis

3h 40m1 stop Chicago Midway

6:20 am - 10:25 amSTL Lambert-St Louis-GRR Grand Rapids Gerald R. Ford Intl

3h 05m1 stop Chicago Midway

$231Southwest

Thu, Dec 24 - Thu, Dec 31

3:34 pm - 6:18 pmGRR Grand Rapids Gerald R. Ford Intl-STL Lambert-St Louis

3h 44m1 stop Chicago O'Hare Intl

7:18 am - 1:37 pmSTL Lambert-St Louis-GRR Grand Rapids Gerald R. Ford Intl

5h 19m1 stop Chicago O'Hare Intl

$244United Airlines

Wed, Dec 2 - Wed, Dec 9

7:45 pm - 8:32 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 47mnonstop

6:32 am - 9:10 amSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 38mnonstop

$245Delta

Tue, Dec 1 - Thu, Dec 3

6:20 pm - 7:10 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 50mnonstop

6:25 pm - 9:00 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 35mnonstop

$252Southwest

Thu, Oct 29 - Thu, Nov 12

8:10 pm - 8:51 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 41mnonstop

6:40 am - 9:13 amSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 33mnonstop

$259Delta

Fri, Nov 6 - Mon, Nov 9

8:40 am - 12:10 pmGRR Grand Rapids Gerald R. Ford Intl-STL Lambert-St Louis

4h 30m1 stop Chicago O'Hare Intl

6:50 pm - 11:58 pmSTL Lambert-St Louis-GRR Grand Rapids Gerald R. Ford Intl

4h 08m1 stop Chicago O'Hare Intl

$261United Airlines

Fri, Nov 6 - Mon, Nov 9

4:14 pm - 7:22 pmGRR Grand Rapids Gerald R. Ford Intl-STL Lambert-St Louis

4h 08m1 stop Chicago O'Hare Intl

8:15 pm - 12:41 amSTL Lambert-St Louis-GRR Grand Rapids Gerald R. Ford Intl

3h 26m1 stop Chicago O'Hare Intl

$261American Airlines

Tue, Nov 17 - Thu, Dec 10

1:34 pm - 7:22 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

6h 48m1 stop Chicago O'Hare Intl

7:27 am - 1:09 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

4h 42m1 stop Chicago O'Hare Intl

$265American Airlines

Recent last minute flight deals from Michigan to St. Louis

Sat, Oct 17 - Tue, Oct 20

6:08 pm - 8:51 pmLAN Lansing Capital City-STL Lambert-St Louis

3h 43m1 stop Detroit Metropolitan Wayne County

6:47 am - 11:10 amSTL Lambert-St Louis-LAN Lansing Capital City

3h 23m1 stop Detroit Metropolitan Wayne County

$371Delta

Sat, Oct 17 - Tue, Oct 20

6:08 pm - 8:51 pmLAN Lansing Capital City-STL Lambert-St Louis

3h 43m1 stop Detroit Metropolitan Wayne County

6:47 am - 11:10 amSTL Lambert-St Louis-LAN Lansing Capital City

3h 23m1 stop Detroit Metropolitan Wayne County

$375Delta

Fri, Oct 16 - Sun, Oct 18

5:36 pm - 8:57 pmFNT Flint Bishop-STL Lambert-St Louis

4h 21m1 stop Chicago O'Hare Intl

11:31 am - 5:06 pmSTL Lambert-St Louis-FNT Flint Bishop

4h 35m1 stop Chicago O'Hare Intl

$389American Airlines

Fri, Oct 16 - Sun, Oct 18

6:31 pm - 9:21 pmFNT Flint Bishop-STL Lambert-St Louis

3h 50m1 stop Chicago O'Hare Intl

11:35 am - 5:56 pmSTL Lambert-St Louis-FNT Flint Bishop

5h 21m1 stop Chicago O'Hare Intl

$389United Airlines

Fri, Oct 16 - Mon, Oct 19

6:31 pm - 10:59 pmFNT Flint Bishop-STL Lambert-St Louis

5h 28m1 stop Chicago O'Hare Intl

11:35 am - 5:56 pmSTL Lambert-St Louis-FNT Flint Bishop

5h 21m1 stop Chicago O'Hare Intl

$389United Airlines

Fri, Oct 16 - Fri, Oct 23

7:08 am - 7:15 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

13h 07m1 stop Denver Intl

6:35 pm - 12:39 amSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

5h 04m1 stop Atlanta Hartsfield-Jackson

$393Frontier

Fri, Oct 16 - Sun, Oct 18

5:36 pm - 8:57 pmFNT Flint Bishop-STL Lambert-St Louis

4h 21m1 stop Chicago O'Hare Intl

11:31 am - 5:06 pmSTL Lambert-St Louis-FNT Flint Bishop

4h 35m1 stop Chicago O'Hare Intl

$399American Airlines

Fri, Oct 16 - Sun, Oct 18

7:08 am - 7:15 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

13h 07m1 stop Denver Intl

12:16 pm - 5:00 amSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

15h 44m1 stop Las Vegas Harry Reid Intl

$430Frontier

Tue, Oct 13 - Sat, Oct 17

12:35 pm - 5:40 pmGRR Grand Rapids Gerald R. Ford Intl-STL Lambert-St Louis

6h 05m1 stop Chicago Midway

7:20 am - 2:10 pmSTL Lambert-St Louis-GRR Grand Rapids Gerald R. Ford Intl

5h 50m1 stop Nashville Intl

$557Southwest

Tue, Oct 13 - Sat, Oct 17

3:40 pm - 9:25 pmGRR Grand Rapids Gerald R. Ford Intl-STL Lambert-St Louis

6h 45m1 stop Denver Intl

11:55 am - 8:55 pmSTL Lambert-St Louis-GRR Grand Rapids Gerald R. Ford Intl

8h 00m2 stops Nashville Intl Chicago Midway

$562Southwest

Recent direct flight deals from Michigan to St. Louis

Wed, Dec 2 - Wed, Dec 9

7:45 pm - 8:32 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 47mnonstop

6:32 am - 9:10 amSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 38mnonstop

$245Delta

Tue, Dec 1 - Thu, Dec 3

6:20 pm - 7:10 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 50mnonstop

6:25 pm - 9:00 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 35mnonstop

$252Southwest

Tue, Nov 17 - Thu, Dec 10

6:55 am - 7:45 amDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 50mnonstop

10:15 am - 12:40 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 25mnonstop

$252Southwest

Thu, Oct 29 - Fri, Oct 30

7:10 am - 7:45 amDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 35mnonstop

7:50 pm - 10:25 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 35mnonstop

$257Southwest

Thu, Oct 29 - Thu, Nov 12

8:10 pm - 8:51 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 41mnonstop

6:40 am - 9:13 amSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 33mnonstop

$259Delta

Thu, Oct 29 - Mon, Nov 2

7:10 am - 7:45 amDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 35mnonstop

7:55 pm - 10:20 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 25mnonstop

$259Southwest

Thu, Nov 5 - Thu, Nov 12

6:50 am - 7:45 amDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 55mnonstop

10:20 am - 12:50 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 30mnonstop

$287Southwest

Fri, Nov 13 - Tue, Nov 17

8:40 am - 9:25 amDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 45mnonstop

6:00 pm - 8:36 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 36mnonstop

$290Delta

Fri, Dec 4 - Mon, Dec 7

7:45 pm - 8:32 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 47mnonstop

6:32 am - 9:10 amSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 38mnonstop

$297Delta

Fri, Oct 30 - Tue, Nov 3

8:10 pm - 8:51 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 41mnonstop

4:22 pm - 6:56 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 34mnonstop

$297Delta

Useful Info

Low season	January
High season	July
Cheapest flight	$75

Best time to beat the crowds with an average 7% drop in price.

Most popular time to fly with an average 5% increase in price.

Flight from Detroit to St. Louis

How does KAYAK find such low prices on flights from Michigan to St. Louis?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Michigan to St. Louis.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Michigan to St. Louis?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Michigan is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Michigan to St. Louis?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Michigan with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Michigan to St. Louis?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Michigan up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.