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.

$78 CHEAP FLIGHTS from Michigan to St. Louis

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

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

Wed, Nov 4 - Wed, Nov 11

6:25 am - 5:40 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

12h 15m1 stop Atlanta Hartsfield-Jackson

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

5h 00m1 stop Atlanta Hartsfield-Jackson

$153Frontier

Mon, Nov 2 - Fri, Nov 6

6:25 am - 5:40 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

12h 15m1 stop Atlanta Hartsfield-Jackson

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

5h 00m1 stop Atlanta Hartsfield-Jackson

$154Frontier

Mon, Oct 19 - Tue, Oct 20

8:54 pm - 12:19 amDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

4h 25m1 stop Chicago O'Hare Intl

7:29 am - 1:00 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

4h 31m1 stop Chicago O'Hare Intl

$257American Airlines

Fri, Jan 15 - Sat, Jan 16

6:59 am - 1:08 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

7h 09m1 stop Chicago O'Hare Intl

5:05 am - 12:44 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

6h 39m1 stop Chicago O'Hare Intl

$274American Airlines

Wed, Oct 14 - Wed, Oct 21

11:05 am - 11:40 amDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 35mnonstop

6:30 pm - 9:05 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 35mnonstop

$277Southwest

Mon, Nov 2 - Tue, Nov 10

8:15 pm - 9:00 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 45mnonstop

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

1h 35mnonstop

$277Southwest

Tue, Oct 20 - Sat, Oct 24

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

$277Delta

Tue, Oct 20 - Tue, Oct 27

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

1h 41mnonstop

6:47 am - 9:20 amSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 33mnonstop

$277Delta

Wed, Oct 21 - Wed, Oct 28

6:10 pm - 9:21 pmGRR Grand Rapids Gerald R. Ford Intl-STL Lambert-St Louis

4h 11m1 stop Chicago O'Hare Intl

5:00 am - 9:33 amSTL Lambert-St Louis-GRR Grand Rapids Gerald R. Ford Intl

3h 33m1 stop Chicago O'Hare Intl

$279United Airlines

Sat, Oct 24 - Sat, Oct 31

9:44 am - 2:16 pmGRR Grand Rapids Gerald R. Ford Intl-STL Lambert-St Louis

5h 32m1 stop Chicago O'Hare Intl

5:34 pm - 10:04 pmSTL Lambert-St Louis-GRR Grand Rapids Gerald R. Ford Intl

3h 30m1 stop Chicago O'Hare Intl

$279United Airlines

Recent last minute flight deals from Michigan to St. Louis

Sat, Sep 26 - Sun, Sep 27

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

5h 28m1 stop Chicago O'Hare Intl

5:36 pm - 11:55 pmSTL Lambert-St Louis-FNT Flint Bishop

5h 19m1 stop Chicago O'Hare Intl

$389United Airlines

Wed, Sep 30 - Tue, Oct 6

7:08 am - 7:17 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

13h 09m1 stop Denver Intl

12:17 pm - 4:55 amSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

15h 38m1 stop Las Vegas Harry Reid Intl

$393Frontier

Fri, Sep 25 - Tue, Sep 29

2:57 pm - 8:44 pmTVC Traverse City Cherry Capital-STL Lambert-St Louis

6h 47m1 stop Chicago O'Hare Intl

5:00 am - 10:26 amSTL Lambert-St Louis-TVC Traverse City Cherry Capital

4h 26m1 stop Chicago O'Hare Intl

$399American Airlines

Wed, Sep 30 - Thu, Oct 29

7:00 am - 1:10 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

7h 10m1 stop Atlanta Hartsfield-Jackson

4:26 pm - 5:58 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

24h 32m1 stop Orlando

$401Frontier

Fri, Sep 25 - Tue, Sep 29

2:57 pm - 8:44 pmTVC Traverse City Cherry Capital-STL Lambert-St Louis

6h 47m1 stop Chicago O'Hare Intl

5:00 am - 10:26 amSTL Lambert-St Louis-TVC Traverse City Cherry Capital

4h 26m1 stop Chicago O'Hare Intl

$409American Airlines

Fri, Sep 25 - Sun, Sep 27

2:05 pm - 7:41 pmTVC Traverse City Cherry Capital-STL Lambert-St Louis

6h 36m1 stop Chicago O'Hare Intl

3:11 pm - 9:00 pmSTL Lambert-St Louis-TVC Traverse City Cherry Capital

4h 49m1 stop Chicago O'Hare Intl

$409United Airlines

Mon, Sep 28 - Mon, Oct 5

2:06 pm - 1:31 pmGRR Grand Rapids Gerald R. Ford Intl-STL Lambert-St Louis

24h 25m2 stops Nashville Intl Jonesboro

8:10 pm - 3:26 pmSTL Lambert-St Louis-GRR Grand Rapids Gerald R. Ford Intl

18h 16m1 stop Denver Intl

$454Multiple Airlines

Mon, Sep 28 - Wed, Oct 7

2:06 pm - 1:31 pmGRR Grand Rapids Gerald R. Ford Intl-STL Lambert-St Louis

24h 25m2 stops Nashville Intl Jonesboro

8:10 pm - 3:16 pmSTL Lambert-St Louis-GRR Grand Rapids Gerald R. Ford Intl

18h 06m1 stop Denver Intl

$498Multiple Airlines

Wed, Sep 30 - Mon, Oct 5

1:45 pm - 5:55 pmGRR Grand Rapids Gerald R. Ford Intl-STL Lambert-St Louis

5h 10m1 stop Chicago Midway

6:10 pm - 11:45 pmSTL Lambert-St Louis-GRR Grand Rapids Gerald R. Ford Intl

4h 35m1 stop Chicago Midway

$523Southwest

Wed, Sep 30 - Mon, Oct 5

4:20 pm - 10:15 pmGRR Grand Rapids Gerald R. Ford Intl-STL Lambert-St Louis

6h 55m2 stops Chicago Midway Nashville Intl

6:10 pm - 11:45 pmSTL Lambert-St Louis-GRR Grand Rapids Gerald R. Ford Intl

4h 35m1 stop Chicago Midway

$528Southwest

Recent direct flight deals from Michigan to St. Louis

Mon, Nov 2 - Thu, Nov 5

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

$277Southwest

Mon, Nov 2 - Tue, Nov 10

8:15 pm - 9:00 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 45mnonstop

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

1h 35mnonstop

$277Southwest

Thu, Oct 15 - Mon, Oct 19

9:10 am - 9:49 amDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 39mnonstop

6:05 pm - 8:39 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 34mnonstop

$277Delta

Sat, Nov 7 - Sat, Nov 14

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

1h 41mnonstop

4:39 pm - 7:15 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 36mnonstop

$277Delta

Mon, Oct 19 - Wed, Oct 28

8:25 pm - 9:00 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 35mnonstop

10:30 am - 1:00 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 30mnonstop

$277Southwest

Sat, Oct 17 - Sat, Oct 17

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

1h 35mnonstop

4:55 pm - 7:25 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 30mnonstop

$277Southwest

Sat, Oct 24 - Thu, Oct 29

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

$277Southwest

Thu, Oct 29 - Tue, Nov 3

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

1h 35mnonstop

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

1h 25mnonstop

$277Southwest

Thu, Oct 22 - Wed, Oct 28

8:25 pm - 9:00 pmDTW Detroit Metropolitan Wayne County-STL Lambert-St Louis

1h 35mnonstop

6:30 pm - 9:05 pmSTL Lambert-St Louis-DTW Detroit Metropolitan Wayne County

1h 35mnonstop

$277Southwest

Wed, Nov 4 - Wed, Nov 11

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

$277Southwest

Useful Info

Low season	January
High season	July
Cheapest flight	$78

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

Most popular time to fly with an average 8% 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.