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Cheap flights from St. Louis to Michigan from $49

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Michigan departing on 10/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Michigan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
7:45 pm - 11:55 pmSTL-MDW
4h 10m1 stop
Southwest Logo
8:10 am - 1:00 pmMDW-STL
4h 50m1 stop
$97Southwest
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Thu, Oct 30 - Mon, Nov 3
Southwest Logo
5:35 am - 2:00 pmSTL-ORD
8h 25m1 stop
Southwest Logo
2:15 pm - 9:35 pmORD-STL
7h 20m1 stop
$97Southwest
Find Deal
Thu, Oct 30 - Mon, Nov 3
United Airlines Logo
8:00 am - 9:29 amSTL-ORD
1h 29mnonstop
United Airlines Logo
2:20 pm - 3:46 pmORD-STL
1h 26mnonstop
$99United Airlines
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Mon, Nov 10 - Mon, Nov 10
Southwest Logo
5:55 am - 2:00 pmSTL-ORD
8h 05m1 stop
Southwest Logo
7:00 am - 4:00 pmORD-STL
9h 00m1 stop
$102Southwest
Find Deal
Tue, Oct 28 - Thu, Oct 30
United Airlines Logo
3:23 pm - 4:48 pmSTL-ORD
1h 25mnonstop
United Airlines Logo
9:25 am - 10:49 amORD-STL
1h 24mnonstop
$135United Airlines
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Tue, Oct 21 - Wed, Oct 22
American Airlines Logo
8:42 am - 10:05 amSTL-ORD
1h 23mnonstop
American Airlines Logo
12:21 pm - 1:44 pmORD-STL
1h 23mnonstop
$163American Airlines
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Tue, Oct 21 - Thu, Oct 23
American Airlines Logo
6:00 am - 7:27 amSTL-ORD
1h 27mnonstop
American Airlines Logo
4:42 pm - 6:13 pmORD-STL
1h 31mnonstop
$164American Airlines
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Wed, Jan 21 - Sat, Jan 31
Delta Logo
5:31 pm - 9:19 pmSTL-ORD
3h 48m1 stop
Delta Logo
5:23 am - 9:59 amORD-STL
4h 36m1 stop
$177Delta
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Tue, Oct 21 - Thu, Nov 27
Delta Logo
6:45 am - 12:35 pmSTL-MDW
5h 50m1 stop
Delta Logo
1:00 pm - 11:40 pmMDW-STL
10h 40m2 stops
$182Delta
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Tue, Feb 24 - Wed, Feb 25
Spirit Airlines Logo
7:15 pm - 9:54 amSTL-DTW
13h 39m1 stop
Spirit Airlines Logo
10:30 am - 10:02 amDTW-STL
24h 32m2 stops
$249Spirit Airlines
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Sat, Oct 25 - Wed, Oct 29

United Airlines flights from St. Louis to Michigan

Our best United Airlines deals on St. Louis to Michigan flight tickets
United Airlines
Nov 10
STL8:00 amLambert-St Louis
1h 29m
ORD9:29 amChicago O'Hare Intl
Nov 10
ORD2:20 pmChicago O'Hare Intl
1h 26m
STL3:46 pmLambert-St Louis
$99
Find similar
United Airlines
Oct 21
STL3:23 pmLambert-St Louis
1h 25m
ORD4:48 pmChicago O'Hare Intl
Oct 22
ORD9:25 amChicago O'Hare Intl
1h 24m
STL10:49 amLambert-St Louis
$135
Find similar
United Airlines
Oct 21
STL11:10 amLambert-St Louis
1h 30m
ORD12:40 pmChicago O'Hare Intl
Nov 19
ORD2:23 pmChicago O'Hare Intl
1h 26m
STL3:49 pmLambert-St Louis
$137
Find similar

American Airlines flights from St. Louis to Michigan

Our best American Airlines deals on St. Louis to Michigan flight tickets
American Airlines
Oct 21
STL8:42 amLambert-St Louis
1h 23m
ORD10:05 amChicago O'Hare Intl
Oct 23
ORD12:21 pmChicago O'Hare Intl
1h 23m
STL1:44 pmLambert-St Louis
$163
Find similar
American Airlines
Jan 21
STL6:00 amLambert-St Louis
1h 27m
ORD7:27 amChicago O'Hare Intl
Jan 31
ORD4:42 pmChicago O'Hare Intl
1h 31m
STL6:13 pmLambert-St Louis
$164
Find similar
American Airlines
Nov 10
STL2:17 pmLambert-St Louis
8h 35m
1 stop
DTW11:52 pmDetroit Metropolitan Wayne County
Nov 11
DTW8:02 amDetroit Metropolitan Wayne County
9h 45m
1 stop
STL4:47 pmLambert-St Louis
$171
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momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Michigan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 1, 2025.
Use the filters below to find and compare flights from St. Louis to Michigan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisChicago

STL - MDW

STLMDW

Lambert-St Louis

Thu 10/30

7:45 pm-11:55 pm

1 stop4h 10m

Chicago Midway

Mon 11/3

8:10 am-1:00 pm

1 stop4h 50m

$97

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Thu 10/30

5:35 am-2:00 pm

1 stop8h 25m

Chicago O'Hare Intl

Mon 11/3

2:15 pm-9:35 pm

1 stop7h 20m

$97

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Mon 11/10

8:00 am-9:29 am

Nonstop1h 29m

Chicago O'Hare Intl

Mon 11/10

2:20 pm-3:46 pm

Nonstop1h 26m

$99

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Tue 10/28

5:55 am-2:00 pm

1 stop8h 05m

Chicago O'Hare Intl

Thu 10/30

7:00 am-4:00 pm

1 stop9h 00m

$102

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Tue 10/21

3:23 pm-4:48 pm

Nonstop1h 25m

Chicago O'Hare Intl

Wed 10/22

9:25 am-10:49 am

Nonstop1h 24m

$135

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Tue 10/21

8:42 am-10:05 am

Nonstop1h 23m

Chicago O'Hare Intl

Thu 10/23

12:21 pm-1:44 pm

Nonstop1h 23m

$163

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Wed 1/21

6:00 am-7:27 am

Nonstop1h 27m

Chicago O'Hare Intl

Sat 1/31

4:42 pm-6:13 pm

Nonstop1h 31m

$164

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Tue 10/21

5:31 pm-9:19 pm

1 stop3h 48m

Chicago O'Hare Intl

Thu 11/27

5:23 am-9:59 am

1 stop4h 36m

$177

St. LouisChicago

STL - MDW

STLMDW

Lambert-St Louis

Tue 2/24

6:45 am-12:35 pm

1 stop5h 50m

Chicago Midway

Wed 2/25

1:00 pm-11:40 pm

2 stops10h 40m

$182

St. LouisDetroit

STL - DTW

STLDTW

Lambert-St Louis

Sat 10/25

7:15 pm-9:54 am

1 stop13h 39m

Detroit Metropolitan Wayne County

Wed 10/29

10:30 am-10:02 am

2 stops24h 32m

$249

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Michigan from

How to get the cheapest flight ticket from St. Louis to Michigan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Michigan?

If you aren’t able to travel to Michigan during the month of August, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $118.

What is the cheapest day to depart on your flight to Michigan?

The cheapest day to depart from St. Louis to Michigan is on a Friday when prices can be found for as low as $358. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $791. These prices are subject to change though, so be sure to set up a Price Alert for flights to Michigan.

What is the cheapest time of day to depart on your flight to Michigan?

The cheapest time of day to fly to Michigan is in the evening when flights can be purchased for as low as $218. At noon is when there is more demand to fly to Michigan, so prices are often more expensive at around $914 per ticket.

What is the cheapest Lambert-St Louis to Michigan flight route?

Fly from Lambert-St Louis to Detroit Metropolitan Wayne County for the best Lambert-St Louis - Michigan flight prices

How far in advance should I book a flight to Michigan?

You are more likely to see cheaper flights to Michigan from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Michigan for around $286 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Michigan from St. Louis for as low as $140 on momondo.

What cabin class options are available on Lambert-St Louis to Michigan flights?

There are 4 cabin classes available to choose from on Lambert-St Louis to Michigan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on St. Louis to Michigan flights?

No. A direct flight is the cheapest option for a flight between St. Louis to Michigan.

Cheap St. Louis to Michigan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Michigan

Best Price Found

$188

Fastest flight time

1h 05m

Direct flights

Every day

Airports in Michigan

2 airports
The best one-way flight to Michigan from St. Louis in the past 72 hours is $188. The best round-trip flight deal from St. Louis to Michigan found on momondo in the last 72 hours is $311.
The fastest flight from St. Louis to Michigan takes 1h 05m
Direct flights go from St. Louis to Michigan every day.
There are 2 airports near Michigan: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)
Search flight deals

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Michigan?

    Prices for flights from Lambert-St Louis Airport to Michigan refresh daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Michigan?

  • How old do you have to be to fly from Lambert-St Louis Airport to Michigan?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Michigan.

  • What documentation or ID do you need to fly to Michigan?

    The travel and health documents you'll need for your trip to Michigan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Michigan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from St. Louis to Michigan?

Best airlines flying from St. Louis to Michigan

Compare and see reviews for airlines that fly from St. Louis to Michigan with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $41Free CancellationRating
6.3
8,065 reviews
Search Spirit Airlines flights
SouthwestPriceFrom $119Free CancellationRating
8.0
4,248 reviews
Search Southwest flights
DeltaPriceFrom $121Free CancellationRating
7.9
7,961 reviews
Search Delta flights
American AirlinesPriceFrom $182Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $200Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Michigan?

Finding the right flight to Michigan from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Michigan quick and easy, saving you time and money.

Can I find flights from St. Louis to Michigan with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Michigan flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Michigan?

momondo helps you find the best flight between St. Louis and Michigan by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from St. Louis to Michigan right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Michigan, momondo offers a useful price alert feature which will track prices for flights to Michigan from St. Louis and alert you when they change.

An easier way to manage your Michigan trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Fri 10/31
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