HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Michigan

$56+ Cheap flights from St. Louis (STL) to Michigan

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DTW
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Michigan with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from St. Louis to Michigan

Keep the following information in mind while searching for St. Louis to Michigan flight deals. Data was last updated February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$127
(Southwest)

One-way from

$56
(eDestinos)

Popular in

February

Cheapest in

June

Average price

$408

Good round-trip deal

$348 or less

Good one-way deal

$179 or less
Provider with most accurate pricing for Lambert-St Louis-Detroit (DTT) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Detroit (DTT) flights.
Search Deals
From Lambert-St Louis to Michigan
Search Deals
One-way flight from Lambert-St Louis to Michigan
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals
Price to beat on a round-trip flight from Lambert-St Louis to Michigan.
Search Deals
Price to beat on a one-way flight from Lambert-St Louis to Michigan.
Search Deals

Find flight deals from St. Louis to Michigan

Cheapest flights from St. Louis to Michigan
Explore the most affordable flight options available from St. Louis to Michigan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/136:00 amSTL - ORD
Nonstop1h 23mAmerican Airlines
Thu 5/1510:21 pmORD - STL
Nonstop1h 20mAmerican Airlines
Deal found 2/20$120
This eDestinos deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1312:15 pmSTL - ORD
1 stop3h 35mSouthern / Mokulele
Thu 5/158:25 amORD - STL
1 stop11h 45mSouthern / Mokulele
Deal found 2/20$123
This Southwest deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/245:55 amSTL - MDW
Nonstop1h 10mSouthwest
Thu 4/107:15 amMDW - STL
1 stop5h 55mSouthwest
Deal found 2/21$127
This Kiwi.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1411:00 amSTL - ORD
Nonstop1h 17mMultiple Airlines
Mon 3/178:25 amORD - STL
1 stop11h 45mMultiple Airlines
Deal found 2/20$127
This Frontier deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/316:55 pmSTL - MDW
1 stop10h 36mFrontier
Tue 4/14:40 pmMDW - STL
1 stop7h 06mFrontier
Deal found 2/21$130
This Mytrip deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1010:36 amSTL - DTW
1 stop6h 49mFrontier
Tue 3/119:02 amDTW - STL
1 stop15h 47mFrontier
Deal found 2/21$137
This Southwest deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/65:45 amSTL - ORD
1 stop6h 05mSouthwest
Mon 3/107:10 pmORD - STL
1 stop5h 45mSouthwest
Deal found 2/20$137
This CheapOair deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/126:33 pmSTL - ORD
1 stop10h 28mFrontier
Sun 4/137:39 pmORD - STL
1 stop22h 04mFrontier
Deal found 2/21$150
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/186:30 amSTL - ORD
Nonstop1h 31mUnited Airlines
Thu 3/201:01 pmORD - STL
Nonstop1h 22mUnited Airlines
Deal found 2/20$163
This Booking.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/245:41 pmSTL - GRR
1 stop14h 45mFrontier
Sun 4/2710:26 amGRR - STL
1 stop14h 38mFrontier
Deal found 2/20$170
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/241:48 pmSTL - MDW
1 stop4h 14mDelta
Wed 3/267:09 pmMDW - STL
1 stop4h 17mDelta
Deal found 2/20$177
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/206:00 amSTL - ORD
2 stops6h 41mDelta
Thu 3/2712:15 pmORD - STL
1 stop4h 37mDelta
Deal found 2/20$182

Find flights from St. Louis to Michigan within your budget

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, Cheapflights users made 2,558,603 searches. Data last updated February 22, 2025.

Fly from

St. Louis

Fly to

Michigan

Route

Depart

Return

Price

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Tue 5/13

6:00 am-7:23 am

Nonstop1h 23m

Chicago O'Hare Intl

Thu 5/15

10:21 pm-11:41 pm

Nonstop1h 20m

$120

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Tue 5/13

12:15 pm-3:50 pm

1 stop3h 35m

Chicago O'Hare Intl

Thu 5/15

8:25 am-8:10 pm

1 stop11h 45m

$123

St. LouisChicago

STL - MDW

STLMDW

Lambert-St Louis

Mon 3/24

5:55 am-7:05 am

Nonstop1h 10m

Chicago Midway

Thu 4/10

7:15 am-1:10 pm

1 stop5h 55m

$127

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Fri 3/14

11:00 am-12:17 pm

Nonstop1h 17m

Chicago O'Hare Intl

Mon 3/17

8:25 am-8:10 pm

1 stop11h 45m

$127

St. LouisChicago

STL - MDW

STLMDW

Lambert-St Louis

Mon 3/31

6:55 pm-5:31 am

1 stop10h 36m

Chicago Midway

Tue 4/1

4:40 pm-11:46 pm

1 stop7h 06m

$130

St. LouisDetroit

STL - DTW

STLDTW

Lambert-St Louis

Mon 3/10

10:36 am-6:25 pm

1 stop6h 49m

Detroit Metropolitan Wayne County

Tue 3/11

9:02 am-11:49 pm

1 stop15h 47m

$137

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Thu 3/6

5:45 am-11:50 am

1 stop6h 05m

Chicago O'Hare Intl

Mon 3/10

7:10 pm-12:55 am

1 stop5h 45m

$137

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Sat 4/12

6:33 pm-5:01 am

1 stop10h 28m

Chicago O'Hare Intl

Sun 4/13

7:39 pm-5:43 pm

1 stop22h 04m

$150

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Tue 3/18

6:30 am-8:01 am

Nonstop1h 31m

Chicago O'Hare Intl

Thu 3/20

1:01 pm-2:23 pm

Nonstop1h 22m

$163

St. LouisGrand Rapids

STL - GRR

STLGRR

Lambert-St Louis

Thu 4/24

5:41 pm-9:26 am

1 stop14h 45m

Grand Rapids Gerald R. Ford Intl

Sun 4/27

10:26 am-12:04 am

1 stop14h 38m

$170

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 54 results
1
2
3
...
6

Best time to book a flight from St. Louis to Michigan

Have a flexible travel schedule? Discover the best time to fly to Michigan from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from St. Louis to Michigan

Get recent, data-driven insights about flights from St. Louis to Michigan including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from St. Louis to Michigan?

Currently, April is the cheapest month in which you can book a flight from St. Louis to Michigan (average of $257). Flying from St. Louis to Michigan in March is currently the most expensive (average of $305). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to MI?

Find hourly flight availability from St. Louis to Michigan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

When flying from St. Louis to Michigan, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from St. Louis to Michigan

Explore weekly flight availability from St. Louis to Michigan. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 22, 2025.

The most flights from STL to USMI are scheduled on a Monday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

Rainfall in Michigan by month

Plan your trip to Michigan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Michigan ranges from 1.8 - 3.1 inches per month. August is typically the wettest month, when rainfall can reach 3.1 in. January is typically the driest time to visit Michigan when rainfall is around 1.8 in.

Temperature in Michigan by month

Plan your trip to Michigan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Michigan, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Michigan

Get insights into the airlines that provide service to Michigan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Michigan. Reviews last updated February 22, 2025.
To help decide which airline to fly from St. Louis to Michigan, see what other customers have to say about Southwest, Alaska Airlines and Delta. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,396 reviews

Overall

8.1

Comfort

8.1

Boarding

8.2

Crew

8.7

Food

7.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,396 reviews
Southwest
8.1
Very good
4,396 reviews

Overall

8.1

Comfort

8.1

Boarding

8.2

Crew

8.7

Food

7.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,396 reviews

Overall

8.1

Comfort

8.1

Boarding

8.2

Crew

8.7

Food

7.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,213 reviews
Southwest
8.1
Very good
4,396 reviews

Overall

8.1

Comfort

8.1

Boarding

8.2

Crew

8.7

Food

7.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,759 reviews
Southwest
8.1
Very good
4,396 reviews

Overall

8.1

Comfort

8.1

Boarding

8.2

Crew

8.7

Food

7.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,396 reviews

Overall

8.1

Comfort

8.1

Boarding

8.2

Crew

8.7

Food

7.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Michigan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Michigan?

    For a flight from St. Louis to Michigan, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city.

  • What are the cheapest airlines to fly from St. Louis to Michigan one-way?

    The cheapest airlines for a one-way flight from St. Louis to Michigan are Southern / Mokulele ($56), Southwest ($59), and United Airlines ($59).

  • What are the most popular routes from St. Louis to Michigan?

    The most popular route from St. Louis to Michigan is Lambert-St Louis - Chicago O'Hare Intl. You may also consider Lambert-St Louis - Detroit Metropolitan Wayne County or Lambert-St Louis - Chicago Midway.

  • What are the most reliable airlines from St. Louis to Michigan?

    Consider SkyWest Airlines (97%), KLM (93%) or WestJet (90%) when booking your flight. These represent the most reliable airlines when flying from St. Louis to Michigan.

  • What are the cheapest flights from St. Louis to Michigan?

    The cheapest flight price from St. Louis to Michigan is $98. On average you can expect to pay $485. The most popular route, (Lambert-St Louis - Chicago O'Hare Intl), can usually be booked for $117.

  • Can I find deals for flights from St. Louis to Michigan that include hotel bookings?

    Yes. In addition to deals on St. Louis to Michigan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Michigan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Michigan.

  • Can I find deals for business class flights from St. Louis to Michigan?

    Yes. Cheapflights offers flight deals from St. Louis to Michigan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Michigan?

    Currently, April is the cheapest month in which you can book a flight from St. Louis to Michigan (average of $257). Flying from St. Louis to Michigan in March is currently the most expensive (average of $305). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Michigan

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Las Vegas flights
St. Louis to Las Vegas flights
St. Louis to Seattle flights
Kansas City to Seattle flights
Kansas City to Sky Harbor Intl flights
Kansas City to O'Hare Intl flights
Kansas City to Los Angeles flights
St. Louis to Miami flights
St. Louis to Orlando flights
St. Louis to Sky Harbor Intl flights
Kansas City to LaGuardia flights
St. Louis to Newark flights
St. Louis to LaGuardia flights
Kansas City to John F Kennedy Intl flights
St. Louis to Denver flights
Kansas City to Denver flights
Kansas City to Dallas/Fort Worth flights
Kansas City to Hobby flights
St. Louis to Atlanta flights
Kansas City to Newark flights
Kansas City to Orlando flights
Kansas City to Miami flights
St. Louis to Los Angeles flights
Kansas City to Boston flights
St. Louis to George Bush Intcntl flights
St. Louis to Dulles Intl flights
St. Louis to Hobby flights
Kansas City to Atlanta flights
Kansas City to Dulles Intl flights
St. Louis to John F Kennedy Intl flights
Kansas City to George Bush Intcntl flights
St. Louis to Fort Lauderdale flights
St. Louis to Boston flights
Kansas City to San Diego flights
Kansas City to San Francisco flights
St. Louis to Dallas/Fort Worth flights
St. Louis to Tampa flights
Kansas City to Fort Lauderdale flights
Kansas City to Tampa flights
St. Louis to San Francisco flights
St. Louis to Honolulu flights
St. Louis to Reagan-National flights
Kansas City to Portland flights
St. Louis to New Orleans flights
St. Louis to O'Hare Intl flights
Kansas City to Reagan-National flights
St. Louis to Baltimore flights
Kansas City to Baltimore flights
St. Louis to Fort Myers flights
Kansas City to Ontario flights

Top 5 airlines flying from St. Louis to Michigan

Discover the top 5 airlines that operate flights from St. Louis to Michigan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$140Average$209FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$201Average$374FlexibilityNo cancel feeOn-time71%
DeltaCheapest$207Average$377FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$236Average$341FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$246Average$384FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.