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St. Louis

$58+ Cheap flights from Michigan to St. Louis (STL)

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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — STL
may. 5 — may. 121
lun. 5/5
lun. 5/12
1 adult, Economy
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Cheap flight deals from Michigan to St. Louis

Keep the following information in mind while searching for Michigan to St. Louis flight deals. Data was last updated abril 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$140
(CheapOair)

One-way from

$58
(FlightHub)

Popular in

September

Cheapest in

June

Average price

$320

Good round-trip deal

$259 or less

Good one-way deal

$152 or less
Provider with most accurate pricing for Detroit (DTT)-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Detroit (DTT)-Lambert-St Louis flights.
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From Michigan to Lambert-St Louis
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One-way flight from Michigan to Lambert-St Louis
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Highest demand for flights based on searches. 7% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Michigan to Lambert-St Louis.
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Price to beat on a one-way flight from Michigan to Lambert-St Louis.
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Find flight deals from Michigan to St. Louis

Cheapest flights from Michigan to St. Louis
Explore the most affordable flight options available from Michigan to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 30, 2025.

This CheapOair deal was found by Cheapflights users on 4/29. 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.
jue. 5/228:25 amORD - STL
1 stop11h 45mSouthern / Mokulele
dom. 5/2512:15 pmSTL - ORD
1 stop19h 25mSouthern / Mokulele
Deal found 4/29$140
This Flightnetwork deal was found by Cheapflights users on 4/29. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/146:20 amMDW - STL
1 stop7h 47mFrontier
sáb. 6/212:52 pmSTL - MDW
1 stop7h 36mFrontier
Deal found 4/29$163
This Frontier deal was found by Cheapflights users on 4/29. 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.
sáb. 6/145:01 amORD - STL
1 stop9h 06mFrontier
sáb. 6/212:52 pmSTL - ORD
1 stop9h 22mFrontier
Deal found 4/29$164
This Orbitz deal was found by Cheapflights users on 4/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/104:15 pmORD - STL
1 stop7h 51mMultiple Airlines
lun. 5/121:00 pmSTL - ORD
1 stop3h 32mMultiple Airlines
Deal found 4/28$190
This Booking.com deal was found by Cheapflights users on 4/29. 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.
jue. 5/298:15 pmGRR - STL
1 stop13h 54mFrontier
mié. 6/48:11 pmSTL - GRR
1 stop22h 43mFrontier
Deal found 4/29$191
This Southwest deal was found by Cheapflights users on 4/28. 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.
mar. 6/247:00 amDTW - STL
Nonstop1h 35mSouthwest
vie. 6/274:40 pmSTL - DTW
2 stops7h 25mSouthwest
Deal found 4/28$214
This Delta deal was found by Cheapflights users on 4/28. 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.
mar. 5/204:10 pmDTW - STL
Nonstop1h 37mDelta
dom. 5/256:45 amSTL - DTW
Nonstop1h 32mDelta
Deal found 4/28$217
This Southwest deal was found by Cheapflights users on 4/28. 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.
mié. 5/215:40 pmMDW - STL
Nonstop1h 15mSouthwest
mar. 5/278:05 pmSTL - MDW
Nonstop1h 05mSouthwest
Deal found 4/28$217
This American Airlines deal was found by Cheapflights users on 4/29. 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.
mar. 5/201:59 pmORD - STL
Nonstop1h 22mAmerican Airlines
sáb. 5/245:00 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Deal found 4/29$217
This American Airlines deal was found by Cheapflights users on 4/29. 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.
mar. 5/203:35 pmDTW - STL
1 stop6h 51mAmerican Airlines
sáb. 5/246:47 pmSTL - DTW
1 stop4h 24mAmerican Airlines
Deal found 4/29$218
This Delta deal was found by Cheapflights users on 4/29. 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.
mar. 5/277:30 amSBN - STL
1 stop4h 17mDelta
mar. 6/32:15 pmSTL - SBN
1 stop5h 40mDelta
Deal found 4/29$219
This Booking.com deal was found by Cheapflights users on 4/29. 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.
jue. 5/82:28 pmDTW - STL
1 stop19h 41mFrontier
sáb. 5/105:45 pmSTL - DTW
1 stop14h 07mFrontier
Deal found 4/29$220

Cheapflights Fare Finder

Customize your flight search to find flights from Michigan to St. Louis 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 abril 30, 2025.
Use the filters below to find and compare flights from Michigan to St. Louis that are best for you.

Fly from

Michigan

Fly to

St. Louis

Route

Depart

Return

Price

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

jue. 5/22

8:25 am-8:10 pm

1 stop11h 45m

Lambert-St Louis

dom. 5/25

12:15 pm-7:40 am

1 stop19h 25m

$140

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

sáb. 6/14

5:01 am-2:07 pm

1 stop9h 06m

Lambert-St Louis

sáb. 6/21

2:52 pm-12:14 am

1 stop9h 22m

$164

ChicagoSt. Louis

MDW - STL

MDWSTL

Chicago Midway

dom. 6/29

6:20 am-1:40 pm

1 stop7h 20m

Lambert-St Louis

sáb. 7/5

2:52 pm-10:35 pm

1 stop7h 43m

$182

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

sáb. 5/10

4:15 pm-12:06 am

1 stop7h 51m

Lambert-St Louis

lun. 5/12

1:00 pm-4:32 pm

1 stop3h 32m

$190

Grand RapidsSt. Louis

GRR - STL

GRRSTL

Grand Rapids Gerald R. Ford Intl

jue. 5/29

8:15 pm-9:09 am

1 stop13h 54m

Lambert-St Louis

mié. 6/4

8:11 pm-7:54 pm

1 stop22h 43m

$191

DetroitSt. Louis

DTW - STL

DTWSTL

Detroit Metropolitan Wayne County

mar. 6/24

7:00 am-7:35 am

Nonstop1h 35m

Lambert-St Louis

vie. 6/27

4:40 pm-1:05 am

2 stops7h 25m

$214

DetroitSt. Louis

DTW - STL

DTWSTL

Detroit Metropolitan Wayne County

mar. 5/20

4:10 pm-4:47 pm

Nonstop1h 37m

Lambert-St Louis

sáb. 5/24

6:45 am-9:17 am

Nonstop1h 32m

$217

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

mar. 5/20

1:59 pm-3:21 pm

Nonstop1h 22m

Lambert-St Louis

sáb. 5/24

5:00 am-6:19 am

Nonstop1h 19m

$217

ChicagoSt. Louis

MDW - STL

MDWSTL

Chicago Midway

mié. 5/21

5:40 pm-6:55 pm

Nonstop1h 15m

Lambert-St Louis

mar. 5/27

8:05 pm-9:10 pm

Nonstop1h 05m

$217

DetroitSt. Louis

DTW - STL

DTWSTL

Detroit Metropolitan Wayne County

mar. 5/20

3:35 pm-9:26 pm

1 stop6h 51m

Lambert-St Louis

sáb. 5/24

6:47 pm-12:11 am

1 stop4h 24m

$218

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 60 results
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Best time to book a flight from Michigan to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Michigan 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.

Cheapflights Insights

Everything you need to know about your flight from Michigan to St. Louis

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

Currently, August is the cheapest month in which you can book a flight from Michigan to St. Louis (average of $311). Flying from Michigan to St. Louis in March is currently the most expensive (average of $356). 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 MI to STL?

Find hourly flight availability from Michigan to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Michigan to St. Louis as you normally would.

Weekly flight availability from Michigan to St. Louis

Explore weekly flight availability from Michigan to St. Louis. 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 abril 30, 2025.

The most flights from USMI to STL are scheduled on a Monday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in St. Louis by month

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

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

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

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated abril 30, 2025.
See what other customers who have flown with Southwest, Delta and United Airlines from Michigan to St. Louis have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,295 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,295 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,929 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Michigan to St. Louis. 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 into for flights to St. Louis from Michigan?

    For a flight from Michigan to St. Louis, you will be flying into 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 Michigan to St. Louis one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $58. However, be on the lookout for offers from Southern / Mokulele and Frontier, as they are both options that can get you from Michigan to St. Louis for a low price.

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

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

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

    No one likes to see their flight delayed. When booking a flight from Michigan to St. Louis consider choosing Aeromexico (91%), SkyWest Airlines (90%) or Southwest (89%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from Michigan to St. Louis? While on average our users pay $280, our data indicates the cheapest price to be $99. The most popular route (Chicago O'Hare Intl - Lambert-St Louis), is priced around $140.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Michigan to St. Louis 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 Michigan to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Michigan to St. Louis (average of $311). Flying from Michigan to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near Michigan?

Book flights to Michigan if you plan to visit one of these locations
Fenton
Maryland Heights
Fairview Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington
O'Fallon

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Alternative routes for Michigan to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Michigan to St. Louis

Discover the top 5 airlines that operate flights from Michigan to St. Louis. 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 abril 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$124Average$200FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$179Average$348FlexibilityNo cancel feeOn-time71%
DeltaCheapest$216Average$317FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$231Average$309FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$231Average$388FlexibilityNo cancel feeOn-time69%

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