$320+ Cheap flights from Montgomery, AL to St. Louis (MGM - STL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
MGM — STL
May 16 — May 231
1 adult, Economy
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Find cheap flights from Montgomery to St. Louis 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 Montgomery to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Montgomery (MGM) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 11, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $320 (Delta) |
Popular in | June |
Cheapest in | August |
Average price | $571 |
Find flight deals from Montgomery to St. Louis
Cheapest flights from Montgomery to St. LouisExplore the most affordable flight options available from Montgomery to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 11, 2025.
Explore the most affordable flight options available from Montgomery to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 11, 2025.
This Delta deal was found by Cheapflights users on 5/11. 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.
Wed 6/116:00 amMGM - STL
1 stop6h 35mDelta
Tue 6/179:28 amSTL - MGM
1 stop4h 41mDelta
Deal found 5/11![Delta logo]()
$320
This American Airlines deal was found by Cheapflights users on 5/11. 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.
Wed 6/115:25 amMGM - STL
2 stops8h 12mAmerican Airlines
Tue 6/175:37 amSTL - MGM
1 stop5h 34mAmerican Airlines
Deal found 5/11![American Airlines logo]()
$326
Cheapflights Fare Finder
Customize your flight search to find flights from Montgomery 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 May 11, 2025.
Use the filters below to find and compare flights from Montgomery to St. Louis that are best for you.
Fly from
Montgomery
Fly to
St. Louis
Route
Depart
Return
Price
MontgomerySt. Louis
MGM - STL
MGMSTL
Montgomery Dannelly Field
Wed 6/11
6:00 am-12:35 pm
1 stop6h 35m
Lambert-St Louis
Tue 6/17
9:28 am-2:09 pm
1 stop4h 41m
$320
MontgomerySt. Louis
MGM - STL
MGMSTL
Montgomery Dannelly Field
Wed 6/11
5:25 am-1:37 pm
2 stops8h 12m
Lambert-St Louis
Tue 6/17
5:37 am-11:11 am
1 stop5h 34m
$326
Compare providers for flights from Montgomery to St. Louis
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Montgomery to St. Louis in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Montgomery, Alabama-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Montgomery, Alabama-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Montgomery, Alabama-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Montgomery, Alabama-St. Louis flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Montgomery, Alabama-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Montgomery to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Montgomery 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 Montgomery to St. Louis
What is the cheapest month to book a flight from Montgomery, Alabama to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Montgomery, Alabama to St. Louis (average of $311). Flying from Montgomery, Alabama 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.
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 May 11, 2025.
Food
7.3
Boarding
8.2
Comfort
7.9
Entertainment
7.9
Overall
8.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Food
7.3
Boarding
8.2
Comfort
7.9
Entertainment
7.9
Overall
8.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Food
7.3
Boarding
8.2
Comfort
7.9
Entertainment
7.9
Overall
8.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Related info for your journey
Find useful and relevant information for your journey from Montgomery to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Montgomery?
Book flights to Montgomery if you plan to visit one of these locationsFenton
Maryland Heights
Fairview Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington
O'Fallon
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Alternative routes for Montgomery to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from Montgomery to St. Louis
Discover the top 2 airlines that operate flights from Montgomery 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 May 11, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$250 | Average$339 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$300 | Average$459 | FlexibilityNo cancel fee | On-timeN/A |