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$106+ Cheap flights from Saint Paul, MN 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
MSP — STL
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheapflights Tip: The best prices from Saint Paul to Lambert-St Louis are usually found in July or June, booked 90 days in advance, depart on a Friday or Saturday and return on a Friday

Cheap flight deals from Saint Paul to St. Louis

Keep the following information in mind while searching for Saint Paul to St. Louis flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$128
(Sun Country Air)

One-way from

$106
(Mytrip)

Popular in

December

Cheapest in

July

Average price

$299
Provider with most accurate pricing for Minneapolis St Paul-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Minneapolis St Paul-Lambert-St Louis flights.
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From Saint Paul to Lambert-St Louis
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One-way flight from Saint Paul to Lambert-St Louis
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Highest demand for flights based on searches. 10% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Saint Paul to St. Louis

Cheapest flights from Saint Paul to St. Louis
Explore the most affordable flight options available from Saint Paul to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Sun Country Air deal was found by Cheapflights users on 3/28. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/29:54 amMSP - STL
Nonstop1h 37mSun Country Air
Sun 5/48:00 amSTL - MSP
Nonstop1h 40mSun Country Air
Deal found 3/28$128
This Mytrip deal was found by Cheapflights users on 3/27. 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.
Sat 4/269:45 amMSP - STL
Nonstop1h 37mMultiple Airlines
Sat 5/38:15 pmSTL - MSP
1 stop28h 13mMultiple Airlines
Deal found 3/27$149
This Frontier deal was found by Cheapflights users on 3/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/182:42 pmMSP - STL
1 stop9h 04mFrontier
Sun 4/2012:41 pmSTL - MSP
1 stop10h 47mFrontier
Deal found 3/28$158
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Thu 4/175:38 amMSP - STL
1 stop9h 15mAmerican Airlines
Thu 4/2410:17 amSTL - MSP
1 stop7h 29mAmerican Airlines
Deal found 3/27$183
This Delta deal was found by Cheapflights users on 3/27. 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 4/219:59 pmMSP - STL
Nonstop1h 35mDelta
Wed 4/3011:15 amSTL - MSP
Nonstop1h 37mDelta
Deal found 3/27$245
This Southwest deal was found by Cheapflights users on 3/26. 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.
Fri 5/234:40 pmMSP - STL
Nonstop1h 30mSouthwest
Mon 5/2610:10 amSTL - MSP
Nonstop1h 30mSouthwest
Deal found 3/26$254
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Thu 4/248:00 amMSP - STL
1 stop7h 47mUnited Airlines
Wed 4/301:12 pmSTL - MSP
1 stop10h 13mUnited Airlines
Deal found 3/27$303

Cheapflights Fare Finder

Customize your flight search to find flights from Saint Paul 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 March 28, 2025.
Use the filters below to find and compare flights from Saint Paul to St. Louis that are best for you.

Fly from

Saint Paul

Fly to

St. Louis

Route

Depart

Return

Price

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Fri 5/2

9:54 am-11:31 am

Nonstop1h 37m

Lambert-St Louis

Sun 5/4

8:00 am-9:40 am

Nonstop1h 40m

$128

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Sat 4/26

9:45 am-11:22 am

Nonstop1h 37m

Lambert-St Louis

Sat 5/3

8:15 pm-12:28 am

1 stop28h 13m

$149

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Fri 4/18

2:42 pm-11:46 pm

1 stop9h 04m

Lambert-St Louis

Sun 4/20

12:41 pm-11:28 pm

1 stop10h 47m

$158

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Thu 4/17

5:38 am-2:53 pm

1 stop9h 15m

Lambert-St Louis

Thu 4/24

10:17 am-5:46 pm

1 stop7h 29m

$183

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Mon 4/21

9:59 pm-11:34 pm

Nonstop1h 35m

Lambert-St Louis

Thu 5/1

6:00 am-7:39 am

Nonstop1h 39m

$245

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Fri 5/23

4:40 pm-6:10 pm

Nonstop1h 30m

Lambert-St Louis

Mon 5/26

10:10 am-11:40 am

Nonstop1h 30m

$254

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Thu 4/24

8:00 am-3:47 pm

1 stop7h 47m

Lambert-St Louis

Wed 4/30

1:12 pm-11:25 pm

1 stop10h 13m

$303

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Sun 4/27

8:22 pm-10:01 am

1 stop13h 39m

$106

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Tue 4/29

6:00 am-5:15 pm

2 stops11h 15m

$118

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Wed 5/28

3:30 pm-5:00 pm

Nonstop1h 30m

$123

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 14 results
1
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Best time to book a flight from Saint Paul to St. Louis

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

How far ahead should I book a flight from Saint Paul to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Saint Paul to St. Louis. Price data was last updated on March 21, 2025.

To ensure you get the cheapest price possible for a flight from Saint Paul to St. Louis, you should look to book at least 90 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Saint Paul to St. Louis (average of $311). Flying from Saint Paul 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 SA1 to STL?

Find hourly flight availability from Saint Paul 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 March 28, 2025.

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

What is the cheapest day to fly from Saint Paul to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Saint Paul to St. Louis. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Saint Paul to St. Louis flight should consider departing on Saturday afternoons when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 March 28, 2025.
Read through reviews of airlines operating flights from Saint Paul to St. Louis, such as Southwest, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,897 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Sun Country Air
6.9
Okay
348 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Saint Paul 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 Saint Paul?

    Located just 12.7 mi from the city center, Lambert-St Louis is the airport most travelers will use when flying to St. Louis from Saint Paul. Booking flights from Saint Paul to Lambert-St Louis (STL) should be relatively easy as there are 9 daily inbound flights from Saint Paul from 6 different airlines.

  • How popular is this Saint Paul to St. Louis flight route?

    Flights from Saint Paul to Lambert-St Louis have been viewed 29 times in the past calendar month.

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

    One-way options have recently been found by users for as low as $106 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $118 and Delta from $123 one-way.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Saint Paul to St. Louis on time: Sun Country Air (100%), SkyWest Airlines (92%), WestJet (89%).

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

    Looking at all options, your cheapest flight can be booked for $79. While the most popular route (Minneapolis St Paul - Lambert-St Louis) can be booked for $118 on average our data indicates $249 when flying from Saint Paul to St. Louis.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Saint Paul 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 Saint Paul to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Saint Paul to St. Louis (average of $311). Flying from Saint Paul 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 Saint Paul?

Book flights to Saint Paul if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington
Chesterfield

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Top 6 airlines flying from Saint Paul to St. Louis

Discover the top 6 airlines that operate flights from Saint Paul 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$58Average$118FlexibilityNo cancel feeOn-time83%
FrontierCheapest$108Average$150FlexibilityNo cancel feeOn-time62%
DeltaCheapest$166Average$298FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$204Average$291FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$207Average$337FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$238Average$346FlexibilityNo cancel feeOn-time69%
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