HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Saint Paul

$64+ Cheap flights from St. Louis (STL) to Saint Paul, MN

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MSP
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Saint Paul 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.

Cheapflights Tip: The best prices from Lambert-St Louis to Saint Paul are usually found in August or February, booked 27 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from St. Louis to Saint Paul

Cheapest flights from St. Louis to Saint Paul
Explore the most affordable flight options available from St. Louis to Saint Paul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This American Airlines deal was found by Cheapflights users on 12/14. 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 12/314:53 pmSTL - MSP
1 stop15h 29mAmerican Airlines
Wed 1/711:40 amMSP - STL
1 stop7h 49mAmerican Airlines
Deal found 12/14$269
This Southwest deal was found by Cheapflights users on 12/14. 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.
Wed 12/318:15 pmSTL - MSP
Nonstop1h 30mSouthwest
Wed 1/72:30 pmMSP - STL
1 stop7h 15mSouthwest
Deal found 12/14$286
This Delta deal was found by Cheapflights users on 12/13. 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.
Tue 12/307:06 pmSTL - MSP
Nonstop1h 46mDelta
Mon 1/59:51 pmMSP - STL
Nonstop1h 32mDelta
Deal found 12/13$332
This Trip.com deal was found by Cheapflights users on 12/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:43 pmSTL - MSP
1 stop22h 56mFrontier
Sun 12/217:34 pmMSP - STL
1 stop14h 28mFrontier
Deal found 12/13$345
This Southwest deal was found by Cheapflights users on 12/13. 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.
Tue 12/305:40 amSTL - MSP
1 stop3h 40mSouthwest
Sun 1/45:15 amMSP - STL
Nonstop1h 50mSouthwest
Deal found 12/13$370
This Delta deal was found by Cheapflights users on 12/13. 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 12/316:29 amSTL - MSP
1 stop6h 57mDelta
Sat 1/38:38 pmMSP - STL
Nonstop1h 38mDelta
Deal found 12/13$371
This Southwest deal was found by Cheapflights users on 12/13. 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 12/2910:10 amSTL - MSP
Nonstop1h 30mSouthwest
Sat 1/32:45 pmMSP - STL
2 stops9h 30mSouthwest
Deal found 12/13$375
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
Wed 12/317:43 pmSTL - MSP
1 stop22h 56mFrontier
Sun 1/46:45 amMSP - STL
1 stop27h 17mFrontier
Deal found 12/13$379

Find flight deals from St. Louis to Saint Paul

Keep the following information in mind while searching for St. Louis to Saint Paul flight deals. Data was last updated December 15, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$146
(Kiwi.com)

One-way from

$64
(Expedia)

Popular in

December

Cheapest in

August

Average price

$365
Provider with most accurate pricing for Lambert-St Louis-Minneapolis St Paul flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Minneapolis St Paul flights.
Search Deals
From Lambert-St Louis to Saint Paul
Search Deals
One-way flight from Lambert-St Louis to Saint Paul
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Saint Paul 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 December 15, 2025.
Use the filters below to find and compare flights from St. Louis to Saint Paul that are best for you.

Fly from

St. Louis

Fly to

Saint Paul

Route

Depart

Return

Price

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Thu 1/8

11:23 am-1:11 pm

Nonstop1h 48m

Minneapolis St Paul

Mon 1/12

9:51 pm-11:25 pm

Nonstop1h 34m

$171

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Thu 2/19

6:10 am-7:46 am

Nonstop1h 36m

Minneapolis St Paul

Mon 2/23

9:51 pm-11:23 pm

Nonstop1h 32m

$171

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Wed 1/14

6:10 am-7:46 am

Nonstop1h 36m

Minneapolis St Paul

Mon 1/19

1:07 pm-2:38 pm

Nonstop1h 31m

$171

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Thu 1/29

6:10 am-7:46 am

Nonstop1h 36m

Minneapolis St Paul

Mon 2/2

1:07 pm-2:38 pm

Nonstop1h 31m

$171

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Sat 2/14

11:23 am-1:10 pm

Nonstop1h 47m

Minneapolis St Paul

Wed 2/18

9:51 pm-11:23 pm

Nonstop1h 32m

$171

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Thu 1/22

2:35 pm-9:40 pm

1 stop7h 05m

Minneapolis St Paul

Mon 1/26

3:45 pm-9:00 pm

1 stop5h 15m

$191

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Thu 2/19

7:50 am-3:40 pm

2 stops7h 50m

Minneapolis St Paul

Mon 2/23

3:20 pm-9:45 pm

1 stop6h 25m

$196

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Thu 1/8

2:35 pm-9:40 pm

1 stop7h 05m

Minneapolis St Paul

Thu 1/15

5:50 am-2:10 pm

2 stops8h 20m

$196

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Sat 1/24

8:50 am-4:00 pm

2 stops7h 10m

Minneapolis St Paul

Wed 1/28

11:00 am-6:45 pm

2 stops7h 45m

$201

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Thu 1/29

10:01 pm-11:57 pm

2 stops25h 56m

Minneapolis St Paul

Mon 2/2

6:45 am-12:50 pm

1 stop6h 05m

$215

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Showing 1-10 of 20 results
1
2

Best time to book a flight from St. Louis to Saint Paul

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

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Saint Paul. Price data was last updated on December 12, 2025.

The best time to book flights from St. Louis to Saint Paul is 27 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from St. Louis to Saint Paul (average of $57). Flying from St. Louis to Saint Paul in December is currently the most expensive (average of $238). 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 SA1?

Find hourly flight availability from St. Louis to Saint Paul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

It’s optimal to fly from St. Louis to Saint Paul in the evening. By choosing this option you can save up to 37% on the cost of your flight, compared to a flight in the afternoon.

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

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

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

Weekly flight availability from St. Louis to Saint Paul

Explore weekly flight availability from St. Louis to Saint Paul. 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 December 15, 2025.

The most flights from STL to SA1 are scheduled on a Thursday (16 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Saint Paul

Get insights into the airlines that provide service to Saint Paul. 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 Saint Paul. Reviews last updated December 15, 2025.
Read through reviews of airlines operating flights from St. Louis to Saint Paul, such as Southwest, Delta, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,250 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,010 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,048 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Sun Country Air
6.9
Okay
333 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Saint Paul. 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 Saint Paul?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Saint Paul. 4 airlines have flights from Lambert-St Louis to Saint Paul on a regular basis. Booking flights from Lambert-St Louis to Saint Paul should not be difficult; the airport handles an average of 13 outbound flights to Saint Paul per day.

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

    The Lambert-St Louis to Saint Paul flight path was viewed by 17 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from St. Louis to Saint Paul?

    For as low as $171, Delta can have you in Saint Paul from St. Louis in 1h 48m. The distance from St. Louis to Saint Paul is about 448 mi. Generally, flights for this route are nonstop.

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

    For one-way options, check prices for Sun Country Air. According to our data, you can fly for as low as $59. Users have also found prices from $77 and $85 on Frontier and American Airlines, respectively.

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

    No one likes to see their flight delayed. When booking a flight from St. Louis to Saint Paul consider choosing SkyWest Airlines (100%), Sun Country Air (100%) or Korean Air (92%) as they are the most reliable in getting you off to your destination on time.

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

    Looking at all options, your cheapest flight can be booked for $133. While the most popular route (Lambert-St Louis - Minneapolis St Paul) can be booked for $171 on average, our data indicates $576 when flying from St. Louis to Saint Paul.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from St. Louis to Saint Paul (average of $57). Flying from St. Louis to Saint Paul in December is currently the most expensive (average of $238). 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.

Top 4 airlines flying from St. Louis to Saint Paul

Discover the top 4 airlines that operate flights from St. Louis to Saint Paul. 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$57Average$118FlexibilityNo cancel feeOn-time83%
DeltaCheapest$164Average$352FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$217Average$300FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$238Average$420FlexibilityNo cancel feeOn-time71%

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.