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Medellín

$323+ Cheap flights from St. Louis (STL) to Medellín

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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MDE
Jun 23 — Jun 301
Tue 6/23
Tue 6/30
1 adult, Economy
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Cheap flight deals from St. Louis to Medellín

Cheapest flights from St. Louis to Medellín
Explore the most affordable flight options available from St. Louis to Medellín. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 24, 2026.

This American Airlines deal was found by Cheapflights users on 5/24. 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 9/111:35 am
STL
-
MDE
1 stop12h 10m
American Airlines
Tue 9/156:00 am
MDE
-
STL
1 stop15h 49m
American Airlines
Deal found 5/24$620
This United Airlines deal was found by Cheapflights users on 5/20. 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.
Wed 11/411:00 am
STL
-
MDE
1 stop10h 05m
United Airlines
Mon 11/910:45 am
MDE
-
STL
1 stop12h 21m
United Airlines
Deal found 5/20$644
This CheapOair deal was found by Cheapflights users on 5/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/44:15 pm
STL
-
MDE
2 stops20h 50m
Multiple Airlines
Sun 11/812:40 pm
MDE
-
STL
2 stops27h 50m
Multiple Airlines
Deal found 5/20$650
This United Airlines deal was found by Cheapflights users on 5/20. 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.
Wed 9/1611:15 am
STL
-
MDE
1 stop9h 55m
United Airlines
Sun 9/209:45 am
MDE
-
STL
1 stop12h 45m
United Airlines
Deal found 5/20$654
This United Airlines deal was found by Cheapflights users on 5/19. 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.
Fri 8/288:00 am
STL
-
MDE
2 stops13h 10m
United Airlines
Tue 9/19:45 am
MDE
-
STL
2 stops26h 17m
United Airlines
Deal found 5/19$659
This American Airlines deal was found by Cheapflights users on 5/20. 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.
Wed 11/45:21 am
STL
-
MDE
1 stop17h 18m
American Airlines
Sat 11/71:30 am
MDE
-
STL
1 stop22h 02m
American Airlines
Deal found 5/20$668
This United Airlines deal was found by Cheapflights users on 5/20. 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.
Wed 6/245:29 pm
STL
-
MDE
2 stops27h 41m
United Airlines
Sat 7/119:45 am
MDE
-
STL
1 stop13h 00m
United Airlines
Deal found 5/20$684
This United Airlines deal was found by Cheapflights users on 5/19. 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.
Sat 9/2611:10 am
STL
-
MDE
1 stop10h 00m
United Airlines
Tue 9/299:45 am
MDE
-
STL
1 stop12h 45m
United Airlines
Deal found 5/19$691
This American Airlines deal was found by Cheapflights users on 5/22. 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 8/411:00 am
STL
-
MDE
1 stop9h 16m
American Airlines
Fri 8/712:30 am
MDE
-
STL
1 stop10h 15m
American Airlines
Deal found 5/22$703

Find flight deals from St. Louis to Medellín

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Medellín (CO1). 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 24, 2026.

Round-trip from

$620
(American Airlines)

One-way from

$323
(Travelocity)

Popular in

April

Cheapest in

September

Average price

$939
From Lambert-St Louis to Medellín
Search Deals
One-way flight from Lambert-St Louis to Medellín
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($109 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Medellín 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 24, 2026.
Use the filters below to find and compare flights from St. Louis to Medellín that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Wed 6/24

5:29 pm-9:10 pm

2 stops27h 41m

Medellín Jose Maria Cordova Intl

Sat 7/11

9:45 am-10:45 pm

1 stop13h 00m

$684
Quickest round-trip

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Tue 8/4

11:00 am-8:16 pm

1 stop9h 16m

Medellín Jose Maria Cordova Intl

Fri 8/7

12:30 am-10:45 am

1 stop10h 15m

$703

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Thu 6/18

6:00 am-9:10 pm

2 stops39h 10m

Medellín Jose Maria Cordova Intl

Wed 6/24

9:45 am-10:07 am

1 stop24h 22m

$712

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Wed 6/24

11:15 am-11:50 pm

1 stop12h 35m

Medellín Jose Maria Cordova Intl

Sat 7/11

6:00 am-5:49 pm

1 stop11h 49m

$745

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Sat 7/11

6:34 am-3:45 pm

1 stop9h 11m

Medellín Jose Maria Cordova Intl

Wed 7/15

6:20 pm-8:57 am

2 stops38h 37m

$753

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Sat 7/11

5:18 am-11:48 pm

1 stop18h 30m

Medellín Jose Maria Cordova Intl

Wed 7/15

1:50 pm-10:54 pm

1 stop9h 04m

$754

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Thu 7/30

6:14 am-9:10 pm

1 stop14h 56m

Medellín Jose Maria Cordova Intl

Mon 8/3

9:45 am-12:11 pm

2 stops26h 26m

$760

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Sat 6/20

7:05 pm-9:10 pm

2 stops26h 05m

Medellín Jose Maria Cordova Intl

Sat 6/27

9:45 am-12:11 pm

2 stops26h 26m

$808
Cheapest one-way

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Tue 6/2

2:15 pm-1:10 pm

2 stops22h 55m

$323
Quickest one-way

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Tue 6/2

11:10 am-9:10 pm

1 stop10h 00m

$444

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/22

Sorted by cheapest first

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

Have a flexible travel schedule? Discover the best time to fly to Medellín 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 Medellín

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

Currently, July is the cheapest month in which you can book a flight from St. Louis to Medellín (average of $178). Flying from St. Louis to Medellín in June is currently the most expensive (average of $955). 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.

How much does it cost to fly round-trip from St. Louis to Medellín?

Reviews of airlines servicing Medellín

Get insights into the airlines that provide service to Medellín. 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 Medellín. Reviews last updated May 24, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from St. Louis to Medellín by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,749 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,749 reviews
United Airlines
7.4
Good
9,749 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
American Airlines
7.1
Good
11,631 reviews
United Airlines
7.4
Good
9,749 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

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

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Medellín. You should not have trouble finding flights to Medellín from Lambert-St Louis; the airport handles an average of 0 outbound flights to Medellín per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the St. Louis airport to Medellín. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

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

    United Airlines and American Airlines can get you from St. Louis to Medellín in just under 9h 16m. Your travel time can differ by up to 18h 25m. The distance between St. Louis and Medellín is about 2436 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from St. Louis to Medellín round-trip?

    American Airlines, at $589, was found to be the cheapest airline from St. Louis to Medellín. An alternate airline flying to your destination would be United Airlines. These flights start at 26% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from St. Louis to Medellín (average of $178). Flying from St. Louis to Medellín in June is currently the most expensive (average of $955). 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

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Top 2 airlines flying from St. Louis to Medellín

Discover the top 2 airlines that operate flights from St. Louis to Medellín. 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 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$589Average$787FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$615Average$655FlexibilityNo cancel feeOn-time69%

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