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Liberia

$246+ Cheap flights from St. Louis (STL) to Liberia (LIR)

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 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LIR
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from St. Louis to Liberia

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Liberia (LIR). 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 September 11, 2025.

Round-trip from

$312
(American Airlines)

One-way from

$246
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$314
From Lambert-St Louis to Liberia
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One-way flight from Lambert-St Louis to Liberia
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Highest demand for flights based on searches. 11% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from St. Louis to Liberia

Cheapest flights from St. Louis to Liberia
Explore the most affordable flight options available from St. Louis to Liberia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 9/297:16 amSTL - LIR
1 stop6h 46mAmerican Airlines
Fri 10/312:49 pmLIR - STL
1 stop10h 10mAmerican Airlines
Deal found 9/10$315
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 11/27:00 amSTL - LIR
1 stop7h 07mAmerican Airlines
Sat 11/82:37 pmLIR - STL
1 stop9h 19mAmerican Airlines
Deal found 9/10$335
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 11/14:34 pmSTL - LIR
2 stops22h 33mAmerican Airlines
Sat 11/81:21 pmLIR - STL
2 stops19h 06mAmerican Airlines
Deal found 9/10$339
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 9/202:11 pmSTL - LIR
2 stops22h 38mAmerican Airlines
Wed 9/2412:49 pmLIR - STL
2 stops22h 08mAmerican Airlines
Deal found 9/10$349
This United Airlines deal was found by Cheapflights users on 9/10. 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 11/286:15 amSTL - LIR
1 stop6h 55mUnited Airlines
Fri 12/58:35 amLIR - STL
2 stops14h 10mUnited Airlines
Deal found 9/10$351
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 11/296:45 pmSTL - LIR
2 stops19h 28mAmerican Airlines
Fri 12/53:28 pmLIR - STL
1 stop8h 31mAmerican Airlines
Deal found 9/10$360
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Mon 9/155:18 amSTL - LIR
1 stop8h 44mAmerican Airlines
Mon 9/2212:49 pmLIR - STL
2 stops19h 27mAmerican Airlines
Deal found 9/9$369
This American Airlines deal was found by Cheapflights users on 9/10. 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 9/165:28 amSTL - LIR
1 stop7h 21mAmerican Airlines
Mon 9/2212:49 pmLIR - STL
1 stop10h 10mAmerican Airlines
Deal found 9/10$395

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Liberia 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 September 11, 2025.
Use the filters below to find and compare flights from St. Louis to Liberia that are best for you.

Fly from

St. Louis

Fly to

Liberia

Route

Depart

Return

Price

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Mon 9/29

7:16 am-1:02 pm

1 stop6h 46m

Liberia

Fri 10/3

12:49 pm-11:59 pm

1 stop10h 10m

$315

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Tue 3/3

6:00 am-2:30 pm

1 stop8h 30m

Liberia

Thu 3/5

3:55 pm-11:40 pm

1 stop7h 45m

$315

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Thu 11/6

6:45 pm-2:13 pm

2 stops19h 28m

Liberia

Thu 11/13

1:21 pm-10:27 pm

1 stop9h 06m

$339

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Sat 12/6

7:36 pm-2:19 pm

2 stops18h 43m

Liberia

Sat 12/13

1:25 pm-8:11 am

2 stops18h 46m

$339

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Sat 11/1

5:09 pm-2:13 pm

2 stops22h 04m

Liberia

Sat 11/8

1:21 pm-8:27 am

2 stops19h 06m

$339

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Mon 12/22

6:44 pm-12:24 pm

2 stops17h 40m

$246

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Sun 12/21

6:00 pm-10:44 am

1 stop16h 44m

$442

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Fri 12/19

6:35 pm-12:12 pm

2 stops17h 37m

$447

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Fri 12/19

6:00 am-6:37 pm

1 stop12h 37m

$545

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Fri 12/19

7:40 am-2:15 pm

1 stop6h 35m

$602

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Liberia. Price data was last updated on August 29, 2025.

To ensure you get the cheapest price possible for a flight from St. Louis to Liberia, you should look to book at least 2 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 St. Louis to Liberia?

Currently, October is the cheapest month in which you can book a flight from St. Louis to Liberia (average of $496). Flying from St. Louis to Liberia in March is currently the most expensive (average of $710). 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.

Reviews of airlines servicing Liberia

Get insights into the airlines that provide service to Liberia. 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 Liberia. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from St. Louis to Liberia to help guide your decision. 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
4,248 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Liberia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    A quick flight from St. Louis to Liberia can take about 6h 46m. American Airlines provides one of the quickest options available for as low as $315. Airlines will cover a distance of 1967 mi. This flight may include one or multiple stops.

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

    Flying on Delta is currently your cheapest option to Liberia, with prices starting at $294. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $354 and $390, respectively. Delta is priced at 47% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from St. Louis to Liberia (average of $496). Flying from St. Louis to Liberia in March is currently the most expensive (average of $710). 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 Liberia?

Book flights to Liberia if you plan to visit one of these locations
Culebra

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Alternative routes for St. Louis to Liberia

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to San José flights
St. Louis to San José flights
Kansas City to Liberia flights
Columbia to Liberia flights
Springfield to San José flights

Top 4 airlines flying from St. Louis to Liberia

Discover the top 4 airlines that operate flights from St. Louis to Liberia. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$294Average$535FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$354Average$557FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$390Average$608FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$495Average$665FlexibilityNo cancel feeOn-time63%

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