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Liberia

$175+ 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LIR
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheap 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 diciembre 12, 2025.

This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/186:00 amSTL - LIR
1 stop8h 30mDelta
mar. 12/232:05 pmLIR - STL
1 stop7h 38mDelta
Deal found 12/10$361
This American Airlines deal was found by Cheapflights users on 12/10. 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.
mié. 12/106:00 pmSTL - LIR
2 stops19h 50mAmerican Airlines
dom. 12/143:20 pmLIR - STL
1 stop8h 39mAmerican Airlines
Deal found 12/10$390
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/236:00 amSTL - LIR
1 stop12h 37mUnited Airlines
vie. 12/262:20 pmLIR - STL
1 stop7h 35mUnited Airlines
Deal found 12/11$417
This Delta deal was found by Cheapflights users on 12/11. 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.
vie. 12/196:00 amSTL - LIR
1 stop6h 40mDelta
jue. 12/253:05 pmLIR - STL
1 stop8h 33mDelta
Deal found 12/11$440
This United Airlines deal was found by Cheapflights users on 12/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/136:42 pmSTL - LIR
2 stops23h 55mUnited Airlines
mié. 12/172:20 pmLIR - STL
1 stop7h 38mUnited Airlines
Deal found 12/9$465
This Delta deal was found by Cheapflights users on 12/11. 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.
mié. 12/176:00 amSTL - LIR
1 stop6h 40mDelta
mié. 12/242:05 pmLIR - STL
1 stop9h 33mDelta
Deal found 12/11$493
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/171:00 pmSTL - LIR
1 stop25h 40mUnited Airlines
vie. 12/268:35 amLIR - STL
1 stop13h 20mUnited Airlines
Deal found 12/11$508
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/171:00 pmSTL - LIR
1 stop25h 40mUnited Airlines
jue. 12/258:35 amLIR - STL
2 stops14h 08mUnited Airlines
Deal found 12/11$512

Find 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 diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$323
(American Airlines)

One-way from

$175
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$779
Provider with most accurate pricing for Lambert-St Louis-Liberia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Liberia flights.
Search Deals
From Lambert-St Louis to Liberia
Search Deals
One-way flight from Lambert-St Louis to Liberia
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 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 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 diciembre 12, 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

vie. 2/27

6:00 am-6:37 pm

1 stop12h 37m

Liberia

jue. 3/5

2:01 pm-10:59 pm

1 stop8h 58m

$351

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

vie. 2/6

5:50 am-2:20 pm

1 stop8h 30m

Liberia

mar. 2/10

3:13 pm-9:08 am

1 stop17h 55m

$351

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

sáb. 3/7

6:56 pm-1:19 pm

2 stops18h 23m

Liberia

lun. 3/16

1:40 pm-1:46 pm

1 stop23h 06m

$362

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

dom. 1/25

6:30 am-6:37 pm

2 stops12h 07m

Liberia

dom. 2/1

8:35 am-10:00 pm

1 stop13h 25m

$379

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

mar. 2/24

5:05 am-12:10 pm

1 stop7h 05m

Liberia

dom. 3/1

1:20 pm-8:32 am

2 stops19h 12m

$388

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

vie. 2/27

6:00 am-1:24 pm

1 stop7h 24m

Liberia

jue. 3/5

1:20 pm-8:32 am

2 stops19h 12m

$393

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

lun. 5/4

5:34 am-1:04 pm

1 stop8h 30m

Liberia

mié. 5/13

1:00 pm-9:35 pm

1 stop7h 35m

$397

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

vie. 2/20

6:45 pm-1:10 pm

2 stops18h 25m

$175

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

vie. 12/19

6:00 am-12:40 pm

1 stop6h 40m

$180

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

jue. 1/15

4:05 pm-2:45 pm

1 stop22h 40m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 17 results
1
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Compare providers for flights from St. Louis to Liberia

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 St. Louis to Liberia in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Liberia flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Liberia flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Liberia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Liberia flights, Cheapflights users trust eDreams the most. eDreams 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 St. Louis-Liberia 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 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 December 5, 2025.

To ensure you get the cheapest price possible for a flight from St. Louis to Liberia, you should look to book at least 16 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, September is the cheapest month in which you can book a flight from St. Louis to Liberia (average of $294). Flying from St. Louis to Liberia in June is currently the most expensive (average of $408). 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 diciembre 12, 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
7.9
Good
4,253 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

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
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

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
8,008 reviews
Southwest
7.9
Good
4,253 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

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
United Airlines
7.4
Good
9,095 reviews
Southwest
7.9
Good
4,253 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

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
11,050 reviews
Southwest
7.9
Good
4,253 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

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 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 8h 30m. United Airlines provides one of the quickest options available for as low as $351. 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 $241. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $319 and $334, respectively. Delta is priced at 56% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $131. Users have also found prices from $158 and $182 on United Airlines and American Airlines, respectively.

  • 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, September is the cheapest month in which you can book a flight from St. Louis to Liberia (average of $294). Flying from St. Louis to Liberia in June is currently the most expensive (average of $408). 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.
St. Louis to San José flights
Kansas City to San José flights
Kansas City to Liberia flights
Springfield to San José flights
Columbia to Liberia 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 diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$294Average$521FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$319Average$560FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$334Average$580FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$425Average$665FlexibilityNo cancel feeOn-time63%

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