St. Louis (STL) to Liberia (LIR) cheap flight deal from $124 USD in economy class – flightdeals.net

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United Airlines

UAUnited Airlines

One Way•Economy

Lambert-Saint Louis International Airport

St. Louis, United States

Daniel Oduber Quirós International Airport

Liberia, Costa Rica

$213 USD

-42%$124 USD

Verified Sep 20, 2025 at 3:49 PM

September 2025

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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20$351 21$351 22$351 23$351 24$351 25$351 26$351 27$192 28$172 29$172 30$172 1$172 2$197 3$192 4$144 5$162

Extremely Rare Availability

4% of dates checked are available within 10% of the lowest price

Thursday, September 18th, 2025

No flight details available for this date.