Cheap flights from Northern Plains starting at €109

View €109 flight on Sun, 14 Dec 2025Opens in a new window

Popular airlines

  • Avianca

    Avianca

  • Copa

    Copa

  • American Airlines

    American Airlines

  • United

    United

  • Air Canada

    Air Canada

  • Aeromexico

    Aeromexico

  • Delta

    Delta

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 15% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Northern Plains

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

SANSA
Sat, 6 Sep - Sat, 13 Sep
LIR
Liberia
SJO
San José
€257 Return, found 1 day ago
€257
Return
found 1 day ago
Select SANSA flight, departing Sat, 6 Sep from Liberia to San José, returning Sat, 13 Sep, priced at €257 found 1 day ago
SANSA
Sat, 6 Sep - Sat, 13 Sep
LIR
Liberia
SJO
San José
€260 Return, found 1 day ago
€260
Return
found 1 day ago
Select SANSA flight, departing Sat, 6 Sep from Liberia to San José, returning Sat, 13 Sep, priced at €260 found 1 day ago
SANSA
Sat, 6 Sep - Sat, 13 Sep
LIR
Liberia
SJO
San José
€261 Return, found 1 day ago
€261
Return
found 1 day ago
Select SANSA flight, departing Sat, 6 Sep from Liberia to San José, returning Sat, 13 Sep, priced at €261 found 1 day ago
World Ticket Ltd
Sat, 6 Sep - Sat, 13 Sep
LIR
Liberia
SJO
San José
€278 Return, found 1 day ago
€278
Return
found 1 day ago
Select World Ticket Ltd flight, departing Sat, 6 Sep from Liberia to San José, returning Sat, 13 Sep, priced at €278 found 1 day ago
World Ticket Ltd
Sat, 6 Sep - Sat, 13 Sep
LIR
Liberia
SJO
San José
€283 Return, found 1 day ago
€283
Return
found 1 day ago
Select World Ticket Ltd flight, departing Sat, 6 Sep from Liberia to San José, returning Sat, 13 Sep, priced at €283 found 1 day ago
SANSA
Sat, 6 Sep - Sat, 13 Sep
LIR
Liberia
SJO
San José
€285 Return, found 1 day ago
€285
Return
found 1 day ago
Select SANSA flight, departing Sat, 6 Sep from Liberia to San José, returning Sat, 13 Sep, priced at €285 found 1 day ago
American Airlines
Tue, 2 Sep - Sat, 6 Sep
LIR
Liberia
LAX
Los Angeles
€797 Return, found 4 days ago
€797
Return
found 4 days ago
Select American Airlines flight, departing Tue, 2 Sep from Liberia to Los Angeles, returning Sat, 6 Sep, priced at €797 found 4 days ago
American Airlines
Tue, 2 Sep - Sat, 6 Sep
LIR
Liberia
LAX
Los Angeles
€813 Return, found 4 days ago
€813
Return
found 4 days ago
Select American Airlines flight, departing Tue, 2 Sep from Liberia to Los Angeles, returning Sat, 6 Sep, priced at €813 found 4 days ago
United
Tue, 2 Sep - Sat, 6 Sep
LIR
Liberia
LAX
Los Angeles
€874 Return, found 4 days ago
€874
Return
found 4 days ago
Select United flight, departing Tue, 2 Sep from Liberia to Los Angeles, returning Sat, 6 Sep, priced at €874 found 4 days ago
Alaska Airlines
Tue, 2 Sep - Sat, 6 Sep
LIR
Liberia
LAX
Los Angeles
€1,115 Return, found 4 days ago
€1,115
Return
found 4 days ago
Select Alaska Airlines flight, departing Tue, 2 Sep from Liberia to Los Angeles, returning Sat, 6 Sep, priced at €1,115 found 4 days ago

Flights from Northern Plains: Essential Travel Information

Cheapest flight from Northern Plains
€257 (roundtrip)
Best airlines to fly from Northern Plains
United, SANSA, JetBlue Airways, WestJet, Air Transat, World Ticket Ltd, American Airlines, Alaska Airlines
Cheapest month to fly from Northern Plains
September
Northern Plains IATA code
LIR
Northern Plains Country/State
Costa Rica
Airline ticket deals from Northern Plains
€257 - €1,115

 

*Available to Expedia members.