United States to Costa Rica · 2,119 miles (3,410 km)

Philadelphia (PHL) to Guanacaste (LIR) flights

One airline flies nonstop from Philadelphia (PHL) to Guanacaste (LIR): American Airlines. The two airports are 2,119 miles (3,410 km) apart. American Airlines is in oneworld. There are also 16 ways to fly it with one stop, through Miami, Fort Lauderdale and Baltimore and more.

Airlines flying nonstop from PHL to LIR

  • American Airlines logo
    American Airlinesoneworld · bookable with 9 programsWho books it

Book PHL to LIR with points

Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.

PHL to LIR with one stop

16 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.

  • Via Miami (MIA)American Airlines the whole way
    American Airlines logo
    Frontier Airlines logo
    American Airlines logo
  • Via Fort Lauderdale (FLL)JetBlue Airways the whole way
    American Airlines logo
    JetBlue Airways logo
    Frontier Airlines logo
    JetBlue Airways logo
  • Via Baltimore (BWI)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Dulles (IAD)United Airlines the whole way
    United Airlines logo
    United Airlines logo
  • Via Charlotte (CLT)American Airlines the whole way
    American Airlines logo
    Frontier Airlines logo
    American Airlines logo
  • Via Atlanta (ATL)Delta Air Lines the whole way
    American Airlines logo
    Delta Air Lines logo
    Frontier Airlines logo
    Delta Air Lines logo
  • Via Nashville (BNA)Southwest Airlines the whole way
    American Airlines logo
    Frontier Airlines logo
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Detroit (DTW)Delta Air Lines the whole way
    American Airlines logo
    Delta Air Lines logo
    Frontier Airlines logo
    Delta Air Lines logo
  • Via Boston (BOS)JetBlue Airways and Delta Air Lines the whole way
    American Airlines logo
    JetBlue Airways logo
    Delta Air Lines logo
    JetBlue Airways logo
    Delta Air Lines logo
  • Via Toronto (YYZ)Air Canada the whole way
    American Airlines logo
    Air Canada logo
    Air Canada logo
    Air Transat logo
    WestJet logo
    +1
  • Via Houston (IAH)United Airlines the whole way
    American Airlines logo
    United Airlines logo
    United Airlines logo
  • Via Chicago (ORD)American Airlines and United Airlines the whole way
    American Airlines logo
    United Airlines logo
    Frontier Airlines logo
    United Airlines logo
    American Airlines logo
  • Via Montreal (YUL)Air Canada the whole way
    American Airlines logo
    Air Canada logo
    Air Canada logo
    Air Transat logo
  • Via Dallas (DFW)American Airlines the whole way
    American Airlines logo
    Frontier Airlines logo
    American Airlines logo
  • Via Minneapolis (MSP)Delta Air Lines and Sun Country Airlines the whole way
    American Airlines logo
    Delta Air Lines logo
    Sun Country Airlines logo
    Delta Air Lines logo
    Sun Country Airlines logo
See all 16 in Routes

PHL to LIR: common questions

Which airlines fly nonstop from PHL to LIR?

American Airlines (oneworld) flies nonstop from Philadelphia (PHL) to Guanacaste (LIR).

How far is Philadelphia from Guanacaste by plane?

Philadelphia (PHL) and Guanacaste (LIR) are 2,119 miles (3,410 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

Which points programs can book PHL to LIR award flights?

9 programs can book at least one of the nonstop airlines: Alaska Atmos Rewards, American AAdvantage, British Airways Club, Cathay Pacific Asia Miles, Finnair Plus, Iberia Club, JAL Mileage Bank, Qantas Frequent Flyer and 1 more. Which flights each can book depends on its partners, so check the airline before you transfer points.

How many miles does PHL to LIR cost?

It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for PHL to LIR with taxes and fees.

Where can I connect between Philadelphia and Guanacaste?

The most direct connections are through Miami (MIA), Fort Lauderdale (FLL), Baltimore (BWI), Dulles (IAD) and Charlotte (CLT). On 16 of them the same airline flies both flights, for example American Airlines through Miami.

More routes

Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.