United States to Costa Rica · 2,628 miles (4,230 km)

Los Angeles (LAX) to Guanacaste (LIR) flights

2 airlines fly nonstop from Los Angeles (LAX) to Guanacaste (LIR): Alaska Airlines and United Airlines. The two airports are 2,628 miles (4,230 km) apart. Alaska Airlines is in oneworld and United Airlines is in Star Alliance. There are also 25 ways to fly it with one stop, through San Jose, Houston and Houston and more.

Airlines flying nonstop from LAX to LIR

  • Alaska Airlines logo
    Alaska Airlinesoneworld · bookable with 9 programsWho books it
  • United Airlines logo
    United AirlinesStar Alliance · bookable with 13 programsWho books it

Book LAX to LIR with points

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

LAX to LIR with one stop

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

  • Via San Jose (SJO)Alaska Airlines, Delta Air Lines and 1 more, then SANSA and Edelweiss Air
    Alaska Airlines logo
    Delta Air Lines logo
    United Airlines logo
    RZ
    Edelweiss Air logo
  • Via Houston (HOU)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Houston (IAH)United Airlines the whole way
    American Airlines logo
    United Airlines logo
    Delta Air Lines logo
    +1
    United Airlines logo
  • Via Dallas (DFW)American Airlines the whole way
    American Airlines logo
    Delta Air Lines logo
    Frontier Airlines logo
    American Airlines logo
  • Via Denver (DEN)United Airlines and Southwest Airlines the whole way
    American Airlines logo
    Delta Air Lines logo
    Frontier Airlines logo
    +2
    United Airlines logo
    Southwest Airlines logo
  • Via San Francisco (SFO)Alaska Airlines and United Airlines the whole way
    American Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
    +3
    United Airlines logo
    Alaska Airlines logo
  • Via Miami (MIA)American Airlines the whole way
    American Airlines logo
    Delta Air Lines logo
    American Airlines logo
  • Via Fort Lauderdale (FLL)JetBlue Airways the whole way
    JetBlue Airways logo
    Delta Air Lines logo
    United Airlines logo
    JetBlue Airways 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
    Delta Air Lines logo
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Charlotte (CLT)American Airlines the whole way
    American Airlines logo
    American Airlines logo
  • Via Chicago (ORD)American Airlines and United Airlines the whole way
    American Airlines logo
    United Airlines logo
    Frontier Airlines logo
    +1
    United Airlines logo
    American Airlines logo
  • Via Minneapolis (MSP)Delta Air Lines and Sun Country Airlines the whole way
    Delta Air Lines logo
    Sun Country Airlines logo
    Delta Air Lines logo
    Sun Country Airlines logo
  • Via Detroit (DTW)Delta Air Lines the whole way
    Delta Air Lines logo
    Frontier Airlines logo
    Delta Air Lines logo
  • Via Seattle (SEA)Alaska Airlines the whole way
    American Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
    +2
    Alaska Airlines logo
See all 25 in Routes

LAX to LIR: common questions

Which airlines fly nonstop from LAX to LIR?

Alaska Airlines (oneworld) and United Airlines (Star Alliance) fly nonstop from Los Angeles (LAX) to Guanacaste (LIR).

How far is Los Angeles from Guanacaste by plane?

Los Angeles (LAX) and Guanacaste (LIR) are 2,628 miles (4,230 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

Which points programs can book LAX to LIR award flights?

22 programs can book at least one of the nonstop airlines: Air Canada Aeroplan, Air New Zealand Airpoints, Alaska Atmos Rewards, American AAdvantage, ANA Mileage Club, Avianca LifeMiles, British Airways Club, Cathay Pacific Asia Miles and 14 more. Which flights each can book depends on its partners, so check the airline before you transfer points.

How many miles does LAX 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 LAX to LIR with taxes and fees.

Where can I connect between Los Angeles and Guanacaste?

The most direct connections are through San Jose (SJO), Houston (HOU), Houston (IAH), Dallas (DFW) and Denver (DEN). On 24 of them the same airline flies both flights, for example Southwest Airlines through Houston.

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.