United States to Costa Rica Β· 2,948 miles (4,744 km)

San Francisco (SFO) to Guanacaste (LIR) flights

Alaska Atmos Rewards logo
12,500 milesCheapest economy award, one way, with Alaska Atmos Rewards

An economy award from San Francisco (SFO) to Guanacaste (LIR) starts at 12,500 miles one way with Alaska Atmos Rewards on Alaska Airlines, plus taxes and fees from $5.60. Finnair Plus charges the same. 2 airlines fly nonstop from San Francisco (SFO) to Guanacaste (LIR): Alaska Airlines and United Airlines. The two airports are 2,948 miles (4,744 km) apart. Alaska Airlines is in oneworld and United Airlines is in Star Alliance. There are also 24 ways to fly it with one stop, through Los Angeles, Houston and San Jose and more.

How many miles SFO to LIR costs

Economy, one way, on the nonstop flights, from the Award Flight Pricer's award charts. Ranges run off-peak to peak; "from" is the floor of a dynamic price.

ProgramEconomyTaxes and fees
Alaska Atmos RewardsOn Alaska Airlines12,500$5.60
Finnair PlusOn Alaska Airlines12,500$5.60
Iberia ClubOn Alaska Airlines13,000$5.60
Qatar Airways Privilege ClubOn Alaska Airlines16,000$5.60
Air Canada AeroplanOn United Airlines17,500$71.61–80.61
American AAdvantageOn Alaska Airlines17,500$5.60
Avianca LifeMilesOn United Airlines17,500$54
British Airways ClubOn Alaska Airlines20,000$5.60
Starlux (COSMILE)On Alaska Airlines20,000$38.60
Singapore Airlines KrisFlyerOn United Airlines20,500$5.60
Emirates SkywardsOn United Airlines22,000$5.60–355.60
JAL Mileage BankOn Alaska Airlines23,000$5.60

Business and first class prices, and 7 more programs, are in the Award Flight Pricer. Chart prices need award space on your date, so search it before you transfer points.

Compare every program in the Award Flight Pricer

Airlines flying nonstop from SFO to LIR

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

Book SFO to LIR with points

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

SFO to LIR with one stop

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

  • Via Los Angeles (LAX)Alaska Airlines and United Airlines the whole way
    American Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
    +3
    Alaska Airlines logo
    United Airlines logo
  • Via Houston (IAH)United Airlines the whole way
    United Airlines logo
    United Airlines logo
  • Via San Jose (SJO)United Airlines, then SANSA and Edelweiss Air
    United Airlines logo
    RZ
    Edelweiss Air logo
  • Via Dallas (DFW)American Airlines the whole way
    American Airlines logo
    United Airlines logo
    Frontier Airlines logo
    American Airlines logo
  • Via Denver (DEN)United Airlines and Southwest Airlines the whole way
    Frontier Airlines logo
    United Airlines logo
    Southwest Airlines logo
    United Airlines logo
    Southwest Airlines logo
  • Via Miami (MIA)American Airlines the whole way
    American Airlines logo
    United Airlines logo
    American Airlines logo
  • Via Fort Lauderdale (FLL)JetBlue Airways the whole way
    JetBlue Airways logo
    United Airlines logo
    JetBlue Airways logo
  • Via Atlanta (ATL)Delta Air Lines the whole way
    Delta Air Lines logo
    Frontier Airlines logo
    United Airlines logo
    Delta Air Lines logo
  • Via Nashville (BNA)Southwest Airlines the whole way
    United Airlines logo
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Minneapolis (MSP)Delta Air Lines and Sun Country Airlines the whole way
    Delta Air Lines logo
    Sun Country Airlines logo
    United Airlines logo
    Delta Air Lines logo
    Sun Country Airlines logo
  • Via Seattle (SEA)Alaska Airlines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    United Airlines logo
    Alaska Airlines logo
  • Via Chicago (ORD)American Airlines and United Airlines the whole way
    American Airlines logo
    United Airlines logo
    Aer Lingus logo
    United Airlines logo
    American Airlines logo
  • Via Charlotte (CLT)American Airlines the whole way
    American Airlines logo
    American Airlines logo
  • Via Vancouver (YVR)Air Canada the whole way
    Air Canada logo
    United Airlines logo
    Flair Airlines logo
    WestJet logo
    Air Canada logo
  • Via Calgary (YYC)WestJet the whole way
    United Airlines logo
    WestJet logo
    WestJet logo
See all 24 in Routes

SFO to LIR: common questions

How many miles does SFO to LIR cost?

In economy it starts at 12,500 miles one way with Alaska Atmos Rewards on Alaska Airlines, plus taxes and fees from $5.60. Next cheapest: Finnair Plus (12,500), Iberia Club (13,000) and Qatar Airways Privilege Club (16,000). These are award chart prices from the Award Flight Pricer. Programs that price dynamically can cost more on busy dates, so check yours before you transfer points. Business and first class prices are in the pricer too.

Which airlines fly nonstop from SFO to LIR?

Alaska Airlines (oneworld) and United Airlines (Star Alliance) fly nonstop from San Francisco (SFO) to Guanacaste (LIR).

How far is San Francisco from Guanacaste by plane?

San Francisco (SFO) and Guanacaste (LIR) are 2,948 miles (4,744 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

Which points programs can book SFO 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.

Where can I connect between San Francisco and Guanacaste?

The most direct connections are through Los Angeles (LAX), Houston (IAH), San Jose (SJO), Dallas (DFW) and Denver (DEN). On 23 of them the same airline flies both flights, for example Alaska Airlines through Los Angeles.

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.