Guanacaste (LIR) to Montreal (YUL) flights
2 airlines fly nonstop from Guanacaste (LIR) to Montreal (YUL): Air Canada and Air Transat. The two airports are 2,507 miles (4,035 km) apart. Air Canada is in Star Alliance. There are also 19 ways to fly it with one stop, through Dulles, Miami and Fort Lauderdale and more.
Airlines flying nonstop from LIR to YUL
- Air CanadaStar Alliance · bookable with 12 programsWho books it
- Air TransatNot in an alliance
Book LIR to YUL with points
Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.
- Air Canada AeroplanBooks Air Canada
- Air New Zealand AirpointsBooks Air Canada
- ANA Mileage ClubBooks Air Canada
- Avianca LifeMilesBooks Air Canada
- Emirates SkywardsBooks Air Canada
- EVA Air Infinity MileageLandsBooks Air Canada
- Lufthansa Miles & MoreBooks Air Canada
- Singapore Airlines KrisFlyerBooks Air Canada
- TAP Miles&GoBooks Air Canada
- Thai Royal Orchid PlusBooks Air Canada
- Turkish Airlines Miles&SmilesBooks Air Canada
- United MileagePlusBooks Air Canada
LIR to YUL with one stop
19 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Dulles (IAD)United Airlines the whole way
- Via Miami (MIA)American Airlines the whole way
- Via Fort Lauderdale (FLL)JetBlue Airways, then Air Canada and Porter Airlines
- Via Philadelphia (PHL)American Airlines the whole way
- Via New York (EWR)United Airlines the whole way
- Via Charlotte (CLT)American Airlines the whole way
- Via Ottawa (YOW)Porter Airlines, then Air Canada, Air Transat and 1 morePP
- Via Atlanta (ATL)Delta Air Lines the whole way
- Via Boston (BOS)JetBlue Airways and Delta Air Lines, then Air Canada and Porter Airlines
- Via San Jose (SJO)SANSA, then Air Canada and Air TransatRZ
- Via Toronto (YYZ)Air Canada, Air Transat and 2 more the whole way+1
+2 - Via Nashville (BNA)Southwest Airlines, then Air Canada
- Via Detroit (DTW)Delta Air Lines the whole way
- Via Chicago (ORD)United Airlines and American Airlines the whole way
- Via Houston (IAH)United Airlines, then Air Canada
LIR to YUL: common questions
Which airlines fly nonstop from LIR to YUL?
Air Canada (Star Alliance) and Air Transat fly nonstop from Guanacaste (LIR) to Montreal (YUL).
How far is Guanacaste from Montreal by plane?
Guanacaste (LIR) and Montreal (YUL) are 2,507 miles (4,035 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book LIR to YUL award flights?
12 programs can book at least one of the nonstop airlines: Air Canada Aeroplan, Air New Zealand Airpoints, ANA Mileage Club, Avianca LifeMiles, Emirates Skywards, EVA Air Infinity MileageLands, Lufthansa Miles & More, Singapore Airlines KrisFlyer and 4 more. Which flights each can book depends on its partners, so check the airline before you transfer points.
How many miles does LIR to YUL cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for LIR to YUL with taxes and fees.
Where can I connect between Guanacaste and Montreal?
The most direct connections are through Dulles (IAD), Miami (MIA), Fort Lauderdale (FLL), Philadelphia (PHL) and New York (EWR). On 11 of them the same airline flies both flights, for example United Airlines through Dulles.
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.