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ISP to LGA: distance & flight time
Islip (Long Island Mac Arthur Airport) → New York (La Guardia Airport)
40 mi
65 km · 35 nm
34m
estimated nonstop flight time
Same time
time difference · heading west
See live ISP→LGA fares Phone-only fares on this route — call free
Flight time details
40 miles nonstop takes roughly 34m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- ISP — Long Island Mac Arthur Airport · Islip, United States
- LGA — La Guardia Airport · New York, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near ISP
- JFK · John F Kennedy International Airport37 mi away
- LGA · La Guardia Airport40 mi away
- EWR · Newark Liberty International Airport56 mi away
- FRG · Republic Airport17 mi away
Near LGA
Frequently asked questions
How far is ISP from LGA?
The flight distance from Islip (ISP) to New York (LGA) is 40 miles (65 km, 35 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISP to LGA?
A nonstop flight takes about 34m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from ISP to LGA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISP–LGA that never appear on search engines, with no booking fees.