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YSL to MCS: distance & flight time
St Leonard (St Leonard Airport) → Monte Caseros (Monte Caseros Airport)
5,387 mi
8,670 km · 4,682 nm
11h 2m
estimated nonstop flight time
—
time difference · heading south
See live YSL→MCS fares Phone-only fares on this route — call free
Flight time details
5,387 miles nonstop takes roughly 11h 2m gate to gate, flying south. 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
- YSL — St Leonard Airport · St Leonard, Canada
- MCS — Monte Caseros Airport · Monte Caseros, Argentina
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 YSL
- CAR · Caribou Municipal Airport22 mi away
- WFK · Northern Aroostook Regional Airport24 mi away
- PQI · Northern Maine Regional Airport at Presque Isle34 mi away
- HUL · Houlton International Airport71 mi away
Near MCS
- UZU · Curuzu Cuatia Airport40 mi away
- URG · Rubem Berta Airport49 mi away
- AOL · Paso De Los Libres Airport50 mi away
- ATI · Artigas International Airport68 mi away
Frequently asked questions
How far is YSL from MCS?
The flight distance from St Leonard (YSL) to Monte Caseros (MCS) is 5,387 miles (8,670 km, 4,682 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSL to MCS?
A nonstop flight takes about 11h 2m 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 YSL to MCS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSL–MCS that never appear on search engines, with no booking fees.