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ALN to YSL: distance & flight time
Alton/St Louis (St Louis Regional Airport) → St Leonard (St Leonard Airport)
1,253 mi
2,016 km · 1,089 nm
3h 11m
estimated nonstop flight time
—
time difference · heading northeast
See live ALN→YSL fares Phone-only fares on this route — call free
Flight time details
1,253 miles nonstop takes roughly 3h 11m gate to gate, flying northeast. 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
- ALN — St Louis Regional Airport · Alton/St Louis, United States
- YSL — St Leonard Airport · St Leonard, Canada
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 ALN
- STL · St Louis Lambert International Airport20 mi away
- BLV · Scott AFB/Midamerica Airport26 mi away
- SUS · Spirit of St Louis Airport36 mi away
- SPI · Abraham Lincoln Capital Airport69 mi away
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
Frequently asked questions
How far is ALN from YSL?
The flight distance from Alton/St Louis (ALN) to St Leonard (YSL) is 1,253 miles (2,016 km, 1,089 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALN to YSL?
A nonstop flight takes about 3h 11m 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 ALN to YSL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALN–YSL that never appear on search engines, with no booking fees.