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IAH to YSL: distance & flight time
Houston (George Bush Intercontinental Houston Airport) → St Leonard (St Leonard Airport)
1,884 mi
3,033 km · 1,637 nm
4h 10m
estimated nonstop flight time
—
time difference · heading northeast
See live IAH→YSL fares Phone-only fares on this route — call free
Flight time details
1,884 miles nonstop takes roughly 4h 10m 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
- IAH — George Bush Intercontinental Houston Airport · Houston, 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 IAH
- DWH · David Wayne Hooks Memorial Airport14 mi away
- IWS · West Houston Airport23 mi away
- AAP · Andrau Airpark23 mi away
- HOU · William P Hobby Airport24 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 IAH from YSL?
The flight distance from Houston (IAH) to St Leonard (YSL) is 1,884 miles (3,033 km, 1,637 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAH to YSL?
A nonstop flight takes about 4h 10m 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 IAH to YSL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAH–YSL that never appear on search engines, with no booking fees.