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STL to YSJ: distance & flight time
St. Louis (St Louis Lambert International Airport) → St. John (Saint John Airport)
1,329 mi
2,140 km · 1,155 nm
3h 21m
estimated nonstop flight time
+2h
time difference · heading northeast
See live STL→YSJ fares Phone-only fares on this route — call free
Flight time details
1,329 miles nonstop takes roughly 3h 21m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- STL — St Louis Lambert International Airport · St. Louis, United States
- YSJ — Saint John Airport · St. John, 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 STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
Near YSJ
- YFC · Fredericton Airport49 mi away
- YZX · CFB Greenwood53 mi away
- YDG · Digby / Annapolis Regional Airport53 mi away
- YQM · Greater Moncton International Airport80 mi away
Frequently asked questions
How far is STL from YSJ?
The flight distance from St. Louis (STL) to St. John (YSJ) is 1,329 miles (2,140 km, 1,155 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STL to YSJ?
A nonstop flight takes about 3h 21m 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 time difference between St. Louis and St. John?
St. John is 2 hours ahead of St. Louis.
What is the cheapest way to fly from STL to YSJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STL–YSJ that never appear on search engines, with no booking fees.