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SEP to YSJ: distance & flight time
Stephenville (Stephenville Clark Regional Airport) → St. John (Saint John Airport)
1,943 mi
3,127 km · 1,688 nm
4h 17m
estimated nonstop flight time
+2h
time difference · heading northeast
See live SEP→YSJ fares Phone-only fares on this route — call free
Flight time details
1,943 miles nonstop takes roughly 4h 17m 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
- SEP — Stephenville Clark Regional Airport · Stephenville, 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 SEP
- MWL · Mineral Wells Airport40 mi away
- DFW · Dallas Fort Worth International Airport81 mi away
- BKD · Stephens County Airport54 mi away
- FWH · NAS Fort Worth JRB/Carswell Field57 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 SEP from YSJ?
The flight distance from Stephenville (SEP) to St. John (YSJ) is 1,943 miles (3,127 km, 1,688 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEP to YSJ?
A nonstop flight takes about 4h 17m 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 Stephenville and St. John?
St. John is 2 hours ahead of Stephenville.
What is the cheapest way to fly from SEP to YSJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEP–YSJ that never appear on search engines, with no booking fees.