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YSM to SEN: distance & flight time
Fort Smith (Fort Smith Airport) → Southend (Southend Airport)
3,871 mi
6,229 km · 3,363 nm
8h 3m
estimated nonstop flight time
+7h
time difference · heading northeast
See live YSM→SEN fares Phone-only fares on this route — call free
Flight time details
3,871 miles nonstop takes roughly 8h 3m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- YSM — Fort Smith Airport · Fort Smith, Canada
- SEN — Southend Airport · Southend, United Kingdom
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 YSM
- YPY · Fort Chipewyan Airport92 mi away
- YFR · Fort Resolution Airport99 mi away
- YBE · Uranium City Airport125 mi away
- YHY · Hay River / Merlyn Carter Airport142 mi away
Near SEN
- LGW · London Gatwick Airport48 mi away
- LHR · London Heathrow Airport50 mi away
- RCS · Rochester Airport17 mi away
- LCY · London City Airport28 mi away
Frequently asked questions
How far is YSM from SEN?
The flight distance from Fort Smith (YSM) to Southend (SEN) is 3,871 miles (6,229 km, 3,363 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSM to SEN?
A nonstop flight takes about 8h 3m 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 Fort Smith and Southend?
Southend is 7 hours ahead of Fort Smith.
What is the cheapest way to fly from YSM to SEN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSM–SEN that never appear on search engines, with no booking fees.