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SKF to YSM: distance & flight time
San Antonio (Lackland Air Force Base) → Fort Smith (Fort Smith Airport)
2,207 mi
3,552 km · 1,918 nm
4h 48m
estimated nonstop flight time
-1h
time difference · heading north
See live SKF→YSM fares Phone-only fares on this route — call free
Flight time details
2,207 miles nonstop takes roughly 4h 48m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- SKF — Lackland Air Force Base · San Antonio, United States
- YSM — Fort Smith Airport · Fort Smith, 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 SKF
- SSF · Stinson Municipal Airport7 mi away
- SAT · San Antonio International Airport12 mi away
- RND · Randolph Air Force Base21 mi away
- AUS · Austin Bergstrom International Airport78 mi away
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
Frequently asked questions
How far is SKF from YSM?
The flight distance from San Antonio (SKF) to Fort Smith (YSM) is 2,207 miles (3,552 km, 1,918 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SKF to YSM?
A nonstop flight takes about 4h 48m 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 San Antonio and Fort Smith?
Fort Smith is 1 hour behind San Antonio.
What is the cheapest way to fly from SKF to YSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SKF–YSM that never appear on search engines, with no booking fees.