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YSM to SAT: distance & flight time
Fort Smith (Fort Smith Airport) → San Antonio (San Antonio International Airport)
2,198 mi
3,538 km · 1,910 nm
4h 47m
estimated nonstop flight time
+1h
time difference · heading southeast
See live YSM→SAT fares Phone-only fares on this route — call free
Flight time details
2,198 miles nonstop takes roughly 4h 47m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- YSM — Fort Smith Airport · Fort Smith, Canada
- SAT — San Antonio International Airport · San Antonio, United States
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 SAT
- RND · Randolph Air Force Base11 mi away
- SKF · Lackland Air Force Base12 mi away
- SSF · Stinson Municipal Airport14 mi away
- AUS · Austin Bergstrom International Airport66 mi away
Frequently asked questions
How far is YSM from SAT?
The flight distance from Fort Smith (YSM) to San Antonio (SAT) is 2,198 miles (3,538 km, 1,910 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSM to SAT?
A nonstop flight takes about 4h 47m 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 San Antonio?
San Antonio is 1 hour ahead of Fort Smith.
What is the cheapest way to fly from YSM to SAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSM–SAT that never appear on search engines, with no booking fees.