Need help booking?
Unpublished phone-only deals available
SMN to SAT: distance & flight time
Salmon (Lemhi County Airport) → San Antonio (San Antonio International Airport)
1,365 mi
2,197 km · 1,186 nm
3h 26m
estimated nonstop flight time
+1h
time difference · heading southeast
See live SMN→SAT fares Phone-only fares on this route — call free
Flight time details
1,365 miles nonstop takes roughly 3h 26m 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
- SMN — Lemhi County Airport · Salmon, United States
- 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 SMN
- BTM · Bert Mooney Airport88 mi away
- MYL · McCall Municipal Airport110 mi away
- SUN · Friedman Memorial Airport114 mi away
- MSO · Missoula International Airport124 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 SMN from SAT?
The flight distance from Salmon (SMN) to San Antonio (SAT) is 1,365 miles (2,197 km, 1,186 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMN to SAT?
A nonstop flight takes about 3h 26m 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 Salmon and San Antonio?
San Antonio is 1 hour ahead of Salmon.
What is the cheapest way to fly from SMN to SAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMN–SAT that never appear on search engines, with no booking fees.