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SAT to IAG: distance & flight time
San Antonio (San Antonio International Airport) → Niagara Falls (Niagara Falls International Airport)
1,429 mi
2,300 km · 1,242 nm
3h 34m
estimated nonstop flight time
+1h
time difference · heading northeast
See live SAT→IAG fares Phone-only fares on this route — call free
Flight time details
1,429 miles nonstop takes roughly 3h 34m gate to gate, flying northeast. 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
- SAT — San Antonio International Airport · San Antonio, United States
- IAG — Niagara Falls International Airport · Niagara Falls, 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 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
Near IAG
- YYZ · Lester B. Pearson International Airport52 mi away
- YCM · Niagara District Airport13 mi away
- BUF · Buffalo Niagara International Airport16 mi away
- DU9 · Dunnville Airport37 mi away
Frequently asked questions
How far is SAT from IAG?
The flight distance from San Antonio (SAT) to Niagara Falls (IAG) is 1,429 miles (2,300 km, 1,242 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SAT to IAG?
A nonstop flight takes about 3h 34m 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 Niagara Falls?
Niagara Falls is 1 hour ahead of San Antonio.
What is the cheapest way to fly from SAT to IAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SAT–IAG that never appear on search engines, with no booking fees.