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STK to SAT: distance & flight time
Sterling (Sterling Municipal Airport) → San Antonio (San Antonio International Airport)
812 mi
1,307 km · 706 nm
2h 14m
estimated nonstop flight time
+1h
time difference · heading south
See live STK→SAT fares Phone-only fares on this route — call free
Flight time details
812 miles nonstop takes roughly 2h 14m gate to gate, flying south. 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
- STK — Sterling Municipal Airport · Sterling, 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 STK
- AKO · Colorado Plains Regional Airport30 mi away
- SNY · Sidney Municipal-Lloyd W Carr Field37 mi away
- DEN · Denver International Airport91 mi away
- GXY · Greeley–Weld County Airport73 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 STK from SAT?
The flight distance from Sterling (STK) to San Antonio (SAT) is 812 miles (1,307 km, 706 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STK to SAT?
A nonstop flight takes about 2h 14m 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 Sterling and San Antonio?
San Antonio is 1 hour ahead of Sterling.
What is the cheapest way to fly from STK to SAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STK–SAT that never appear on search engines, with no booking fees.