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SFZ to SKF: distance & flight time
Smithfield (North Central State Airport) → San Antonio (Lackland Air Force Base)
1,739 mi
2,799 km · 1,511 nm
3h 53m
estimated nonstop flight time
-1h
time difference · heading west
See live SFZ→SKF fares Phone-only fares on this route — call free
Flight time details
1,739 miles nonstop takes roughly 3h 53m gate to gate, flying west. 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
- SFZ — North Central State Airport · Smithfield, United States
- SKF — Lackland Air Force Base · 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 SFZ
- BOS · General Edward Lawrence Logan International Airport39 mi away
- PVD · Theodore Francis Green State Airport14 mi away
- NCO · Quonset State Airport23 mi away
- OWD · Norwood Memorial Airport25 mi away
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
Frequently asked questions
How far is SFZ from SKF?
The flight distance from Smithfield (SFZ) to San Antonio (SKF) is 1,739 miles (2,799 km, 1,511 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SFZ to SKF?
A nonstop flight takes about 3h 53m 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 Smithfield and San Antonio?
San Antonio is 1 hour behind Smithfield.
What is the cheapest way to fly from SFZ to SKF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SFZ–SKF that never appear on search engines, with no booking fees.