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STK to SFZ: distance & flight time
Sterling (Sterling Municipal Airport) → Smithfield (North Central State Airport)
1,643 mi
2,644 km · 1,428 nm
3h 41m
estimated nonstop flight time
+2h
time difference · heading east
See live STK→SFZ fares Phone-only fares on this route — call free
Flight time details
1,643 miles nonstop takes roughly 3h 41m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- STK — Sterling Municipal Airport · Sterling, United States
- SFZ — North Central State Airport · Smithfield, 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 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
Frequently asked questions
How far is STK from SFZ?
The flight distance from Sterling (STK) to Smithfield (SFZ) is 1,643 miles (2,644 km, 1,428 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STK to SFZ?
A nonstop flight takes about 3h 41m 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 Smithfield?
Smithfield is 2 hours ahead of Sterling.
What is the cheapest way to fly from STK to SFZ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STK–SFZ that never appear on search engines, with no booking fees.