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STK to GAI: distance & flight time
Sterling (Sterling Municipal Airport) → Gaithersburg (Montgomery County Airpark)
1,382 mi
2,224 km · 1,201 nm
3h 28m
estimated nonstop flight time
+2h
time difference · heading east
See live STK→GAI fares Phone-only fares on this route — call free
Flight time details
1,382 miles nonstop takes roughly 3h 28m 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
- GAI — Montgomery County Airpark · Gaithersburg, 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 GAI
Frequently asked questions
How far is STK from GAI?
The flight distance from Sterling (STK) to Gaithersburg (GAI) is 1,382 miles (2,224 km, 1,201 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STK to GAI?
A nonstop flight takes about 3h 28m 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 Gaithersburg?
Gaithersburg is 2 hours ahead of Sterling.
What is the cheapest way to fly from STK to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STK–GAI that never appear on search engines, with no booking fees.