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STK to GRK: distance & flight time
Sterling (Sterling Municipal Airport) → Killeen (Robert Gray Army Air Field Airport)
726 mi
1,169 km · 631 nm
2h 3m
estimated nonstop flight time
+1h
time difference · heading southeast
See live STK→GRK fares Phone-only fares on this route — call free
Flight time details
726 miles nonstop takes roughly 2h 3m gate to gate, flying southeast. 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
- GRK — Robert Gray Army Air Field Airport · Killeen, 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 GRK
- HLR · Hood Army Air Field8 mi away
- AUS · Austin Bergstrom International Airport61 mi away
- TPL · Draughon Miller Central Texas Regional Airport26 mi away
- ACT · Waco Regional Airport52 mi away
Frequently asked questions
How far is STK from GRK?
The flight distance from Sterling (STK) to Killeen (GRK) is 726 miles (1,169 km, 631 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STK to GRK?
A nonstop flight takes about 2h 3m 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 Killeen?
Killeen is 1 hour ahead of Sterling.
What is the cheapest way to fly from STK to GRK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STK–GRK that never appear on search engines, with no booking fees.