Need help booking?
Unpublished phone-only deals available
COS to GRK: distance & flight time
Colorado Springs (City of Colorado Springs Municipal Airport) → Killeen (Robert Gray Army Air Field Airport)
661 mi
1,064 km · 574 nm
1h 54m
estimated nonstop flight time
+1h
time difference · heading southeast
See live COS→GRK fares Phone-only fares on this route — call free
Flight time details
661 miles nonstop takes roughly 1h 54m 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
- COS — City of Colorado Springs Municipal Airport · Colorado Springs, 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 COS
- FCS · Butts AAF (Fort Carson) Air Field9 mi away
- DEN · Denver International Airport73 mi away
- PUB · Pueblo Memorial Airport37 mi away
- APA · Centennial Airport53 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 COS from GRK?
The flight distance from Colorado Springs (COS) to Killeen (GRK) is 661 miles (1,064 km, 574 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COS to GRK?
A nonstop flight takes about 1h 54m 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 Colorado Springs and Killeen?
Killeen is 1 hour ahead of Colorado Springs.
What is the cheapest way to fly from COS to GRK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COS–GRK that never appear on search engines, with no booking fees.