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CMI to GRK: distance & flight time
Champaign (University of Illinois Willard Airport) → Killeen (Robert Gray Army Air Field Airport)
819 mi
1,318 km · 712 nm
2h 15m
estimated nonstop flight time
Same time
time difference · heading southwest
See live CMI→GRK fares Phone-only fares on this route — call free
Flight time details
819 miles nonstop takes roughly 2h 15m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- CMI — University of Illinois Willard Airport · Champaign, 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 CMI
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 CMI from GRK?
The flight distance from Champaign (CMI) to Killeen (GRK) is 819 miles (1,318 km, 712 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMI to GRK?
A nonstop flight takes about 2h 15m 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 cheapest way to fly from CMI to GRK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMI–GRK that never appear on search engines, with no booking fees.