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IRK to GRK: distance & flight time
Kirksville (Kirksville Regional Airport) → Killeen (Robert Gray Army Air Field Airport)
690 mi
1,111 km · 600 nm
1h 58m
estimated nonstop flight time
Same time
time difference · heading southwest
See live IRK→GRK fares Phone-only fares on this route — call free
Flight time details
690 miles nonstop takes roughly 1h 58m 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
- IRK — Kirksville Regional Airport · Kirksville, 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 IRK
- EOK · Keokuk Municipal Airport64 mi away
- OTM · Ottumwa Regional Airport70 mi away
- UIN · Quincy Regional Baldwin Field72 mi away
- BRL · Southeast Iowa Regional Airport89 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 IRK from GRK?
The flight distance from Kirksville (IRK) to Killeen (GRK) is 690 miles (1,111 km, 600 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IRK to GRK?
A nonstop flight takes about 1h 58m 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 IRK to GRK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IRK–GRK that never appear on search engines, with no booking fees.