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GRK to AUO: distance & flight time
Killeen (Robert Gray Army Air Field Airport) → Auburn (Auburn University Regional Airport)
735 mi
1,183 km · 639 nm
2h 4m
estimated nonstop flight time
Same time
time difference · heading east
See live GRK→AUO fares Phone-only fares on this route — call free
Flight time details
735 miles nonstop takes roughly 2h 4m gate to gate, flying east. 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
- GRK — Robert Gray Army Air Field Airport · Killeen, United States
- AUO — Auburn University Regional Airport · Auburn, 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 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
Near AUO
- CSG · Columbus Metropolitan Airport30 mi away
- LSF · Lawson Army Air Field (Fort Benning)32 mi away
- LGC · LaGrange Callaway Airport34 mi away
- PIM · Harris County Airport36 mi away
Frequently asked questions
How far is GRK from AUO?
The flight distance from Killeen (GRK) to Auburn (AUO) is 735 miles (1,183 km, 639 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRK to AUO?
A nonstop flight takes about 2h 4m 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 GRK to AUO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRK–AUO that never appear on search engines, with no booking fees.