Need help booking?
Unpublished phone-only deals available
GRK to OKC: distance & flight time
Killeen (Robert Gray Army Air Field Airport) → Oklahoma City (Will Rogers World Airport)
299 mi
481 km · 260 nm
1h 15m
estimated nonstop flight time
Same time
time difference · heading north
See live GRK→OKC fares Phone-only fares on this route — call free
Flight time details
299 miles nonstop takes roughly 1h 15m gate to gate, flying north. 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
- OKC — Will Rogers World Airport · Oklahoma City, 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 OKC
- PWA · Wiley Post Airport10 mi away
- TIK · Tinker Air Force Base12 mi away
- SWO · Stillwater Regional Airport60 mi away
- CUH · Cushing Municipal Airport60 mi away
Frequently asked questions
How far is GRK from OKC?
The flight distance from Killeen (GRK) to Oklahoma City (OKC) is 299 miles (481 km, 260 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRK to OKC?
A nonstop flight takes about 1h 15m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from GRK to OKC?
Nonstop service on GRK–OKC depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 15m nonstop estimate.
What is the cheapest way to fly from GRK to OKC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRK–OKC that never appear on search engines, with no booking fees.
Why are some GRK to OKC fares phone-only?
Consolidator contracts let us sell certain GRK–OKC tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.