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GRK to SEM: distance & flight time
Killeen (Robert Gray Army Air Field Airport) → Selma (Craig Field)
643 mi
1,035 km · 559 nm
1h 52m
estimated nonstop flight time
Same time
time difference · heading east
See live GRK→SEM fares Phone-only fares on this route — call free
Flight time details
643 miles nonstop takes roughly 1h 52m 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
- SEM — Craig Field · Selma, 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 SEM
Frequently asked questions
How far is GRK from SEM?
The flight distance from Killeen (GRK) to Selma (SEM) is 643 miles (1,035 km, 559 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRK to SEM?
A nonstop flight takes about 1h 52m 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 SEM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRK–SEM that never appear on search engines, with no booking fees.