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RAP to GRK: distance & flight time
Rapid City (Rapid City Regional Airport) → Killeen (Robert Gray Army Air Field Airport)
941 mi
1,514 km · 818 nm
2h 31m
estimated nonstop flight time
+1h
time difference · heading south
See live RAP→GRK fares Phone-only fares on this route — call free
Flight time details
941 miles nonstop takes roughly 2h 31m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- RAP — Rapid City Regional Airport · Rapid City, 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 RAP
- RCA · Ellsworth Air Force Base7 mi away
- SPF · Black Hills Airport-Clyde Ice Field47 mi away
- CDR · Chadron Municipal Airport83 mi away
- GCC · Gillette Campbell County Airport125 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 RAP from GRK?
The flight distance from Rapid City (RAP) to Killeen (GRK) is 941 miles (1,514 km, 818 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RAP to GRK?
A nonstop flight takes about 2h 31m 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 time difference between Rapid City and Killeen?
Killeen is 1 hour ahead of Rapid City.
What is the cheapest way to fly from RAP to GRK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RAP–GRK that never appear on search engines, with no booking fees.