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LAF to RAP: distance & flight time
Lafayette (Purdue University Airport) → Rapid City (Rapid City Regional Airport)
860 mi
1,385 km · 748 nm
2h 20m
estimated nonstop flight time
-2h
time difference · heading west
See live LAF→RAP fares Phone-only fares on this route — call free
Flight time details
860 miles nonstop takes roughly 2h 20m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- LAF — Purdue University Airport · Lafayette, United States
- RAP — Rapid City Regional Airport · Rapid 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 LAF
- DNV · Vermilion Regional Airport38 mi away
- RNZ · Jasper County Airport39 mi away
- GUS · Grissom Air Reserve Base44 mi away
- OKK · Kokomo Municipal Airport47 mi away
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
Frequently asked questions
How far is LAF from RAP?
The flight distance from Lafayette (LAF) to Rapid City (RAP) is 860 miles (1,385 km, 748 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LAF to RAP?
A nonstop flight takes about 2h 20m 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 Lafayette and Rapid City?
Rapid City is 2 hours behind Lafayette.
What is the cheapest way to fly from LAF to RAP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LAF–RAP that never appear on search engines, with no booking fees.