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RAP to RST: distance & flight time
Rapid City (Rapid City Regional Airport) → Rochester (Rochester International Airport)
525 mi
844 km · 456 nm
1h 36m
estimated nonstop flight time
+1h
time difference · heading east
See live RAP→RST fares Phone-only fares on this route — call free
Flight time details
525 miles nonstop takes roughly 1h 36m gate to gate, flying east. 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
- RST — Rochester International Airport · Rochester, 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 RST
Frequently asked questions
How far is RAP from RST?
The flight distance from Rapid City (RAP) to Rochester (RST) is 525 miles (844 km, 456 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RAP to RST?
A nonstop flight takes about 1h 36m 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 Rochester?
Rochester is 1 hour ahead of Rapid City.
What is the cheapest way to fly from RAP to RST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RAP–RST that never appear on search engines, with no booking fees.