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CAT to RAP: distance & flight time
Cascais (Cascais Airport) → Rapid City (Rapid City Regional Airport)
4,595 mi
7,395 km · 3,993 nm
9h 29m
estimated nonstop flight time
-7h
time difference · heading northwest
See live CAT→RAP fares Phone-only fares on this route — call free
Flight time details
4,595 miles nonstop takes roughly 9h 29m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- CAT — Cascais Airport · Cascais, Portugal
- 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 CAT
- LIS · Humberto Delgado Airport (Lisbon Portela Airport)12 mi away
- AVR · Alverca Air Base21 mi away
- QLR · Monte Real Air Base80 mi away
- BYJ · Beja Airport / Airbase89 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 CAT from RAP?
The flight distance from Cascais (CAT) to Rapid City (RAP) is 4,595 miles (7,395 km, 3,993 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CAT to RAP?
A nonstop flight takes about 9h 29m 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 Cascais and Rapid City?
Rapid City is 7 hours behind Cascais.
What is the cheapest way to fly from CAT to RAP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CAT–RAP that never appear on search engines, with no booking fees.