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CPR to RYN: distance & flight time
Casper (Casper-Natrona County International Airport) → Royan (Royan-Médis Airport)
4,803 mi
7,730 km · 4,174 nm
9h 53m
estimated nonstop flight time
+8h
time difference · heading northeast
See live CPR→RYN fares Phone-only fares on this route — call free
Flight time details
4,803 miles nonstop takes roughly 9h 53m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- CPR — Casper-Natrona County International Airport · Casper, United States
- RYN — Royan-Médis Airport · Royan, France
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 CPR
- RWL · Rawlins Municipal Airport/Harvey Field85 mi away
- RIW · Riverton Regional Airport101 mi away
- SAA · Shively Field103 mi away
- WRL · Worland Municipal Airport104 mi away
Near RYN
- RCO · Rochefort-Saint-Agnant (BA 721) Airport18 mi away
- CNG · Cognac-Châteaubernard (BA 709) Air Base32 mi away
- LRH · La Rochelle-Île de Ré Airport40 mi away
- NIT · Niort-Souché Airport55 mi away
Frequently asked questions
How far is CPR from RYN?
The flight distance from Casper (CPR) to Royan (RYN) is 4,803 miles (7,730 km, 4,174 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CPR to RYN?
A nonstop flight takes about 9h 53m 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 Casper and Royan?
Royan is 8 hours ahead of Casper.
What is the cheapest way to fly from CPR to RYN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CPR–RYN that never appear on search engines, with no booking fees.