Need help booking?
Unpublished phone-only deals available
ROC to CNG: distance & flight time
Rochester (Greater Rochester International Airport) → Cognac (Cognac-Châteaubernard (BA 709) Air Base)
3,668 mi
5,904 km · 3,188 nm
7h 40m
estimated nonstop flight time
+6h
time difference · heading northeast
See live ROC→CNG fares Phone-only fares on this route — call free
Flight time details
3,668 miles nonstop takes roughly 7h 40m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- ROC — Greater Rochester International Airport · Rochester, United States
- CNG — Cognac-Châteaubernard (BA 709) Air Base · Cognac, 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 ROC
- BUF · Buffalo Niagara International Airport55 mi away
- IAG · Niagara Falls International Airport64 mi away
- YYZ · Lester B. Pearson International Airport106 mi away
- YTR · CFB Trenton69 mi away
Near CNG
- ANG · Angoulême-Brie-Champniers Airport26 mi away
- RYN · Royan-Médis Airport32 mi away
- RCO · Rochefort-Saint-Agnant (BA 721) Airport36 mi away
- NIT · Niort-Souché Airport45 mi away
Frequently asked questions
How far is ROC from CNG?
The flight distance from Rochester (ROC) to Cognac (CNG) is 3,668 miles (5,904 km, 3,188 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ROC to CNG?
A nonstop flight takes about 7h 40m 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 Rochester and Cognac?
Cognac is 6 hours ahead of Rochester.
What is the cheapest way to fly from ROC to CNG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ROC–CNG that never appear on search engines, with no booking fees.