Need help booking?
Unpublished phone-only deals available
ROC to LAI: distance & flight time
Rochester (Greater Rochester International Airport) → Lannion (Lannion-Côte de Granit Airport)
3,443 mi
5,542 km · 2,992 nm
7h 13m
estimated nonstop flight time
+6h
time difference · heading northeast
See live ROC→LAI fares Phone-only fares on this route — call free
Flight time details
3,443 miles nonstop takes roughly 7h 13m 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
- LAI — Lannion-Côte de Granit Airport · Lannion, 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 LAI
- MXN · Morlaix-Ploujean Airport19 mi away
- SBK · Saint-Brieuc-Armor Airport32 mi away
- LDV · Landivisiau Air Base35 mi away
- BES · Brest Bretagne Airport48 mi away
Frequently asked questions
How far is ROC from LAI?
The flight distance from Rochester (ROC) to Lannion (LAI) is 3,443 miles (5,542 km, 2,992 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ROC to LAI?
A nonstop flight takes about 7h 13m 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 Lannion?
Lannion is 6 hours ahead of Rochester.
What is the cheapest way to fly from ROC to LAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ROC–LAI that never appear on search engines, with no booking fees.