How to find the cheapest flight from
Boston (BOS) to Rennes (RNS)
What is the cheapest day to fly round-trip from Boston to Rennes?
It’s generally more expensive to depart on a Thursday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.
When is the cheapest time to fly from Boston to Rennes (BOS - RNS)?
It’s typically best to fly out from Boston to Rennes in the noon. Doing so could potentially save you 62% on the flight price compared to flying in the morning, which is usually more expensive.
Related info for your journey
Useful info, stats and facts about Boston to Rennes flights.
Destination information for Rennes
Things to know before you go. Useful info for your trip from Boston to Rennes