Find the cheapest KLM flights on Expedia from Boston (BOS) to Florence (FLR). Flight ticket prices change frequently based on availability and demand. We send price-drop alerts to make air travel simple and flexible. The lowest one-way fare found on Expedia with KLM for this route in the past 7 days starts at for travel on .
Find the cheapest month to fly from Boston (BOS) to Florence (FLR)
April is typically the cheapest month to flyApril is typically the cheapest month to fly