Find the cheapest JetBlue Airways flights on Expedia from London (LHR) to Boston (BOS). 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 JetBlue Airways for this route in the past 7 days starts at £389 for travel on 9 December 2026.
£389 Cheap JetBlue Airways flights London (LHR) to Boston (BOS)
Prices were available within the past 7 days and start at £389 for one-way flights and £604 for return, for the period specified. Prices and availability are subject to change.