To save up to 26% on this flight, we recommend booking at least 38 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Bangor to Barcelona from $519 1-2 weeks out and tickets from $579 for flights departing within the next 72 hours.
A simple way to save on the total cost of your ticket is to fly from Bangor to Barcelona at noon. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight in the morning.