Travel on Tuesdays, Thursdays, and Saturdays, from January through March 2020.
For example, I found this price available departing Boston BOS on Saturday, March 7, returning from Barcelona BCN on Saturday, March 14. These dates coincide with Boston University's spring break 2020. Book early and save big!
This fare includes a carry-on bag plus a small personal item. Checked bag fees start from $44 each way.
Seats will be assigned at random upon check-in for this price. You may pay a fee to choose a specific seat.
See our fare details for booking info.
And if you're simply looking to see some of the best-designed buildings in the world, check out all deals to cities with amazing architecture.