That's the best price we could find for select routes on a comparable 3-star airline by $85. Buy Now at DealBase Tips On the DealBase landing page, click "Iceland Air" in the top line to see this sale. We found this price on flights departing on November 13 from Boston, MA (BOS) to Dublin, Ireland (DUB), with return on November 19. Book this travel deal by October 21 for flights from November 12, 2019, through May 20, 2020. All prices, dates, and booking details were valid at the time of publication.