Book by June 30, 2023. Economy airfare included up to a ticket value of $2,000 per person when booking a category 1-5, including solo cabins. To qualify for the offer, it must be ticketed by Lindblad Expeditions. In the case that the airfare at the time of booking is higher than $2,000 per person, guests will be required to pay any amount in excess of $2,000 per person. Valid from select U.S. gateways including Miami, Dallas, Boston, Washington, DC, Los Angeles, Philadelphia, Chicago, New York, and San Francisco into Buenos Aires or Santiago, on select departures for new bookings only, subject to availability, may not be combined with other offers, and is not applicable on extensions. Baggage fees may be additional and seat assignments may not be guaranteed. Call for details.