https://www.cheapjet.com/SearchByPrice/FSD/1/Cheapest-flights-from-Sioux-Falls.htm Cheapest flights from Sioux Falls en https://www.cheapjet.com/i/logo/named/cheapjet-com.png https://www.cheapjet.com/SearchByPrice/FSD/1/Cheapest-flights-from-Sioux-Falls.htm https://www.cheapjet.com/Flights/searching.aspx?depIATA=FSD&destIATA=BCN&depart=2026-6-5&return=2026-8-23&adults=1&infants=0&children=0&flway=false&flight=true&lang=en&currency=US https://www.cheapjet.com/Flights/searching.aspx?depIATA=FSD&destIATA=BCN&depart=2026-6-5&return=2026-8-23&adults=1&infants=0&children=0&flway=false&flight=true&lang=en&currency=US Flights Spain Sioux Falls Foss Field - Barcelona El Prat (Return)<br/>5 June - 23 August<br/>$1,263.50 USD incl. payment fees, <a href="https://www.cheapjet.com/redirect.aspx?opid=55&url=&DepartAirport=FSD&DestinationAirport=BCN&Adults=1&Children=0&Infants=0&DepartureDate=05/06/2026&ReturnDate=23/08/2026&FLWay=2" target=_blank>Air France</a><br/>Found: 15 Hours Ago<br/><a href="https://www.cheapjet.com/Flights/FSD/BCN/Cheap-flights-from-Sioux-Falls-to-Barcelona.htm" target=_blank>More offers to this destination - CheapJet.com</a> Tue, 07 Apr 2026 17:33:27 +0200