Cheapest return flights from Denver to Barcelona in January from $426

AirHint found the following cheapest return flights from Denver (DEN) to Barcelona (BCN) in January 2026 (see full year).

Return flights

16 Jan - 25 Jan Icelandair
11 Jan - 18 Jan Icelandair
05 Jan - 31 Jan Icelandair
27 Jan - 21 Feb Air Canada
16 Jan - 07 Feb Air Canada
06 Jan - 11 Jan Icelandair
02 Jan - 16 Jan Lufthansa
03 Jan - 10 Jan Turkish Airlines

Also check the deals for one-way flights from Denver to Barcelona in January.

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