Cheapest return flights from Denver to Barcelona in December from 355€

AirHint found the following cheapest return flights from Denver (DEN) to Barcelona (BCN) in December 2025 (see full year).

Return flights

03 Dec - 09 Dec Icelandair
03 Dec - 17 Dec Air Canada
11 Dec - 17 Dec Lufthansa
11 Dec - 16 Dec Lufthansa
11 Dec - 18 Dec Lufthansa
25 Dec - 08 Jan Lufthansa
23 Dec - 17 Jan Virgin Atlantic
27 Dec - 17 Jan Virgin Atlantic
24 Dec - 10 Jan Lufthansa
14 Dec - 28 Dec Icelandair
17 Dec - 31 Dec Lufthansa
26 Dec - 05 Jan Lufthansa
27 Dec - 04 Jan British Airways
21 Dec - 29 Dec British Airways
23 Dec - 03 Jan Delta
23 Dec - 07 Jan United
14 Dec - 04 Jan United

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

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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