AirHint found the following cheapest return flights from Denver (DEN) to Madrid (MAD) in February 2026 (see full year).

Return flights

02 Feb - 10 Feb	Brussels Airlines
10 Feb - 17 Feb	Air Canada
17 Feb - 24 Feb	Air Canada
03 Feb - 10 Feb	Iberia
04 Feb - 11 Feb	Iberia
18 Feb - 25 Feb	Iberia
24 Feb - 03 Mar	Iberia
25 Feb - 04 Mar	Iberia
02 Feb - 09 Feb	Air Canada
11 Feb - 18 Feb	Lufthansa
23 Feb - 02 Mar	Air Canada
09 Feb - 16 Feb	Air Canada
16 Feb - 23 Feb	Air Canada
13 Feb - 07 Mar	Air Canada
22 Feb - 01 Mar	Air Canada
26 Feb - 05 Mar	Brussels Airlines
27 Feb - 06 Mar	British Airways
28 Feb - 07 Mar	British Airways

Also check the deals for one-way flights from Denver to Madrid in February.

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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Cheapest return flights from Denver to Madrid in February from $439

Return flights