AirHint found the following cheapest return flights from Denver (DEN) to Madrid (MAD) in May 2026 (see full year).
Return flights
| 14 May - 21 May | Air Canada | ||
| 04 May - 11 May | Iberia | ||
| 14 May - 25 May | British Airways | ||
| 23 May - 13 Jun | Air Canada | ||
| 22 May - 13 Jun | WestJet |
Also check the deals for one-way flights from Denver to Madrid in May.
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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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