Find the Cheapest Flights from Denver to Spain

Unlock the cheapest flights and the best airfares from Denver to Spain. Make your dream trip both memorable and affordable!

Tue, Sep 29DEN-OVD
Lufthansa

oneway$372

Sun, Apr 26DEN-MAD
American Airlines

oneway$412

Wed, Apr 29DEN-MAD
Turkish Airlines

$606

Denver to Spain: Flight information

Cheapest flight found$372

Cheapest month to flySeptember

Most popular airlineLufthansa

Average flight duration15h 30m

Cheapest flight found

Apr 2026

$412

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