Cheapest return flights from Denver to Ljubljana in May from 676€

AirHint found the following cheapest return flights from Denver (DEN) to Ljubljana (LJU) in May 2026 (see full year).

Return flights

06 May - 13 May Icelandair
07 May - 14 May Icelandair
08 May - 15 May Icelandair
14 May - 24 May Turkish Airlines
17 May - 24 May Turkish Airlines
19 May - 26 May Turkish Airlines
16 May - 26 May Turkish Airlines
13 May - 20 May British Airways
14 May - 21 May Turkish Airlines
16 May - 23 May Turkish Airlines
28 May - 04 Jun Icelandair
30 May - 06 Jun Icelandair
29 May - 05 Jun jetBlue
31 May - 07 Jun jetBlue

Also check the deals for one-way flights from Denver to Ljubljana in May.

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