AirHint found the following cheapest return flights from Denver (DEN) to Paris (CDG) in August 2025 (see full year).

Return flights

15 Aug - 29 Aug	Frontier Airlines
25 Aug - 08 Sep	Icelandair
23 Aug - 30 Aug	Frontier Airlines
03 Aug - 14 Aug	Aer Lingus
31 Aug - 04 Sep	Icelandair
28 Aug - 01 Sep	Icelandair
07 Aug - 19 Aug	Air Canada
09 Aug - 23 Aug	Icelandair
08 Aug - 23 Aug	Aer Lingus
03 Aug - 25 Aug	Frontier Airlines
09 Aug - 22 Aug	Aer Lingus
17 Aug - 02 Sep	Frontier Airlines
07 Aug - 20 Aug	Aer Lingus
17 Aug - 24 Aug	Icelandair
30 Aug - 06 Sep	Icelandair
25 Aug - 01 Sep	Icelandair
17 Aug - 02 Sep	Delta	direct
31 Aug - 04 Sep	Delta	direct

Also check the deals for one-way flights from Denver to Paris in August.

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 Paris in August from 476€

Return flights