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

Return flights

06 Aug - 20 Aug	Condor
07 Aug - 14 Aug	Condor
18 Aug - 01 Sep	Condor
25 Aug - 09 Sep	Aer Lingus
17 Aug - 22 Aug	Condor
11 Aug - 18 Aug	Air Canada
05 Aug - 16 Aug	Condor
20 Aug - 27 Aug	Aer Lingus
18 Aug - 25 Aug	Alaska Airlines
26 Aug - 09 Sep	Icelandair
24 Aug - 09 Sep	Icelandair
13 Aug - 20 Aug	Air Canada
25 Aug - 01 Sep	Icelandair
15 Aug - 22 Aug	Condor
10 Aug - 17 Aug	Icelandair
25 Aug - 08 Sep	Aer Lingus
15 Aug - 07 Sep	Condor
27 Aug - 01 Sep	Icelandair
19 Aug - 16 Sep	Aer Lingus
28 Aug - 11 Sep	Condor

Also check the deals for one-way flights from Seattle 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 Seattle to Paris in August from 500€

Return flights