AirHint found the following cheapest return flights from Seattle (SEA) to Paris (CDG) in January 2026 (see full year).

Return flights

15 Jan - 25 Jan	Icelandair
10 Jan - 20 Jan	Icelandair
29 Jan - 04 Feb	Icelandair
18 Jan - 24 Jan	Icelandair
23 Jan - 30 Jan	Icelandair
03 Jan - 24 Jan	British Airways
29 Jan - 21 Feb	Air Canada
03 Jan - 20 Jan	British Airways

Also check the deals for one-way flights from Seattle to Paris in January.

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 January from $452

Return flights