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

Return flights

08 Jan - 15 Jan	Alaska Airlines
09 Jan - 16 Jan	Alaska Airlines
12 Jan - 19 Jan	Alaska Airlines
18 Jan - 25 Jan	Alaska Airlines
11 Jan - 18 Jan	Alaska Airlines
18 Jan - 28 Jan	Frontier Airlines
14 Jan - 21 Jan	Volaris
13 Jan - 16 Jan	Hawaiian Airlines
23 Jan - 25 Jan	Delta	direct
23 Jan - 26 Jan	Delta	direct
31 Jan - 08 Feb	Delta	direct
30 Jan - 02 Feb	Delta	direct
30 Jan - 07 Feb	United
30 Jan - 07 Feb	Delta	direct

Also check the deals for one-way flights from Seattle to Puerto Vallarta 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 Puerto Vallarta in January from 322€

Return flights