AirHint found the following cheapest return flights from Portland (PDX) to Guadalajara (GDL) in January 2026 (see full year).

Return flights

27 Jan - 12 Feb	Volaris	direct
20 Jan - 23 Jan	Volaris
25 Jan - 28 Jan	Volaris	direct
10 Jan - 23 Jan	Volaris
21 Jan - 24 Jan	Aeromexico
20 Jan - 23 Jan	Volaris	direct
10 Jan - 23 Jan	Volaris	direct
09 Jan - 10 Jan	Volaris
21 Jan - 24 Jan	Volaris	direct
09 Jan - 13 Jan	Aeromexico
09 Jan - 13 Jan	Volaris	direct

Also check the deals for one-way flights from Portland to Guadalajara 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.

Book a cheap hotel in Guadalajara

Cheap car rent in Guadalajara

Cheapest return flights from Portland to Guadalajara in January from $364

Return flights