AirHint found the following cheapest return flights from Portland (PDX) to Guadalajara (GDL) in November 2025 (see full year).

Return flights

07 Nov - 12 Nov	Frontier Airlines
02 Nov - 09 Nov	Frontier Airlines
30 Nov - 17 Dec	Volaris
02 Nov - 09 Nov	Volaris	direct
07 Nov - 12 Nov	Volaris	direct
30 Nov - 17 Dec	Frontier Airlines	direct
22 Nov - 29 Nov	Hawaiian Airlines
22 Nov - 29 Nov	Volaris	direct

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

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 Portland to Guadalajara in November from $413

Return flights