Cheapest return flights from Portland to Las Vegas in January from $60

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

Return flights

26 Jan - 29 Jan Frontier Airlines direct
25 Jan - 29 Jan Frontier Airlines direct
26 Jan - 30 Jan Frontier Airlines direct
12 Jan - 15 Jan Frontier Airlines direct
12 Jan - 16 Jan Frontier Airlines direct
09 Jan - 12 Jan Frontier Airlines direct
09 Jan - 15 Jan Frontier Airlines direct
25 Jan - 26 Jan Frontier Airlines
10 Jan - 12 Jan Frontier Airlines direct
25 Jan - 26 Jan Frontier Airlines direct
30 Jan - 01 Feb Frontier Airlines direct

Also check the deals for one-way flights from Portland to Las Vegas in January.

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