Cheapest return flights from Portland to Las Vegas in March from $49

Best time to book flights for Portland (PDX) to Las Vegas (LAS) flights at AirHint

AirHint found the following cheapest return flights from Portland (PDX) to Las Vegas (LAS) in March 2025 (see full year).

Return flights

31 Mar - 08 Apr Spirit Airlines direct
26 Mar - 03 Apr Spirit Airlines direct
31 Mar - 04 Apr Spirit Airlines direct
31 Mar - 02 Apr Spirit Airlines direct
28 Mar - 02 Apr Spirit Airlines direct
26 Mar - 27 Mar Spirit Airlines direct
29 Mar - 06 Apr Frontier Airlines direct
29 Mar - 01 Apr Frontier Airlines direct
15 Mar - 22 Mar Spirit Airlines direct
26 Mar - 29 Mar Spirit Airlines direct
17 Mar - 25 Mar Spirit Airlines direct
27 Mar - 29 Mar Frontier Airlines direct
15 Mar - 17 Mar Frontier Airlines direct
17 Mar - 20 Mar Frontier Airlines direct
17 Mar - 24 Mar Frontier Airlines direct
26 Mar - 28 Mar Spirit Airlines direct
25 Mar - 26 Mar Spirit Airlines direct

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

Skyscanner

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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