AirHint found the following cheapest return flights from Portland (PDX) to Las Vegas (LAS)
in May 2025 (see full year ).
Return flights
10 May
- 13 May
Spirit Airlines
$ 49
direct
06 May
- 13 May
Spirit Airlines
$ 49
direct
07 May
- 14 May
Spirit Airlines
$ 50
direct
03 May
- 10 May
Spirit Airlines
$ 50
direct
10 May
- 14 May
Spirit Airlines
$ 50
direct
10 May
- 12 May
Spirit Airlines
$ 50
direct
05 May
- 08 May
Spirit Airlines
$ 50
direct
12 May
- 15 May
Spirit Airlines
$ 57
direct
08 May
- 10 May
Frontier Airlines
$ 60
direct
04 May
- 07 May
Frontier Airlines
$ 69
direct
22 May
- 03 Jun
Frontier Airlines
$ 92
direct
31 May
- 09 Jun
Spirit Airlines
$ 154
direct
30 May
- 01 Jun
Frontier Airlines
$ 171
30 May
- 01 Jun
Frontier Airlines
$ 193
direct
23 May
- 01 Jun
Southwest Airlines
$ 282
23 May
- 01 Jun
Frontier Airlines
$ 283
direct
Also check the deals for one-way flights from Portland to Las Vegas in May .
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.