Spirit's Big Front Seats offer 11 inches extra legroom, ideal for comfort on short flights.
Spirit's self-service bag drop saves time; print your boarding pass to avoid extra fees.

Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $130 (Frontier) |
One-way from | $63 (Super.com) |
Popular in | November |
Cheapest in | April |
Average price | $232 |
Good round-trip deal | $209 or less |
Good one-way deal | $108 or less |
Fly from
Fly to
Route
Depart
Return
Price
PortlandLas Vegas
PDX - LAS
PDXLAS
Portland
Wed 1/21
7:10 am-12:50 pm
1 stop5h 40m
Las Vegas Harry Reid Intl
Sat 1/24
1:45 pm-8:59 pm
1 stop7h 14m
PortlandLas Vegas
PDX - LAS
PDXLAS
Portland
Wed 3/11
5:36 pm-10:37 pm
1 stop5h 01m
Las Vegas Harry Reid Intl
Tue 3/17
4:05 pm-8:59 pm
1 stop4h 54m
PortlandLas Vegas
PDX - LAS
PDXLAS
Portland
Thu 2/5
5:15 pm-10:35 pm
1 stop5h 20m
Las Vegas Harry Reid Intl
Mon 2/9
3:59 pm-8:59 pm
1 stop5h 00m
PortlandLas Vegas
PDX - LAS
PDXLAS
Portland
Wed 1/14
9:20 am-4:32 pm
1 stop7h 12m
Las Vegas Harry Reid Intl
Wed 1/21
1:45 pm-6:50 pm
1 stop5h 05m
PortlandLas Vegas
PDX - LAS
PDXLAS
Portland
Sun 3/1
4:46 pm-7:06 pm
Nonstop2h 20m
Las Vegas Harry Reid Intl
Thu 3/5
9:16 pm-11:44 pm
Nonstop2h 28m
PortlandLas Vegas
PDX - LAS
PDXLAS
Portland
Sun 2/1
5:41 pm-7:57 pm
Nonstop2h 16m
Las Vegas Harry Reid Intl
Tue 2/3
6:00 pm-8:26 pm
Nonstop2h 26m
PortlandLas Vegas
PDX - LAS
PDXLAS
Portland
Sun 3/15
9:35 pm-11:54 pm
Nonstop2h 19m
Las Vegas Harry Reid Intl
Wed 3/18
7:00 am-9:27 am
Nonstop2h 27m
PortlandLas Vegas
PDX - LAS
PDXLAS
Portland
Tue 2/24
7:11 am-9:33 am
Nonstop2h 22m
Las Vegas Harry Reid Intl
Tue 3/3
11:01 am-1:32 pm
Nonstop2h 31m
PortlandLas Vegas
PDX - LAS
PDXLAS
Portland
Fri 1/23
5:25 pm-10:53 pm
1 stop5h 28m
Las Vegas Harry Reid Intl
Sat 1/24
1:45 pm-10:07 am
1 stop20h 22m
PortlandLas Vegas
PDX - LAS
PDXLAS
Portland
Sat 1/24
1:38 pm-9:00 pm
1 stop7h 22m
Las Vegas Harry Reid Intl
Tue 1/27
11:00 am-1:30 pm
Nonstop2h 30m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
The price you pay for your flight from Portland to Las Vegas may vary depending on when you book. For the best chance of a lower fare, look to book 30 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, April is the cheapest month in which you can book a flight from Portland to Las Vegas (average of $48). Flying from Portland to Las Vegas in July is currently the most expensive (average of $94). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s typically best to fly out from Portland to Las Vegas in the evening. Doing so could potentially save you 21% on the flight price compared to flying in the morning, which is usually more expensive.
Travelers seeking maximum savings on their Portland to Las Vegas flight should consider departing on Wednesday evenings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
About 10% of weekly flights between Portland and Las Vegas have experienced delays in the past year, with the average delay time being 125 minutes.
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Sun Country Air have had the lowest number of delays on this route, with just 1% of flights being delayed.
Overall
Food
Entertainment
Comfort
Crew
Boarding
Reviews
Georgana,Dec 2025
ORD - PDX
Overall
Food
Entertainment
Comfort
Crew
Boarding
Reviews
Georgana,Dec 2025
ORD - PDX
Overall
Food
Entertainment
Comfort
Crew
Boarding
Reviews
Georgana,Dec 2025
ORD - PDX
Overall
Food
Entertainment
Comfort
Crew
Boarding
Reviews
Georgana,Dec 2025
ORD - PDX
Overall
Food
Entertainment
Comfort
Crew
Boarding
Reviews
Georgana,Dec 2025
ORD - PDX
Overall
Food
Entertainment
Comfort
Crew
Boarding
Reviews
Georgana,Dec 2025
ORD - PDX
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$50 | Average$130 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$57 | Average$162 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$85 | Average$224 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$119 | Average$220 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$138 | Average$269 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$149 | Average$274 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$194 | Average$396 | FlexibilityNo cancel fee | On-time69% |