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Cheap Flights from Portland to Las Vegas

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Compare Portland to Las Vegas flight deals

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Flight deals from Portland to Las Vegas

Looking for a cheap last-minute deal or the best return flight from Portland to Las Vegas? Find the lowest prices on one-way and return tickets right here.
Las Vegas.90 € per passenger.Departing Fri, 19 Sep, returning Mon, 22 Sep.Return flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from Portland on Fri, 19 Sep, arriving in Las Vegas Harry Reid International.Inbound direct flight with Spirit Airlines departs from Las Vegas Harry Reid International on Mon, 22 Sep, arriving in Portland.Price includes taxes and charges.From 90 €, select.
Las Vegas.90 € per passenger.Departing Tue, 5 Aug, returning Tue, 12 Aug.Return flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from Portland on Tue, 5 Aug, arriving in Las Vegas Harry Reid International.Inbound direct flight with Spirit Airlines departs from Las Vegas Harry Reid International on Tue, 12 Aug, arriving in Portland.Price includes taxes and charges.From 90 €, select.
Las Vegas.90 € per passenger.Departing Tue, 8 Jul, returning Wed, 9 Jul.Return flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from Portland on Tue, 8 Jul, arriving in Las Vegas Harry Reid International.Inbound direct flight with Spirit Airlines departs from Las Vegas Harry Reid International on Wed, 9 Jul, arriving in Portland.Price includes taxes and charges.From 90 €, select.
Las Vegas.90 € per passenger.Departing Tue, 22 Jul, returning Tue, 12 Aug.Return flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from Portland on Tue, 22 Jul, arriving in Las Vegas Harry Reid International.Inbound direct flight with Spirit Airlines departs from Las Vegas Harry Reid International on Tue, 12 Aug, arriving in Portland.Price includes taxes and charges.From 90 €, select.
Las Vegas.90 € per passenger.Departing Sat, 23 Aug, returning Wed, 3 Sep.Return flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from Portland on Sat, 23 Aug, arriving in Las Vegas Harry Reid International.Inbound direct flight with Spirit Airlines departs from Las Vegas Harry Reid International on Wed, 3 Sep, arriving in Portland.Price includes taxes and charges.From 90 €, select.
Las Vegas.93 € per passenger.Departing Mon, 30 Jun, returning Sat, 5 Jul.Return flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from Portland on Mon, 30 Jun, arriving in Las Vegas Harry Reid International.Inbound direct flight with Spirit Airlines departs from Las Vegas Harry Reid International on Sat, 5 Jul, arriving in Portland.Price includes taxes and charges.From 93 €, select.
Las Vegas.99 € per passenger.Departing Fri, 19 Sep, returning Thu, 2 Oct.Return flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from Portland on Fri, 19 Sep, arriving in Las Vegas Harry Reid International.Inbound direct flight with Spirit Airlines departs from Las Vegas Harry Reid International on Thu, 2 Oct, arriving in Portland.Price includes taxes and charges.From 99 €, select.
Las Vegas.100 € per passenger.Departing Wed, 1 Oct, returning Thu, 2 Oct.Return flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from Portland on Wed, 1 Oct, arriving in Las Vegas Harry Reid International.Inbound direct flight with Spirit Airlines departs from Las Vegas Harry Reid International on Thu, 2 Oct, arriving in Portland.Price includes taxes and charges.From 100 €, select.

Find the cheapest month to fly from Portland to Las Vegas

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to Las Vegas flights are currently cheapest in July.
Jun
from 109 €
Jul
from 90 €
Aug
from 90 €
Sep
from 90 €
Oct
from 100 €
Nov
from 109 €
Dec
from 205 €
Jan
from 215 €
Feb
Find prices
Mar
from 277 €
Apr
Find prices
May
Find prices

Direct flights from Portland to Las Vegas

Alternative Portland to Las Vegas routes

Looking for the cheapest, fastest or easiest route from Portland to Las Vegas? You could fly into the following airports instead.

Portland to Las Vegas: Flight information

The things to know before you go.
Cheapest flight found90 €
Cheapest month to flyAugust
Average flight time2 hrs, 15 mins
Most popular airlineSouthwest Airlines
Average flights per week100

Finding cheap flights from Portland to Las Vegas: Frequently asked questions

There are 4 airports in Las Vegas: Las Vegas North Air Terminal, Las Vegas Harry Reid International, Las Vegas Henderson Sky Harbor, and Boulder City.
The best price we found for a return flight from Portland to Las Vegas is 90 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 15 minutes is the average flight time from Portland to Las Vegas.
Southwest Airlines, Hawaiian Airlines and Alaska Airlines fly direct from Portland to Las Vegas.
As of June 2025, there are 100 flights per week flying from Portland to Las Vegas.
The cheapest month to fly from Portland to Las Vegas is usually August.
If you're flying from Portland Airport, the cheapest airport near Las Vegas is Las Vegas Harry Reid International – which is 4.3 km away from the centre of Las Vegas. We've found flights into this airport from 90 €.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Las Vegas on Tuesday, 5 August 2025.
Yes – the average flight time is 2 hours and 15 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Las Vegas but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Las Vegas is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 26°C. July is typically the warmest month in Las Vegas, when it usually averages around 37°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging -0°C. The rainiest month is February.
Currently, Spirit Airlines offers the cheapest flight tickets to Las Vegas.

Flying from Portland International Airport (PDX) to Las Vegas: what you need to know

  • The average duration of a direct flight from Portland International Airport to Las Vegas is 2 hours 20 minutes.

  • Las Vegas's timezone is UTC-7, which is the same as Portland (the location of Portland International Airport).

  • With 52 weekly flights between the two airports, Portland International Airport (PDX) to Harry Reid Airport (formerly McCarran Airport) (LAS) is the busiest route. Southwest Airlines operates the earliest flight at 05:00. If you prefer to get more out of your day before jetting off, the latest flight from PDX to LAS is with Alaska Airlines at 21:40.

  • For stress-free travel, arrive at the airport two hours ahead of international flights and one hour before domestic departures. That way, you can comfortably catch your PDX to Las Vegas flight.

  • If you're flying during a bank holiday or another peak period, allow for even more time. A good rule is two hours ahead of domestic flights and up to four hours before international departures. Lines at check-in and security will be longer.

  • Begin your journey at PDX and travel nonstop to Harry Reid Airport (formerly McCarran Airport) (LAS). That will be your arrival point when searching for Portland International Airport to Las Vegas tickets.

  • You can choose from various carriers operating direct flights from Portland International Airport to Las Vegas, such as:

  • PDX is about 10 kilometres from central Portland. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 20 minutes or so to get there, depending on traffic. If you're planning to take public transport, expect the trip time to be around 45 minutes.

  • Want an easy start to your travels? Stay near PDX. Whether you're catching an early flight from Portland International Airport to Las Vegas or want to avoid feeling rushed, these hotels are a convenient choice:

  • 83.65% of flights leaving Portland International Airport land at their destination on time. With its solid on-time performance, disruptions are unlikely when setting off from PDX.

  • You'll find PDX at 7000 NE Airport Way.

How to find the cheapest flights from Portland International Airport (PDX) to Las Vegas

  • 45 € is currently the lowest price for a one-way Portland International Airport to Las Vegas flight. Return plane tickets start at 90 €. These prices may change depending on demand.

  • Lock in cheap flights from PDX to Las Vegas by booking one month ahead. According to our research, that's the best time for bagging a bargain.

  • The best month for scoring cheap Portland International Airport to Las Vegas tickets is May. Use the 'Whole month' tool to compare flight prices, then choose the dates offering the lowest fares.

  • There's no need to check back in every day to see if fares have dropped when you create a Price Alert. We'll notify you as soon as there's an updated deal for cheap flights from PDX to Las Vegas.

  • Snag an affordable flight from Portland International Airport to Las Vegas with the help of our filters. Select your ideal duration, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

Airports in Las Vegas

Harry Reid Airport (formerly McCarran Airport) (LAS)

  • Harry Reid Airport (formerly McCarran Airport) (LAS) is around 19 kilometres from the centre of Las Vegas. If you're getting a cab or a ride-share, the drive will take roughly 15 minutes.

  • Getting to the centre by public transport takes around 1 hour.

  • The last thing you need is a long journey to your hotel if you're landing late on a flight from Portland International Airport to Las Vegas. Check in to one of these accommodation options near LAS instead:

  • Begin your adventure by picking up a Harry Reid Airport (formerly McCarran Airport) rental car. Grab a set of wheels from Dollar, Thrifty or Alamo and experience the lesser-explored corners of Las Vegas and beyond.

  • To secure the lowest price, reserve your vehicle from Harry Reid Airport (formerly McCarran Airport) about one week in advance of your flight from PDX to Las Vegas.

  • LAS is located at 5757 Wayne Newton Boulevard.

Best time to go to Las Vegas

  • Before booking your flights from Portland International Airport to Las Vegas, consider which time of year works best for you. Peak season in Las Vegas offers a bustling atmosphere and plenty of activities, while low season means you'll get cheaper hotel deals and fewer crowds.

  • The warmest month in Las Vegas is July, with temperatures ranging between 23ºC (73ºF) and 42ºC (108ºF). Lock in your Portland International Airport to Las Vegas plane ticket then if this is the type of weather you enjoy.

  • Look for cheap tickets from PDX to Las Vegas in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -1ºC (30ºF) and 13ºC (55ºF) on average.

More about Las Vegas

  • Once you've booked your flight from Portland International Airport to Las Vegas, find a hotel that offers both comfort and a great location. Make one of these options your base for exploring Las Vegas:

  • Fountains of Bellagio and Las Vegas Strip are just a couple of the big attractions to add to your Las Vegas travel itinerary. Keep the momentum going by heading to Fremont Street Experience.

Explore more of United States

  • Los Angeles is just one of the many cities in United States waiting to be explored after you've seen Las Vegas. Around 370 kilometres away to the south-west, well-known attractions include Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • If you're eager to discover another corner of United States, consider Phoenix, about 418 kilometres south-east of Las Vegas. Desert Botanical Garden, Heard Museum and Papago Park are among the biggest draws.

More travel options

Plan the rest of your trip from Portland to Las Vegas

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.