Cheap Alaska Airlines flights Portland (PDX) to Las Vegas (LAS)

Use the “Price (lowest to highest)” filter on Expedia to search for cheap Alaska Airlines round-trip flights from $135 from PDX to LAS. Affordable one-way tickets are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

January is one of the cheapest months to jet away to Las Vegas with Alaska Airlines. You could also find great deals on return and one-way tickets in June.

To find cheap Alaska Airlines fares from Portland Intl. Airport (PDX) to Harry Reid Intl. Airport (LAS), start searching one to three months before your intended departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence what you pay. Sunday is typically the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

You can easily fly from Portland Intl. Airport (PDX) to Harry Reid Intl. Airport (LAS) on any of Alaska Airlines’s 25 direct weekly flights. Apply our “Nonstop” and “Airline” filters to find the Alaska Airlines flight that’ll arrive at LAS at a time that suits you.

It takes around 2h 12m to fly nonstop from Portland Intl. Airport (PDX) to Harry Reid Intl. Airport (LAS) with Alaska Airlines.

Alaska Airlines has the most flights from Portland Intl. Airport (PDX) to Harry Reid Intl. Airport (LAS) on Saturday. With up to 4 daily departures, you’ll get the most flexibility on this day.

The earliest flight from PDX to LAS with Alaska Airlines leaves at 7:18AM UTC-8. You’ll touch down at 9:33AM UTC-8. The last Alaska Airlines flight of the day takes off at 9:10PM UTC-8 and arrives at 11:20PM UTC-8. With around 20% fewer cancellations for morning and mid-morning departures, beginning your travel day early is generally the wisest option.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Alaska Airlines flights from Portland Intl. Airport (PDX) to Las Vegas touch down at Harry Reid Intl. Airport (LAS). This is the main entry point here.

With an excellent in-flight experience and top-tier customer service, Alaska Airlines is a favorite for many travelers flying from PDX to LAS. Also, if you’re a Mileage Plan and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be put toward future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You’ll likely be on a Boeing 737-900 or a Boeing 737-800 when flying Alaska Airlines from Portland Intl. Airport (PDX) to Harry Reid Intl. Airport (LAS). However, keep in mind that a different plane may be used depending on operational demands.

Changes are typically free within 24 hours of making your booking, but your airline may charge a fee after that time. For more details about modifying your reservation, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to change your itinerary without additional costs, tick the “Changes included” or “No cancel fee” filter when planning your next escape.