$100 Cheap Flights from Portland (PWM) to Las Vegas (LAS)

View $100 flight on Sat, Apr 26, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Portland to Las Vegas (PWM-LAS)

Prices were available within the past 7 days and start at $100 for one-way flights and $188 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, May 10 - Wed, May 14
PWM
Portland
LAS
Las Vegas
$188 Roundtrip, found 15 hours ago
$188
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Sat, May 10 from Portland to Las Vegas, returning Wed, May 14, priced at $188 found 15 hours ago
Frontier Airlines
Sat, May 17 - Fri, May 30
PWM
Portland
LAS
Las Vegas
$198 Roundtrip, found 1 hour ago
$198
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, May 17 from Portland to Las Vegas, returning Fri, May 30, priced at $198 found 1 hour ago
Frontier Airlines
Mon, May 19 - Fri, May 30
PWM
Portland
LAS
Las Vegas
$208 Roundtrip, found 1 hour ago
$208
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, May 19 from Portland to Las Vegas, returning Fri, May 30, priced at $208 found 1 hour ago
Frontier Airlines
Mon, May 12 - Sat, May 17
PWM
Portland
LAS
Las Vegas
$218 Roundtrip, found 8 hours ago
$218
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Mon, May 12 from Portland to Las Vegas, returning Sat, May 17, priced at $218 found 8 hours ago
Frontier Airlines
Fri, Apr 25 - Thu, May 8
PWM
Portland
LAS
Las Vegas
$228 Roundtrip, found 1 day ago
$228
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Apr 25 from Portland to Las Vegas, returning Thu, May 8, priced at $228 found 1 day ago
Frontier Airlines
Sat, May 17 - Fri, May 23
PWM
Portland
LAS
Las Vegas
$237 Roundtrip, found 8 hours ago
$237
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Sat, May 17 from Portland to Las Vegas, returning Fri, May 23, priced at $237 found 8 hours ago
Delta
Wed, May 21 - Wed, May 28
PWM
Portland
LAS
Las Vegas
$313 Roundtrip, found 1 hour ago
$313
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, May 21 from Portland to Las Vegas, returning Wed, May 28, priced at $313 found 1 hour ago
United
Tue, May 20 - Tue, May 27
PWM
Portland
LAS
Las Vegas
$313 Roundtrip, found 1 hour ago
$313
Roundtrip
found 1 hour ago
Select United flight, departing Tue, May 20 from Portland to Las Vegas, returning Tue, May 27, priced at $313 found 1 hour ago
American Airlines
Tue, May 20 - Tue, May 27
PWM
Portland
LAS
Las Vegas
$313 Roundtrip, found 1 hour ago
$313
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Tue, May 20 from Portland to Las Vegas, returning Tue, May 27, priced at $313 found 1 hour ago
JetBlue Airways
Wed, Jun 11 - Mon, Jun 16
PWM
Portland
LAS
Las Vegas
$313 Roundtrip, found 1 hour ago
$313
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Wed, Jun 11 from Portland to Las Vegas, returning Mon, Jun 16, priced at $313 found 1 hour ago

Frequently asked questions

How much does a flight from Portland Intl. Jetport Airport (PWM) to Harry Reid Intl. Airport (LAS) cost?
Discover the latest flight deals from PWM to LAS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PWM to LAS?
The cheapest flights from PWM to LAS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from PWM to LAS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from PWM to LAS. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Portland Intl. Jetport Airport (PWM) to Harry Reid Intl. Airport (LAS)?
There aren’t any daily direct flights departing from Portland Intl. Jetport Airport (PWM) to Harry Reid Intl. Airport (LAS). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you’ll be on your way before you know it.
What day of the week has the most flights from PWM to LAS?
Generally you’ll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Jetport Airport (PWM) to Harry Reid Intl. Airport (LAS)?
To avoid potential delays on the Portland Intl. Jetport Airport (PWM) to Harry Reid Intl. Airport (LAS) route, aim to travel before 3 PM. Later flights have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Portland Intl. Jetport Airport (PWM) to Harry Reid Intl. Airport (LAS) last-minute?
Last-minute fares from PWM to LAS are typically more expensive. To lock in the best prices, start looking for flights ahead of time. That being said, if you’re flexible with your travel dates, it’s possible to score a cheap ticket right before your journey.
Is it cheaper to book a PWM to LAS flight and hotel package?
Securing a PWM to LAS flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our wide range of accommodations and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland Intl. Jetport Airport (PWM) to Harry Reid Intl. Airport (LAS)?
In most cases, you can cancel or modify your PWM to LAS flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Check your itinerary for the airline’s rules and fees on flight changes, or if you want more information, head to our Customer Service portal.
*Available to One Key members.