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Flights from Portland to Las Vegas from $85 - Compare and Save

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LAS
Sep 5 — Sep 121
Fri 9/5
Fri 9/12
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Las Vegas Harry Reid Intl are usually found in October or September, booked 30 days in advance, depart on a Monday or Tuesday and return on a Friday

Cheap flight deals from Portland to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 31, 2025.

Round-trip from

$85
(Booking.com)

One-way from

$45
(Cheapflightsfares)

Popular in

March

Cheapest in

October

Average price

$170

Good round-trip deal

$109 or less

Good one-way deal

$96 or less
From Portland to Las Vegas Harry Reid Intl
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One-way flight from Portland to Las Vegas Harry Reid Intl
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Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Portland to Las Vegas Harry Reid Intl.
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Price to beat on a one-way flight from Portland to Las Vegas Harry Reid Intl.
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Find flight deals from Portland to Las Vegas

Cheapest flights from Portland to Las Vegas
Explore the most affordable flight options available from Portland to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 31, 2025.

This FlightHub deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/511:23 amPDX - LAS
Nonstop2h 20mFrontier
Fri 9/123:53 pmLAS - PDX
Nonstop2h 34mFrontier
Deal found 8/29$85
This FlightHub deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/78:36 pmPDX - LAS
Nonstop2h 16mSpirit Airlines
Sat 10/115:18 pmLAS - PDX
Nonstop2h 18mSpirit Airlines
Deal found 8/29$86
This FlightHub deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1512:07 pmPDX - LAS
Nonstop2h 14mMultiple Airlines
Thu 9/183:58 pmLAS - PDX
Nonstop2h 34mMultiple Airlines
Deal found 8/31$87
This Priceline deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/88:36 pmPDX - LAS
Nonstop2h 16mSpirit Airlines
Fri 10/109:24 amLAS - PDX
Nonstop2h 18mSpirit Airlines
Deal found 8/30$88
This FlightHub deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1612:07 pmPDX - LAS
Nonstop2h 14mMultiple Airlines
Thu 9/183:58 pmLAS - PDX
Nonstop2h 34mMultiple Airlines
Deal found 8/30$89
This Justfly.com deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1411:23 amPDX - LAS
Nonstop2h 20mMultiple Airlines
Wed 9/178:52 amLAS - PDX
Nonstop2h 19mMultiple Airlines
Deal found 8/30$91
This FlightHub deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1512:07 pmPDX - LAS
Nonstop2h 14mSpirit Airlines
Tue 9/168:52 amLAS - PDX
Nonstop2h 19mSpirit Airlines
Deal found 8/29$92
This eDestinos deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1412:07 pmPDX - LAS
Nonstop2h 14mSpirit Airlines
Tue 9/168:52 amLAS - PDX
Nonstop2h 19mSpirit Airlines
Deal found 8/31$93
This FlightHub deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/188:36 pmPDX - LAS
Nonstop2h 16mSpirit Airlines
Thu 10/235:18 pmLAS - PDX
Nonstop2h 18mSpirit Airlines
Deal found 8/30$94
This Cheapflightsfares deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2812:07 pmPDX - LAS
Nonstop2h 14mSpirit Airlines
Mon 9/298:52 amLAS - PDX
Nonstop2h 19mSpirit Airlines
Deal found 8/29$95
This FlightHub deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1612:07 pmPDX - LAS
Nonstop2h 14mSpirit Airlines
Thu 9/188:52 amLAS - PDX
Nonstop2h 19mSpirit Airlines
Deal found 8/28$96
This Kiwi.com deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1512:07 pmPDX - LAS
Nonstop2h 14mSpirit Airlines
Wed 9/248:52 amLAS - PDX
Nonstop2h 19mSpirit Airlines
Deal found 8/29$97

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 31, 2025.
Use the filters below to find and compare flights from Portland to Las Vegas that are best for you.

Fly from

Portland

Fly to

Las Vegas

Route

Depart

Return

Price

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Mon 10/27

12:37 pm-2:50 pm

Nonstop2h 13m

Las Vegas Harry Reid Intl

Tue 11/4

5:18 pm-7:36 pm

Nonstop2h 18m

$86

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Sun 10/5

8:36 pm-10:52 pm

Nonstop2h 16m

Las Vegas Harry Reid Intl

Tue 10/7

5:18 pm-7:36 pm

Nonstop2h 18m

$86

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Mon 10/13

12:37 pm-2:50 pm

Nonstop2h 13m

Las Vegas Harry Reid Intl

Tue 10/21

5:18 pm-7:36 pm

Nonstop2h 18m

$86

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Sun 11/2

8:21 pm-10:37 pm

Nonstop2h 16m

Las Vegas Harry Reid Intl

Tue 11/4

5:18 pm-7:36 pm

Nonstop2h 18m

$86

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Tue 9/16

12:07 pm-2:21 pm

Nonstop2h 14m

Las Vegas Harry Reid Intl

Thu 9/18

3:58 pm-6:32 pm

Nonstop2h 34m

$89

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Sat 10/11

8:36 pm-10:52 pm

Nonstop2h 16m

Las Vegas Harry Reid Intl

Thu 10/16

5:18 pm-7:36 pm

Nonstop2h 18m

$96

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Mon 9/29

11:23 am-1:43 pm

Nonstop2h 20m

Las Vegas Harry Reid Intl

Wed 10/1

12:59 am-12:12 am

1 stop23h 13m

$112

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Thu 9/25

6:05 am-11:33 pm

1 stop17h 28m

Las Vegas Harry Reid Intl

Thu 10/2

3:58 pm-6:32 pm

Nonstop2h 34m

$114

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Wed 10/8

12:43 pm-11:29 pm

1 stop10h 46m

Las Vegas Harry Reid Intl

Fri 10/10

4:06 pm-6:40 pm

Nonstop2h 34m

$121

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Tue 11/4

8:36 pm-10:52 pm

Nonstop2h 16m

Las Vegas Harry Reid Intl

Wed 11/5

6:10 pm-8:38 pm

Nonstop2h 28m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/29

Showing 1-10 of 20 results
1
2

The best insider tips for Portland to Las Vegas flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Portland to Las Vegas trip
Airlines
Spirit Airlines

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.

Read more about Spirit Airlinesby Daniel Scheffler
Alaska Airlines

Alaska's Premium Class offers extra legroom and free cocktails, enhancing comfort on short flights.


Alaska's Wi-Fi is a flat fee, ideal for work or streaming during flights.

Read more about Alaska Airlinesby Robert Schrader
Frontier

Frontier's UpFront Plus seats guarantee an empty middle seat for added comfort.


Frontier's Economy Bundle includes a carry-on, seat selection, and no change fees.

Read more about Frontierby Marisa Garcia
Airports
PDX

Security wait times at PDX can reach over 30 minutes during peak hours. Consider Express Lanes if eligible for faster processing.

Read more about PDXby Brandon Schultz
LAS

For a quick exit from LAS, rideshares are available but require a walk to the parking garage for pickup.

Read more about LASby Ramsey Qubein
Our travel experts
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

Daniel Scheffler

Daniel Scheffler

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more
Robert Schrader

Robert Schrader

Expert on Alaska Airlines

Robert Schrader

Robert Schrader

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Brandon Schultz

Brandon Schultz

Expert on PDX

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LAS

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Portland to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Las Vegas

How far ahead should I book a flight from Portland to Las Vegas?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Las Vegas. Price data was last updated on August 29, 2025.

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.

What is the cheapest month to book a flight from Portland to Las Vegas?

Currently, August is the cheapest month in which you can book a flight from Portland to Las Vegas (average of $198). Flying from Portland to Las Vegas in March is currently the most expensive (average of $269). 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.

What is the cheapest time of day to fly from PDX to LAS?

Find hourly flight availability from Portland to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 31, 2025.

It’s typically best to fly out from Portland to Las Vegas in the evening. Doing so could potentially save you 25% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Portland to Las Vegas?

Use this chart to determine the cheapest time to fly round-trip from Portland to Las Vegas. Price data was last updated on August 24, 2025.

Travelers seeking maximum savings on their Portland to Las Vegas flight should consider departing on Monday evenings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated August 31, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Hawaiian Airlines from Portland to Las Vegas by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Southwest
8.0
Very good
4,241 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Hawaiian Airlines
7.8
Good
2,696 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Spirit Airlines
6.3
Okay
8,013 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Frontier
5.8
Fair
3,202 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.

Related info for your journey

Find useful and relevant information for your journey from Portland to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Portland to Las Vegas?

    Las Vegas Harry Reid Intl is the airport most travelers will use when flying to Las Vegas from Portland. Booking flights from Portland (PDX) to Harry Reid Intl (LAS) should be relatively easy as there are 9 daily flights to Las Vegas from 7 different airlines. 2h 10m is how long a flight from Portland to Las Vegas Harry Reid Intl will take if you book a nonstop flight.

  • How popular is this Portland to Las Vegas flight route?

    Flights from Portland to Las Vegas Harry Reid Intl have been viewed 281 times in the past calendar month.

  • How long is the flight from Portland to Las Vegas?

    For as low as $86, Spirit Airlines can have you in Las Vegas from Portland in 2h 13m. Portland and Las Vegas are separated by a distance of 762 mi. Most flights are nonstop.

  • What are the cheapest airlines flying from Portland to Las Vegas round-trip?

    According to our current data, Frontier ($47), Spirit Airlines ($50), and Hawaiian Airlines ($82) offers the cheapest pricing from Portland to Las Vegas. Frontier is 72% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Portland to Las Vegas?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Portland to Las Vegas on time: Spirit Airlines (87%), Alaska Airlines (83%), Hawaiian Airlines (82%).

  • What are the cheapest flights from Portland to Las Vegas?

    On average you can expect to pay $324 for a flight from Portland to Las Vegas. The cheapest flight overall is $43 while the most popular route, (Portland - Las Vegas Harry Reid Intl) is currently priced at $65.

  • Can I find deals for flights from Portland to Las Vegas that include hotel bookings?

    Yes. In addition to deals on Portland to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Las Vegas.

  • Can I find deals for business class flights from Portland to Las Vegas?

    Yes. Cheapflights offers flight deals from Portland to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Las Vegas?

    Currently, August is the cheapest month in which you can book a flight from Portland to Las Vegas (average of $198). Flying from Portland to Las Vegas in March is currently the most expensive (average of $269). 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.

See more FAQs

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Paradise
Henderson
North Las Vegas
Sunrise Manor
Winchester
Kingman
Primm
Mount Charleston
Mesquite
Needles
Boulder City

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Top 7 airlines flying from Portland to Las Vegas

Discover the top 7 airlines that operate flights from Portland to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$47Average$139FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$50Average$124FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$82Average$219FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$132Average$255FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$137Average$271FlexibilityNo cancel feeOn-time75%
DeltaCheapest$146Average$224FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$263Average$451FlexibilityNo cancel feeOn-time69%

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