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Cheap flights from Portland to Las Vegas from £34

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LAS
26 Feb — 5 Mar1
1 adult

The best prices from Portland to Las Vegas Harry Reid Intl are usually found in August or September, booked 26 days in advance, depart on a Monday or Tuesday and return on a Monday

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 21 February 2025.

Round-trip from

£107

One-way from

£34

Popular in

March

Cheapest in

August

Average price

£116
Alaska Airlines
  • Alaska Airlines
  • 6/5-14/5
  • Nonstop
  • 4h 37m total
  • Portland to Las Vegas
Search Deals
Frontier
  • Frontier
  • 11/4
  • Nonstop
  • 2h 19m total
  • Portland to Las Vegas
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£1 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
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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 21 February 2025.

Tue 6/507:00PDX - LAS
Nonstop2h 14mAlaska Airlines
Wed 14/507:20LAS - PDX
Nonstop2h 23mAlaska Airlines
Deal found 20/2£107
Wed 23/405:45PDX - LAS
1 stop4h 05mSouthwest
Wed 23/420:45LAS - PDX
Nonstop2h 20mSouthwest
Deal found 20/2£115
Tue 22/417:26PDX - LAS
1 stop5h 59mDelta
Fri 25/406:10LAS - PDX
1 stop4h 29mDelta
Deal found 20/2£123
Tue 1/412:30PDX - LAS
1 stop5h 57mHawaiian Airlines
Fri 4/406:00LAS - PDX
Nonstop2h 21mHawaiian Airlines
Deal found 20/2£124
Sat 8/307:46PDX - LAS
1 stop6h 58mUnited Airlines
Mon 10/311:48LAS - PDX
1 stop6h 37mUnited Airlines
Deal found 20/2£139

Find flights from Portland to Las Vegas within your budget

Customise 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 858,174 searches. Data last updated 21 February 2025.

Fly from

Portland

Fly to

Las Vegas

Route

Depart

Return

Price

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Tue 6/5

07:00-09:14

Nonstop2h 14m

Las Vegas Harry Reid Intl

Wed 14/5

07:20-09:43

Nonstop2h 23m

£107

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Wed 23/4

05:45-09:50

1 stop4h 05m

Las Vegas Harry Reid Intl

Wed 23/4

20:45-23:05

Nonstop2h 20m

£115

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Tue 22/4

17:26-23:25

1 stop5h 59m

Las Vegas Harry Reid Intl

Fri 25/4

06:10-10:39

1 stop4h 29m

£123

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Tue 1/4

12:30-18:27

1 stop5h 57m

Las Vegas Harry Reid Intl

Fri 4/4

06:00-08:21

Nonstop2h 21m

£124

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Sat 8/3

07:46-14:44

1 stop6h 58m

Las Vegas Harry Reid Intl

Mon 10/3

11:48-18:25

1 stop6h 37m

£139

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Fri 11/4

21:27-23:46

Nonstop2h 19m

£34

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Mon 19/5

21:40-23:56

Nonstop2h 16m

£54

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Sat 12/4

05:40-12:25

1 stop6h 45m

£62

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Tue 1/4

07:54-14:54

1 stop7h 00m

£67

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Mon 7/4

06:10-11:45

2 stops5h 35m

£74

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 13 results
1
2

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 return 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.

Travel insights for flights from Portland to Las Vegas

Get recent, data-driven insights about flights from Portland to Las Vegas including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Portland to Las Vegas. Price data was last updated on 14 February 2025.

The best time to book flights from Portland to Las Vegas is 26 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Portland to Las Vegas (average of £689). Flying from Portland to Las Vegas in July is currently the most expensive (average of £1,020). 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 21 February 2025.

It’s typically best to fly out from Portland to Las Vegas at midday. Doing so could potentially save you 56% on the flight price compared to flying in the morning, which is usually more expensive.

Weekly flight availability from Portland to Las Vegas

Explore weekly flight availability from Portland to Las Vegas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 February 2025.

The most flights from PDX to LAS are scheduled on a Thursday (16 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 inches per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

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 21 February 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Portland to Las Vegas to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very Good
4,401 reviews
Check prices

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very Good
4,401 reviews
Southwest
8.1
Very Good
4,401 reviews
Check prices

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very Good
9,697 reviews
Southwest
8.1
Very Good
4,401 reviews
Check prices

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very Good
8,213 reviews
Southwest
8.1
Very Good
4,401 reviews
Check prices

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,316 reviews
Southwest
8.1
Very Good
4,401 reviews
Check prices

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,759 reviews
Southwest
8.1
Very Good
4,401 reviews
Check prices

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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.

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

    This flight path from Portland to Las Vegas Harry Reid Intl was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Cheapflights users have booked flights from Portland to Las Vegas round-trip from £107. Other airlines that can offer you cheap pricing are Southwest, from £115, and Delta, from £123. You may be able to fly from Portland to Las Vegas for 14% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Portland to Las Vegas one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as £34. However, be on the lookout for offers from Alaska Airlines and Delta, as they are both options that can get you from Portland to Las Vegas for a low price.

  • 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: Horizon Air (100%), Spirit Airlines (90%), Alaska Airlines (83%).

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Portland to Las Vegas (average of £689). Flying from Portland to Las Vegas in July is currently the most expensive (average of £1,020). 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

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Kingman
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Primm
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