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Cheap flights from Portland to Las Vegas from £92

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LAS
22 Jul — 29 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portland to Las Vegas

Enter your travel dates to find the best prices.

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 22 June 2026.

Thu 27/812:20
PDX
-
LAS
1 stop11h 27m
Frontier
Sun 30/810:26
LAS
-
PDX
Nonstop2h 26m
Frontier
Deal found 20/6£168
Tue 29/909:13
PDX
-
LAS
1 stop9h 14m
Alaska Airlines
Tue 6/1016:31
LAS
-
PDX
1 stop6h 19m
Alaska Airlines
Deal found 17/6£184
Tue 22/909:13
PDX
-
LAS
1 stop4h 58m
Alaska Airlines
Tue 22/917:28
LAS
-
PDX
1 stop5h 17m
Alaska Airlines
Deal found 21/6£185
Tue 8/907:55
PDX
-
LAS
1 stop10h 32m
Alaska Airlines
Tue 15/908:45
LAS
-
PDX
1 stop5h 05m
Alaska Airlines
Deal found 22/6£190
Wed 30/907:55
PDX
-
LAS
1 stop10h 32m
Alaska Airlines
Sun 4/1008:00
LAS
-
PDX
Nonstop2h 26m
Alaska Airlines
Deal found 17/6£196
Mon 21/910:33
PDX
-
LAS
1 stop12h 02m
Alaska Airlines
Wed 23/910:23
LAS
-
PDX
1 stop6h 30m
Alaska Airlines
Deal found 21/6£198
Sat 19/914:51
PDX
-
LAS
Nonstop2h 25m
Alaska Airlines
Tue 22/908:45
LAS
-
PDX
1 stop9h 52m
Alaska Airlines
Deal found 22/6£199
Sun 6/917:38
PDX
-
LAS
1 stop16h 04m
Alaska Airlines
Wed 9/907:00
LAS
-
PDX
1 stop6h 50m
Alaska Airlines
Deal found 21/6£205
Tue 14/714:55
PDX
-
LAS
1 stop6h 48m
Alaska Airlines
Wed 15/707:00
LAS
-
PDX
Nonstop2h 17m
Alaska Airlines
Deal found 21/6£207
Sat 19/914:51
PDX
-
LAS
Nonstop2h 25m
Alaska Airlines
Mon 21/908:02
LAS
-
PDX
Nonstop2h 22m
Alaska Airlines
Deal found 21/6£209
Tue 11/817:40
PDX
-
LAS
1 stop16h 51m
Alaska Airlines
Sat 15/811:00
LAS
-
PDX
Nonstop2h 20m
Alaska Airlines
Deal found 18/6£210

Find 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 22 June 2026.

Round-trip from

£168

One-way from

£92

Popular in

May

Cheapest in

September

Average price

£242
Frontier
  • Frontier
  • 27/8-30/8
  • 1 total stop
  • 13h 53m total
  • Portland to Las Vegas
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 15/9
  • 1 total stop
  • 7h 35m total
  • Portland to Las Vegas
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£35 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
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 22 June 2026.
Use the filters below to find and compare flights from Portland to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Tue 8/9

10:33-18:27

1 stop7h 54m

Las Vegas Harry Reid Intl

Tue 15/9

18:29-20:50

Nonstop2h 21m

£199
Fastest return journey

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Sun 13/9

20:00-22:15

Nonstop2h 15m

Las Vegas Harry Reid Intl

Tue 15/9

06:30-11:50

2 stops5h 20m

£221

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Fri 18/9

17:50-23:05

1 stop5h 15m

Las Vegas Harry Reid Intl

Sat 19/9

06:00-12:15

1 stop6h 15m

£224

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Sun 23/8

09:15-14:11

1 stop4h 56m

Las Vegas Harry Reid Intl

Thu 27/8

14:51-20:49

1 stop5h 58m

£224

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Sat 14/11

11:15-17:35

1 stop6h 20m

Las Vegas Harry Reid Intl

Sun 15/11

22:55-01:20

Nonstop2h 25m

£236

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Thu 17/9

05:15-11:25

2 stops6h 10m

Las Vegas Harry Reid Intl

Sat 19/9

15:40-19:45

1 stop4h 05m

£242

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Sat 18/7

06:15-12:10

2 stops5h 55m

Las Vegas Harry Reid Intl

Sat 15/8

09:50-17:40

2 stops7h 50m

£258

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Thu 13/8

08:00-14:40

1 stop6h 40m

Las Vegas Harry Reid Intl

Sun 16/8

07:35-13:20

2 stops5h 45m

£261

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Thu 27/8

12:40-18:20

2 stops5h 40m

Las Vegas Harry Reid Intl

Sun 30/8

07:45-13:20

1 stop5h 35m

£261

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Fri 28/8

05:15-11:25

2 stops6h 10m

Las Vegas Harry Reid Intl

Mon 31/8

17:15-22:45

1 stop5h 30m

£261

Flights are sorted by cheapest return flights first.

Deals found on 21/6

Showing 1-10 of 22 resultsSorted by cheapest first
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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.

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?

The best time to book flights from Portland to Las Vegas is 24 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, September is the cheapest month in which you can book a flight from Portland to Las Vegas (average of £146). Flying from Portland to Las Vegas in May is currently the most expensive (average of £258). 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 22 June 2026.

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

How much does it cost for a return flight from Portland to Las Vegas?

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.

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

    Departing from Portland to Las Vegas will take you 2h 15m. Portland and Las Vegas are separated by a distance of 762 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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: Condor (93%), Frontier (91%), Alaska Airlines (84%).

  • 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, September is the cheapest month in which you can book a flight from Portland to Las Vegas (average of £146). Flying from Portland to Las Vegas in May is currently the most expensive (average of £258). 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 Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Furnace Creek
Henderson

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Can Cheapflights find flights from Portland to Las Vegas with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portland to Las Vegas, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Portland to Las Vegas become cheaper?

Of course! You can now track prices for flights from Portland to Las Vegas and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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