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Cheap flights from Portland to Las Vegas from £50

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LAS
7 déc. — 14 déc.1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Portland to Las Vegas Harry Reid Intl are usually found in February or January, booked 30 days in advance, depart on a Monday or Tuesday and return on a Monday

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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 7 novembre 2025.

dim. 21/1214:19PDX - LAS
Nonstop2h 15mMultiple Airlines
dim. 28/1221:31LAS - PDX
Nonstop2h 28mMultiple Airlines
Deal found 6/11£111
mar. 2/1217:47PDX - LAS
Nonstop2h 16mAlaska Airlines
ven. 5/1207:00LAS - PDX
Nonstop2h 28mAlaska Airlines
Deal found 5/11£135
mer. 3/1211:35PDX - LAS
1 stop6h 42mDelta
sam. 6/1214:03LAS - PDX
1 stop4h 47mDelta
Deal found 7/11£141
mar. 2/1207:00PDX - LAS
1 stop5h 42mAlaska Airlines
mer. 10/1207:00LAS - PDX
Nonstop2h 28mAlaska Airlines
Deal found 5/11£143
dim. 21/1221:42PDX - LAS
Nonstop2h 17mAlaska Airlines
mar. 23/1222:17LAS - PDX
1 stop26h 08mAlaska Airlines
Deal found 5/11£145
mar. 16/1209:10PDX - LAS
1 stop9h 06mDelta
mar. 23/1218:57LAS - PDX
1 stop4h 58mDelta
Deal found 5/11£146
lun. 8/1209:55PDX - LAS
2 stops6h 15mSouthwest
mer. 10/1219:35LAS - PDX
Nonstop2h 25mSouthwest
Deal found 7/11£147
mar. 16/1205:30PDX - LAS
1 stop7h 05mDelta
dim. 28/1215:50LAS - PDX
1 stop8h 05mDelta
Deal found 5/11£149
dim. 21/1206:00PDX - LAS
1 stop3h 55mSouthwest
jeu. 25/1212:40LAS - PDX
1 stop7h 15mSouthwest
Deal found 6/11£150
mer. 3/1210:36PDX - LAS
1 stop5h 37mAlaska Airlines
sam. 6/1207:00LAS - PDX
Nonstop2h 28mAlaska Airlines
Deal found 7/11£150
lun. 8/1216:02PDX - LAS
1 stop5h 57mUnited Airlines
mar. 9/1208:05LAS - PDX
2 stops6h 42mUnited Airlines
Deal found 6/11£151
sam. 20/1221:42PDX - LAS
Nonstop2h 17mAlaska Airlines
mer. 24/1207:00LAS - PDX
1 stop17h 25mAlaska Airlines
Deal found 5/11£153

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 7 novembre 2025.

Round-trip from

£111

One-way from

£50

Popular in

March

Cheapest in

February

Average price

£146
Alaska Airlines
  • Alaska Airlines
  • 21/12-28/12
  • Nonstop
  • 4h 43m total
  • Portland to Las Vegas
Search Deals
Frontier
  • Frontier
  • 6/3
  • Nonstop
  • 2h 13m total
  • Portland to Las Vegas
Search Deals
High demand for flights, 6% potential price rise
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 November 2025
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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 7 novembre 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

mer. 21/1

10:37-12:49

Nonstop2h 12m

Las Vegas Harry Reid Intl

mar. 27/1

14:19-16:45

Nonstop2h 26m

£135

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

mar. 27/1

17:41-19:57

Nonstop2h 16m

Las Vegas Harry Reid Intl

mar. 3/2

14:19-16:45

Nonstop2h 26m

£135

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

ven. 12/12

17:15-22:50

1 stop5h 35m

Las Vegas Harry Reid Intl

lun. 15/12

06:00-10:55

1 stop4h 55m

£141

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

lun. 15/12

17:49-23:55

1 stop6h 06m

Las Vegas Harry Reid Intl

jeu. 18/12

14:10-16:42

Nonstop2h 32m

£143

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

sam. 20/12

21:42-23:59

Nonstop2h 17m

Las Vegas Harry Reid Intl

mer. 24/12

18:19-20:50

Nonstop2h 31m

£143

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

mar. 9/12

17:47-20:03

Nonstop2h 16m

Las Vegas Harry Reid Intl

jeu. 11/12

06:00-13:50

1 stop7h 50m

£143

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

ven. 19/12

21:42-23:59

Nonstop2h 17m

Las Vegas Harry Reid Intl

mar. 30/12

07:00-09:30

Nonstop2h 30m

£150

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

mar. 9/12

17:49-22:53

1 stop5h 04m

Las Vegas Harry Reid Intl

sam. 13/12

07:00-09:28

Nonstop2h 28m

£150

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

mer. 3/12

07:00-09:16

Nonstop2h 16m

Las Vegas Harry Reid Intl

mar. 9/12

07:00-09:28

Nonstop2h 28m

£150

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

jeu. 18/12

07:01-09:10

Nonstop2h 09m

Las Vegas Harry Reid Intl

lun. 22/12

18:19-20:50

Nonstop2h 31m

£150

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 21 results
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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?

Use this chart to determine the optimal time to book a return flight from Portland to Las Vegas. Price data was last updated on 31 October 2025.

The best time to book flights from Portland to Las Vegas is 30 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, February is the cheapest month in which you can book a flight from Portland to Las Vegas (average of £37). Flying from Portland to Las Vegas in July is currently the most expensive (average of £72). 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 7 novembre 2025.

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 16m. 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: Spirit Airlines (92%), Condor (86%), Alaska Airlines (82%).

  • 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, February is the cheapest month in which you can book a flight from Portland to Las Vegas (average of £37). Flying from Portland to Las Vegas in July is currently the most expensive (average of £72). 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?

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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.

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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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