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$296+ Cheap flights from Barcelona-El Prat (BCN) to Las Vegas (LAS)

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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — LAS
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Cheapflights Tip: The best prices from Barcelona-El Prat to Las Vegas Harry Reid Intl are usually found in February or March, booked 77 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from Barcelona-El Prat to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Barcelona-El Prat (BCN) 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 October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$585
(Aer Lingus)

One-way from

$296
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$849
Provider with most accurate pricing for Barcelona-El Prat-Las Vegas Harry Reid Intl flight deals.
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Provider most trusted by Cheapflights users for Barcelona-El Prat-Las Vegas Harry Reid Intl flights.
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From Barcelona-El Prat to Las Vegas Harry Reid Intl
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One-way flight from Barcelona-El Prat to Las Vegas Harry Reid Intl
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Highest demand for flights based on searches. 6% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Barcelona-El Prat to Las Vegas

Cheapest flights from Barcelona-El Prat to Las Vegas
Explore the most affordable flight options available from Barcelona-El Prat to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Thu 12/43:05 pmBCN - LAS
1 stop34h 43mMultiple Airlines
Tue 12/91:39 pmLAS - BCN
1 stop17h 41mMultiple Airlines
Deal found 10/23$552
This Aer Lingus deal was found by Cheapflights users on 10/22. 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 Aer Lingus is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/611:30 amBCN - LAS
1 stop15h 20mAer Lingus
Thu 12/117:35 pmLAS - BCN
1 stop15h 50mAer Lingus
Deal found 10/22$585
This Gotogate deal was found by Cheapflights users on 10/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/611:30 amBCN - LAS
1 stop15h 20mAer Lingus
Sat 12/137:35 pmLAS - BCN
1 stop15h 50mAer Lingus
Deal found 10/22$609
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/611:30 amBCN - LAS
1 stop15h 20mMultiple Airlines
Sat 12/207:35 pmLAS - BCN
1 stop20h 30mMultiple Airlines
Deal found 10/21$672
This WAYA deal was found by Cheapflights users on 10/21. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/113:05 pmBCN - LAS
1 stop17h 36mMultiple Airlines
Tue 12/301:12 pmLAS - BCN
1 stop18h 08mMultiple Airlines
Deal found 10/21$680
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/111:35 pmBCN - LAS
3 stops32h 08mMultiple Airlines
Fri 11/1410:30 pmLAS - BCN
3 stops26h 05mMultiple Airlines
Deal found 10/21$707
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Thu 12/46:15 amBCN - LAS
1 stop20h 35mMultiple Airlines
Sat 12/207:35 pmLAS - BCN
1 stop20h 30mMultiple Airlines
Deal found 10/22$711
This Gotogate deal was found by Cheapflights users on 10/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:30 amBCN - LAS
1 stop15h 20mAer Lingus
Sat 12/207:35 pmLAS - BCN
1 stop15h 50mAer Lingus
Deal found 10/22$721
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Sat 11/229:10 pmBCN - LAS
2 stops30h 54mMultiple Airlines
Thu 11/2710:14 pmLAS - BCN
1 stop30h 06mMultiple Airlines
Deal found 10/22$727
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Wed 11/1910:55 amBCN - LAS
2 stops32h 40mMultiple Airlines
Thu 11/2710:14 pmLAS - BCN
1 stop30h 06mMultiple Airlines
Deal found 10/22$738
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Thu 11/2010:10 pmBCN - LAS
2 stops45h 07mMultiple Airlines
Thu 11/2710:14 pmLAS - BCN
1 stop30h 06mMultiple Airlines
Deal found 10/22$742

Cheapflights Fare Finder

 
Customize your flight search to find flights from Barcelona-El Prat 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 October 23, 2025.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to Las Vegas that are best for you.

Fly from

Barcelona-El Prat

Fly to

Las Vegas

Route

Depart

Return

Price

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Sat 12/6

11:30 am-5:50 pm

1 stop15h 20m

Las Vegas Harry Reid Intl

Thu 12/11

7:35 pm-8:25 pm

1 stop15h 50m

$585

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Thu 12/4

3:05 pm-4:48 pm

1 stop34h 43m

Las Vegas Harry Reid Intl

Tue 12/9

9:34 pm-7:00 pm

2 stops36h 26m

$595

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Fri 12/5

6:50 am-9:39 pm

2 stops23h 49m

Las Vegas Harry Reid Intl

Fri 12/12

5:20 am-8:20 am

2 stops18h 00m

$800

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Sat 11/8

9:55 am-8:46 pm

2 stops19h 51m

Las Vegas Harry Reid Intl

Sat 11/22

11:50 pm-8:20 am

1 stop23h 30m

$800

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Sat 11/8

6:50 am-12:17 am

2 stops26h 27m

Las Vegas Harry Reid Intl

Tue 12/2

8:04 am-9:00 am

1 stop15h 56m

$809

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Sat 11/8

7:10 pm-11:59 pm

2 stops37h 49m

Las Vegas Harry Reid Intl

Tue 12/2

1:40 pm-6:20 pm

2 stops43h 40m

$811

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Sat 12/6

6:00 am-2:15 pm

1 stop17h 15m

Las Vegas Harry Reid Intl

Sat 12/13

12:01 pm-2:00 pm

2 stops16h 59m

$820

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Sat 12/6

6:50 am-9:52 pm

2 stops24h 02m

Las Vegas Harry Reid Intl

Thu 12/11

6:00 am-8:20 am

2 stops17h 20m

$820

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Wed 11/19

6:50 am-8:07 pm

2 stops22h 17m

Las Vegas Harry Reid Intl

Tue 11/25

11:50 pm-8:20 am

1 stop23h 30m

$821

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Thu 12/4

6:00 am-2:15 pm

1 stop17h 15m

Las Vegas Harry Reid Intl

Mon 12/8

12:44 am-8:40 am

1 stop22h 56m

$824

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Showing 1-10 of 17 results
1
2

Compare providers for flights from Barcelona-El Prat to Las Vegas

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Barcelona-El Prat to Las Vegas in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Barcelona-El Prat Airport-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Barcelona-El Prat Airport-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Barcelona-El Prat Airport-Las Vegas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Barcelona-El Prat Airport-Las Vegas flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Barcelona-El Prat Airport-Las Vegas flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Barcelona-El Prat to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Barcelona-El Prat 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 Barcelona-El Prat Airport to Las Vegas

How far ahead should I book a flight from Barcelona-El Prat Airport to Las Vegas?

Use this chart to determine the optimal time to book a round-trip flight from Barcelona-El Prat to Las Vegas. Price data was last updated on October 17, 2025.

Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from Barcelona-El Prat Airport to Las Vegas. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Barcelona-El Prat Airport to Las Vegas?

Currently, February is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Las Vegas (average of $568). Flying from Barcelona-El Prat Airport to Las Vegas in July is currently the most expensive (average of $797). 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.

How much does it cost to fly round-trip from Barcelona-El Prat Airport to Las Vegas?

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 October 23, 2025.
Peruse reviews from past customers who have flown with KLM and British Airways from Barcelona-El Prat Airport to Las Vegas to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,404 reviews

Comfort

7.6

Entertainment

7.1

Crew

8.4

Boarding

7.8

Food

7.3

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,404 reviews
KLM
7.7
Good
1,404 reviews

Comfort

7.6

Entertainment

7.1

Crew

8.4

Boarding

7.8

Food

7.3

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,467 reviews
KLM
7.7
Good
1,404 reviews

Comfort

7.6

Entertainment

7.1

Crew

8.4

Boarding

7.8

Food

7.3

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Barcelona-El Prat 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 airport do you fly into for flights to Las Vegas from Barcelona-El Prat?

    For a flight from Barcelona-El Prat to Las Vegas, you will be flying into Harry Reid Intl. Las Vegas Harry Reid Intl (LAS) is just 6.2 mi from the center of the city. Harry Reid Intl is the only Las Vegas airport and it handles 0 inbound flights from Barcelona-El Prat per day. 2 airlines have flights to Las Vegas Harry Reid Intl from Barcelona-El Prat on a regular basis.

  • How long is the flight from Barcelona-El Prat Airport to Las Vegas?

    Airlines like Aer Lingus and United Airlines fly from Barcelona-El Prat Airport to Las Vegas in about 15h 20m. The time it takes to get you to your destination can typically vary by up to 8h 29m. The distance from Barcelona-El Prat Airport to Las Vegas is about 5775 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Barcelona-El Prat Airport to Las Vegas round-trip?

    According to our current data, British Airways ($581), and KLM ($764) offers the cheapest pricing from Barcelona-El Prat Airport to Las Vegas. You may be able to fly from Barcelona-El Prat Airport to Las Vegas for 32% less than the average price by searching for these airlines.

  • Can I find deals for flights from Barcelona-El Prat to Las Vegas that include hotel bookings?

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

  • How can I find direct flights from Barcelona-El Prat to Las Vegas?

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

  • Can I find deals for business class flights from Barcelona-El Prat to Las Vegas?

    Yes. Cheapflights offers flight deals from Barcelona-El Prat 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 Barcelona-El Prat Airport to Las Vegas?

    Currently, February is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Las Vegas (average of $568). Flying from Barcelona-El Prat Airport to Las Vegas in July is currently the most expensive (average of $797). 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
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Top 2 airlines flying from Barcelona-El Prat to Las Vegas

Discover the top 2 airlines that operate flights from Barcelona-El Prat 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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$581Average$838FlexibilityNo cancel feeOn-time70%
KLMCheapest$764Average$847FlexibilityNo cancel feeOn-time75%

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