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$329+ 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — LAS
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
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 September, booked 39 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 August 14, 2025.

Round-trip from

$642
(Kiwi.com)

One-way from

$329
(Mytrip)

Popular in

August

Cheapest in

February

Average price

$986
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 ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/14. 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 11/89:35 pmBCN - LAS
2 stops45h 56mMultiple Airlines
Fri 11/1410:29 pmLAS - BCN
1 stop29h 51mMultiple Airlines
Deal found 8/14$642
This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
Sun 11/910:00 amBCN - LAS
2 stops33h 31mMultiple Airlines
Fri 11/1410:29 pmLAS - BCN
1 stop29h 51mMultiple Airlines
Deal found 8/14$648
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 11/1310:00 amBCN - LAS
2 stops33h 31mMultiple Airlines
Fri 11/1410:29 pmLAS - BCN
1 stop29h 51mMultiple Airlines
Deal found 8/14$655
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 11/277:20 pmBCN - LAS
2 stops55h 51mMultiple Airlines
Fri 12/59:34 pmLAS - BCN
1 stop30h 46mMultiple Airlines
Deal found 8/13$664
This Mytrip deal was found by Cheapflights users on 8/12. 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.
Thu 9/48:20 amBCN - LAS
3 stops47h 06mMultiple Airlines
Sat 9/612:47 amLAS - BCN
3 stops33h 33mMultiple Airlines
Deal found 8/12$665
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 9/279:45 amBCN - LAS
2 stops20h 12mMultiple Airlines
Sat 10/411:26 amLAS - BCN
1 stop20h 19mMultiple Airlines
Deal found 8/13$668
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 11/267:20 pmBCN - LAS
2 stops55h 51mMultiple Airlines
Fri 12/59:34 pmLAS - BCN
1 stop30h 46mMultiple Airlines
Deal found 8/13$669
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Fri 11/285:50 amBCN - LAS
2 stops45h 21mMultiple Airlines
Fri 12/59:34 pmLAS - BCN
1 stop30h 46mMultiple Airlines
Deal found 8/13$671
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Tue 11/255:50 amBCN - LAS
2 stops24h 41mMultiple Airlines
Fri 12/59:34 pmLAS - BCN
1 stop30h 46mMultiple Airlines
Deal found 8/13$673
This Booking.com deal was found by Cheapflights users on 8/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/279:55 amBCN - LAS
2 stops21h 36mAir Canada
Sat 11/299:10 amLAS - BCN
1 stop15h 25mAir Canada
Deal found 8/13$675
This Booking.com deal was found by Cheapflights users on 8/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/136:50 amBCN - LAS
2 stops18h 08mAir Canada
Sat 9/2011:15 amLAS - BCN
1 stop35h 35mAir Canada
Deal found 8/14$677
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 9/2410:40 pmBCN - LAS
2 stops31h 38mMultiple Airlines
Sat 9/279:57 pmLAS - BCN
1 stop30h 38mMultiple Airlines
Deal found 8/14$679

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 August 14, 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 11/8

9:35 pm-10:31 am

2 stops45h 56m

Las Vegas Harry Reid Intl

Fri 11/14

10:29 pm-1:20 pm

1 stop29h 51m

$642

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Sun 11/9

10:00 am-10:31 am

2 stops33h 31m

Las Vegas Harry Reid Intl

Fri 11/14

10:29 pm-1:20 pm

1 stop29h 51m

$648

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Thu 11/13

10:00 am-10:31 am

2 stops33h 31m

Las Vegas Harry Reid Intl

Fri 11/14

10:29 pm-1:20 pm

1 stop29h 51m

$655

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Thu 11/27

7:20 pm-6:11 pm

2 stops55h 51m

Las Vegas Harry Reid Intl

Fri 12/5

9:34 pm-1:20 pm

1 stop30h 46m

$664

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Thu 9/4

8:20 am-10:26 pm

3 stops47h 06m

Las Vegas Harry Reid Intl

Sat 9/6

12:47 am-7:20 pm

3 stops33h 33m

$665

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Sat 9/27

9:45 am-8:57 pm

2 stops20h 12m

Las Vegas Harry Reid Intl

Sat 10/4

11:26 am-4:45 pm

1 stop20h 19m

$668

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Wed 11/26

7:20 pm-6:11 pm

2 stops55h 51m

Las Vegas Harry Reid Intl

Fri 12/5

9:34 pm-1:20 pm

1 stop30h 46m

$669

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Fri 11/28

5:50 am-6:11 pm

2 stops45h 21m

Las Vegas Harry Reid Intl

Fri 12/5

9:34 pm-1:20 pm

1 stop30h 46m

$671

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Tue 11/25

5:50 am-9:31 pm

2 stops24h 41m

Las Vegas Harry Reid Intl

Fri 12/5

9:34 pm-1:20 pm

1 stop30h 46m

$673

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

Thu 11/27

9:55 am-10:31 pm

2 stops21h 36m

Las Vegas Harry Reid Intl

Sat 11/29

9:10 am-9:35 am

1 stop15h 25m

$675

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 20 results
1
2

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 August 8, 2025.

Booking 39 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, August is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Las Vegas (average of $198). Flying from Barcelona-El Prat Airport 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 BCN to LAS?

Find hourly flight availability from Barcelona-El Prat 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 14, 2025.

One of the essential ways to save on airfare from Barcelona-El Prat Airport to Las Vegas is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 6% on airfare.

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 14, 2025.
Peruse reviews from past customers who have flown with KLM, United Airlines, 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
7.8
Good
1,381 reviews

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,381 reviews
KLM
7.8
Good
1,381 reviews

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
United Airlines
7.4
Good
8,916 reviews
KLM
7.8
Good
1,381 reviews

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.7
Okay
7,266 reviews
KLM
7.8
Good
1,381 reviews

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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. 3 airlines have flights to Las Vegas Harry Reid Intl from Barcelona-El Prat on a regular basis.

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

    According to our current data, British Airways ($581), United Airlines ($653), and KLM ($725) 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, August is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Las Vegas (average of $198). Flying from Barcelona-El Prat Airport 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?

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Top 3 airlines flying from Barcelona-El Prat to Las Vegas

Discover the top 3 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$581Average$838FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$653Average$916FlexibilityNo cancel feeOn-time69%
KLMCheapest$725Average$847FlexibilityNo cancel feeOn-time75%

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