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$299+ 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — LAS
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
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 septiembre 17, 2025.

Round-trip from

$566
(Gotogate)

One-way from

$299
(Trip.com)

Popular in

August

Cheapest in

February

Average price

$828
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. 7% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in September 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 septiembre 17, 2025.

This Gotogate deal was found by Cheapflights users on 9/15. 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.
mar. 11/1811:30 amBCN - LAS
1 stop15h 20mAer Lingus
sáb. 12/67:35 pmLAS - BCN
1 stop15h 50mAer Lingus
Deal found 9/15$566
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
mié. 10/156:10 pmBCN - LAS
2 stops30h 45mMultiple Airlines
mié. 10/227:33 pmLAS - BCN
1 stop36h 12mMultiple Airlines
Deal found 9/17$595
This Mytrip deal was found by Cheapflights users on 9/16. 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.
sáb. 11/87:10 pmBCN - LAS
3 stops32h 18mMultiple Airlines
jue. 11/137:00 amLAS - BCN
3 stops26h 20mMultiple Airlines
Deal found 9/16$604
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
lun. 10/206:30 amBCN - LAS
2 stops42h 05mMultiple Airlines
jue. 10/234:10 pmLAS - BCN
1 stop15h 35mMultiple Airlines
Deal found 9/17$609
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
lun. 10/206:30 amBCN - LAS
2 stops42h 05mMultiple Airlines
vie. 10/248:00 amLAS - BCN
1 stop19h 25mMultiple Airlines
Deal found 9/17$635
This Mytrip deal was found by Cheapflights users on 9/16. 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.
jue. 12/47:10 pmBCN - LAS
3 stops32h 18mMultiple Airlines
mié. 12/107:00 amLAS - BCN
2 stops26h 20mMultiple Airlines
Deal found 9/16$640

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 septiembre 17, 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

jue. 2/12

10:40 am-5:44 pm

1 stop16h 04m

Las Vegas Harry Reid Intl

lun. 2/16

8:55 pm-7:45 pm

1 stop13h 50m

$637

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

vie. 2/13

10:40 am-7:57 pm

1 stop18h 17m

Las Vegas Harry Reid Intl

sáb. 2/21

9:06 am-8:50 am

1 stop14h 44m

$680

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

mié. 12/3

12:30 pm-10:17 pm

2 stops18h 47m

Las Vegas Harry Reid Intl

lun. 12/8

8:55 pm-7:45 pm

1 stop13h 50m

$691

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

mié. 12/3

11:00 am-11:59 pm

1 stop21h 59m

Las Vegas Harry Reid Intl

dom. 12/7

11:54 pm-9:00 am

1 stop24h 06m

$702

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

mar. 11/18

11:00 am-10:18 pm

2 stops20h 18m

Las Vegas Harry Reid Intl

sáb. 12/6

10:31 am-9:00 am

1 stop13h 29m

$721

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

sáb. 2/14

6:50 am-9:59 pm

2 stops24h 09m

Las Vegas Harry Reid Intl

vie. 2/20

7:05 am-9:00 am

2 stops16h 55m

$735

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

jue. 2/12

6:50 am-6:00 pm

2 stops20h 10m

Las Vegas Harry Reid Intl

mar. 2/17

5:35 am-9:00 am

2 stops18h 25m

$736

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

vie. 2/13

6:45 am-8:25 pm

2 stops22h 40m

Las Vegas Harry Reid Intl

dom. 2/22

10:00 am-9:00 am

1 stop14h 00m

$744

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

vie. 3/6

9:55 am-11:19 pm

2 stops22h 24m

Las Vegas Harry Reid Intl

mar. 3/10

12:45 pm-2:05 pm

2 stops17h 20m

$761

BarcelonaLas Vegas

BCN - LAS

BCNLAS

Barcelona-El Prat

jue. 10/23

10:05 am-7:55 pm

1 stop18h 50m

Las Vegas Harry Reid Intl

mar. 11/4

12:00 pm-7:55 pm

2 stops22h 55m

$766

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 20 results
1
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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 September 12, 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, 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 septiembre 17, 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.

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 septiembre 17, 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
7.8
Good
1,386 reviews

Entertainment

7.2

Comfort

7.7

Overall

7.8

Crew

8.4

Boarding

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,386 reviews
KLM
7.8
Good
1,386 reviews

Entertainment

7.2

Comfort

7.7

Overall

7.8

Crew

8.4

Boarding

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
British Airways
6.7
Okay
7,367 reviews
KLM
7.8
Good
1,386 reviews

Entertainment

7.2

Comfort

7.7

Overall

7.8

Crew

8.4

Boarding

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

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.

  • 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, 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?

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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$581Average$838FlexibilityNo cancel feeOn-time70%
KLMCheapest$764Average$847FlexibilityNo cancel feeOn-time75%

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