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Cheap flights from Ireland to Las Vegas from £348

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 22/2. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LAS
11 Dec — 18 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Las Vegas

Keep the following information in mind while searching for Ireland to Las Vegas flight deals. Data was last updated 11 November 2025.

Round-trip from

£376

One-way from

£348

Popular in

August

Cheapest in

November

Average price

£434

Good round-trip deal

£376 or less
Delta
  • Delta
  • 4/12-18/12
  • 2 total stops
  • 30h 45m total
  • Ireland to Las Vegas
Search Deals
British Airways
  • British Airways
  • 22/2
  • 2 total stops
  • 19h 13m total
  • Ireland to Las Vegas
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£44 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Ireland to Las Vegas Harry Reid Intl.
Search Deals

Find flight deals from Ireland to Las Vegas

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Las Vegas
Explore the most affordable flight options available from Ireland to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 November 2025.

Thu 4/1208:50DUB - LAS
1 stop13h 25mDelta
Thu 18/1206:25LAS - DUB
1 stop17h 20mDelta
Deal found 10/11£376
Tue 18/1105:55DUB - LAS
2 stops18h 20mDelta
Tue 25/1113:49LAS - DUB
2 stops17h 56mDelta
Deal found 10/11£377
Thu 27/1113:25DUB - LAS
2 stops19h 02mDelta
Thu 4/1213:40LAS - DUB
2 stops18h 05mDelta
Deal found 9/11£379
Tue 2/1209:45DUB - LAS
2 stops21h 44mDelta
Tue 9/1213:40LAS - DUB
2 stops18h 05mDelta
Deal found 10/11£385
Sat 13/1211:30DUB - LAS
1 stop16h 06mIberia
Sat 20/1206:50LAS - DUB
1 stop17h 50mIberia
Deal found 10/11£387
Sat 13/1211:30DUB - LAS
1 stop16h 06mIberia
Sun 21/1207:00LAS - DUB
1 stop16h 10mIberia
Deal found 9/11£387
Sat 13/1212:05DUB - LAS
1 stop14h 45mAer Lingus
Sat 20/1219:35LAS - DUB
Nonstop9h 45mAer Lingus
Deal found 10/11£407
Sat 13/1211:30DUB - LAS
1 stop16h 06mIberia
Tue 23/1210:51LAS - DUB
1 stop12h 24mIberia
Deal found 9/11£409
Tue 2/1215:15DUB - LAS
Nonstop10h 35mMultiple Airlines
Tue 9/1223:53LAS - DUB
1 stop21h 02mMultiple Airlines
Deal found 10/11£415

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland 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 11 November 2025.
Use the filters below to find and compare flights from Ireland to Las Vegas that are best for you.

Fly from

Ireland

Fly to

Las Vegas

Route

Depart

Return

Price

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 27/11

09:45-16:28

1 stop14h 43m

Las Vegas Harry Reid Intl

Thu 4/12

10:00-08:45

1 stop14h 45m

£387

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 24/1

15:15-17:50

Nonstop10h 35m

Las Vegas Harry Reid Intl

Thu 29/1

13:35-14:30

1 stop16h 55m

£415

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 13/12

12:15-21:52

1 stop17h 37m

Las Vegas Harry Reid Intl

Sat 20/12

19:35-13:20

Nonstop9h 45m

£419

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Fri 21/11

05:10-17:02

2 stops19h 52m

Las Vegas Harry Reid Intl

Mon 24/11

13:33-17:10

2 stops19h 37m

£443

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Fri 21/11

09:00-21:37

2 stops20h 37m

Las Vegas Harry Reid Intl

Sun 23/11

00:59-08:10

2 stops23h 11m

£448

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 13/12

08:45-22:13

2 stops21h 28m

Las Vegas Harry Reid Intl

Sat 20/12

22:04-07:45

1 stop25h 41m

£450

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 2/12

07:35-18:50

1 stop19h 15m

Las Vegas Harry Reid Intl

Sun 7/12

10:17-11:15

2 stops16h 58m

£460

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 13/12

17:20-14:40

1 stop29h 20m

Las Vegas Harry Reid Intl

Sat 20/12

14:26-08:10

1 stop33h 44m

£463

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 6/12

09:30-20:51

2 stops19h 21m

Las Vegas Harry Reid Intl

Sat 14/3

23:35-07:30

2 stops24h 55m

£465

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Fri 21/11

05:55-18:17

2 stops20h 22m

Las Vegas Harry Reid Intl

Sun 23/11

00:43-07:45

1 stop23h 02m

£467

Flights are sorted by cheapest return flights first.

Deals found on 9/11

Showing 1-10 of 22 results
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Best time to book a flight from Ireland to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Ireland 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 Ireland to Las Vegas

What is the cheapest month to book a flight from Ireland to Las Vegas?

Currently, March is the cheapest month in which you can book a flight from Ireland to Las Vegas (average of £349). Flying from Ireland to Las Vegas in July is currently the most expensive (average of £510). 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 IE to LAS?

Find hourly flight availability from Ireland 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 11 November 2025.

When flying from Ireland to Las Vegas, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 17% versus a flight at midday.

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 11 November 2025.
Read reviews from past customers who have flown with KLM, United Airlines, andAmerican Airlines from Ireland to Las Vegas. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,410 reviews
Check prices

Crew

8.4

Entertainment

7.1

Overall

7.7

Comfort

7.7

Boarding

7.8

Food

7.3

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
1,410 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Crew

8.4

Entertainment

7.1

Overall

7.7

Comfort

7.7

Boarding

7.8

Food

7.3

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.
United Airlines
7.4
Good
9,012 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Crew

8.4

Entertainment

7.1

Overall

7.7

Comfort

7.7

Boarding

7.8

Food

7.3

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.
American Airlines
7.2
Good
11,047 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Crew

8.4

Entertainment

7.1

Overall

7.7

Comfort

7.7

Boarding

7.8

Food

7.3

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.
Aer Lingus
7.2
Good
1,368 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Crew

8.4

Entertainment

7.1

Overall

7.7

Comfort

7.7

Boarding

7.8

Food

7.3

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
7,510 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Crew

8.4

Entertainment

7.1

Overall

7.7

Comfort

7.7

Boarding

7.8

Food

7.3

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 Ireland 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 Ireland?

    Most people fly into Las Vegas Harry Reid Intl (LAS) if they book a flight to Las Vegas from Ireland. Harry Reid Intl is conveniently located just 6.2 mi from Las Vegas’s city center.

  • How popular is this Ireland to Las Vegas flight route?

    The Ireland to Las Vegas Harry Reid Intl flight path was viewed by 219 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 Ireland to Las Vegas?

    Airlines like Delta and Lufthansa fly from Ireland to Las Vegas in about 14h 43m. The time it takes to get you to your destination can typically vary by up to 5h 09m. There are 4938 mi between Ireland and Las Vegas. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Ireland to Las Vegas one-way?

    £348 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on KLM and Delta, with prices starting from £505 and £515, respectively.

  • What are the most reliable airlines from Ireland to Las Vegas?

    No one likes to see their flight delayed. When booking a flight from Ireland to Las Vegas consider choosing American Airlines (100%), Qatar Airways (100%) or Aer Lingus (100%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Ireland to Las Vegas?

    Looking at all options, your cheapest flight can be booked for £371. While the most popular route (Dublin - Las Vegas Harry Reid Intl) can be booked for £343 on average, our data indicates £435 when flying from Ireland to Las Vegas.

  • Can I find deals for flights from Ireland to Las Vegas that include hotel bookings?

    Yes. In addition to deals on Ireland to Las Vegas flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Las Vegas?

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

  • Can I find deals for business class flights from Ireland to Las Vegas?

    Yes. Cheapflights offers flight deals from Ireland 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 Ireland to Las Vegas?

    Currently, March is the cheapest month in which you can book a flight from Ireland to Las Vegas (average of £349). Flying from Ireland to Las Vegas in July is currently the most expensive (average of £510). 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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Alternative routes for Ireland to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Las Vegas flights
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Glasgow Intl to Twin Falls flights
Vienna to Las Vegas flights
Zurich to Las Vegas flights
Saint Peter to Las Vegas flights
Geneva to Las Vegas flights
Berlin to Las Vegas flights
Athens to Las Vegas flights
Stansted to Reno flights

Top 10 airlines flying from Ireland to Las Vegas

Discover the top 10 airlines that operate flights from Ireland 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 858,174 searches. Data last updated 11 November 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£307Average£469FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air FranceCheapest£346Average£422FlexibilityNo cancel feeOn-time77%
Search Air France flights
United AirlinesCheapest£351Average£498FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IberiaCheapest£353Average£461FlexibilityNo cancel feeOn-time77%
Search Iberia flights
KLMCheapest£357Average£475FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£360Average£425FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£370Average£505FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
American AirlinesCheapest£384Average£563FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest£409Average£483FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapest£441Average£532FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Las Vegas?

Deals for Ireland to Las Vegas flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Las Vegas?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Las Vegas from Ireland.

Can Cheapflights find flights from Ireland 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 Ireland 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 Ireland to Las Vegas become cheaper?

Yes, Cheapflights offers price alerts on Ireland to Las Vegas flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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