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Cheap flights from Ireland to Las Vegas from £297

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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LAS
22 Apr — 29 Apr1
1 adult

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 17 April 2025.

Round-trip from

£405

One-way from

£297

Popular in

July

Cheapest in

November

Average price

£507

Good round-trip deal

£474 or less
KLM
  • KLM
  • 21/5-26/5
  • 2 total stops
  • 31h 25m total
  • Ireland to Las Vegas
WestJet
  • WestJet
  • 18/6
  • 2 total stops
  • 31h 43m total
  • Ireland to Las Vegas
Highest demand for flights based on searches. 14% potential increase in price (£64 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Ireland to Las Vegas Harry Reid Intl.

Find flight deals from Ireland to Las Vegas

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 17 April 2025.

Wed 21/511:00DUB - LAS
1 stop17h 05mKLM
Mon 26/509:35LAS - DUB
1 stop14h 20mKLM
Deal found 16/4£405
Thu 13/1113:10DUB - LAS
1 stop13h 40mBritish Airways
Tue 18/1120:55LAS - DUB
1 stop14h 40mBritish Airways
Deal found 15/4£408
Wed 21/505:55DUB - LAS
2 stops18h 30mDelta
Mon 26/506:00LAS - DUB
2 stops17h 55mDelta
Deal found 16/4£415
Fri 26/1214:05DUB - LAS
1 stop15h 39mMultiple Airlines
Tue 30/1220:55LAS - DUB
1 stop14h 40mMultiple Airlines
Deal found 16/4£419
Tue 23/1206:00DUB - LAS
2 stops18h 31mAir France
Tue 30/1209:34LAS - DUB
1 stop14h 11mAir France
Deal found 16/4£429
Sat 24/510:15DUB - LAS
2 stops19h 13mScandinavian Airlines
Fri 30/509:37LAS - DUB
2 stops46h 33mScandinavian Airlines
Deal found 16/4£437
Tue 4/1111:50DUB - LAS
1 stop15h 58mUnited Airlines
Tue 11/1108:50LAS - DUB
2 stops17h 15mUnited Airlines
Deal found 16/4£444
Tue 23/1215:20DUB - LAS
Nonstop10h 30mAer Lingus
Tue 30/1219:35LAS - DUB
Nonstop9h 35mAer Lingus
Deal found 16/4£447
Thu 15/509:50DUB - LAS
2 stops32h 49mAir Canada
Thu 22/507:25LAS - DUB
1 stop16h 20mAir Canada
Deal found 16/4£516
Thu 15/508:40DUB - LAS
1 stop15h 55mSWISS
Wed 28/516:05LAS - DUB
2 stops17h 45mSWISS
Deal found 16/4£522
Thu 17/411:35DUB - LAS
2 stops15h 34mLufthansa
Thu 1/510:46LAS - DUB
2 stops15h 34mLufthansa
Deal found 16/4£648
Wed 12/1104:25DUB - LAS
2 stops37h 35mTAP AIR PORTUGAL
Tue 18/1107:10LAS - DUB
2 stops32h 10mTAP AIR PORTUGAL
Deal found 15/4£885

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 17 April 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

Wed 21/5

11:00-20:05

1 stop17h 05m

Las Vegas Harry Reid Intl

Mon 26/5

09:35-07:55

1 stop14h 20m

£405

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Wed 21/5

05:55-16:25

2 stops18h 30m

Las Vegas Harry Reid Intl

Mon 26/5

06:00-07:55

2 stops17h 55m

£415

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 24/5

10:15-21:28

2 stops19h 13m

Las Vegas Harry Reid Intl

Fri 30/5

09:37-16:10

2 stops46h 33m

£437

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Fri 2/5

09:50-09:18

2 stops31h 28m

Las Vegas Harry Reid Intl

Fri 16/5

07:00-10:20

2 stops19h 20m

£478

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 15/5

08:40-16:35

1 stop15h 55m

Las Vegas Harry Reid Intl

Thu 22/5

07:25-07:45

1 stop16h 20m

£512

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 15/5

09:50-10:39

2 stops32h 49m

Las Vegas Harry Reid Intl

Thu 22/5

07:25-07:45

1 stop16h 20m

£516

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 15/5

08:40-16:35

1 stop15h 55m

Las Vegas Harry Reid Intl

Wed 28/5

16:05-17:50

2 stops17h 45m

£522

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 15/5

16:55-22:12

2 stops37h 17m

Las Vegas Harry Reid Intl

Wed 28/5

14:19-12:35

2 stops38h 16m

£917

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sun 20/4

12:15-21:40

2 stops41h 25m

Las Vegas Harry Reid Intl

Fri 25/4

10:08-11:05

2 stops40h 57m

£3,226

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 22/4

15:05-17:35

Nonstop10h 30m

Las Vegas Harry Reid Intl

Sat 26/4

19:20-13:05

Nonstop9h 45m

£5,625

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 14 results
1
2

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, January is the cheapest month in which you can book a flight from Ireland to Las Vegas (average of £689). Flying from Ireland to Las Vegas in July is currently the most expensive (average of £1,020). 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 17 April 2025.

When flying from Ireland to Las Vegas, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 inches per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

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 17 April 2025.
Read through reviews of airlines operating flights from Ireland to Las Vegas, such as Delta, KLM and Finnair. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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?

  • 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%), Aer Lingus (100%) or British Airways (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 £375. While the most popular route (Dublin - Las Vegas Harry Reid Intl) can be booked for £683 on average our data indicates £977 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, January is the cheapest month in which you can book a flight from Ireland to Las Vegas (average of £689). Flying from Ireland to Las Vegas in July is currently the most expensive (average of £1,020). 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 Ireland?

Book flights to Ireland if you plan to visit one of these locations
Kingman
Henderson
Primm
Paradise

Browse thousands of different options on Cheapflights for your next trip

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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 17 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£349Average£479FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£350Average£463FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£356Average£480FlexibilityNo cancel feeOn-time77%
Search Air France flights
LufthansaCheapest£359Average£466FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Aer LingusCheapest£366Average£507FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
IberiaCheapest£369Average£469FlexibilityNo cancel feeOn-time77%
Search Iberia flights
KLMCheapest£374Average£496FlexibilityNo cancel feeOn-time75%
Search KLM flights
DeltaCheapest£381Average£478FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest£394Average£553FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest£441Average£556FlexibilityNo 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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