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Cheap flights from Ireland to Las Vegas from £265

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LAS
6 Jul — 13 Jul1
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 1 July 2025.

Round-trip from

£376

One-way from

£265

Popular in

July

Cheapest in

January

Average price

£588

Good round-trip deal

£399 or less
British Airways
  • British Airways
  • 25/8-9/9
  • 3 total stops
  • 40h 35m total
  • Ireland to Las Vegas
WestJet
  • WestJet
  • 9/10
  • 3 total stops
  • 41h 37m total
  • Ireland to Las Vegas
Highest demand for flights based on searches. 13% potential increase in price (£56 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Average for round-trip flights in July 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 1 July 2025.

Mon 25/820:55DUB - LAS
1 stop24h 25mBritish Airways
Tue 9/911:45LAS - DUB
2 stops16h 10mBritish Airways
Deal found 30/6£376
Tue 4/1115:15DUB - LAS
Nonstop10h 35mAer Lingus
Sat 15/1119:35LAS - DUB
Nonstop9h 45mAer Lingus
Deal found 30/6£381
Fri 31/1008:00DUB - LAS
2 stops20h 35mUnited Airlines
Mon 10/1107:23LAS - DUB
2 stops16h 07mUnited Airlines
Deal found 30/6£384
Tue 14/1008:35DUB - LAS
1 stop19h 25mAmerican Airlines
Fri 31/1016:30LAS - DUB
2 stops17h 30mAmerican Airlines
Deal found 30/6£384
Sun 19/1009:00DUB - LAS
1 stop15h 20mLufthansa
Sun 2/1110:40LAS - DUB
2 stops15h 40mLufthansa
Deal found 30/6£385
Tue 28/1010:40DUB - LAS
1 stop14h 47mBrussels Airlines
Sat 8/1111:00LAS - DUB
1 stop13h 10mBrussels Airlines
Deal found 30/6£388
Sat 1/1108:50DUB - LAS
2 stops21h 15mDelta
Sat 8/1123:36LAS - DUB
1 stop25h 09mDelta
Deal found 30/6£393
Sun 19/1009:20DUB - LAS
1 stop14h 38mAir Canada
Fri 31/1023:30LAS - DUB
1 stop23h 40mAir Canada
Deal found 30/6£395
Sat 1/1105:55DUB - LAS
2 stops17h 30mKLM
Sun 16/1109:25LAS - DUB
1 stop15h 20mKLM
Deal found 29/6£399
Mon 1/912:40DUB - LAS
1 stop17h 03mFinnair
Mon 8/910:32LAS - DUB
1 stop15h 13mFinnair
Deal found 30/6£402
Wed 17/913:45DUB - LAS
1 stop17h 07mIberia
Wed 24/915:35LAS - DUB
1 stop12h 05mIberia
Deal found 30/6£404
Wed 27/820:15DUB - LAS
3 stops34h 13mMultiple Airlines
Sat 30/807:55LAS - DUB
2 stops19h 35mMultiple Airlines
Deal found 30/6£410

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 1 July 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

Mon 25/8

20:55-13:20

1 stop24h 25m

Las Vegas Harry Reid Intl

Tue 9/9

11:45-11:55

2 stops16h 10m

£376

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 4/11

15:15-17:50

Nonstop10h 35m

Las Vegas Harry Reid Intl

Sat 15/11

19:35-13:20

Nonstop9h 45m

£381

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Fri 31/10

08:00-21:35

2 stops20h 35m

Las Vegas Harry Reid Intl

Mon 10/11

07:23-07:30

2 stops16h 07m

£384

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 14/10

08:35-20:00

1 stop19h 25m

Las Vegas Harry Reid Intl

Fri 31/10

16:30-17:00

2 stops17h 30m

£384

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sun 19/10

05:55-16:20

1 stop18h 25m

Las Vegas Harry Reid Intl

Sat 1/11

10:40-10:20

2 stops16h 40m

£385

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 28/10

10:40-18:27

1 stop14h 47m

Las Vegas Harry Reid Intl

Sat 8/11

11:00-08:10

1 stop13h 10m

£388

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 1/11

08:50-23:05

2 stops21h 15m

Las Vegas Harry Reid Intl

Sat 8/11

23:36-08:45

1 stop25h 09m

£393

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sun 19/10

09:20-15:58

1 stop14h 38m

Las Vegas Harry Reid Intl

Fri 31/10

23:30-06:10

1 stop23h 40m

£395

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 1/11

05:55-16:25

2 stops17h 30m

Las Vegas Harry Reid Intl

Sun 16/11

09:25-08:45

1 stop15h 20m

£399

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Mon 1/9

12:40-21:43

1 stop17h 03m

Las Vegas Harry Reid Intl

Mon 8/9

10:32-09:45

1 stop15h 13m

£402

Flights are sorted by cheapest return flights first.

Deals found on 30/6

Showing 1-10 of 21 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, 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 1 July 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.

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 1 July 2025.
Read reviews from past customers who have flown with Delta, KLM, andFinnair 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.

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very Good

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 cheapest airlines to fly from Ireland to Las Vegas one-way?

    £265 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Aer Lingus and British Airways, with prices starting from £389 and £441, 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 (50%), Aer Lingus (50%) or British Airways (50%) 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 £386. While the most popular route (Dublin - Las Vegas Harry Reid Intl) can be booked for £386 on average our data indicates £1,026 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
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 1 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£332Average£433FlexibilityNo cancel feeOn-time77%
Search Air France flights
United AirlinesCheapest£337Average£462FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£339Average£451FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£343Average£450FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£347Average£446FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IberiaCheapest£348Average£453FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Aer LingusCheapest£354Average£487FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapest£368Average£462FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest£402Average£546FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest£425Average£524FlexibilityNo 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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