Cheap flights from Ireland to Las Vegas from £316

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LAS
8 Jan — 15 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 9 December 2025.

Fri 26/1212:55DUB - LAS
1 stop15h 56mMultiple Airlines
Tue 30/1208:05LAS - DUB
1 stop15h 10mMultiple Airlines
Deal found 8/12£471
Tue 23/1211:30DUB - LAS
1 stop14h 30mMultiple Airlines
Sun 28/1210:51LAS - DUB
1 stop12h 19mMultiple Airlines
Deal found 6/12£499
Tue 23/1212:05DUB - LAS
2 stops17h 53mUnited Airlines
Sun 28/1205:30LAS - DUB
2 stops20h 25mUnited Airlines
Deal found 7/12£515
Fri 26/1210:40DUB - LAS
1 stop19h 52mUnited Airlines
Tue 30/1205:30LAS - DUB
2 stops18h 00mUnited Airlines
Deal found 8/12£515
Thu 11/1205:55DUB - LAS
2 stops18h 18mDelta
Sat 13/1200:30LAS - DUB
1 stop23h 15mDelta
Deal found 6/12£520
Tue 23/1211:30DUB - LAS
1 stop14h 30mMultiple Airlines
Thu 1/108:05LAS - DUB
1 stop15h 05mMultiple Airlines
Deal found 7/12£530
Tue 23/1209:45DUB - LAS
2 stops22h 14mDelta
Thu 1/106:32LAS - DUB
2 stops17h 13mDelta
Deal found 7/12£542
Mon 8/1208:50DUB - LAS
1 stop18h 00mBritish Airways
Mon 15/1220:55LAS - DUB
1 stop14h 45mBritish Airways
Deal found 7/12£572
Sat 6/1220:40DUB - LAS
1 stop30h 10mBritish Airways
Thu 11/1220:55LAS - DUB
1 stop15h 50mBritish Airways
Deal found 6/12£591
Sat 6/1210:40DUB - LAS
2 stops21h 44mUnited Airlines
Thu 11/1208:04LAS - DUB
1 stop15h 26mUnited Airlines
Deal found 6/12£595
Mon 8/1205:55DUB - LAS
2 stops21h 57mDelta
Mon 15/1207:14LAS - DUB
1 stop16h 31mDelta
Deal found 7/12£604

Find 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 9 December 2025.

Round-trip from

£367

One-way from

£316

Popular in

August

Cheapest in

November

Average price

£476

Good round-trip deal

£396 or less
23/1-30/1
  • 23/1-30/1
  • 3 total stops
  • 51h 54m total
  • Ireland to Las Vegas
15/1
  • 15/1
  • 3 total stops
  • 48h 21m total
  • Ireland to Las Vegas
Highest demand for flights based on searches. 10% potential increase in price (£43 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from Ireland to Las Vegas Harry Reid Intl.

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 9 December 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 21/1

10:20-18:50

1 stop16h 30m

Las Vegas Harry Reid Intl

Sun 25/1

10:36-08:40

2 stops14h 04m

£369

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Wed 21/1

10:20-18:50

1 stop16h 30m

Las Vegas Harry Reid Intl

Wed 28/1

11:57-17:20

2 stops21h 23m

£374

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sun 25/1

11:30-21:59

1 stop18h 29m

Las Vegas Harry Reid Intl

Sun 1/2

06:03-08:40

1 stop18h 37m

£374

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Fri 13/2

11:30-22:38

1 stop19h 08m

Las Vegas Harry Reid Intl

Fri 20/2

07:00-08:40

1 stop17h 40m

£374

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Fri 13/3

11:30-21:49

2 stops17h 19m

Las Vegas Harry Reid Intl

Sun 22/3

10:07-08:40

2 stops15h 33m

£375

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sun 25/1

11:30-21:48

2 stops18h 18m

Las Vegas Harry Reid Intl

Sun 1/2

10:55-08:40

2 stops13h 45m

£375

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Wed 14/1

11:30-21:48

2 stops18h 18m

Las Vegas Harry Reid Intl

Wed 21/1

10:55-08:40

2 stops13h 45m

£375

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Mon 9/3

11:30-22:36

1 stop18h 06m

Las Vegas Harry Reid Intl

Sun 15/3

10:32-08:40

1 stop15h 08m

£375

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 17/1

11:30-21:00

2 stops17h 30m

Las Vegas Harry Reid Intl

Sat 31/1

06:03-08:40

1 stop18h 37m

£375

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 20/1

11:30-21:00

2 stops17h 30m

Las Vegas Harry Reid Intl

Tue 27/1

06:03-08:40

1 stop18h 37m

£375

Flights are sorted by cheapest return flights first.

Deals found on 7/12

Showing 1-10 of 17 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, March is the cheapest month in which you can book a flight from Ireland to Las Vegas (average of £344). Flying from Ireland to Las Vegas in July is currently the most expensive (average of £504). 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 9 December 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.

How often are flights from Ireland to Las Vegas delayed?

About 14% of weekly flights between Ireland and Las Vegas have experienced delays in the past year, with the average delay time being 78 minutes.

What is the most punctual flight time for Ireland to Las Vegas flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Friday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Ireland to Las Vegas flights?

Over the past year, Aer Lingus have had the lowest number of delays on this route, with just 14% of flights being delayed.

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 9 December 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.

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.3

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.3

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.3

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.3

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.3

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.3

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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?

  • How long is the flight from Ireland to Las Vegas?

    Airlines like Iberia fly from Ireland to Las Vegas in about 18h 29m. The time it takes to get you to your destination can typically vary by up to . There are 4938 mi between Ireland and Las Vegas.

  • 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 £344. While the most popular route (Dublin - Las Vegas Harry Reid Intl) can be booked for £337 on average, our data indicates £455 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 £344). Flying from Ireland to Las Vegas in July is currently the most expensive (average of £504). 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?

Book flights to Las Vegas if you plan to visit one of these locations
Furnace Creek
Henderson
Kingman

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 9 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£342Average£417FlexibilityNo cancel feeOn-time77%
Search Air France flights
United AirlinesCheapest£347Average£500FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IberiaCheapest£348Average£443FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£351Average£412FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£353Average£472FlexibilityNo cancel feeOn-time75%
Search KLM flights
American AirlinesCheapest£362Average£546FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Aer LingusCheapest£364Average£494FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£395Average£490FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
DeltaCheapest£397Average£477FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapest£435Average£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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