Las Vegas

$389+ Cheap flights from Ireland to Las Vegas (LAS)

DUB — LAS
Dec 14 — Dec 211
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1. Tell us where you want to go

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Cheap flight deals from Ireland to Las Vegas

Cheapest flights from Ireland to Las Vegas

Wed 12/96:00 am -
1 stop15h 10m
Mon 12/143:25 pm -
1 stop15h 05m
Deal found 11/14$654
Thu 12/105:10 am -
1 stop17h 25m
Mon 12/149:00 am -
1 stop15h 10m
Deal found 11/12$657
Thu 12/35:10 am -
1 stop17h 25m
Mon 12/79:00 am -
1 stop15h 10m
Deal found 11/11$661
Tue 12/18:50 am -
1 stop13h 25m
Wed 12/93:25 pm -
1 stop15h 05m
Deal found 11/14$664
Thu 11/265:45 am -
1 stop16h 30m
Mon 11/303:25 pm -
1 stop19h 00m
Deal found 11/10$669
Fri 12/46:00 am -
1 stop15h 10m
Wed 12/93:25 pm -
1 stop19h 00m
Deal found 11/14$670
Fri 11/275:45 am -
2 stops20h 41m
Mon 11/303:25 pm -
1 stop19h 00m
Deal found 11/13$671

Find flight deals from Ireland to Las Vegas

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$654
(Expedia)

One-way from

$389
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$708

Good one-way deal

$585 or less
Provider with most accurate pricing for Dublin-Las Vegas Harry Reid Intl flight deals.
Provider most trusted by Cheapflights users for Dublin-Las Vegas Harry Reid Intl flights.
From Ireland to Las Vegas Harry Reid Intl
One-way flight from Ireland to Las Vegas Harry Reid Intl
Highest demand for flights based on searches. 9% potential increase in price ($80 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Average for round-trip flights in November 2026
Price to beat on a one-way flight from Ireland to Las Vegas Harry Reid Intl.

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Ireland to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Tue 1/26

5:45 am-5:53 pm

2 stops20h 08m

Las Vegas Harry Reid Intl

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$423

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Fri 1/15

10:45 am-11:37 pm

1 stop20h 52m

Las Vegas Harry Reid Intl

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$430

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Fri 1/15

12:30 pm-7:11 pm

3 stops38h 41m

Las Vegas Harry Reid Intl

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$449

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Fri 12/4

5:45 am-8:35 pm

2 stops22h 50m

Las Vegas Harry Reid Intl

Wed 12/9

3:25 pm-2:30 pm

1 stop15h 05m

$678

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Wed 11/25

6:00 am-1:10 pm

1 stop15h 10m

Las Vegas Harry Reid Intl

Thu 12/3

12:16 pm-8:45 am

1 stop12h 29m

$681

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Thu 11/26

5:45 am-7:38 pm

2 stops21h 53m

Las Vegas Harry Reid Intl

Mon 11/30

11:10 am-12:40 pm

2 stops17h 30m

$682

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Fri 1/29

5:45 am-5:53 pm

2 stops20h 08m

Las Vegas Harry Reid Intl

Sat 2/6

10:11 am-2:10 pm

2 stops19h 59m

$704

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Sun 1/24

5:45 am-4:48 pm

2 stops19h 03m

Las Vegas Harry Reid Intl

Fri 1/29

11:35 pm-8:45 am

2 stops25h 10m

$706

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Sun 1/24

8:55 am-10:25 pm

2 stops21h 30m

Las Vegas Harry Reid Intl

Tue 2/2

7:07 am-8:45 am

1 stop17h 38m

$706

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Sat 1/16

5:45 am-7:48 pm

2 stops22h 03m

Las Vegas Harry Reid Intl

Sat 1/23

7:07 am-9:00 am

2 stops17h 53m

$707

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/14

Showing 1-10 of 12 resultsSorted by cheapest first
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 round-trip price

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 $640). Flying from Ireland to Las Vegas in July is currently the most expensive (average of $904). 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?

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.

How often are flights from Ireland to Las Vegas delayed?

About 5% of weekly flights between Ireland and Las Vegas have experienced delays in the past year, with the average delay time being 90 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?

Thursday tends to have the lowest number of delays on this route, whereas Saturday 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 last year, Aer Lingus have had the lowest number of delays on this route, with just 5% of flights being delayed.

How far ahead should I book a flight from Ireland to Las Vegas?

To ensure you get the cheapest price possible for a flight from Ireland to Las Vegas, you should look to book at least 39 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Las Vegas

See what other customers who have flown with Delta,Aer Lingus, andUnited Airlines from Ireland to Las Vegas have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.8

Entertainment

7.8

Overall

7.8

Boarding

8.1

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Comfort

7.8

Entertainment

7.8

Overall

7.8

Boarding

8.1

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Comfort

7.8

Entertainment

7.8

Overall

7.8

Boarding

8.1

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Comfort

7.8

Entertainment

7.8

Overall

7.8

Boarding

8.1

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Comfort

7.8

Entertainment

7.8

Overall

7.8

Boarding

8.1

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Comfort

7.8

Entertainment

7.8

Overall

7.8

Boarding

8.1

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Related info for your journey

  • What airport do you fly into for flights to Las Vegas from Ireland?

    Located just 6.2 mi from the city center, Las Vegas Harry Reid Intl (LAS) is the airport most travelers will use when flying to Las Vegas from Ireland.

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

    Airlines like Delta fly from Ireland to Las Vegas in about 22h 50m. The time it takes to get you to your destination can typically vary by up to . Ireland and Las Vegas are separated by a distance of 4938 mi.

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

    One-way options have recently been found by users for as low as $379 on JetBlue. Other airlines that offer cheap prices include Aer Lingus from $451 and British Airways from $469 one-way.

  • What are the most popular routes from Ireland to Las Vegas?

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

    The top 3 most reliable airlines when flying from Ireland to Las Vegas are British Airways (100%), American Airlines (85%) and Qatar Airways (85%).

  • 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 vacation 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 $640). Flying from Ireland to Las Vegas in July is currently the most expensive (average of $904). 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
Paradise
Mesquite
Henderson
Kingman
Winchester
North Las Vegas
Boulder City
Sunrise Manor

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Top 5 airlines flying from Ireland to Las Vegas

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$487Average$685FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$501Average$765FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$566Average$666FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$578Average$702FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$598Average$878FlexibilityNo cancel feeOn-time69%

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