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Cheap flights from Ireland to Las Vegas from $346

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Las Vegas departing on 10/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ireland to Las Vegas

Recent round-trip flight deals from Ireland to Las Vegas

British Airways Logo
10:55 am - 6:50 pmDUB-LAS
15h 55m1 stop
British Airways Logo
8:55 pm - 5:40 pmLAS-DUB
12h 45m1 stop
$503British Airways
Find Deal
Sat, Jan 24 - Sat, Feb 7
British Airways Logo
8:20 pm - 1:20 pmDUB-LAS
25h 00m1 stop
British Airways Logo
4:30 pm - 5:00 pmLAS-DUB
17h 30m2 stops
$508British Airways
Find Deal
Wed, Oct 22 - Wed, Oct 29
American Airlines Logo
10:45 am - 6:50 pmDUB-LAS
16h 05m1 stop
American Airlines Logo
5:15 pm - 6:40 pmLAS-DUB
17h 25m2 stops
$517American Airlines
Find Deal
Fri, Nov 14 - Sat, Nov 22
American Airlines Logo
12:45 pm - 8:10 pmDUB-LAS
15h 25m1 stop
American Airlines Logo
5:05 pm - 6:20 pmLAS-DUB
17h 15m2 stops
$521American Airlines
Find Deal
Fri, Sep 5 - Mon, Sep 15
Delta Logo
5:55 am - 4:55 pmDUB-LAS
19h 00m2 stops
Delta Logo
6:05 am - 8:45 amLAS-DUB
18h 40m2 stops
$522Delta
Find Deal
Sat, Jan 24 - Sat, Feb 7
Delta Logo
8:50 am - 9:55 pmDUB-LAS
20h 05m2 stops
Delta Logo
12:35 am - 7:45 amLAS-DUB
23h 10m1 stop
$525Delta
Find Deal
Sat, Nov 1 - Fri, Nov 7
United Airlines Logo
9:30 am - 7:23 pmSNN-LAS
17h 53m2 stops
United Airlines Logo
7:00 am - 7:30 amLAS-SNN
16h 30m1 stop
$666United Airlines
Find Deal
Mon, Aug 25 - Sun, Aug 31
Aer Lingus Logo
7:50 am - 6:50 pmSNN-LAS
19h 00m1 stop
Aer Lingus Logo
8:55 pm - 7:25 pmLAS-SNN
14h 30m1 stop
$740Aer Lingus
Find Deal
Sat, Nov 8 - Thu, Nov 13
United Airlines Logo
12:30 pm - 10:40 pmSNN-LAS
18h 10m1 stop
United Airlines Logo
10:48 am - 7:30 amLAS-SNN
12h 42m1 stop
$822United Airlines
Find Deal
Mon, Sep 15 - Fri, Sep 19
Aer Lingus Logo
7:40 am - 10:49 pmSNN-LAS
23h 09m2 stops
Aer Lingus Logo
10:00 pm - 8:35 pmLAS-SNN
14h 35m1 stop
$1,011Aer Lingus
Find Deal
Mon, Aug 25 - Sun, Aug 31

KLM flights from Ireland to Las Vegas

Our best KLM deals on Ireland to Las Vegas flight tickets
KLM
Aug 28
ORK6:00 amCork
20h 30m
1 stop
LAS6:30 pmLas Vegas Harry Reid Intl
Sep 4
LAS8:25 pmLas Vegas Harry Reid Intl
19h 05m
1 stop
ORK11:30 pmCork
$665
Find similar
KLM
Aug 28
ORK6:00 amCork
20h 30m
1 stop
LAS6:30 pmLas Vegas Harry Reid Intl
Sep 4
LAS9:50 amLas Vegas Harry Reid Intl
29h 40m
2 stops
ORK11:30 pmCork
$714
Find similar

American Airlines flights from Ireland to Las Vegas

Our best American Airlines deals on Ireland to Las Vegas flight tickets
American Airlines
Nov 14
DUB10:45 amDublin
16h 05m
1 stop
LAS6:50 pmLas Vegas Harry Reid Intl
Nov 22
LAS5:15 pmLas Vegas Harry Reid Intl
17h 25m
2 stops
DUB6:40 pmDublin
$517
Find similar
American Airlines
Sep 5
DUB12:45 pmDublin
15h 25m
1 stop
LAS8:10 pmLas Vegas Harry Reid Intl
Sep 15
LAS5:05 pmLas Vegas Harry Reid Intl
17h 15m
2 stops
DUB6:20 pmDublin
$521
Find similar
American Airlines
Nov 15
DUB11:30 amDublin
15h 07m
1 stop
LAS6:37 pmLas Vegas Harry Reid Intl
Nov 24
LAS5:15 pmLas Vegas Harry Reid Intl
15h 50m
2 stops
DUB5:05 pmDublin
$524
Find similar

momondo Fare Finder

 
Customize 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
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

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 1/24

10:55 am-6:50 pm

1 stop15h 55m

Las Vegas Harry Reid Intl

Sat 2/7

8:55 pm-5:40 pm

1 stop12h 45m

$503

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Wed 10/22

8:20 pm-1:20 pm

1 stop25h 00m

Las Vegas Harry Reid Intl

Wed 10/29

4:30 pm-5:00 pm

2 stops17h 30m

$508

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Fri 11/14

10:45 am-6:50 pm

1 stop16h 05m

Las Vegas Harry Reid Intl

Sat 11/22

5:15 pm-6:40 pm

2 stops17h 25m

$517

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Fri 9/5

12:45 pm-8:10 pm

1 stop15h 25m

Las Vegas Harry Reid Intl

Mon 9/15

5:05 pm-6:20 pm

2 stops17h 15m

$521

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 1/24

5:55 am-4:55 pm

2 stops19h 00m

Las Vegas Harry Reid Intl

Sat 2/7

6:05 am-8:45 am

2 stops18h 40m

$522

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 11/1

8:50 am-9:55 pm

2 stops20h 05m

Las Vegas Harry Reid Intl

Fri 11/7

12:35 am-7:45 am

1 stop23h 10m

$525

ShannonLas Vegas

SNN - LAS

SNNLAS

Shannon

Mon 8/25

9:30 am-7:23 pm

2 stops17h 53m

Las Vegas Harry Reid Intl

Sun 8/31

7:00 am-7:30 am

1 stop16h 30m

$666

ShannonLas Vegas

SNN - LAS

SNNLAS

Shannon

Sat 11/8

7:50 am-6:50 pm

1 stop19h 00m

Las Vegas Harry Reid Intl

Thu 11/13

8:55 pm-7:25 pm

1 stop14h 30m

$740

ShannonLas Vegas

SNN - LAS

SNNLAS

Shannon

Mon 9/15

12:30 pm-10:40 pm

1 stop18h 10m

Las Vegas Harry Reid Intl

Fri 9/19

10:48 am-7:30 am

1 stop12h 42m

$822

ShannonLas Vegas

SNN - LAS

SNNLAS

Shannon

Mon 8/25

7:40 am-10:49 pm

2 stops23h 09m

Las Vegas Harry Reid Intl

Sun 8/31

10:00 pm-8:35 pm

1 stop14h 35m

$1,011

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from Ireland to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Las Vegas?

The month of January is, on average, the cheapest month to fly to Las Vegas from Ireland, with most prices found around $574. The month of February is another great option to travel to Las Vegas, with average flight prices from Ireland averaging around $584.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Thursday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $575. Flights from Ireland to Las Vegas on a Monday will generally be more expensive and average around $659. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the afternoon when flights can be purchased for as low as $584. Flights to Las Vegas are more costly at noon, with an average ticket price of $646. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Ireland to Las Vegas Harry Reid Intl flight route?

Fly from Dublin to Las Vegas Harry Reid Intl for the best Ireland - Las Vegas Harry Reid Intl flight prices

How far in advance should I book a flight to Las Vegas?

You are more likely to see cheaper flights to Las Vegas from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $667 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Ireland for as low as $591 on momondo.

What cabin class options are available on Ireland to Las Vegas Harry Reid Intl flights?

There are 1 cabin classes available to choose from on Ireland to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ireland to Las Vegas flights?

You could potentially save up to 18% on your flight if you consider stops on a Ireland to Las Vegas flight.

Cheap Ireland to Las Vegas flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Las Vegas

Best Price Found

$346

Fastest flight time

13h 33m

Direct flights

Wed, Fri and Sun

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from Ireland in the past 72 hours is $346. The best round-trip flight deal from Ireland to Las Vegas found on momondo in the last 72 hours is $503.
The fastest flight from Ireland to Las Vegas takes 13h 33m
Direct flights go from Ireland to Las Vegas on Wednesday, Friday and Sunday. Airlines offering direct flights are: Aer Lingus, American Airlines and British Airways.
There is 1 airport near Las Vegas: Las Vegas Harry Reid Intl (LAS)
Search flight deals

  • When did momondo last update prices for flights from Ireland to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Ireland to Las Vegas Harry Reid Intl Airport refresh daily.

  • How many operators does momondo search for flights from Ireland to Las Vegas Harry Reid Intl Airport?

  • How old do you have to be to fly from Ireland to Las Vegas Harry Reid Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The travel and health documents required for your trip to Las Vegas Harry Reid Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Las Vegas Harry Reid Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Ireland to Las Vegas?

Best airlines flying from Ireland to Las Vegas

Compare and see reviews for airlines that fly from Ireland to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $459Free CancellationRating
6.6
7,222 reviews
Search British Airways flights
IberiaPriceFrom $488Free CancellationRating
7.0
2,859 reviews
Search Iberia flights
DeltaPriceFrom $490Free CancellationRating
8.0
7,981 reviews
Search Delta flights
Aer LingusPriceFrom $495Free CancellationRating
7.1
1,192 reviews
Search Aer Lingus flights
American AirlinesPriceFrom $507Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $557Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
Air CanadaPriceFrom $566Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Henderson
Mesquite
North Las Vegas
Paradise
Kingman
Pahrump
Primm
Furnace Creek
Boulder City
Winchester
Sunrise Manor
Needles

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Las Vegas?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Las Vegas from Ireland.

Can I find flights from Ireland to Las Vegas with flexible booking policies on momondo?

Yes. All flights to Las Vegas from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ireland to Las Vegas?

momondo provides multiple filters to help you find the best flight to Las Vegas from Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ireland to Las Vegas right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Las Vegas, momondo offers a useful price alert feature which will track prices for flights to Las Vegas from Ireland and alert you when they change.

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