Cheap flights from Las Vegas to Ireland from $375

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Ireland departing on 6/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Las Vegas to Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:00 am - 10:15 am
LAS
-
SNN
19h 15m
1 stop
United Airlines Logo
9:30 am - 4:02 pm
SNN
-
LAS
14h 32m
1 stop
$719United Airlines
Tue, Sep 1 - Thu, Sep 3
United Airlines Logo
7:00 am - 10:15 am
LAS
-
SNN
19h 15m
1 stop
United Airlines Logo
12:30 pm - 10:01 pm
SNN
-
LAS
17h 31m
2 stops
$724United Airlines
Tue, Sep 1 - Thu, Sep 3
United Airlines Logo
8:48 am - 10:15 am
LAS
-
SNN
17h 27m
2 stops
United Airlines Logo
9:30 am - 8:36 pm
SNN
-
LAS
19h 06m
2 stops
$793United Airlines
Tue, Sep 1 - Thu, Sep 3
JetBlue Logo
6:30 am - 9:00 am
LAS
-
DUB
18h 30m
1 stop
JetBlue Logo
11:30 am - 12:48 am
DUB
-
LAS
21h 18m
1 stop
$821JetBlue
Sat, Jul 25 - Fri, Jul 31
JetBlue Logo
10:25 am - 9:00 am
LAS
-
DUB
14h 35m
1 stop
JetBlue Logo
10:40 am - 9:10 pm
DUB
-
LAS
18h 30m
1 stop
$841JetBlue
Tue, Sep 8 - Tue, Sep 15
Delta Logo
12:43 pm - 4:20 pm
LAS
-
ORK
19h 37m
2 stops
Delta Logo
6:15 am - 9:08 pm
ORK
-
LAS
22h 53m
2 stops
$1,151Delta
Fri, Aug 7 - Thu, Aug 20
Air Canada Logo
11:25 pm - 10:45 am
LAS
-
ORK
27h 20m
2 stops
Air Canada Logo
7:10 am - 11:46 pm
ORK
-
LAS
24h 36m
2 stops
$1,225Air Canada
Sat, Aug 8 - Thu, Aug 20
Aer Lingus Logo
10:10 pm - 11:20 am
LAS
-
SNN
29h 10m
1 stop
Aer Lingus Logo
7:30 am - 8:00 pm
SNN
-
LAS
20h 30m
1 stop
$1,299Aer Lingus
Fri, Aug 7 - Thu, Aug 20
Delta Logo
10:35 am - 2:25 pm
LAS
-
ORK
19h 50m
2 stops
Delta Logo
6:15 am - 6:35 pm
ORK
-
LAS
20h 20m
1 stop
$1,330Delta
Fri, May 29 - Fri, Jun 5
Air Canada Logo
11:25 pm - 10:45 am
LAS
-
ORK
27h 20m
2 stops
Air Canada Logo
8:30 pm - 10:24 pm
ORK
-
LAS
33h 54m
2 stops
$1,358Air Canada
Mon, Jul 20 - Mon, Jul 27

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Air Canada flights from Las Vegas to Ireland

Our best Air Canada deals on Las Vegas to Ireland flight tickets
Air Canada
Sep 1
LAS6:50 amLas Vegas Harry Reid Intl
16h 55m
1 stop
DUB7:45 amDublin
Sep 15
DUB9:20 amDublin
21h 03m
1 stop
LAS10:23 pmLas Vegas Harry Reid Intl
$887
Air Canada
Sep 2
LAS12:10 pmLas Vegas Harry Reid Intl
12h 05m
1 stop
DUB8:15 amDublin
Sep 9
DUB9:50 amDublin
21h 53m
1 stop
LAS11:43 pmLas Vegas Harry Reid Intl
$892
Air Canada
Aug 31
LAS11:40 pmLas Vegas Harry Reid Intl
24h 35m
2 stops
DUB8:15 amDublin
Sep 9
DUB9:50 amDublin
21h 53m
1 stop
LAS11:43 pmLas Vegas Harry Reid Intl
$896

JetBlue flights from Las Vegas to Ireland

Our best JetBlue deals on Las Vegas to Ireland flight tickets
JetBlue
Jul 25
LAS6:30 amLas Vegas Harry Reid Intl
18h 30m
1 stop
DUB9:00 amDublin
Jul 31
DUB11:30 amDublin
21h 18m
1 stop
LAS12:48 amLas Vegas Harry Reid Intl
$821
JetBlue
Sep 8
LAS10:25 amLas Vegas Harry Reid Intl
14h 35m
1 stop
DUB9:00 amDublin
Sep 15
DUB10:40 amDublin
18h 30m
1 stop
LAS9:10 pmLas Vegas Harry Reid Intl
$841
JetBlue
Sep 1
LAS11:35 amLas Vegas Harry Reid Intl
13h 25m
1 stop
DUB9:00 amDublin
Sep 9
DUB11:30 amDublin
15h 53m
1 stop
LAS7:23 pmLas Vegas Harry Reid Intl
$880

momondo Fare Finder

 
Customize your flight search to find flights from Las Vegas to Ireland 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 May 5, 2026.
Use the filters below to find and compare flights from Las Vegas to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Las VegasShannon

LAS - SNN

LASSNN

Las Vegas Harry Reid Intl

Tue 9/1

7:00 am-10:15 am

1 stop19h 15m

Shannon

Thu 9/3

9:30 am-4:02 pm

1 stop14h 32m

$719

Las VegasShannon

LAS - SNN

LASSNN

Las Vegas Harry Reid Intl

Tue 9/1

7:00 am-10:15 am

1 stop19h 15m

Shannon

Thu 9/3

12:30 pm-10:01 pm

2 stops17h 31m

$724

Las VegasShannon

LAS - SNN

LASSNN

Las Vegas Harry Reid Intl

Tue 9/1

8:48 am-10:15 am

2 stops17h 27m

Shannon

Thu 9/3

9:30 am-8:36 pm

2 stops19h 06m

$793

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

Sat 7/25

6:30 am-9:00 am

1 stop18h 30m

Dublin

Fri 7/31

11:30 am-12:48 am

1 stop21h 18m

$821
Quickest round-trip

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

Tue 9/8

10:25 am-9:00 am

1 stop14h 35m

Dublin

Tue 9/15

10:40 am-9:10 pm

1 stop18h 30m

$841

Las VegasCork

LAS - ORK

LASORK

Las Vegas Harry Reid Intl

Fri 8/7

12:43 pm-4:20 pm

2 stops19h 37m

Cork

Thu 8/20

6:15 am-9:08 pm

2 stops22h 53m

$1,151

Las VegasCork

LAS - ORK

LASORK

Las Vegas Harry Reid Intl

Sat 8/8

11:25 pm-10:45 am

2 stops27h 20m

Cork

Thu 8/20

7:10 am-11:46 pm

2 stops24h 36m

$1,225

Las VegasShannon

LAS - SNN

LASSNN

Las Vegas Harry Reid Intl

Fri 8/7

10:10 pm-11:20 am

1 stop29h 10m

Shannon

Thu 8/20

7:30 am-8:00 pm

1 stop20h 30m

$1,299

Las VegasCork

LAS - ORK

LASORK

Las Vegas Harry Reid Intl

Fri 5/29

10:35 am-2:25 pm

2 stops19h 50m

Cork

Fri 6/5

6:15 am-6:35 pm

1 stop20h 20m

$1,330

Las VegasCork

LAS - ORK

LASORK

Las Vegas Harry Reid Intl

Mon 7/20

11:25 pm-10:45 am

2 stops27h 20m

Cork

Mon 7/27

8:30 pm-10:24 pm

2 stops33h 54m

$1,358

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 Ireland from

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

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 Ireland?

In general, September is the cheapest month to fly from Las Vegas to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $136. If you aren’t able to travel to Ireland during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $440.

What is the cheapest day to depart on your flight to Ireland?

The cheapest day to depart on your flight to Ireland is on a Wednesday when prices can be found for as low as $747. This is often the case because there is less demand to fly during this day of the week. Flights from Las Vegas to Ireland on a Saturday will generally be more expensive and average around $831. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

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

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

You are more likely to see cheaper flights to Ireland from Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $808 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Las Vegas for as low as $644 on momondo.

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

You could potentially save up to 58% on your flight if you consider stops on a Las Vegas to Ireland flight.

Cheap Las Vegas to Ireland flight deals and tips

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

Best Price Found

$545

Fastest flight time

9h 45m

Direct flights

None
The best one-way flight to Ireland from Las Vegas in the past 72 hours is $545. The best round-trip flight deal from Las Vegas to Ireland found on momondo in the last 72 hours is $891.
The fastest flight from Las Vegas to Ireland takes 9h 45m
There are no direct flights from Las Vegas to Ireland. Popular non-direct route for this connection is Las Vegas Harry Reid Intl Airport - Dublin Airport.

Frequently asked questions about flying from Las Vegas to Ireland

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

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

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

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

    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 Las Vegas Harry Reid Intl Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Las Vegas to Ireland

Compare and see reviews for airlines that fly from Las Vegas to Ireland with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $136Free CancellationRating
7.1
2,978 reviews
Search JetBlue flights
Air CanadaPriceFrom $459Free CancellationRating
7.1
11,000 reviews
Search Air Canada flights
British AirwaysPriceFrom $473Free CancellationRating
6.7
7,944 reviews
Search British Airways flights
DeltaPriceFrom $483Free CancellationRating
7.9
8,459 reviews
Search Delta flights
United AirlinesPriceFrom $487Free CancellationRating
7.4
9,684 reviews
Search United Airlines flights
IberiaPriceFrom $487Free CancellationRating
7.0
3,212 reviews
Search Iberia flights
American AirlinesPriceFrom $487Free CancellationRating
7.1
11,667 reviews
Search American Airlines flights
Aer LingusPriceFrom $507Free CancellationRating
7.3
1,543 reviews
Search Aer Lingus flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Las Vegas to Ireland. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Las Vegas to Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Las Vegas to Ireland.

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

If you are not ready to book a flight from Las Vegas to Ireland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ireland and let you know when they change.

An easier way to manage your Ireland trip

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1 adult
Thu 6/4
Thu 6/11

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