Which airlines fly to Las Vegas?

When flying to Las Vegas from Ireland, momondo travellers will most often fly with one of these popular airlines: Aer Lingus, British Airways, American Airlines or United Airlines. Depending on what airport in Ireland you fly from, you may be able to find flights with any of these popular airlines.

Delta Flights to Las Vegas

The most popular airline for flights to Las Vegas on momondo is Delta, which operates 44 flights in this direction every week. Most depart out of Atlanta Hartsfield-Jackson, with the best deal for Delta flights to Las Vegas being €465 (return, Dublin to Las Vegas, momondo searches within the last 72 hours). In 8,002 Delta reviews, it is rated 7.9 by momondo users.

KLM Flights to Las Vegas

KLM flight deals to Las Vegas start from €467 - this is the best price found recently on momondo, and was a return journey departing from Dublin. Over any normal week, KLM flight prices are typically higher, but vary depending on where you fly from - Atlanta Hartsfield-Jackson is the most popular KLM departure point to Las Vegas so generally has the most availability. KLM is scored a 7.7/10 in 1,405 reviews.

How long does it take to fly to Las Vegas?

The average flight duration from Ireland to Las Vegas depends on which airport you fly into and out of. Flying from Dublin to Las Vegas Harry Reid Intl is 10h 30m on average, while flying from Cork to Las Vegas Harry Reid Intl is 14h 55m on average. Las Vegas Harry Reid Intl is the most popular airport in Las Vegas.

€303 Cheap Flights to Las Vegas in 2025/26

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Find the cheapest flights from Ireland to Las Vegas

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Cheap return flights

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08:50 - 14:15DUB-LAS

13h 25m1 stop

10:40 - 09:20LAS-DUB

14h 40m1 stop

€428Delta

Find Deal

Thu, 4 Dec - Thu, 18 Dec

05:55 - 20:55DUB-LAS

23h 00m2 stops

07:02 - 07:50LAS-DUB

16h 48m2 stops

€430Delta

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Thu, 5 Feb - Wed, 11 Feb

13:25 - 18:50DUB-LAS

13h 25m1 stop

10:42 - 08:40LAS-DUB

13h 58m1 stop

€433American Airlines

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Tue, 6 Jan - Wed, 21 Jan

20:40 - 14:55DUB-LAS

26h 15m1 stop

14:08 - 14:05LAS-DUB

15h 57m2 stops

€435British Airways

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Tue, 6 Jan - Wed, 21 Jan

15:15 - 17:50DUB-LAS

10h 35mdirect

19:35 - 13:20LAS-DUB

9h 45mdirect

€436Aer Lingus

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Sat, 31 Jan - Sat, 7 Feb

11:30 - 21:50DUB-LAS

18h 20m2 stops

09:58 - 08:40LAS-DUB

14h 42m2 stops

€440American Airlines

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Fri, 20 Feb - Tue, 24 Feb

15:15 - 17:50DUB-LAS

10h 35mdirect

18:35 - 15:40LAS-DUB

13h 05m1 stop

€474Aer Lingus

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Tue, 6 Jan - Wed, 21 Jan

07:50 - 18:50SNN-LAS

19h 00m1 stop

10:00 - 11:30LAS-SNN

17h 30m2 stops

€502British Airways

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Thu, 4 Dec - Wed, 10 Dec

09:00 - 21:35DUB-LAS

20h 35m2 stops

00:59 - 08:10LAS-DUB

23h 11m2 stops

€510United Airlines

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Sat, 22 Nov - Mon, 24 Nov

09:00 - 23:59DUB-LAS

22h 59m2 stops

00:59 - 07:30LAS-DUB

22h 31m2 stops

€541United Airlines

Find Deal

Sat, 10 Jan - Tue, 20 Jan

Fly from

Route

Depart

Return

Price

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 4/12

08:50-14:15

1 stop13h 25m

Las Vegas Harry Reid Intl

Thu 18/12

10:40-09:20

1 stop14h 40m

€428

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 5/2

05:55-20:55

2 stops23h 00m

Las Vegas Harry Reid Intl

Wed 11/2

07:02-07:50

2 stops16h 48m

€430

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 6/1

13:25-18:50

1 stop13h 25m

Las Vegas Harry Reid Intl

Wed 21/1

10:42-08:40

1 stop13h 58m

€433

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 6/1

20:40-14:55

1 stop26h 15m

Las Vegas Harry Reid Intl

Wed 21/1

14:08-14:05

2 stops15h 57m

€435

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 31/1

15:15-17:50

Nonstop10h 35m

Las Vegas Harry Reid Intl

Sat 7/2

19:35-13:20

Nonstop9h 45m

€436

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Fri 20/2

11:30-21:50

2 stops18h 20m

Las Vegas Harry Reid Intl

Tue 24/2

09:58-08:40

2 stops14h 42m

€440

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 6/1

15:15-17:50

Nonstop10h 35m

Las Vegas Harry Reid Intl

Wed 21/1

18:35-15:40

1 stop13h 05m

€474

ShannonLas Vegas

SNN - LAS

SNNLAS

Shannon

Thu 4/12

07:50-18:50

1 stop19h 00m

Las Vegas Harry Reid Intl

Wed 10/12

10:00-11:30

2 stops17h 30m

€502

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 22/11

09:00-21:35

2 stops20h 35m

Las Vegas Harry Reid Intl

Mon 24/11

00:59-08:10

2 stops23h 11m

€510

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 10/1

09:00-23:59

2 stops22h 59m

Las Vegas Harry Reid Intl

Tue 20/1

00:59-07:30

2 stops22h 31m

€541

Flights are sorted by cheapest return flights first.

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Las Vegas flights insights and trends

Explore insights for your Las Vegas flight to craft the best travel plan

Prices

Other information

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 €502. If you aren’t able to travel to Las Vegas during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of €504.

What is the absolute cheapest flight to Las Vegas?

See prices from:

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

The cheapest day to depart from Ireland to Las Vegas is on a Friday. Travellers who choose to depart for Las Vegas on a Friday will often find tickets for as low as €387. On the other hand, Sunday is the most expensive day to depart from Ireland because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €700.

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

Our most recent data shows that the best time of day to fly to Las Vegas is at midday. Flights from Ireland to Las Vegas during this time can be as low as €523. In contrast, the most expensive time of day to depart to Las Vegas is in the morning when prices are around €578.

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 €576 when searching weeks before you fly. 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 €522 on momondo.

Cheapest flights to Las Vegas Harry Reid Intl

Find the cheapest flights to Las Vegas Harry Reid Intl from your nearest city or airport

Find flights from Dublin to Las Vegas

CHEAPEST MONTH TO FLY TO LAS VEGAS FROM DUBLIN	January	13% cheaper	Flying from Dublin to Las Vegas costs on average just €502 in January
MOST EXPENSIVE MONTH TO FLY TO LAS VEGAS FROM DUBLIN	August	22% more expensive	It costs about €703 for flights to Las Vegas from Dublin in August
MOST POPULAR MONTH TO FLY TO LAS VEGAS FROM DUBLIN	April	517% more users visited	More momondo users searched in flights to Las Vegas from Dublin in April than any other month

Cheap Las Vegas flight deals and tips

Summary info about Las Vegas flight prices, duration and airlines

Best One-Way Price	€303
Best Round-Trip Price	€428
Fastest flight time	10h 35m
Popular in	August

The best one-way flight price to Las Vegas from Ireland in the last 72 hours is €303 (Dublin to Las Vegas Harry Reid Intl).

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The best round-trip flight price to Las Vegas from Ireland in the last 72 hours is €428 (Dublin to Las Vegas Harry Reid Intl).

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The fastest flight to Las Vegas from Ireland takes 10h 35m (Dublin to Las Vegas Harry Reid Intl).

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August has the highest demand for flights to Las Vegas, with a 10% price increase on average.

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Frequently asked questions about flying to Las Vegas

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

The best time to book a flight to Las Vegas from Ireland is 64 days out, which is when prices tend to be around €576. In the past 72 hours, momondo users found flights from Ireland to Las Vegas for as low as €428.

Is there an alternative airport near Las Vegas?

Those flying to Las Vegas could potentially find better pricing at Las Vegas Boulder City Airport (36 km from Las Vegas city centre), Meadview Grand Canyon West Airport (120 km from Las Vegas city centre) or Bullhead City Laughlin Bullhead Airport (124 km from Las Vegas city centre) depending on the month and departure airport.

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

Prices for flights to Las Vegas Harry Reid Intl Airport were last updated today.

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

The number of operators available for flights to Las Vegas Harry Reid Intl Airport is 9 as of November 2025.

How old do you have to be to fly 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 stopovers. It is recommended that you verify with the airline you are booking with for travel 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 licence, 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.

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Why use momondo?

Why should I use momondo to find a flight deal 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.

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

Flights to Las Vegas 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 to Las Vegas?

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 to Las Vegas.

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

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