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$340+ Cheap flights from Ireland to Las Vegas (LAS)

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LAS
Jan 28 — Feb 41
Tue 1/28
Tue 2/4
1 adult, Economy
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Cheap flight deals from Ireland to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Ireland (IE0) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 23, 2025.

Round-trip from

$462
(Flysmarter)

One-way from

$340
(Kiwi.com)

Good round-trip deal

$470 or less

Good one-way deal

$581 or less
From Ireland to Las Vegas Harry Reid Intl
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One-way flight from Ireland to Las Vegas Harry Reid Intl
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Price to beat on a round-trip flight from Ireland to Las Vegas Harry Reid Intl.
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Price to beat on a one-way flight from Ireland to Las Vegas Harry Reid Intl.
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Find flight deals from Ireland to Las Vegas

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 January 23, 2025.

This American Airlines deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2512:45 pmDUB - LAS
1 stop15h 10mAmerican Airlines
Wed 10/810:05 pmLAS - DUB
1 stop13h 20mAmerican Airlines
Deal found 1/22$460
This Flysmarter deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/272:05 pmDUB - LAS
1 stop15h 29mBritish Airways
Mon 3/318:59 amLAS - DUB
1 stop16h 46mBritish Airways
Deal found 1/21$462
This Delta deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/65:55 amDUB - LAS
1 stop16h 15mDelta
Thu 2/201:58 pmLAS - DUB
2 stops17h 42mDelta
Deal found 1/22$463
This Iberia deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/62:05 pmDUB - LAS
1 stop17h 14mMultiple Airlines
Tue 3/119:55 pmLAS - DUB
1 stop14h 40mMultiple Airlines
Deal found 1/22$464
This KLM deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/66:00 amORK - LAS
1 stop16h 10mKLM
Tue 2/113:59 pmLAS - ORK
1 stop21h 51mKLM
Deal found 1/22$472
This KLM deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/185:55 amDUB - LAS
1 stop16h 15mKLM
Tue 2/2511:27 amLAS - DUB
1 stop14h 18mKLM
Deal found 1/22$477
This Fly & Visit Rome deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Fly & Visit Rome is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/203:20 pmDUB - LAS
Nonstop10h 30mAer Lingus
Sat 3/87:35 pmLAS - DUB
Nonstop9h 35mAer Lingus
Deal found 1/23$495
This Delta deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/281:05 pmSNN - LAS
1 stop14h 34mDelta
Sat 5/3112:35 amLAS - SNN
2 stops26h 35mDelta
Deal found 1/22$520
This United Airlines deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/299:00 amDUB - LAS
2 stops17h 48mUnited Airlines
Wed 2/56:00 amLAS - DUB
2 stops17h 00mUnited Airlines
Deal found 1/22$540
This Flighttix deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/208:30 amDUB - LAS
2 stops21h 22mLufthansa
Sat 3/810:45 amLAS - DUB
2 stops22h 30mLufthansa
Deal found 1/23$569
This TravelUp deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/237:45 amSNN - LAS
1 stop19h 05mMultiple Airlines
Sat 3/17:35 pmLAS - SNN
2 stops15h 50mMultiple Airlines
Deal found 1/21$587
This TravelUp deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/67:45 amSNN - LAS
1 stop19h 05mBritish Airways
Mon 2/108:55 pmLAS - SNN
1 stop14h 30mBritish Airways
Deal found 1/21$589

Find flights from Ireland to Las Vegas within your budget

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, Cheapflights users made 2,558,603 searches. Data last updated January 23, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 3/27

2:05 pm-11:46 pm

2 stops16h 41m

Las Vegas Harry Reid Intl

Mon 3/31

5:58 am-6:30 am

1 stop16h 32m

$462

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 2/6

5:55 am-2:10 pm

1 stop16h 15m

Las Vegas Harry Reid Intl

Thu 2/20

1:58 pm-3:40 pm

2 stops17h 42m

$463

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 3/6

2:05 pm-11:19 pm

1 stop17h 14m

Las Vegas Harry Reid Intl

Tue 3/11

9:55 pm-7:35 pm

1 stop14h 40m

$464

CorkLas Vegas

ORK - LAS

ORKLAS

Cork

Thu 2/6

6:00 am-2:10 pm

1 stop16h 10m

Las Vegas Harry Reid Intl

Tue 2/11

3:59 pm-9:50 pm

1 stop21h 51m

$472

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 2/18

5:55 am-2:10 pm

1 stop16h 15m

Las Vegas Harry Reid Intl

Tue 2/25

11:27 am-9:45 am

1 stop14h 18m

$477

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 2/6

2:05 pm-11:48 pm

1 stop17h 43m

Las Vegas Harry Reid Intl

Thu 2/20

6:51 am-8:40 am

2 stops17h 49m

$479

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 2/18

3:20 pm-5:50 pm

Nonstop10h 30m

Las Vegas Harry Reid Intl

Tue 2/25

7:35 pm-1:10 pm

Nonstop9h 35m

$506

ShannonLas Vegas

SNN - LAS

SNNLAS

Shannon

Sun 6/1

1:05 pm-9:59 pm

1 stop16h 54m

Las Vegas Harry Reid Intl

Fri 6/6

12:45 am-11:10 am

2 stops26h 25m

$521

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 2/4

9:00 am-3:56 pm

1 stop14h 56m

Las Vegas Harry Reid Intl

Mon 2/10

12:59 am-7:00 am

2 stops22h 01m

$548

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 2/20

8:30 am-9:52 pm

2 stops21h 22m

Las Vegas Harry Reid Intl

Sat 3/8

10:45 am-5:15 pm

2 stops22h 30m

$569

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/22

Showing 1-10 of 30 results
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2
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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
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.

Travel insights for flights from Ireland to Las Vegas

Get recent, data-driven insights about flights from Ireland to Las Vegas including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Ireland to Las Vegas?

Currently, August is the cheapest month in which you can book a flight from Ireland to Las Vegas (average of $198). Flying from Ireland to Las Vegas in March is currently the most expensive (average of $269). 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 January 23, 2025.

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.

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Las Vegas ranges from 0.1 - 0.8 inches per month. February is typically the wettest month, when rainfall can reach 0.8 in. May is typically the driest time to visit Las Vegas when rainfall is around 0.1 in.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 93.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

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 January 23, 2025.
Read through reviews of airlines operating flights from Ireland to Las Vegas, such as British Airways, Aer Lingus and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,508 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,508 reviews
Delta
8.0
Very good
8,508 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,338 reviews
Delta
8.0
Very good
8,508 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Transat
7.8
Good
381 reviews
Delta
8.0
Very good
8,508 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very good
8,508 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS
7.5
Good
1,598 reviews
Delta
8.0
Very good
8,508 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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?

    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.

  • 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 $376 on WestJet. Other airlines that offer cheap prices include Aer Lingus from $413 and Iberia from $526 one-way.

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

    Most travelers choose Dublin - Las Vegas Harry Reid Intl, Shannon - Las Vegas Harry Reid Intl or Cork - Las Vegas Harry Reid Intl when deciding on the best route 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 American Airlines (72%), Aer Lingus (72%) and British Airways (72%).

  • What are the cheapest flights from Ireland to Las Vegas?

    Looking for the cheapest flight from Ireland to Las Vegas? While on average our users pay $1,265, our data indicates the cheapest price to be $470. The most popular route (Dublin - Las Vegas Harry Reid Intl), is priced around $442.

  • 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, August is the cheapest month in which you can book a flight from Ireland to Las Vegas (average of $198). Flying from Ireland to Las Vegas in March is currently the most expensive (average of $269). 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 Ireland?

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

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Alternative routes for Ireland to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Ireland to Las Vegas

Discover the top 6 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 2,558,603 searches. Data last updated January 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$459Average$610FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$470Average$575FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$478Average$572FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$497Average$618FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$552Average$664FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$562Average$730FlexibilityNo cancel feeOn-time71%
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