$346 Find Cheap Flights from Ireland to Las Vegas - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Las Vegas departing on 8/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap Flights from Ireland to Las Vegas

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ireland to Las Vegas that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ireland to Las Vegas

Tue, Nov 24 - Tue, Dec 15
British Airways Logo
7:50 am - 6:50 pm
SNN
-
LAS
19h 00m
1 stop
British Airways Logo
2:30 pm - 4:45 pm
LAS
-
SNN
18h 15m
2 stops
$701British Airways
Tue, Nov 24 - Tue, Dec 15
British Airways Logo
7:50 am - 6:50 pm
SNN
-
LAS
19h 00m
1 stop
British Airways Logo
2:30 pm - 4:45 pm
LAS
-
SNN
18h 15m
2 stops
$702British Airways
Tue, Nov 24 - Tue, Dec 15
British Airways Logo
7:50 am - 7:23 pm
SNN
-
LAS
19h 33m
2 stops
British Airways Logo
2:30 pm - 4:45 pm
LAS
-
SNN
18h 15m
2 stops
$707British Airways
Thu, Dec 24 - Sun, Jan 3
Multiple Airlines Logo
11:30 am - 9:27 pm
DUB
-
LAS
17h 57m
1 stop
Multiple Airlines Logo
2:22 pm - 4:50 pm
LAS
-
DUB
18h 28m
2 stops
$728Multiple Airlines
Thu, Nov 5 - Wed, Nov 11
Air Canada Logo
9:00 am - 3:13 pm
DUB
-
LAS
38h 13m
2 stops
Air Canada Logo
9:46 am - 7:10 am
LAS
-
DUB
13h 24m
2 stops
$729Air Canada
Fri, Oct 2 - Fri, Oct 9
Iberia Logo
12:40 pm - 8:04 pm
DUB
-
LAS
15h 24m
1 stop
Iberia Logo
7:15 pm - 1:15 pm
LAS
-
DUB
10h 00mnonstop
$731Iberia
Mon, Aug 24 - Mon, Aug 31
JetBlue Logo
10:40 am - 10:48 pm
DUB
-
LAS
20h 08m
1 stop
JetBlue Logo
8:44 pm - 8:20 am
LAS
-
DUB
27h 36m
1 stop
$732JetBlue
Thu, Sep 24 - Mon, Oct 5
Delta Logo
10:00 am - 10:47 pm
DUB
-
LAS
20h 47m
2 stops
Delta Logo
11:15 pm - 8:45 am
LAS
-
DUB
25h 30m
1 stop
$733Delta
Sun, Oct 4 - Sun, Oct 18
Delta Logo
12:00 pm - 11:35 pm
DUB
-
LAS
19h 35m
2 stops
Delta Logo
5:10 pm - 4:40 pm
LAS
-
DUB
15h 30m
2 stops
$734Delta
Thu, Sep 10 - Thu, Sep 17
Multiple Airlines Logo
9:40 am - 8:47 am
DUB
-
LAS
31h 07m
2 stops
Multiple Airlines Logo
1:45 pm - 10:00 am
LAS
-
DUB
36h 15m
3 stops
$743Multiple Airlines
Booking Insights

KAYAK's insights & trends for flights to Las Vegas

Get data-powered insights and trends for flights to Las Vegas to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest day to fly to Las Vegas?

The average price of all round-trip flights to Las Vegas clicked on KAYAK for each day over the last 12 months.

Based on KAYAK data, the cheapest day to fly to Las Vegas is Saturday where round-trip tickets can be as cheap as $591. On the other hand, the most expensive day to fly is Tuesday, where round-trip prices are $765 on average.

What is the cheapest month to fly to Las Vegas?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights to Las Vegas, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights to Las Vegas is January, where tickets cost $587 on average for return flights. On the other hand, the most expensive months are July and August, where the average cost of tickets from Ireland is $893 and $819 respectively. For one-way flights, the best month to travel is November with an average price of $489.

What is the cheapest time of day to fly to Las Vegas?

The average price for all round-trip flights to Las Vegas depending on the time of departure, clicked by users on KAYAK in the last 2 weeks.

The cheapest time of day to fly to Las Vegas is generally in the evening, when round-trip flights cost $647 on average. The most expensive time of day to fly to Las Vegas is generally in the evening, which is peak travel time and where the average cost of a ticket is $647.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights to Las Vegas, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price, you should book around 4 weeks before departure, which saves you about 24% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 16 weeks before departure.

Good to know

Low season

June

Cheapest flight

$346
Best time to beat the crowds with an average 2% drop in price.
Most popular time to fly and prices are also 7% lower on average.
Flight from Dublin to Las Vegas

FAQs - booking Las Vegas flights

  • How far is Las Vegas Harry Reid Intl Airport from central Las Vegas?

    Las Vegas Harry Reid Intl Airport is 6 miles from the center of Las Vegas.

  • What is the name of Las Vegas’s airport?

    There is only 1 airport in Las Vegas, called Las Vegas Harry Reid Intl Airport (LAS). It can also be referred to as Harry Reid Intl, Las Vegas Mccarran, McCarran, or McCarran Intl.

  • How does KAYAK find such low prices on flights to Las Vegas?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Las Vegas.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Las Vegas?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Las Vegas is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights to Las Vegas?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Las Vegas with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Las Vegas?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Las Vegas up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • How many direct flights to Las Vegas are there each week?

    Each week there are around 6,528 direct flights from within Ireland to Las Vegas. The most common day for departures is Sunday, with 16% of flights taking off on this day.

Top tips for finding cheap flights to Las Vegas

  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest Las Vegas flight deals.

Everything you need to know for your flight to Las Vegas

Information on the airport you'll fly into in Las Vegas