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Cheap flights from Northern Ireland to Las Vegas from $948

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to Las Vegas departing on 5/6. 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 Northern Ireland to Las Vegas

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:15 am - 11:58 pm
BFS
-
LAS
25h 43m
3 stops
Multiple Airlines Logo
1:31 pm - 10:20 pm
LAS
-
BFS
24h 49m
3 stops
$948Multiple Airlines
Wed, May 6 - Wed, May 13
Multiple Airlines Logo
10:45 pm - 10:40 am
BFS
-
LAS
43h 55m
3 stops
Multiple Airlines Logo
6:45 am - 10:50 pm
LAS
-
BFS
32h 05m
3 stops
$1,032Multiple Airlines
Thu, May 7 - Thu, May 14
KLM Logo
9:50 am - 6:35 pm
BHD
-
LAS
16h 45m
1 stop
KLM Logo
8:25 pm - 9:20 am
LAS
-
BHD
28h 55m
1 stop
$1,099KLM
Fri, Sep 4 - Wed, Sep 9
KLM Logo
9:50 am - 6:35 pm
BHD
-
LAS
16h 45m
1 stop
KLM Logo
7:05 am - 9:20 am
LAS
-
BHD
18h 15m
2 stops
$1,103KLM
Fri, Sep 4 - Wed, Sep 9
Multiple Airlines Logo
6:15 am - 6:35 pm
BFS
-
LAS
20h 20m
2 stops
Multiple Airlines Logo
5:50 pm - 7:35 pm
LAS
-
BFS
17h 45m
1 stop
$1,107Multiple Airlines
Wed, May 6 - Wed, May 13
KLM Logo
9:50 am - 7:59 pm
BHD
-
LAS
18h 09m
2 stops
KLM Logo
7:05 am - 9:20 am
LAS
-
BHD
18h 15m
2 stops
$1,111KLM
Fri, Sep 4 - Wed, Sep 9
Multiple Airlines Logo
6:15 am - 3:35 pm
BFS
-
LAS
17h 20m
1 stop
Multiple Airlines Logo
5:50 pm - 7:35 pm
LAS
-
BFS
17h 45m
1 stop
$1,116Multiple Airlines
Wed, May 6 - Wed, May 13
British Airways Logo
2:20 pm - 8:00 pm
BHD
-
LAS
13h 40m
1 stop
British Airways Logo
10:10 pm - 7:25 pm
LAS
-
BHD
13h 15m
1 stop
$1,142British Airways
Thu, Sep 17 - Thu, Sep 24
British Airways Logo
6:30 am - 8:00 pm
BHD
-
LAS
21h 30m
1 stop
British Airways Logo
10:10 pm - 6:45 pm
LAS
-
BHD
12h 35m
1 stop
$1,213British Airways
Thu, Sep 17 - Mon, Sep 21
British Airways Logo
6:30 am - 8:00 pm
BHD
-
LAS
21h 30m
1 stop
British Airways Logo
10:10 pm - 8:35 pm
LAS
-
BHD
14h 25m
1 stop
$1,216British Airways
Thu, Sep 17 - Mon, Sep 21

British Airways flights from Northern Ireland to Las Vegas

Our best British Airways deals on Northern Ireland to Las Vegas flight tickets
British Airways
Sep 17
BHD2:20 pmBelfast City
13h 40m
1 stop
LAS8:00 pmLas Vegas Harry Reid Intl
Sep 24
LAS10:10 pmLas Vegas Harry Reid Intl
13h 15m
1 stop
BHD7:25 pmBelfast City
$1,142
British Airways
Sep 17
BHD6:30 amBelfast City
21h 30m
1 stop
LAS8:00 pmLas Vegas Harry Reid Intl
Sep 21
LAS10:10 pmLas Vegas Harry Reid Intl
12h 35m
1 stop
BHD6:45 pmBelfast City
$1,213
British Airways
Sep 17
BHD6:30 amBelfast City
21h 30m
1 stop
LAS8:00 pmLas Vegas Harry Reid Intl
Sep 21
LAS10:10 pmLas Vegas Harry Reid Intl
14h 25m
1 stop
BHD8:35 pmBelfast City
$1,216

KLM flights from Northern Ireland to Las Vegas

Our best KLM deals on Northern Ireland to Las Vegas flight tickets
KLM
Sep 4
BHD9:50 amBelfast City
16h 45m
1 stop
LAS6:35 pmLas Vegas Harry Reid Intl
Sep 9
LAS8:25 pmLas Vegas Harry Reid Intl
28h 55m
1 stop
BHD9:20 amBelfast City
$1,099
KLM
Sep 4
BHD9:50 amBelfast City
16h 45m
1 stop
LAS6:35 pmLas Vegas Harry Reid Intl
Sep 9
LAS7:05 amLas Vegas Harry Reid Intl
18h 15m
2 stops
BHD9:20 amBelfast City
$1,103
KLM
Sep 4
BHD9:50 amBelfast City
18h 09m
2 stops
LAS7:59 pmLas Vegas Harry Reid Intl
Sep 9
LAS7:05 amLas Vegas Harry Reid Intl
18h 15m
2 stops
BHD9:20 amBelfast City
$1,111

momondo Fare Finder

 
Customize your flight search to find flights from Northern 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 March 25, 2026.
Use the filters below to find and compare flights from Northern Ireland to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Wed 5/6

6:15 am-11:58 pm

3 stops25h 43m

Las Vegas Harry Reid Intl

Wed 5/13

1:31 pm-10:20 pm

3 stops24h 49m

$948

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Thu 5/7

10:45 pm-10:40 am

3 stops43h 55m

Las Vegas Harry Reid Intl

Thu 5/14

6:45 am-10:50 pm

3 stops32h 05m

$1,032

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Fri 9/4

9:50 am-6:35 pm

1 stop16h 45m

Las Vegas Harry Reid Intl

Wed 9/9

8:25 pm-9:20 am

1 stop28h 55m

$1,099

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Fri 9/4

9:50 am-6:35 pm

1 stop16h 45m

Las Vegas Harry Reid Intl

Wed 9/9

7:05 am-9:20 am

2 stops18h 15m

$1,103

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Wed 5/6

6:15 am-6:35 pm

2 stops20h 20m

Las Vegas Harry Reid Intl

Wed 5/13

5:50 pm-7:35 pm

1 stop17h 45m

$1,107

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Fri 9/4

9:50 am-7:59 pm

2 stops18h 09m

Las Vegas Harry Reid Intl

Wed 9/9

7:05 am-9:20 am

2 stops18h 15m

$1,111

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Wed 5/6

6:15 am-3:35 pm

1 stop17h 20m

Las Vegas Harry Reid Intl

Wed 5/13

5:50 pm-7:35 pm

1 stop17h 45m

$1,116
Quickest round-trip

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Thu 9/17

2:20 pm-8:00 pm

1 stop13h 40m

Las Vegas Harry Reid Intl

Thu 9/24

10:10 pm-7:25 pm

1 stop13h 15m

$1,142

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Thu 9/17

6:30 am-8:00 pm

1 stop21h 30m

Las Vegas Harry Reid Intl

Mon 9/21

10:10 pm-6:45 pm

1 stop12h 35m

$1,213

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Thu 9/17

6:30 am-8:00 pm

1 stop21h 30m

Las Vegas Harry Reid Intl

Mon 9/21

10:10 pm-8:35 pm

1 stop14h 25m

$1,216

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Northern Ireland to Las Vegas flight deals and tips

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

Fastest flight time

15h 15m

Direct flights

None
The fastest flight from Northern Ireland to Las Vegas takes 15h 15m
There are no direct flights from Northern Ireland to Las Vegas. There are no popular flight routes from Northern Ireland to Las Vegas.
Search flight deals

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

    Prices for flights from Northern Ireland to Las Vegas Harry Reid Intl Airport are refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern 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 necessary travel and health documents for your Las Vegas Harry Reid Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Northern Ireland to Las Vegas?

    Price Alerts will notify you by email when the price for flights to Las Vegas from Northern Ireland decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Northern Ireland to Las Vegas with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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
Paradise
Mesquite
North Las Vegas
Kingman
Pahrump
Furnace Creek
Primm
Boulder City
Sunrise Manor
Winchester
Needles

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Northern Ireland to Las Vegas. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Las Vegas from Northern Ireland with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Las Vegas from Northern Ireland.

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

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

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