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Cheap flights from Belfast Intl Airport to Las Vegas from £376

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — LAS
21 Aug — 28 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast Intl to Las Vegas

Enter your travel dates to find the best prices.

Cheapest flights from Belfast Intl to Las Vegas
Explore the most affordable flight options available from Belfast Intl to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 July 2026.

Mon 14/921:35
BFS
-
LAS
2 stops32h 47m
Multiple Airlines
Mon 21/909:45
LAS
-
BFS
2 stops22h 30m
Multiple Airlines
Deal found 20/7£705
Thu 3/908:10
BFS
-
LAS
2 stops18h 25m
Multiple Airlines
Tue 8/915:45
LAS
-
BFS
1 stop16h 40m
Multiple Airlines
Deal found 17/7£774
Mon 7/914:40
BFS
-
LAS
2 stops39h 42m
Multiple Airlines
Mon 14/917:50
LAS
-
BFS
1 stop17h 15m
Multiple Airlines
Deal found 20/7£810
Mon 31/821:25
BFS
-
LAS
3 stops32h 57m
Multiple Airlines
Mon 7/917:50
LAS
-
BFS
2 stops21h 20m
Multiple Airlines
Deal found 17/7£820
Mon 10/821:50
BFS
-
LAS
2 stops32h 32m
Multiple Airlines
Mon 17/806:50
LAS
-
BFS
3 stops25h 35m
Multiple Airlines
Deal found 21/7£834

Find flight deals from Belfast Intl to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Belfast Intl (BFS) 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 22 July 2026.

Round-trip from

£705

One-way from

£376
14/9-21/9
  • 14/9-21/9
  • 4 total stops
  • 55h 17m total
  • Belfast to Las Vegas
Search Deals
15/9
  • 15/9
  • 3 total stops
  • 51h 00m total
  • Belfast to Las Vegas
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast Intl 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 858,174 searches. Data last updated 22 July 2026.
Use the filters below to find and compare flights from Belfast Intl Airport to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Mon 14/9

21:35-22:23

3 stops32h 48m

Las Vegas Harry Reid Intl

Mon 21/9

09:45-16:15

2 stops22h 30m

£707
Fastest return journey

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Thu 3/9

08:10-18:35

2 stops18h 25m

Las Vegas Harry Reid Intl

Tue 8/9

15:45-16:25

1 stop16h 40m

£774

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Mon 31/8

21:25-22:22

3 stops32h 57m

Las Vegas Harry Reid Intl

Mon 7/9

17:50-23:10

2 stops21h 20m

£820

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Sat 5/9

09:40-09:21

2 stops31h 41m

Las Vegas Harry Reid Intl

Sat 12/9

20:25-13:55

1 stop33h 30m

£837

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Tue 18/8

22:45-22:22

2 stops31h 37m

Las Vegas Harry Reid Intl

Sat 29/8

09:45-18:55

2 stops25h 10m

£876

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Mon 10/8

21:50-22:22

2 stops32h 32m

Las Vegas Harry Reid Intl

Mon 17/8

17:55-17:50

1 stop15h 55m

£920

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Sun 20/9

06:10-21:40

2 stops23h 30m

Las Vegas Harry Reid Intl

Wed 30/9

17:50-22:20

2 stops20h 30m

£1,022
Cheapest one-way
Fastest single journey

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Tue 15/9

23:30-18:30

3 stops51h 00m

£376

Flights are sorted by cheapest return flights first.

Deals found on 20/7

Sorted by cheapest first

Best time to book a flight from Belfast Intl to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Belfast Intl with our price prediction graph.
Estimated return 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.

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 22 July 2026.
Get a feel of what it's like to fly with British Airways from Belfast Intl Airport to Las Vegas by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
8,124 reviews
Check prices

Boarding

6.9

Crew

7.7

Overall

6.7

Food

6.4

Entertainment

6.5

Comfort

6.8

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
8,124 reviews
British Airways
6.7
Okay
8,124 reviews
Check prices

Boarding

6.9

Crew

7.7

Overall

6.7

Food

6.4

Entertainment

6.5

Comfort

6.8

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

Find useful and relevant information for your journey from Belfast Intl 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 Belfast Intl?

    Most people fly into Las Vegas Harry Reid Intl (LAS) if they book a flight to Las Vegas from Belfast Intl. On average, Harry Reid Intl has 0 inbound flights from Belfast Intl per day from 1 airline. Las Vegas Harry Reid Intl is conveniently located just 6.2 mi from Las Vegas’s city center.

  • What is the cheapest airline to fly from Belfast Intl Airport to Las Vegas round-trip?

    Currently priced at £641, British Airways will fly you from Belfast Intl Airport to Las Vegas and back. In addition to British Airways, many other airlines offer competitively priced options for your trip.

  • Can I find deals for flights from Belfast Intl to Las Vegas that include hotel bookings?

    Yes. In addition to deals on Belfast Intl to Las Vegas flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Belfast Intl to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast Intl to Las Vegas.

  • Can I find deals for business class flights from Belfast Intl to Las Vegas?

    Yes. Cheapflights offers flight deals from Belfast Intl 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.

See more FAQs

Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Furnace Creek
Henderson

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Alternative routes for Belfast Intl to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.
Belfast City to Las Vegas flights

Top airline flying from Belfast Intl to Las Vegas

Discover the top airline that operate flights from Belfast Intl 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 858,174 searches. Data last updated 22 July 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£641Average£751FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Belfast Intl to Las Vegas?

When you search for this flight from Belfast Intl to Las Vegas, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Belfast Intl to Las Vegas?

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Can Cheapflights find flights from Belfast Intl to Las Vegas with no change fees?

Need flexible booking options for your flight to Las Vegas from Belfast Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Belfast Intl to Las Vegas become cheaper?

Yes! Start tracking prices for Belfast Intl to Las Vegas flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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