Find flights
When to book
Airlines
FAQs

Cheap flights from Belfast Intl Airport to Las Vegas from £320

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — LAS
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap 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 18 September 2025.

Round-trip from

£604

One-way from

£320

Popular in

October

Cheapest in

February

Average price

£710
31/10-7/11
  • 31/10-7/11
  • 6 total stops
  • 66h 28m total
  • Belfast to Las Vegas
Search Deals
5/11
  • 5/11
  • 3 total stops
  • 57h 20m total
  • Belfast to Las Vegas
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£66 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Belfast Intl to Las Vegas

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 18 September 2025.

Fri 31/1006:30BFS - LAS
3 stops42h 18mMultiple Airlines
Fri 7/1107:00LAS - BFS
3 stops24h 10mMultiple Airlines
Deal found 16/9£604

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 18 September 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to Las Vegas that are best for you.

Fly from

Belfast Intl

Fly to

Las Vegas

Route

Depart

Return

Price

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Fri 31/10

06:30-17:48

3 stops42h 18m

Las Vegas Harry Reid Intl

Fri 7/11

07:00-15:10

3 stops24h 10m

£604

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Wed 5/11

20:50-22:10

3 stops57h 20m

£320

Flights are sorted by cheapest return flights first.

Deals found on 15/9

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.

Cheapflights Insights

Everything you need to know about your flight from Belfast Intl Airport to Las Vegas

What is the cheapest time of day to fly from BFS to LAS?

Find hourly flight availability from Belfast Intl 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 18 September 2025.

It’s optimal to fly from Belfast Intl Airport to Las Vegas in the morning. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight at midday.

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 18 September 2025.
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
7,367 reviews
Check prices

Overall

6.7

Boarding

6.9

Food

6.3

Comfort

6.7

Crew

7.6

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.
British Airways
6.7
Okay
7,367 reviews
British Airways
6.7
Okay
7,367 reviews
Check prices

Overall

6.7

Boarding

6.9

Food

6.3

Comfort

6.7

Crew

7.6

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.

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 £575, 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. British Airways is currently priced 27% below the average price you’ll pay for this route.

  • 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.

  • What is the cheapest month to book a flight from Belfast Intl Airport to Las Vegas?

    Currently, January is the cheapest month in which you can book a flight from Belfast Intl Airport to Las Vegas (average of £689). Flying from Belfast Intl Airport to Las Vegas in July is currently the most expensive (average of £1,020). 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

Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Kingman
Henderson
Paradise

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 18 September 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£575Average£730FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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?

Cheapflights simply makes it quick and affordable to book flights from Belfast Intl to Las Vegas by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.