$966 Cheap Flights from Belfast (BFS) to Las Vegas (LAS)

View $966 flight on Tue, Nov 11, 2025Opens in a new window

Popular airlines from Belfast International Airport (BFS) to Harry Reid Intl. Airport (LAS)

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Cheap Flights from Belfast to Las Vegas (BFS-LAS)

Prices were available within the past 7 days and start at $966 for one-way flights and $805 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Wed, Sep 3 - Tue, Sep 9
BHD
Belfast
LAS
Las Vegas
$805 Roundtrip, found 1 day ago
$805
Roundtrip
found 1 day ago
Select British Airways flight, departing Wed, Sep 3 from Belfast to Las Vegas, returning Tue, Sep 9, priced at $805 found 1 day ago
British Airways
Wed, Sep 3 - Tue, Sep 9
BHD
Belfast
LAS
Las Vegas
$813 Roundtrip, found 1 day ago
$813
Roundtrip
found 1 day ago
Select British Airways flight, departing Wed, Sep 3 from Belfast to Las Vegas, returning Tue, Sep 9, priced at $813 found 1 day ago
British Airways
Tue, Sep 30 - Sun, Oct 5
BHD
Belfast
LAS
Las Vegas
$814 Roundtrip, found 13 hours ago
$814
Roundtrip
found 13 hours ago
Select British Airways flight, departing Tue, Sep 30 from Belfast to Las Vegas, returning Sun, Oct 5, priced at $814 found 13 hours ago
British Airways
Tue, Sep 30 - Sun, Oct 5
BHD
Belfast
LAS
Las Vegas
$827 Roundtrip, found 13 hours ago
$827
Roundtrip
found 13 hours ago
Select British Airways flight, departing Tue, Sep 30 from Belfast to Las Vegas, returning Sun, Oct 5, priced at $827 found 13 hours ago
British Airways
Wed, Sep 3 - Tue, Sep 9
BHD
Belfast
LAS
Las Vegas
$840 Roundtrip, found 1 day ago
$840
Roundtrip
found 1 day ago
Select British Airways flight, departing Wed, Sep 3 from Belfast to Las Vegas, returning Tue, Sep 9, priced at $840 found 1 day ago
British Airways
Wed, Sep 3 - Tue, Sep 9
BHD
Belfast
LAS
Las Vegas
$849 Roundtrip, found 1 day ago
$849
Roundtrip
found 1 day ago
Select British Airways flight, departing Wed, Sep 3 from Belfast to Las Vegas, returning Tue, Sep 9, priced at $849 found 1 day ago
British Airways
Tue, Sep 30 - Sun, Oct 5
BHD
Belfast
LAS
Las Vegas
$851 Roundtrip, found 13 hours ago
$851
Roundtrip
found 13 hours ago
Select British Airways flight, departing Tue, Sep 30 from Belfast to Las Vegas, returning Sun, Oct 5, priced at $851 found 13 hours ago
British Airways
Tue, Sep 30 - Sun, Oct 5
BHD
Belfast
LAS
Las Vegas
$851 Roundtrip, found 13 hours ago
$851
Roundtrip
found 13 hours ago
Select British Airways flight, departing Tue, Sep 30 from Belfast to Las Vegas, returning Sun, Oct 5, priced at $851 found 13 hours ago
British Airways
Thu, Sep 11 - Thu, Sep 18
BHD
Belfast
LAS
Las Vegas
$854 Roundtrip, found 1 day ago
$854
Roundtrip
found 1 day ago
Select British Airways flight, departing Thu, Sep 11 from Belfast to Las Vegas, returning Thu, Sep 18, priced at $854 found 1 day ago
Iberia
Tue, Sep 30 - Sun, Oct 5
BHD
Belfast
LAS
Las Vegas
$1,245 Roundtrip, found 13 hours ago
$1,245
Roundtrip
found 13 hours ago
Select Iberia flight, departing Tue, Sep 30 from Belfast to Las Vegas, returning Sun, Oct 5, priced at $1,245 found 13 hours ago
Flights from Belfast (BHD) to Las Vegas (LAS)
Origin airport
George Best Belfast City
Destination airport
Harry Reid Intl.
Roundtrip price
$805
Distance
4904 mi

Belfast to Las Vegas Flights

The cheapest times to fly from Belfast to Las Vegas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Belfast to Las Vegas are during the month of September. You can find some of the cheapest flights from Belfast to Las Vegas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Belfast to Las Vegas

Sunday is one of the best days to book for cheap flights from Belfast to Las Vegas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Belfast to Las Vegas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Belfast to Las Vegas in 2025. You can also book with separate airlines for your outbound and return journeys, from $966 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Belfast to Las Vegas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Belfast to Las Vegas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Belfast Intl. Airport (BFS) to Harry Reid Intl. Airport (LAS) cost?
Discover the latest flight deals from BFS to LAS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BFS to LAS?
The cheapest flights from BFS to LAS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BFS to LAS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from BFS to LAS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Belfast Intl. Airport (BFS) to Harry Reid Intl. Airport (LAS)?
Nonstop flights from Belfast Intl. Airport (BFS) to Harry Reid Intl. Airport (LAS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BFS to LAS?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on a number of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Belfast Intl. Airport (BFS) to Harry Reid Intl. Airport (LAS)?
Choose a flight from Belfast Intl. Airport (BFS) to Harry Reid Intl. Airport (LAS) that takes off before 3 PM to reduce the risk of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Belfast Intl. Airport (BFS) to Harry Reid Intl. Airport (LAS) last-minute?
Waiting until just before your departure to book a ticket from BFS to LAS often results in higher prices. While you may come across some last-minute discounts, there's no guarantee. Allow some flexibility in your schedule for the best chance of getting a bargain.
Is it cheaper to book a BFS to LAS flight and hotel package?
You'll generally save money by securing a BFS to LAS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've chosen your preferred flights and accommodations, consider adding extras including car rentals, tours and activities.
Can I cancel or change the date of my flight from Belfast Intl. Airport (BFS) to Harry Reid Intl. Airport (LAS)?
In most cases, you can modify or cancel your BFS to LAS flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you need more information, go to our Customer Service portal.

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*Available to One Key members.