The cheapest times to fly from LAS to BFS are

  • May 7th to June 3rd (except the week of May 14th)
  • July 30th to October 28th (except the week of August 27th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from LAS to BFS is late May. Prices can be as high as $1989 for Sunday flights during early to mid July, or as low as $724 for Tuesday flights around late May.


When to Fly to Belfast

Flying from Las Vegas, NV (LAS) to Belfast (BFS) will usually cost between $733 to $1575 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late May with an average ticket price of $724. Due to high demand the most expensive time to fly is early to mid July, with an average price of $1692. Planning your trip to low-cost times can easily save you $968 on economy flights and even more on first-class flights. Generally, any price below $895 can be considered a good price for a round-trip LAS to BFS flight.

See below for a graph of average weekly prices for the LAS to BFS route. All prices are for round-trip tickets in USD.

LAS to BFS Flight Prices

Compared to other flights, the LAS to BFS flight is cheaper than the average and costs about as much as the average flight leaving from Las Vegas. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to BFS, and Thursday the cheapest day to fly back into LAS. Sundays are the most expensive days to fly to Belfast, and Saturdays are the most expensive days to return to Las Vegas. Selecting flights on the least expensive days could save you up to $355 (29%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $780. Return trip prices are from the BFS to LAS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from LAS to BFS can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 9 hour 47 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from LAS to BFS while comparing.

Destination alternative #1: Dublin Airport (DUB) in Dublin

  • 85 miles (137 km) away from BFS
  • Usually 6.70% less expensive than BFS
  • 1-layover flights available

See LAS to DUB flights

Destination alternative #2: Belfast City Airport (BHD) in Belfast

  • 14 miles (23 km) away from BFS
  • Usually 5.14% less expensive than BFS
  • 1-layover flights available

See LAS to BHD flights


Flight Hacking LAS to BFS

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from LAS to BFS — but Champion Traveler does!

Hack #1: London (LAS > LGW > BFS)

  • Price for both tickets: $655
  • Average savings: $241 (26.87%)

See LAS to LGW flights

Hack #2: Los Angeles, CA (LAS > LAX > BFS)

  • Price for both tickets: $811
  • Average savings: $84 (9.39%)

See LAS to LAX flights

Hack #3: New York, NY (LAS > JFK > BFS)

  • Price for both tickets: $822
  • Average savings: $74 (8.21%)

See LAS to JFK flights


Flight Questions Answered

Still have questions about flying from LAS to BFS? We’ve got answers.

Which airlines fly this route?

You can find 3 major airlines flying this route most often: Air France, Delta, Virgin Atlantic, and potentially more during busy seasons.

How far away is it from Belfast Aldergrove Airport to McCarran International Airport?

The distance between the two airports is roughly 4892 miles or 7873 kilometers.

How long does it take to fly from LAS to BFS?

The real-world flight time for a nonstop LAS to BFS flight is about 9 hour 47 minutes.

How many flights go between Las Vegas, NV and Belfast?

It depends on the day of the week and the date, but a typical day might have around 34 available flights from LAS to BFS.


Airport Location Info


Departing Airport

Origination code LAS
Origination airport name McCarran International Airport
City Las Vegas, NV
Country the United States
Latitude 36.1
Longitude -115.2

Return Airport

Destination code BFS
Destination airport name Belfast Aldergrove Airport
City Belfast
Country the United Kingdom
Latitude 54.7
Longitude -6.2


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.