Cheap Flights from London (LHR) to Sligo (SXL)

Popular airlines from Heathrow Airport (LHR) to Sligo (SXL)

Alternative airports near Sligo

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ireland West NOC. Cheapest option available. Average driving time to city center is 43 minutes. Flights from $152
NOC
Ireland West
Cheapest
Average driving time to city center43 min
Flights from $152

Frequently asked questions

How much does a flight from Heathrow Airport (LHR) to Sligo (SXL) cost?
Get a cheap one-way flight or cheap return flight from Heathrow Airport (LHR) to Sligo (SXL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Heathrow Airport (LHR) to Sligo (SXL)?
The cheapest month to fly from LHR to SXL is , when there's less demand. Off-peak season is typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from Heathrow Airport (LHR) to Sligo (SXL)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from LHR to SXL. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Heathrow Airport (LHR) to Sligo (SXL)?
Nonstop flights from Heathrow Airport (LHR) to Sligo (SXL) 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 choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from LHR to SXL?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Heathrow Airport (LHR) to Sligo (SXL)?
Select a flight from Heathrow Airport (LHR) to Sligo (SXL) that leaves before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be canceled.**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.
What airports do you fly into for Strandhill from Heathrow Airport (LHR)?
Explore your flight options from Heathrow Airport (LHR) to Ireland West Airport (NOC). This is the only Strandhill airport you can land at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Heathrow Airport (LHR) to Sligo (SXL) last-minute?
Waiting until just before your trip to book a ticket from LHR to SXL generally means paying more. While you might find some last-minute discounts, they aren't always guaranteed. Keep your travel schedule open to boost your chances of snagging a bargain.
Is it cheaper to book a LHR to SXL flight and hotel package?
You'll typically save money by securing a LHR to SXL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've chosen your preferred accommodations and flights, consider adding extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Heathrow Airport (LHR) to Sligo (SXL)?
If you booked your LHR to SXL flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

Travel information

Travel information

Origin airport
Heathrow
Destination airport
Sligo
Distance
390 mi

Book with confidence

Book with confidence

London to Sligo Flights

The cheapest times to fly from London to Sligo

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 London to Sligo are during the month of . You can find some of the cheapest flights from London to Sligo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from London to Sligo

Sunday is one of the best days to book for cheap flights from London to Sligo: 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 London to Sligo

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 London to Sligo in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 London to Sligo 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 London to Sligo 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.

 

London to Sligo Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.