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£15+ Cheap flights to Sligo

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 26/2. Fares are subject to change and may not be available on all flights or dates of travel.
— NOC
27 Feb — 6 Mar1
1 adult
1 adult, Economy, 0 bags

Flights to Sligo in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Sligo
Explore the most affordable flight options available to Sligo. Find the lowest fares based on data from user searches, with prices last updated on 28 January 2026.

Tue 27/115:20
LTN
-
NOC
Nonstop1h 30m
Ryanair
Mon 2/217:15
NOC
-
LTN
Nonstop1h 30m
Ryanair
Deal found 26/1£31
Tue 27/107:55
STN
-
NOC
Nonstop1h 25m
Ryanair
Mon 2/217:20
NOC
-
STN
Nonstop1h 25m
Ryanair
Deal found 26/1£33
Fri 13/306:30
LTN
-
NOC
Nonstop1h 30m
Ryanair
Fri 20/315:45
NOC
-
LTN
Nonstop1h 30m
Ryanair
Deal found 27/1£33
Mon 2/315:20
LTN
-
NOC
Nonstop1h 30m
Ryanair
Thu 12/318:00
NOC
-
LTN
Nonstop1h 30m
Ryanair
Deal found 27/1£34
Thu 29/114:50
STN
-
NOC
Nonstop1h 25m
Ryanair
Mon 2/217:20
NOC
-
STN
Nonstop1h 25m
Ryanair
Deal found 27/1£34
Thu 7/512:25
LTN
-
NOC
Nonstop1h 30m
Ryanair
Mon 11/518:55
NOC
-
LTN
Nonstop1h 15m
Ryanair
Deal found 27/1£35
Mon 2/307:25
STN
-
NOC
Nonstop1h 25m
Ryanair
Thu 12/317:00
NOC
-
STN
Nonstop1h 25m
Ryanair
Deal found 27/1£35
Fri 13/207:25
STN
-
NOC
Nonstop1h 25m
Ryanair
Mon 16/217:20
NOC
-
STN
Nonstop1h 25m
Ryanair
Deal found 26/1£36
Thu 29/114:50
STN
-
NOC
Nonstop1h 25m
Ryanair
Sat 31/116:10
NOC
-
STN
Nonstop1h 25m
Ryanair
Deal found 26/1£36
Wed 18/307:15
LTN
-
NOC
Nonstop1h 30m
Ryanair
Sun 29/314:45
NOC
-
LTN
Nonstop1h 15m
Ryanair
Deal found 27/1£37
Fri 13/315:00
STN
-
NOC
Nonstop1h 25m
Ryanair
Fri 20/316:50
NOC
-
STN
Nonstop1h 25m
Ryanair
Deal found 27/1£37
Fri 1/509:00
LTN
-
NOC
Nonstop1h 30m
Ryanair
Fri 15/510:55
NOC
-
LTN
Nonstop1h 15m
Ryanair
Deal found 25/1£42

Find flight deals to Sligo

Find the latest flights to Sligo in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 28 January 2026.

Return from

£33

One-way from

£15

Popular in

December

Cheapest in

January

Average price

£47
Ryanair
  • Ryanair
  • 13/3-20/3
  • Nonstop
  • 3h 00m total
  • London to Knock
Search Deals
Ryanair
  • Ryanair
  • 23/2
  • Nonstop
  • 1h 30m total
  • London to Sligo
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£5 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for return flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Sligo that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 28 January 2026.
Use the filters below to find and compare flights to Sligo that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonKnock

LTN - NOC

LTNNOC

London Luton

Fri 13/3

06:30-08:00

Nonstop1h 30m

Knock Intl

Fri 20/3

15:45-17:15

Nonstop1h 30m

£34

LondonKnock

STN - NOC

STNNOC

London Stansted

Wed 18/3

14:35-16:00

Nonstop1h 25m

Knock Intl

Sun 29/3

08:55-10:20

Nonstop1h 25m

£34

LondonKnock

STN - NOC

STNNOC

London Stansted

Thu 12/3

14:50-16:15

Nonstop1h 25m

Knock Intl

Thu 19/3

17:00-18:25

Nonstop1h 25m

£34

LondonKnock

LTN - NOC

LTNNOC

London Luton

Thu 7/5

12:25-13:55

Nonstop1h 30m

Knock Intl

Mon 11/5

18:55-20:10

Nonstop1h 15m

£35

LondonKnock

LTN - NOC

LTNNOC

London Luton

Wed 18/3

07:15-08:45

Nonstop1h 30m

Knock Intl

Sun 29/3

14:45-16:00

Nonstop1h 15m

£37

LondonKnock

STN - NOC

STNNOC

London Stansted

Fri 13/3

15:00-16:25

Nonstop1h 25m

Knock Intl

Fri 20/3

16:50-18:15

Nonstop1h 25m

£38

LondonKnock

LTN - NOC

LTNNOC

London Luton

Fri 1/5

09:00-10:30

Nonstop1h 30m

Knock Intl

Fri 15/5

10:55-12:10

Nonstop1h 15m

£42

LondonKnock

LTN - NOC

LTNNOC

London Luton

Mon 25/5

16:55-18:25

Nonstop1h 30m

Knock Intl

Fri 29/5

18:55-20:10

Nonstop1h 15m

£43

LondonKnock

STN - NOC

STNNOC

London Stansted

Mon 22/6

07:05-08:35

Nonstop1h 30m

Knock Intl

Thu 25/6

16:45-18:10

Nonstop1h 25m

£46

LondonKnock

STN - NOC

STNNOC

London Stansted

Tue 14/7

07:15-08:45

Nonstop1h 30m

Knock Intl

Wed 15/7

09:25-10:50

Nonstop1h 25m

£47

Flights are sorted by cheapest return flights first.

Deals found on 26/1

Showing 1-10 of 60 results
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2
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6

Best time to book a flight to Sligo

Have a flexible travel schedule? Discover the best time to fly to Sligo 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 to Sligo

When is the best time to book a flight to Sligo?

Use this chart to determine the optimal time to book a return flight from London to Sligo. Price data was last updated on 23 January 2026.

Booking 51 days in advance of your planned departure date is, on average, the best time to get cheap flights to Sligo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

How long is the flight to Sligo?

On average, a flight from London to Sligo takes 6 hours 29 minutes. Flights to Sligo from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Sligo

The most flights from London to Sligo are scheduled on a Monday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

What are the most popular airlines that fly to Sligo?

The most popular airlines flying from London to Sligo are Ryanair and Aer Lingus.

Ryanair
Ryanair
From £19
Aer Lingus
Aer Lingus
From £80
British Airways
British Airways
From £99

What are the cheapest airlines that fly to Sligo?

The cheapest airlines flying from London to Sligo are Ryanair and Aer Lingus.

Reviews of airlines servicing Sligo

Get insights into the airlines that provide service to Sligo. 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 Sligo. Reviews last updated 28 January 2026.
Read through reviews of airlines serving Ireland, such as Aer Lingus, Ryanair, andBritish Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.2
Good
1,442 reviews
Check prices

Overall

7.2

Comfort

7.1

Boarding

7.4

Entertainment

6.9

Crew

8.0

Food

6.6

Reviews

1 / 20
4.0
Okay

Catherine,Dec 2025

AGP - DUB

Flight out to Malaga was terrific on A330 but flight back on A320 no where as good. Seat was uncomfortable, sweet wrappers & toilet paper on the floor at my seat. Rubbish in holder of seat in front. All unpleasant. Flight itself was fine & crew otherwise very good.
Aer Lingus
7.2
Good
1,442 reviews
Aer Lingus
7.2
Good
1,442 reviews
Check prices

Overall

7.2

Comfort

7.1

Boarding

7.4

Entertainment

6.9

Crew

8.0

Food

6.6

Reviews

1 / 20
4.0
Okay

Catherine,Dec 2025

AGP - DUB

Flight out to Malaga was terrific on A330 but flight back on A320 no where as good. Seat was uncomfortable, sweet wrappers & toilet paper on the floor at my seat. Rubbish in holder of seat in front. All unpleasant. Flight itself was fine & crew otherwise very good.
Ryanair
6.9
Okay
5,254 reviews
Aer Lingus
7.2
Good
1,442 reviews
Check prices

Overall

7.2

Comfort

7.1

Boarding

7.4

Entertainment

6.9

Crew

8.0

Food

6.6

Reviews

1 / 20
4.0
Okay

Catherine,Dec 2025

AGP - DUB

Flight out to Malaga was terrific on A330 but flight back on A320 no where as good. Seat was uncomfortable, sweet wrappers & toilet paper on the floor at my seat. Rubbish in holder of seat in front. All unpleasant. Flight itself was fine & crew otherwise very good.
British Airways
6.7
Okay
7,704 reviews
Aer Lingus
7.2
Good
1,442 reviews
Check prices

Overall

7.2

Comfort

7.1

Boarding

7.4

Entertainment

6.9

Crew

8.0

Food

6.6

Reviews

1 / 20
4.0
Okay

Catherine,Dec 2025

AGP - DUB

Flight out to Malaga was terrific on A330 but flight back on A320 no where as good. Seat was uncomfortable, sweet wrappers & toilet paper on the floor at my seat. Rubbish in holder of seat in front. All unpleasant. Flight itself was fine & crew otherwise very good.

FAQs about flying to Sligo

  • Can I find cheaper flights to Sligo if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Sligo on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Sligo?

    Based on reviews from Cheapflights users, Ryanair is rated the highest out of the airlines that fly to Sligo.

  • How much is a return flight to Sligo?

    A return flight to Sligo will typically cost around £34, however they can be found for as little as £29.

  • Where does the fastest flight to Sligo depart from?

    For those looking to save time traveling to Sligo, Liverpool J. Lennon offers the quickest one-way flight (1 hour 5 minutes).

  • Does Knock Intl have car hire?

    Yes. Those touching down at Knock Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Knock Intl?

    Yes. Knock Intl has hotels nearby for those requiring accommodations. Tiernan's Luxury Accommodation is the closest property to Knock Intl (0.0 mi away from Knock Intl).

See more FAQs

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How does Cheapflights help users find flights to Sligo?

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Why should you use Cheapflights to find cheap flight tickets to Sligo?

Millions of users choose and trust Cheapflights to book the best flight deals to Sligo for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights to Sligo with no change fees?

Yes, we can. To see specific flights to Sligo with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights to Sligo become cheaper?

Yes, Cheapflights offers price alerts on Sligo flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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