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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 20/6. Fares are subject to change and may not be available on all flights or dates of travel.
— NOC
24 May — 31 May1
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 24 April 2026.

Wed 3/613:25
LTN
-
NOC
Nonstop1h 30m
Ryanair
Tue 16/609:10
NOC
-
LTN
Nonstop1h 15m
Ryanair
Deal found 24/4£30
Tue 28/409:20
STN
-
NOC
Nonstop1h 30m
Ryanair
Wed 6/509:25
NOC
-
STN
Nonstop1h 25m
Ryanair
Deal found 24/4£30
Fri 5/617:00
LTN
-
NOC
Nonstop1h 30m
Ryanair
Fri 12/618:55
NOC
-
LTN
Nonstop1h 15m
Ryanair
Deal found 21/4£31
Fri 5/607:40
STN
-
NOC
Nonstop1h 30m
Ryanair
Fri 12/609:35
NOC
-
STN
Nonstop1h 25m
Ryanair
Deal found 21/4£31
Tue 12/515:25
LTN
-
NOC
Nonstop1h 30m
Ryanair
Fri 15/518:55
NOC
-
LTN
Nonstop1h 15m
Ryanair
Deal found 23/4£32
Tue 12/509:20
STN
-
NOC
Nonstop1h 30m
Ryanair
Thu 14/516:45
NOC
-
STN
Nonstop1h 25m
Ryanair
Deal found 23/4£32
Sat 9/507:00
LTN
-
NOC
Nonstop1h 30m
Ryanair
Tue 12/509:10
NOC
-
LTN
Nonstop1h 15m
Ryanair
Deal found 21/4£33
Sat 2/515:25
STN
-
NOC
Nonstop1h 30m
Ryanair
Sun 3/508:55
NOC
-
STN
Nonstop1h 25m
Ryanair
Deal found 21/4£33
Tue 21/407:15
LTN
-
NOC
Nonstop1h 30m
Ryanair
Wed 22/415:20
NOC
-
LTN
Nonstop1h 15m
Ryanair
Deal found 20/4£33
Tue 28/407:15
LTN
-
NOC
Nonstop1h 30m
Ryanair
Thu 7/514:20
NOC
-
LTN
Nonstop1h 15m
Ryanair
Deal found 24/4£34
Mon 13/707:05
STN
-
NOC
Nonstop1h 30m
Ryanair
Fri 17/717:55
NOC
-
STN
Nonstop1h 25m
Ryanair
Deal found 22/4£34
Wed 15/707:30
STN
-
NOC
Nonstop1h 30m
Ryanair
Tue 21/711:15
NOC
-
STN
Nonstop1h 25m
Ryanair
Deal found 24/4£35

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 24 April 2026.

Return from

£30

One-way from

£15

Popular in

December

Cheapest in

January

Average price

£102
Ryanair
  • Ryanair
  • 3/6-16/6
  • Nonstop
  • 2h 45m total
  • London to Knock
Search Deals
Ryanair
  • Ryanair
  • 20/6
  • Nonstop
  • 1h 30m total
  • London to Sligo
Search Deals
Highest demand for flights based on searches. 2% potential increase in price.
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for return flights in April 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 24 April 2026.
Use the filters below to find and compare flights to Sligo that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonKnock

STN - NOC

STNNOC

London Stansted

Wed 20/5

07:30-09:00

Nonstop1h 30m

Knock Intl

Sun 24/5

17:05-18:30

Nonstop1h 25m

£30
Fastest return journey

LondonKnock

LTN - NOC

LTNNOC

London Luton

Tue 12/5

07:15-08:45

Nonstop1h 30m

Knock Intl

Thu 14/5

14:20-15:35

Nonstop1h 15m

£32

LondonKnock

LTN - NOC

LTNNOC

London Luton

Tue 12/5

07:15-08:45

Nonstop1h 30m

Knock Intl

Fri 15/5

10:55-12:10

Nonstop1h 15m

£32

LondonKnock

LTN - NOC

LTNNOC

London Luton

Mon 18/5

17:00-18:30

Nonstop1h 30m

Knock Intl

Fri 22/5

18:55-20:10

Nonstop1h 15m

£32

LondonKnock

LTN - NOC

LTNNOC

London Luton

Sat 16/5

07:00-08:30

Nonstop1h 30m

Knock Intl

Mon 18/5

18:55-20:10

Nonstop1h 15m

£32

LondonKnock

LTN - NOC

LTNNOC

London Luton

Tue 26/5

07:15-08:45

Nonstop1h 30m

Knock Intl

Thu 4/6

14:20-15:35

Nonstop1h 15m

£32

LondonKnock

LTN - NOC

LTNNOC

London Luton

Sat 9/5

07:00-08:30

Nonstop1h 30m

Knock Intl

Tue 12/5

09:10-10:25

Nonstop1h 15m

£33

LondonKnock

LTN - NOC

LTNNOC

London Luton

Fri 12/6

17:00-18:30

Nonstop1h 30m

Knock Intl

Mon 15/6

10:55-12:10

Nonstop1h 15m

£33

LondonKnock

STN - NOC

STNNOC

London Stansted

Wed 10/6

07:30-09:00

Nonstop1h 30m

Knock Intl

Wed 17/6

09:25-10:50

Nonstop1h 25m

£35

LondonKnock

STN - NOC

STNNOC

London Stansted

Mon 18/5

07:05-08:35

Nonstop1h 30m

Knock Intl

Fri 29/5

17:55-19:20

Nonstop1h 25m

£36

Flights are sorted by cheapest return flights first.

Deals found on 19/4

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
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

How long is the flight to Sligo?

On average, a flight from London to Sligo takes 5 hours 3 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 Friday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 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 £25
Aer Lingus
Aer Lingus
From £91
British Airways
British Airways
From £100

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 24 April 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
7.3
Good
1,528 reviews
Check prices

Boarding

7.4

Comfort

7.2

Crew

8.1

Overall

7.3

Food

6.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Wendy,Mar 2026

YYZ - DUB

I didn’t happen, my seat was given away because even though my bag was checked through to Dublin apparently the previous airline didn’t check me in. Even when I asked specifically at check in they said I and my luggage we both checked all the way through.
Aer Lingus
7.3
Good
1,528 reviews
Aer Lingus
7.3
Good
1,528 reviews
Check prices

Boarding

7.4

Comfort

7.2

Crew

8.1

Overall

7.3

Food

6.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Wendy,Mar 2026

YYZ - DUB

I didn’t happen, my seat was given away because even though my bag was checked through to Dublin apparently the previous airline didn’t check me in. Even when I asked specifically at check in they said I and my luggage we both checked all the way through.
Ryanair
6.9
Okay
5,345 reviews
Aer Lingus
7.3
Good
1,528 reviews
Check prices

Boarding

7.4

Comfort

7.2

Crew

8.1

Overall

7.3

Food

6.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Wendy,Mar 2026

YYZ - DUB

I didn’t happen, my seat was given away because even though my bag was checked through to Dublin apparently the previous airline didn’t check me in. Even when I asked specifically at check in they said I and my luggage we both checked all the way through.
British Airways
6.7
Okay
7,911 reviews
Aer Lingus
7.3
Good
1,528 reviews
Check prices

Boarding

7.4

Comfort

7.2

Crew

8.1

Overall

7.3

Food

6.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Wendy,Mar 2026

YYZ - DUB

I didn’t happen, my seat was given away because even though my bag was checked through to Dublin apparently the previous airline didn’t check me in. Even when I asked specifically at check in they said I and my luggage we both checked all the way through.

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 £42, however they can be found for as little as £25.

  • 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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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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