How long is the flight from London to Donegal?

Airlines like Aer Lingus fly from London to Donegal in about 4h 10m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 408 mi.

What is the cheapest airline to fly from London to Donegal round-trip?

Cheapflights users have booked flights from London to Donegal round-trip from £170.

In terms of precipitation, rainfall in Donegal ranges from 58.0 - 118.0 inches per month. October is typically the wettest month, when rainfall can reach 118.0 mm. April is typically the driest time to visit Donegal when rainfall is around 58.0 mm.

If weather is an important factor for your trip to Donegal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 14.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What are the most popular routes from London to Donegal?

When deciding which route to take from London to Donegal consider London City - Donegal, London Heathrow - Donegal or London Gatwick - Donegal as they are the most popular.

What airport do you fly into for flights to Donegal from London?

For a flight from London to Donegal, you will be flying into Donegal. Donegal (CFN) is just 28.5 mi from the center of the city. Donegal is the only Donegal airport and it handles 0 inbound flights from London per day. 1 airline has flights to Donegal from London on a regular basis.

Can I find deals for flights from London to Donegal that include hotel bookings?

Yes. In addition to deals on London to Donegal flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from London to Donegal?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Donegal.

Can I find deals for business class flights from London to Donegal?

Yes. Cheapflights offers flight deals from London to Donegal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£113+ Flights from London to Donegal

Cheap flight deals from London to Donegal

Enter your travel dates to find the best prices.

Best flights from London to Donegal
Discover carefully curated flight deals from London to Donegal that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 December 2025.

Mon 9/206:00LTN - CFN

1 stop8h 00mMultiple Airlines

Mon 16/214:30CFN - LTN

1 stop7h 30mMultiple Airlines

Deal found 26/12£113

Wed 4/209:50LHR - CFN

1 stop4h 10mAer Lingus

Wed 11/214:30CFN - LHR

1 stop5h 20mAer Lingus

Deal found 27/12£188

Mon 9/215:15STN - CFN

1 stop4h 45mMultiple Airlines

Mon 16/207:55CFN - STN

1 stop5h 25mMultiple Airlines

Deal found 26/12£116

Tue 10/211:25LGW - CFN

1 stop8h 35mMultiple Airlines

Tue 17/214:30CFN - LGW

1 stop6h 30mMultiple Airlines

Deal found 27/12£117

Tue 10/206:30STN - CFN

1 stop7h 30mMultiple Airlines

Tue 17/214:30CFN - STN

1 stop6h 50mMultiple Airlines

Deal found 27/12£128

Tue 27/111:25LGW - CFN

1 stop8h 35mMultiple Airlines

Tue 3/207:55CFN - LGW

1 stop9h 25mMultiple Airlines

Deal found 27/12£139

Tue 10/208:50LHR - CFN

1 stop5h 10mAer Lingus

Tue 17/214:30CFN - LHR

1 stop5h 20mAer Lingus

Deal found 27/12£191

Sat 17/118:45STN - CFN

1 stop17h 50mMultiple Airlines

Sat 24/107:55CFN - STN

1 stop3h 40mMultiple Airlines

Deal found 25/12£139

Mon 9/208:50LHR - CFN

1 stop5h 10mAer Lingus

Mon 16/214:30CFN - LHR

1 stop17h 35mAer Lingus

Deal found 26/12£196

Sat 7/211:25LCY - CFN

1 stop8h 35mBritish Airways

Wed 11/214:30CFN - LCY

1 stop7h 00mBritish Airways

Deal found 25/12£447

Sat 17/109:00LTN - CFN

1 stop5h 00mMultiple Airlines

Sat 24/107:55CFN - LTN

1 stop7h 30mMultiple Airlines

Deal found 25/12£141

Tue 27/121:45STN - CFN

1 stop16h 15mMultiple Airlines

Tue 3/214:30CFN - STN

1 stop3h 50mMultiple Airlines

Deal found 27/12£141

Sat 17/122:30LGW - CFN

1 stop14h 05mMultiple Airlines

Sat 24/114:30CFN - LGW

1 stop5h 15mMultiple Airlines

Deal found 25/12£148

Tue 27/114:15LHR - CFN

1 stop5h 45mAer Lingus

Tue 3/214:30CFN - LHR

1 stop5h 20mAer Lingus

Deal found 27/12£245

Sat 17/112:50LHR - CFN

1 stop7h 10mMultiple Airlines

Sat 24/107:55CFN - LHR

1 stop4h 35mMultiple Airlines

Deal found 25/12£175

Wed 4/215:15LHR - CFN

2 stops22h 45mMultiple Airlines

Wed 11/214:30CFN - LHR

1 stop5h 20mMultiple Airlines

Deal found 27/12£190

Tue 27/106:50LCY - CFN

1 stop7h 10mAer Lingus

Tue 3/207:55CFN - LCY

1 stop4h 45mAer Lingus

Deal found 27/12£345

Mon 9/220:50LHR - CFN

2 stops23h 10mMultiple Airlines

Mon 16/207:55CFN - LHR

1 stop5h 30mMultiple Airlines

Deal found 26/12£195

Mon 9/209:10LCY - CFN

1 stop4h 50mAer Lingus

Mon 16/214:30CFN - LCY

1 stop6h 10mAer Lingus

Deal found 26/12£348

Sat 17/111:25LCY - CFN

1 stop8h 35mBritish Airways

Sat 24/114:30CFN - LCY

1 stop26h 15mBritish Airways

Deal found 25/12£516

Tue 10/209:00LTN - CFN

1 stop11h 00mMultiple Airlines

Tue 17/207:55CFN - LTN

3 stops24h 15mMultiple Airlines

Deal found 27/12£251

Mon 9/209:40LGW - CFN

1 stop10h 20mMultiple Airlines

Mon 16/207:55CFN - LGW

2 stops23h 25mMultiple Airlines

Deal found 26/12£304

Tue 10/206:50LCY - CFN

1 stop7h 10mMultiple Airlines

Tue 17/214:30CFN - LCY

1 stop6h 10mMultiple Airlines

Deal found 27/12£311

Tue 10/209:50LHR - CFN

1 stop4h 10mMultiple Airlines

Tue 17/214:30CFN - LHR

3 stops22h 45mMultiple Airlines

Deal found 27/12£312

Last-minute flights from London to Donegal
Discover last-minute flight deals from London to Donegal. Data last updated 28 December 2025 and is based on user searches.

Sat 17/118:45STN - CFN

1 stop17h 50mMultiple Airlines

Sat 24/107:55CFN - STN

1 stop3h 40mMultiple Airlines

Deal found 25/12£139

Sat 17/109:00LTN - CFN

1 stop5h 00mMultiple Airlines

Sat 24/107:55CFN - LTN

1 stop7h 30mMultiple Airlines

Deal found 25/12£141

Sat 17/122:30LGW - CFN

1 stop14h 05mMultiple Airlines

Sat 24/114:30CFN - LGW

1 stop5h 15mMultiple Airlines

Deal found 25/12£148

Sat 17/112:50LHR - CFN

1 stop7h 10mMultiple Airlines

Sat 24/107:55CFN - LHR

1 stop4h 35mMultiple Airlines

Deal found 25/12£175

Sat 17/111:25LCY - CFN

1 stop8h 35mBritish Airways

Sat 24/114:30CFN - LCY

1 stop26h 15mBritish Airways

Deal found 25/12£516

Tue 27/111:25LGW - CFN

1 stop8h 35mMultiple Airlines

Tue 3/207:55CFN - LGW

1 stop9h 25mMultiple Airlines

Deal found 27/12£139

Tue 27/121:45STN - CFN

1 stop16h 15mMultiple Airlines

Tue 3/214:30CFN - STN

1 stop3h 50mMultiple Airlines

Deal found 27/12£141

Tue 27/114:15LHR - CFN

1 stop5h 45mAer Lingus

Tue 3/214:30CFN - LHR

1 stop5h 20mAer Lingus

Deal found 27/12£245

Tue 27/106:50LCY - CFN

1 stop7h 10mAer Lingus

Tue 3/207:55CFN - LCY

1 stop4h 45mAer Lingus

Deal found 27/12£345

Find flight deals from London to Donegal

Round-trip from	£113

9/2-16/2
2 total stops
15h 30m total
London to Donegal

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Mon 9/2

06:00-14:00

1 stop8h 00m

Donegal

Mon 16/2

14:30-22:00

1 stop7h 30m

£113

LondonDonegal

STN - CFN

STNCFN

London Stansted

Mon 9/2

15:15-20:00

1 stop4h 45m

Donegal

Mon 16/2

07:55-13:20

1 stop5h 25m

£116

LondonDonegal

LGW - CFN

LGWCFN

London Gatwick

Tue 10/2

11:25-20:00

1 stop8h 35m

Donegal

Tue 17/2

14:30-21:00

1 stop6h 30m

£117

LondonDonegal

STN - CFN

STNCFN

London Stansted

Tue 10/2

06:30-14:00

1 stop7h 30m

Donegal

Tue 17/2

14:30-21:20

1 stop6h 50m

£128

LondonDonegal

LGW - CFN

LGWCFN

London Gatwick

Tue 27/1

11:25-20:00

1 stop8h 35m

Donegal

Tue 3/2

07:55-17:20

1 stop9h 25m

£139

LondonDonegal

STN - CFN

STNCFN

London Stansted

Sat 17/1

18:45-12:35

1 stop17h 50m

Donegal

Sat 24/1

07:55-11:35

1 stop3h 40m

£139

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Sat 17/1

09:00-14:00

1 stop5h 00m

Donegal

Sat 24/1

07:55-15:25

1 stop7h 30m

£141

LondonDonegal

STN - CFN

STNCFN

London Stansted

Tue 27/1

21:45-14:00

1 stop16h 15m

Donegal

Tue 3/2

14:30-18:20

1 stop3h 50m

£141

LondonDonegal

LGW - CFN

LGWCFN

London Gatwick

Sat 17/1

22:30-12:35

1 stop14h 05m

Donegal

Sat 24/1

14:30-19:45

1 stop5h 15m

£148

LondonDonegal

LHR - CFN

LHRCFN

London Heathrow

Sat 17/1

12:50-20:00

1 stop7h 10m

Donegal

Sat 24/1

07:55-12:30

1 stop4h 35m

£175

Flights are sorted by cheapest return flights first.

Deals found on 26/12

Showing 1-10 of 24 results

Best time to book a flight from London to Donegal

Have a flexible travel schedule? Discover the best time to fly to Donegal from London 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 from London to Donegal

What is the cheapest month to book a flight from London to Donegal?

Currently, December is the cheapest month in which you can book a flight from London to Donegal (average of £17). Flying from London to Donegal in August is currently the most expensive (average of £36). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to CFN?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 22% on flights from London to Donegal by exploring options for tickets at midday.

Related info for your journey

What airport do you fly into for flights to Donegal from London?
For a flight from London to Donegal, you will be flying into Donegal. Donegal (CFN) is just 28.5 mi from the center of the city. Donegal is the only Donegal airport and it handles 0 inbound flights from London per day. 1 airline has flights to Donegal from London on a regular basis.
How long is the flight from London to Donegal?
Airlines like Aer Lingus fly from London to Donegal in about 4h 10m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 408 mi.
What is the cheapest airline to fly from London to Donegal round-trip?
Cheapflights users have booked flights from London to Donegal round-trip from £170.
What are the most popular routes from London to Donegal?
When deciding which route to take from London to Donegal consider London City - Donegal, London Heathrow - Donegal or London Gatwick - Donegal as they are the most popular.
Can I find deals for flights from London to Donegal that include hotel bookings?
Yes. In addition to deals on London to Donegal flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Donegal?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Donegal.
Can I find deals for business class flights from London to Donegal?
Yes. Cheapflights offers flight deals from London to Donegal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London to Donegal?
Currently, December is the cheapest month in which you can book a flight from London to Donegal (average of £17). Flying from London to Donegal in August is currently the most expensive (average of £36). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for London to Donegal

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Top airline flying from London to Donegal

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest£170	Average£268	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

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How does Cheapflights help users find flights from London to Donegal?

When you search for this flight from London to Donegal, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from London to Donegal?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Donegal for you. Better yet — we are completely free to use.

Can Cheapflights find flights from London to Donegal with no change fees?

Yes! Cheapflights helps users easily find flights from London to Donegal with no change fees.

Can Cheapflights notify me if prices for flights from London to Donegal become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Donegal from London today and book when prices fit your budget.

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Cheap flights from London to Donegal from £113

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Donegal

Best flights from London to DonegalDiscover carefully curated flight deals from London to Donegal that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 December 2025.

Discover carefully curated flight deals from London to Donegal that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 December 2025.

Find flight deals from London to Donegal

Round-trip from

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Use the filters below to find and compare flights from London to Donegal that are best for you.

Best time to book a flight from London to Donegal

Have a flexible travel schedule? Discover the best time to fly to Donegal from London with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London to Donegal

What is the cheapest month to book a flight from London to Donegal?

What is the cheapest time of day to fly from LON to CFN?

Find hourly flight availability from London to Donegal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 December 2025.

Related info for your journey

Find useful and relevant information for your journey from London to Donegal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Donegal from London?

How long is the flight from London to Donegal?

What is the cheapest airline to fly from London to Donegal round-trip?

What are the most popular routes from London to Donegal?

Can I find deals for flights from London to Donegal that include hotel bookings?

How can I find direct flights from London to Donegal?

Can I find deals for business class flights from London to Donegal?

What is the cheapest month to book a flight from London to Donegal?

Travelling to a place near Donegal?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Donegal

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from London to Donegal

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Donegal?

Why should you use Cheapflights to find cheap flight tickets from London to Donegal?

Can Cheapflights find flights from London to Donegal with no change fees?

Can Cheapflights notify me if prices for flights from London to Donegal become cheaper?

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Best flights from London to Donegal
Discover carefully curated flight deals from London to Donegal that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 December 2025.