How long is the flight from London to Donegal?

Airlines like Aer Lingus fly from London to Donegal in about 6h 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.

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 Heathrow - Donegal, London City - Donegal or London Gatwick - Donegal as they are the most popular.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Donegal as you normally would.

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. 0 airlines have 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.

£137+ Cheap Flights from London to Donegal

Cheap flight deals from London to Donegal

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

Cheapest flights from London to Donegal
Explore the most affordable flight options available from London to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 September 2026.

Mon 2/1106:10 -

1 stop7h 50m

Mon 9/1114:30 -

1 stop7h 40m

Deal found 20/9£137

Wed 7/1006:30 -

1 stop7h 30m

Sat 10/1014:30 -

1 stop4h 50m

Deal found 23/9£138

Mon 2/1106:35 -

1 stop7h 25m

Mon 9/1114:30 -

1 stop7h 40m

Deal found 21/9£139

Sat 7/1113:05 -

1 stop6h 55m

Sat 14/1107:55 -

1 stop4h 35m

Deal found 23/9£140

Mon 2/1121:30 -

1 stop16h 30m

Mon 9/1107:55 -

1 stop9h 30m

Deal found 20/9£140

Wed 7/1015:35 -

1 stop4h 25m

Sat 10/1014:30 -

1 stop4h 25m

Deal found 23/9£141

Sun 8/1108:30 -

1 stop5h 30m

Sun 15/1107:55 -

1 stop25h 45m

Deal found 24/9£141

Sat 7/1115:30 -

1 stop4h 30m

Sat 14/1114:30 -

1 stop17h 10m

Deal found 23/9£141

Wed 7/1015:55 -

1 stop4h 05m

Sat 10/1007:55 -

1 stop9h 30m

Deal found 23/9£143

Fri 6/1115:55 -

1 stop4h 05m

Fri 13/1114:30 -

1 stop4h 35m

Deal found 21/9£147

Sun 8/1109:50 -

1 stop4h 10m

Sun 15/1107:55 -

1 stop25h 20m

Deal found 24/9£148

Thu 29/1006:45 -

1 stop7h 15m

Wed 4/1114:30 -

1 stop17h 45m

Deal found 22/9£148

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 25 September 2026.

Mon 2/1106:10 -

1 stop7h 50m

Mon 9/1114:30 -

1 stop7h 40m

Deal found 20/9£137

Thu 29/1007:50 -

1 stop6h 10m

Wed 4/1114:30 -

1 stop6h 35m

Deal found 22/9£180

Wed 7/1006:30 -

1 stop7h 30m

Sat 10/1014:30 -

1 stop4h 50m

Deal found 23/9£138

Wed 4/1120:40 -

1 stop17h 20m

Wed 11/1107:55 -

1 stop6h 10m

Deal found 20/9£139

Sat 7/1113:05 -

1 stop6h 55m

Sat 14/1107:55 -

1 stop4h 35m

Deal found 23/9£140

Sat 7/1117:45 -

1 stop20h 15m

Sat 14/1114:30 -

1 stop6h 35m

Deal found 23/9£140

Mon 2/1106:30 -

1 stop13h 30m

Mon 9/1107:55 -

1 stop14h 05m

Deal found 20/9£373

Wed 4/1109:50 -

1 stop4h 10m

Wed 11/1107:55 -

1 stop5h 30m

Deal found 20/9£190

Mon 2/1121:30 -

1 stop16h 30m

Mon 9/1107:55 -

1 stop9h 30m

Deal found 20/9£140

Mon 2/1108:20 -

1 stop5h 40m

Mon 9/1114:30 -

1 stop7h 40m

Deal found 20/9£140

Wed 7/1015:35 -

1 stop4h 25m

Sat 10/1014:30 -

1 stop4h 25m

Deal found 23/9£141

Mon 2/1107:50 -

1 stop12h 10m

Mon 9/1114:30 -

1 stop5h 20m

Deal found 21/9£228

Sun 8/1108:30 -

1 stop5h 30m

Sun 15/1107:55 -

1 stop25h 45m

Deal found 24/9£141

Sun 8/1108:50 -

1 stop5h 10m

Sun 15/1107:55 -

1 stop11h 55m

Deal found 24/9£250

Sat 7/1115:30 -

1 stop4h 30m

Sat 14/1114:30 -

1 stop17h 10m

Deal found 23/9£141

Fri 6/1115:55 -

1 stop4h 05m

Fri 13/1114:30 -

1 stop4h 35m

Deal found 21/9£147

Thu 29/1006:30 -

1 stop13h 30m

Wed 4/1114:30 -

1 stop7h 30m

Deal found 23/9£377

Sun 8/1109:50 -

1 stop4h 10m

Sun 15/1107:55 -

1 stop25h 20m

Deal found 24/9£148

Thu 29/1021:45 -

1 stop22h 15m

Wed 4/1114:30 -

1 stop17h 45m

Deal found 22/9£150

Wed 14/1015:30 -

1 stop22h 30m

Sun 18/1014:30 -

1 stop19h 35m

Deal found 20/9£407

Thu 29/1006:15 -

1 stop7h 45m

Wed 4/1114:30 -

1 stop5h 30m

Deal found 22/9£151

Thu 29/1008:50 -

1 stop5h 10m

Wed 4/1114:30 -

1 stop5h 30m

Deal found 22/9£153

Fri 6/1116:00 -

1 stop4h 00m

Fri 13/1114:30 -

1 stop3h 55m

Deal found 21/9£155

Sun 8/1108:40 -

1 stop5h 20m

Sun 15/1107:55 -

1 stop14h 45m

Deal found 24/9£172

Wed 4/1107:25 -

1 stop6h 35m

Wed 11/1114:30 -

1 stop5h 30m

Deal found 20/9£196

Mon 2/1107:50 -

1 stop6h 10m

Mon 9/1114:30 -

2 stops6h 20m

Deal found 20/9£243

Thu 29/1010:00 -

2 stops10h 00m

Wed 4/1107:55 -

1 stop13h 10m

Deal found 22/9£354

Wed 4/1107:50 -

2 stops7h 25m

Wed 11/1114:30 -

1 stop6h 35m

Deal found 20/9£381

Find flight deals from London to Donegal

Round-trip from	£137

2/11-9/11
2 total stops
15h 30m total
London to Donegal

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonDonegal

LTN London Luton - CFN Donegal

LTNCFN

London Luton

Mon 2/11

06:10-14:00

1 stop7h 50m

Donegal

Mon 9/11

14:30-22:10

1 stop7h 40m

£137

LondonDonegal

STN London Stansted - CFN Donegal

STNCFN

London Stansted

Wed 7/10

06:30-14:00

1 stop7h 30m

Donegal

Sat 10/10

14:30-19:20

1 stop4h 50m

£138

LondonDonegal

STN London Stansted - CFN Donegal

STNCFN

London Stansted

Wed 4/11

20:40-14:00

1 stop17h 20m

Donegal

Wed 11/11

07:55-14:05

1 stop6h 10m

£139

LondonDonegal

LTN London Luton - CFN Donegal

LTNCFN

London Luton

Sat 7/11

13:05-20:00

1 stop6h 55m

Donegal

Sat 14/11

07:55-12:30

1 stop4h 35m

£140

LondonDonegal

LGW London Gatwick - CFN Donegal

LGWCFN

London Gatwick

Sat 7/11

17:45-14:00

1 stop20h 15m

Donegal

Sat 14/11

14:30-21:05

1 stop6h 35m

£140

LondonDonegal

LGW London Gatwick - CFN Donegal

LGWCFN

London Gatwick

Mon 2/11

21:30-14:00

1 stop16h 30m

Donegal

Mon 9/11

07:55-17:25

1 stop9h 30m

£140

LondonDonegal

STN London Stansted - CFN Donegal

STNCFN

London Stansted

Mon 2/11

08:20-14:00

1 stop5h 40m

Donegal

Mon 9/11

14:30-22:10

1 stop7h 40m

£140

LondonDonegal

LGW London Gatwick - CFN Donegal

LGWCFN

London Gatwick

Wed 7/10

15:35-20:00

1 stop4h 25m

Donegal

Sat 10/10

14:30-18:55

1 stop4h 25m

£141

LondonDonegal

STN London Stansted - CFN Donegal

STNCFN

London Stansted

Sun 8/11

08:30-14:00

1 stop5h 30m

Donegal

Sun 15/11

07:55-09:40

1 stop25h 45m

£141

LondonDonegal

STN London Stansted - CFN Donegal

STNCFN

London Stansted

Sat 7/11

15:30-20:00

1 stop4h 30m

Donegal

Sat 14/11

14:30-07:40

1 stop17h 10m

£141

Flights are sorted by cheapest return flights first.

Deals found on 20/9

Showing 1-10 of 28 resultsSorted by cheapest first

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.

LON-CFN

STN-CFN

LGW-CFN

LTN-CFN

LHR-CFN

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

LON-CFN

STN-CFN

LGW-CFN

LTN-CFN

LHR-CFN

No data available for this route at this time. Please check back soon.

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. 0 airlines have 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 6h 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 are the most popular routes from London to Donegal?
When deciding which route to take from London to Donegal consider London Heathrow - Donegal, London City - 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.

See more FAQs

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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 £137

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Donegal

Cheapest flights from London to DonegalExplore the most affordable flight options available from London to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 September 2026.

Explore the most affordable flight options available from London to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 September 2026.

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 25 September 2026.

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 25 September 2026.

Last-minute flights from London to DonegalDiscover last-minute flight deals from London to Donegal. Data last updated 25 September 2026 and is based on user searches.

Discover last-minute flight deals from London to Donegal. Data last updated 25 September 2026 and is based on user searches.

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Best time to book a flight from London to Donegal

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Related info for your journey

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

How long is the flight from London to Donegal?

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?

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

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Complete your trip

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Direct flights to Ireland

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Other flights to Donegal

Explore flights to Donegal departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 25 September 2026.

Search flights from London to Donegal by cabin class

Find flights from London to Donegal, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London and Donegal flights

Browse other London and Donegal flight options. Last updated on 25 September 2026.

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Cheapest flights from London to Donegal
Explore the most affordable flight options available from London to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 September 2026.

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 25 September 2026.

Last-minute flights from London to Donegal
Discover last-minute flight deals from London to Donegal. Data last updated 25 September 2026 and is based on user searches.