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Cheap flights from London to Donegal from £100

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London to Donegal

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:15 - 14:00LTN  London Luton-CFN Donegal
7h 45m1 stop Dublin
Multiple Airlines Logo
14:30 - 20:00CFN  Donegal-LTN London Luton
5h 30m1 stop Dublin
£120Multiple Airlines
Thu, 5 Nov - Wed, 11 Nov
Multiple Airlines Logo
08:50 - 20:00LGW  London Gatwick-CFN Donegal
11h 10m1 stop Dublin
Multiple Airlines Logo
07:55 - 18:20CFN  Donegal-LGW London Gatwick
10h 25m1 stop Dublin
£124Multiple Airlines
Thu, 5 Nov - Wed, 11 Nov
Multiple Airlines Logo
06:15 - 14:00LTN  London Luton-CFN Donegal
7h 45m1 stop Dublin
Multiple Airlines Logo
14:30 - 20:00CFN  Donegal-LTN London Luton
5h 30m1 stop Dublin
£125Multiple Airlines
Thu, 5 Nov - Wed, 11 Nov
Multiple Airlines Logo
08:50 - 14:00LGW  London Gatwick-CFN Donegal
5h 10m1 stop Dublin
Multiple Airlines Logo
14:30 - 20:00CFN  Donegal-LGW London Gatwick
5h 30m1 stop Dublin
£130Multiple Airlines
Thu, 5 Nov - Wed, 11 Nov
Multiple Airlines Logo
09:40 - 20:00LGW  London Gatwick-CFN Donegal
10h 20m1 stop Dublin
Multiple Airlines Logo
07:55 - 20:45CFN  Donegal-LGW London Gatwick
12h 50m1 stop Dublin
£139Multiple Airlines
Tue, 17 Nov - Tue, 24 Nov
Multiple Airlines Logo
09:50 - 20:00LGW  London Gatwick-CFN Donegal
10h 10m1 stop Dublin
Multiple Airlines Logo
07:55 - 08:25CFN  Donegal-LGW London Gatwick
24h 30m1 stop Dublin
£140Multiple Airlines
Sun, 15 Nov - Sun, 22 Nov
Multiple Airlines Logo
14:55 - 20:00LGW  London Gatwick-CFN Donegal
5h 05m1 stop Dublin
Multiple Airlines Logo
07:55 - 08:25CFN  Donegal-LGW London Gatwick
24h 30m1 stop Dublin
£141Multiple Airlines
Thu, 19 Nov - Sun, 22 Nov
Multiple Airlines Logo
15:00 - 20:00LTN  London Luton-CFN Donegal
5h 00m1 stop Dublin
Multiple Airlines Logo
07:55 - 18:00CFN  Donegal-LTN London Luton
10h 05m1 stop Dublin
£144Multiple Airlines
Tue, 17 Nov - Tue, 24 Nov
Multiple Airlines Logo
16:10 - 20:00LGW  London Gatwick-CFN Donegal
3h 50m1 stop Dublin
Multiple Airlines Logo
14:30 - 21:00CFN  Donegal-LGW London Gatwick
6h 30m1 stop Dublin
£150Multiple Airlines
Fri, 6 Nov - Thu, 12 Nov
Multiple Airlines Logo
08:40 - 14:00LTN  London Luton-CFN Donegal
5h 20m1 stop Dublin
Multiple Airlines Logo
14:30 - 09:10CFN  Donegal-LTN London Luton
18h 40m1 stop Dublin
£152Multiple Airlines
Sun, 15 Nov - Sun, 22 Nov

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British Airways flights from London to Donegal

Our best British Airways deals on London to Donegal flight tickets
British Airways
5 Nov
LHR06:30London Heathrow
13h 30m
1 stop
CFN20:00Donegal
11 Nov
CFN14:30Donegal
7h 30m
1 stop
LHR22:00London Heathrow
£373
British Airways
18 Nov
LHR06:30London Heathrow
7h 30m
1 stop
CFN14:00Donegal
25 Nov
CFN07:55Donegal
14h 05m
1 stop
LHR22:00London Heathrow
£378
British Airways
20 Oct
LHR08:50London Heathrow
5h 10m
1 stop
CFN14:00Donegal
21 Oct
CFN14:30Donegal
7h 15m
1 stop
LHR21:45London Heathrow
£460

Aer Lingus flights from London to Donegal

Our best Aer Lingus deals on London to Donegal flight tickets
Aer Lingus
17 Nov
LHR08:50London Heathrow
5h 10m
1 stop
CFN14:00Donegal
24 Nov
CFN14:30Donegal
5h 20m
1 stop
LHR19:50London Heathrow
£179
Aer Lingus
5 Nov
LHR15:10London Heathrow
4h 50m
1 stop
CFN20:00Donegal
11 Nov
CFN07:55Donegal
5h 30m
1 stop
LHR13:25London Heathrow
£216
Aer Lingus
14 Oct
LHR15:50London Heathrow
4h 10m
1 stop
CFN20:00Donegal
16 Oct
CFN07:55Donegal
7h 05m
1 stop
LHR15:00London Heathrow
£220

momondo Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight

LondonDonegal

LTN London Luton - CFN Donegal

LTNCFN

London Luton

Thu 5/11

06:15-14:00

1 stop7h 45m

Donegal

Wed 11/11

14:30-20:00

1 stop5h 30m

£120

LondonDonegal

LGW London Gatwick - CFN Donegal

LGWCFN

London Gatwick

Thu 5/11

08:50-20:00

1 stop11h 10m

Donegal

Wed 11/11

07:55-18:20

1 stop10h 25m

£124

LondonDonegal

LTN London Luton - CFN Donegal

LTNCFN

London Luton

Thu 5/11

06:15-14:00

1 stop7h 45m

Donegal

Wed 11/11

14:30-20:00

1 stop5h 30m

£125

LondonDonegal

LGW London Gatwick - CFN Donegal

LGWCFN

London Gatwick

Thu 5/11

08:50-14:00

1 stop5h 10m

Donegal

Wed 11/11

14:30-20:00

1 stop5h 30m

£130

LondonDonegal

LGW London Gatwick - CFN Donegal

LGWCFN

London Gatwick

Tue 17/11

09:40-20:00

1 stop10h 20m

Donegal

Tue 24/11

07:55-20:45

1 stop12h 50m

£139

LondonDonegal

LGW London Gatwick - CFN Donegal

LGWCFN

London Gatwick

Sun 15/11

09:50-20:00

1 stop10h 10m

Donegal

Sun 22/11

07:55-08:25

1 stop24h 30m

£140

LondonDonegal

LGW London Gatwick - CFN Donegal

LGWCFN

London Gatwick

Thu 19/11

14:55-20:00

1 stop5h 05m

Donegal

Sun 22/11

07:55-08:25

1 stop24h 30m

£141

LondonDonegal

LTN London Luton - CFN Donegal

LTNCFN

London Luton

Tue 17/11

15:00-20:00

1 stop5h 00m

Donegal

Tue 24/11

07:55-18:00

1 stop10h 05m

£144
Fastest return journey

LondonDonegal

LGW London Gatwick - CFN Donegal

LGWCFN

London Gatwick

Fri 6/11

16:10-20:00

1 stop3h 50m

Donegal

Thu 12/11

14:30-21:00

1 stop6h 30m

£150

LondonDonegal

LTN London Luton - CFN Donegal

LTNCFN

London Luton

Sun 15/11

08:40-14:00

1 stop5h 20m

Donegal

Sun 22/11

14:30-09:10

1 stop18h 40m

£152

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

When to book flights from London to Donegal

Are you open to changing your travel dates? Check out the ideal times to fly from London to Donegal according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Donegal (LON to CFN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Donegal

Best price found

£100

Fastest flight time

4h 10m

Direct flights

None
The best one-way flight to Donegal from London in the past 72 hours is £100. The best return flight deal from London to Donegal found on momondo in the last 72 hours is £120.
The fastest flight from London to Donegal takes 4h 10m
There are no direct flights from London to Donegal. There are no popular flight routes from London to Donegal.
Search flight deals

Frequently asked questions about flying from London to Donegal

  • How far is London to Donegal by plane?

    There are 396.1 mi between London and Donegal. Flights usually cover this in 4h 10m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London to Donegal Airport?

    Prices for flights from London to Donegal Airport refresh daily.

  • How old do you have to be to fly from London to Donegal Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Donegal Airport.

  • What documentation or ID do you need to fly to Donegal Airport?

    The required travel and health documents for your Donegal Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Donegal Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from London to Donegal

  • How do I get Price Alerts for flights from London to Donegal?

    Search flight deals from London to Donegal. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from London to Donegal with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Travelling to a place near Donegal?

Book flights to Donegal if you plan to visit one of these locations
Letterkenny
Bundoran
Killybegs
Downings
Milford

Why use momondo?

Why should I use momondo to find a flight deal from London to Donegal?

It is quick and easy to find London to Donegal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Donegal that suits you.

Can I find flights from London to Donegal with flexible booking policies on momondo?

All flight searches from London to Donegal on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Donegal?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Donegal.

I’m not ready to book a flight from London to Donegal right now. Can momondo alert me if prices change?

Price alerts on flights to Donegal from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Donegal trip

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