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Cheap flights from the United Kingdom to Donegal from €129

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Donegal departing on 19/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from the United Kingdom to Donegal

Recent return flight deals from the United Kingdom to Donegal

Enter your travel dates to find the best prices.
Multiple Airlines Logo
13:10 - 20:00
LGW
-
CFN
6h 50m1 stop
Multiple Airlines Logo
07:55 - 15:35
CFN
-
LGW
7h 40m1 stop
€129Multiple Airlines
Mon, 19 Jan - Mon, 26 Jan
Multiple Airlines Logo
06:00 - 14:00
LTN
-
CFN
8h 00m1 stop
Multiple Airlines Logo
14:30 - 22:00
CFN
-
LTN
7h 30m1 stop
€131Multiple Airlines
Mon, 19 Jan - Mon, 26 Jan
Multiple Airlines Logo
07:25 - 14:00
MAN
-
CFN
6h 35m1 stop
Multiple Airlines Logo
07:55 - 12:25
CFN
-
MAN
4h 30m1 stop
€131Multiple Airlines
Mon, 19 Jan - Mon, 26 Jan
Multiple Airlines Logo
11:30 - 20:00
STN
-
CFN
8h 30m1 stop
Multiple Airlines Logo
14:30 - 21:20
CFN
-
STN
6h 50m1 stop
€133Multiple Airlines
Mon, 19 Jan - Mon, 26 Jan
Multiple Airlines Logo
07:25 - 14:00
MAN
-
CFN
6h 35m1 stop
Multiple Airlines Logo
07:55 - 12:25
CFN
-
MAN
4h 30m1 stop
€134Multiple Airlines
Mon, 5 Jan - Mon, 12 Jan
Aer Lingus Logo
20:45 - 14:00
LHR
-
CFN
17h 15m1 stop
Aer Lingus Logo
14:30 - 19:50
CFN
-
LHR
5h 20m1 stop
€201Aer Lingus
Fri, 9 Jan - Thu, 15 Jan
Aer Lingus Logo
07:50 - 12:35
LHR
-
CFN
4h 45m1 stop
Aer Lingus Logo
13:00 - 17:50
CFN
-
LHR
4h 50m1 stop
€234Aer Lingus
Sun, 4 Jan - Sun, 11 Jan
British Airways Logo
06:30 - 20:00
LHR
-
CFN
13h 30m1 stop
British Airways Logo
07:55 - 17:30
CFN
-
LHR
9h 35m1 stop
€423British Airways
Fri, 9 Jan - Thu, 15 Jan
British Airways Logo
08:25 - 20:00
LHR
-
CFN
11h 35m1 stop
British Airways Logo
14:30 - 19:15
CFN
-
LHR
4h 45m1 stop
€433British Airways
Tue, 27 Jan - Sat, 31 Jan
British Airways Logo
06:30 - 14:00
LHR
-
CFN
7h 30m1 stop
British Airways Logo
07:55 - 14:35
CFN
-
LHR
6h 40m1 stop
€442British Airways
Sat, 21 Feb - Wed, 25 Feb

Aer Lingus flights from United Kingdom to Donegal

Our best Aer Lingus deals on United Kingdom to Donegal flight tickets
Aer Lingus
9 Jan
LHR20:45London Heathrow
17h 15m
1 stop
CFN14:00Donegal
15 Jan
CFN14:30Donegal
5h 20m
1 stop
LHR19:50London Heathrow
€201
Find similar
Aer Lingus
4 Jan
LHR07:50London Heathrow
4h 45m
1 stop
CFN12:35Donegal
11 Jan
CFN13:00Donegal
4h 50m
1 stop
LHR17:50London Heathrow
€234
Find similar

British Airways flights from United Kingdom to Donegal

Our best British Airways deals on United Kingdom to Donegal flight tickets
British Airways
9 Jan
LHR06:30London Heathrow
13h 30m
1 stop
CFN20:00Donegal
15 Jan
CFN07:55Donegal
9h 35m
1 stop
LHR17:30London Heathrow
€423
Find similar
British Airways
27 Jan
LHR08:25London Heathrow
11h 35m
1 stop
CFN20:00Donegal
31 Jan
CFN14:30Donegal
4h 45m
1 stop
LHR19:15London Heathrow
€433
Find similar
British Airways
21 Feb
LHR06:30London Heathrow
7h 30m
1 stop
CFN14:00Donegal
25 Feb
CFN07:55Donegal
6h 40m
1 stop
LHR14:35London Heathrow
€442
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Donegal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 7 December 2025.
Use the filters below to find and compare flights from the United Kingdom to Donegal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonDonegal

LGW - CFN

LGWCFN

London Gatwick

Mon 19/1

13:10-20:00

1 stop6h 50m

Donegal

Mon 26/1

07:55-15:35

1 stop7h 40m

€129

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Mon 19/1

06:00-14:00

1 stop8h 00m

Donegal

Mon 26/1

14:30-22:00

1 stop7h 30m

€131

ManchesterDonegal

MAN - CFN

MANCFN

Manchester

Mon 19/1

07:25-14:00

1 stop6h 35m

Donegal

Mon 26/1

07:55-12:25

1 stop4h 30m

€131

LondonDonegal

STN - CFN

STNCFN

London Stansted

Mon 19/1

11:30-20:00

1 stop8h 30m

Donegal

Mon 26/1

14:30-21:20

1 stop6h 50m

€133

ManchesterDonegal

MAN - CFN

MANCFN

Manchester

Mon 5/1

07:25-14:00

1 stop6h 35m

Donegal

Mon 12/1

07:55-12:25

1 stop4h 30m

€134

LondonDonegal

LHR - CFN

LHRCFN

London Heathrow

Fri 9/1

20:45-14:00

1 stop17h 15m

Donegal

Thu 15/1

14:30-19:50

1 stop5h 20m

€201

LondonDonegal

LHR - CFN

LHRCFN

London Heathrow

Sun 4/1

07:50-12:35

1 stop4h 45m

Donegal

Sun 11/1

13:00-17:50

1 stop4h 50m

€234

LondonDonegal

LHR - CFN

LHRCFN

London Heathrow

Fri 9/1

06:30-20:00

1 stop13h 30m

Donegal

Thu 15/1

07:55-17:30

1 stop9h 35m

€423

LondonDonegal

LHR - CFN

LHRCFN

London Heathrow

Tue 27/1

08:25-20:00

1 stop11h 35m

Donegal

Sat 31/1

14:30-19:15

1 stop4h 45m

€433

LondonDonegal

LHR - CFN

LHRCFN

London Heathrow

Sat 21/2

06:30-14:00

1 stop7h 30m

Donegal

Wed 25/2

07:55-14:35

1 stop6h 40m

€442

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Donegal from

How to get the cheapest flight ticket from United Kingdom to Donegal

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from United Kingdom to Donegal?

Aer Lingus is the most popular carrier operating from United Kingdom to Donegal

Cheap United Kingdom to Donegal flight deals and tips

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

Fastest flight time

1h 00m

Direct flights

None
The fastest flight from United Kingdom to Donegal takes 1h 00m
There are no direct flights from United Kingdom to Donegal. There are no popular flight routes from United Kingdom to Donegal.
Search flight deals

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

    Prices for flights from United Kingdom to Donegal Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from United Kingdom to Donegal Airport.

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

    The travel and health documents required for your trip to Donegal Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Donegal Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from United Kingdom to Donegal?

Travelling to a place near Donegal?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from United Kingdom to Donegal for you.

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

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

How can momondo help me find flights from United Kingdom to Donegal?

Once you have performed a search for United Kingdom to Donegal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from United Kingdom to Donegal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Donegal and let you know when they change.

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