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Cheap flights from the United Kingdom to Donegal from €117

This is the cheapest one-way 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 2/12. 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
15:15 - 20:00STN-CFN
4h 45m1 stop
Multiple Airlines Logo
14:30 - 21:20CFN-STN
6h 50m1 stop
€142Multiple Airlines
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Sat, 13 Dec - Wed, 17 Dec
Multiple Airlines Logo
22:30 - 12:35LGW-CFN
14h 05m1 stop
Multiple Airlines Logo
07:55 - 18:30CFN-LGW
10h 35m1 stop
€143Multiple Airlines
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Sat, 13 Dec - Wed, 17 Dec
Multiple Airlines Logo
07:25 - 14:00MAN-CFN
6h 35m1 stop
Multiple Airlines Logo
07:55 - 16:00CFN-MAN
8h 05m1 stop
€145Multiple Airlines
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Mon, 29 Dec - Mon, 5 Jan
Multiple Airlines Logo
06:00 - 14:00LTN-CFN
8h 00m1 stop
Multiple Airlines Logo
14:30 - 20:05CFN-LTN
5h 35m1 stop
€158Multiple Airlines
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Sat, 13 Dec - Wed, 17 Dec
Loganair Logo
11:10 - 12:10GLA-CFN
1h 00mdirect
Loganair Logo
19:15 - 20:15CFN-GLA
1h 00mdirect
€178Loganair
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Fri, 26 Dec - Sun, 28 Dec
Loganair Logo
17:45 - 18:45GLA-CFN
1h 00mdirect
Loganair Logo
19:15 - 20:15CFN-GLA
1h 00mdirect
€236Loganair
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Sun, 28 Dec - Sun, 4 Jan
Aer Lingus Logo
15:10 - 20:00LHR-CFN
4h 50m1 stop
Aer Lingus Logo
10:00 - 16:50CFN-LHR
6h 50m1 stop
€279Aer Lingus
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Thu, 11 Dec - Sun, 14 Dec
Aer Lingus Logo
07:50 - 14:00LHR-CFN
6h 10m1 stop
Aer Lingus Logo
14:30 - 09:05CFN-LHR
18h 35m1 stop
€313Aer Lingus
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Sat, 27 Dec - Sat, 3 Jan
British Airways Logo
09:20 - 20:00GLA-CFN
10h 40m2 stops
British Airways Logo
07:55 - 14:35CFN-GLA
6h 40m2 stops
€493British Airways
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Sun, 8 Feb - Wed, 11 Feb
British Airways Logo
19:30 - 20:00EDI-CFN
24h 30m2 stops
British Airways Logo
10:00 - 14:45CFN-EDI
4h 45m1 stop
€508British Airways
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Fri, 30 Jan - Sun, 1 Feb

British Airways flights from United Kingdom to Donegal

Our best British Airways deals on United Kingdom to Donegal flight tickets
British Airways
8 Feb
GLA09:20Glasgow Intl
10h 40m
2 stops
CFN20:00Donegal
11 Feb
CFN07:55Donegal
6h 40m
2 stops
GLA14:35Glasgow Intl
€493
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British Airways
8 Feb
GLA08:20Glasgow Intl
4h 15m
1 stop
CFN12:35Donegal
11 Feb
CFN07:55Donegal
6h 40m
2 stops
GLA14:35Glasgow Intl
€494
Find similar
British Airways
8 Feb
GLA08:20Glasgow Intl
4h 15m
1 stop
CFN12:35Donegal
11 Feb
CFN07:55Donegal
6h 40m
2 stops
GLA14:35Glasgow Intl
€495
Find similar

Aer Lingus flights from United Kingdom to Donegal

Our best Aer Lingus deals on United Kingdom to Donegal flight tickets
Aer Lingus
11 Dec
LHR15:10London Heathrow
4h 50m
1 stop
CFN20:00Donegal
14 Dec
CFN10:00Donegal
6h 50m
1 stop
LHR16:50London Heathrow
€279
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Aer Lingus
27 Dec
LHR07:50London Heathrow
6h 10m
1 stop
CFN14:00Donegal
3 Jan
CFN14:30Donegal
18h 35m
1 stop
LHR09:05London Heathrow
€313
Find similar
Aer Lingus
28 Dec
LHR07:50London Heathrow
12h 10m
1 stop
CFN20:00Donegal
4 Jan
CFN13:00Donegal
4h 50m
1 stop
LHR17:50London Heathrow
€316
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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 14 November 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

STN - CFN

STNCFN

London Stansted

Sat 13/12

15:15-20:00

1 stop4h 45m

Donegal

Wed 17/12

14:30-21:20

1 stop6h 50m

€142

LondonDonegal

LGW - CFN

LGWCFN

London Gatwick

Sat 13/12

22:30-12:35

1 stop14h 05m

Donegal

Wed 17/12

07:55-18:30

1 stop10h 35m

€143

ManchesterDonegal

MAN - CFN

MANCFN

Manchester

Mon 29/12

07:25-14:00

1 stop6h 35m

Donegal

Mon 5/1

07:55-16:00

1 stop8h 05m

€145

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Sat 13/12

06:00-14:00

1 stop8h 00m

Donegal

Wed 17/12

14:30-20:05

1 stop5h 35m

€158

GlasgowDonegal

GLA - CFN

GLACFN

Glasgow Intl

Fri 26/12

11:10-12:10

Nonstop1h 00m

Donegal

Sun 28/12

19:15-20:15

Nonstop1h 00m

€178

GlasgowDonegal

GLA - CFN

GLACFN

Glasgow Intl

Sun 28/12

17:45-18:45

Nonstop1h 00m

Donegal

Sun 4/1

19:15-20:15

Nonstop1h 00m

€236

LondonDonegal

LHR - CFN

LHRCFN

London Heathrow

Thu 11/12

15:10-20:00

1 stop4h 50m

Donegal

Sun 14/12

10:00-16:50

1 stop6h 50m

€279

LondonDonegal

LHR - CFN

LHRCFN

London Heathrow

Sat 27/12

07:50-14:00

1 stop6h 10m

Donegal

Sat 3/1

14:30-09:05

1 stop18h 35m

€313

GlasgowDonegal

GLA - CFN

GLACFN

Glasgow Intl

Sun 8/2

09:20-20:00

2 stops10h 40m

Donegal

Wed 11/2

07:55-14:35

2 stops6h 40m

€493

EdinburghDonegal

EDI - CFN

EDICFN

Edinburgh Turnhouse

Fri 30/1

19:30-20:00

2 stops24h 30m

Donegal

Sun 1/2

10:00-14:45

1 stop4h 45m

€508

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 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

How many flights depart from United Kingdom to Donegal on average per week?

1 flights are operational weekly from United Kingdom to Donegal as of November 2025. The most popular departure day for this route is Fri, with 100% of flights per week taking off on this day.

How long does it take to fly to Donegal?

The average flight duration from United Kingdom to Donegal depends on which airport you fly into and out of. Flying from Manchester to Knock is 1h 10m on average, while flying from Edinburgh to Knock is 1h 10m on average. Knock is the most popular airport in 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

Mon and Sat

Airports in Donegal

1 airport
The fastest flight from United Kingdom to Donegal takes 1h 00m
Direct flights go from United Kingdom to Donegal on Monday and Saturday. There are no airlines offering direct flights..
There is 1 airport near Donegal: Donegal (CFN)
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  • 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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