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Cheap flights from the United Kingdom to Donegal from €186

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 5/12. 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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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
21:45 - 14:00STN-CFN
16h 15m1 stop
Multiple Airlines Logo
14:30 - 23:20CFN-STN
8h 50m1 stop
€186Multiple Airlines
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Fri, 5 Dec - Fri, 12 Dec
Multiple Airlines Logo
08:45 - 20:00STN-CFN
11h 15m2 stops
Multiple Airlines Logo
14:30 - 23:20CFN-STN
8h 50m1 stop
€200Multiple Airlines
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Fri, 5 Dec - Fri, 12 Dec
Multiple Airlines Logo
05:50 - 20:00LTN-CFN
14h 10m1 stop
Multiple Airlines Logo
14:00 - 22:00CFN-LTN
8h 00m1 stop
€221Multiple Airlines
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Fri, 5 Dec - Fri, 12 Dec
Multiple Airlines Logo
07:55 - 14:00EDI-CFN
6h 05m1 stop
Multiple Airlines Logo
07:55 - 20:50CFN-EDI
12h 55m1 stop
€229Multiple Airlines
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Mon, 22 Dec - Mon, 29 Dec
Aer Lingus Logo
07:50 - 14:00LHR-CFN
6h 10m1 stop
Aer Lingus Logo
07:55 - 16:50CFN-LHR
8h 55m1 stop
€323Aer Lingus
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Fri, 5 Dec - Fri, 12 Dec
British Airways Logo
09:20 - 20:00GLA-CFN
10h 40m2 stops
British Airways Logo
07:55 - 18:15CFN-GLA
10h 20m2 stops
€478British Airways
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Sun, 8 Feb - Wed, 11 Feb
British Airways Logo
09:20 - 20:00GLA-CFN
10h 40m2 stops
British Airways Logo
07:55 - 15:50CFN-GLA
7h 55m2 stops
€479British Airways
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Sun, 8 Feb - Wed, 11 Feb
Aer Lingus Logo
06:50 - 14:00LCY-CFN
7h 10m1 stop
Aer Lingus Logo
14:30 - 10:45CFN-LCY
20h 15m1 stop
€491Aer Lingus
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Fri, 5 Dec - Fri, 12 Dec
British Airways Logo
09:20 - 20:00GLA-CFN
10h 40m2 stops
British Airways Logo
07:55 - 19:40CFN-GLA
11h 45m1 stop
€494British Airways
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Sun, 8 Feb - Wed, 11 Feb
Aer Lingus Logo
18:05 - 14:00LCY-CFN
19h 55m1 stop
Aer Lingus Logo
10:00 - 21:30CFN-LCY
11h 30m1 stop
€605Aer Lingus
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Sun, 21 Dec - Sun, 28 Dec

Aer Lingus flights from United Kingdom to Donegal

Our best Aer Lingus deals on United Kingdom to Donegal flight tickets
Aer Lingus
5 Dec
LHR07:50London Heathrow
6h 10m
1 stop
CFN14:00Donegal
12 Dec
CFN07:55Donegal
8h 55m
1 stop
LHR16:50London Heathrow
€323
Find similar
Aer Lingus
5 Dec
LCY06:50London City
7h 10m
1 stop
CFN14:00Donegal
12 Dec
CFN14:30Donegal
20h 15m
1 stop
LCY10:45London City
€491
Find similar
Aer Lingus
21 Dec
LCY18:05London City
19h 55m
1 stop
CFN14:00Donegal
28 Dec
CFN10:00Donegal
11h 30m
1 stop
LCY21:30London City
€605
Find similar

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
10h 20m
2 stops
GLA18:15Glasgow Intl
€478
Find similar
British Airways
8 Feb
GLA09:20Glasgow Intl
10h 40m
2 stops
CFN20:00Donegal
11 Feb
CFN07:55Donegal
7h 55m
2 stops
GLA15:50Glasgow Intl
€479
Find similar
British Airways
8 Feb
GLA09:20Glasgow Intl
10h 40m
2 stops
CFN20:00Donegal
11 Feb
CFN07:55Donegal
11h 45m
1 stop
GLA19:40Glasgow Intl
€494
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 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

Fri 5/12

21:45-14:00

1 stop16h 15m

Donegal

Fri 12/12

14:30-23:20

1 stop8h 50m

€186

LondonDonegal

STN - CFN

STNCFN

London Stansted

Fri 5/12

08:45-20:00

2 stops11h 15m

Donegal

Fri 12/12

14:30-23:20

1 stop8h 50m

€200

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Fri 5/12

05:50-20:00

1 stop14h 10m

Donegal

Fri 12/12

14:00-22:00

1 stop8h 00m

€221

EdinburghDonegal

EDI - CFN

EDICFN

Edinburgh Turnhouse

Mon 22/12

07:55-14:00

1 stop6h 05m

Donegal

Mon 29/12

07:55-20:50

1 stop12h 55m

€229

LondonDonegal

LHR - CFN

LHRCFN

London Heathrow

Fri 5/12

07:50-14:00

1 stop6h 10m

Donegal

Fri 12/12

07:55-16:50

1 stop8h 55m

€323

GlasgowDonegal

GLA - CFN

GLACFN

Glasgow Intl

Sun 8/2

09:20-20:00

2 stops10h 40m

Donegal

Wed 11/2

07:55-18:15

2 stops10h 20m

€478

GlasgowDonegal

GLA - CFN

GLACFN

Glasgow Intl

Sun 8/2

09:20-20:00

2 stops10h 40m

Donegal

Wed 11/2

07:55-15:50

2 stops7h 55m

€479

LondonDonegal

LCY - CFN

LCYCFN

London City

Fri 5/12

06:50-14:00

1 stop7h 10m

Donegal

Fri 12/12

14:30-10:45

1 stop20h 15m

€491

GlasgowDonegal

GLA - CFN

GLACFN

Glasgow Intl

Sun 8/2

09:20-20:00

2 stops10h 40m

Donegal

Wed 11/2

07:55-19:40

1 stop11h 45m

€494

LondonDonegal

LCY - CFN

LCYCFN

London City

Sun 21/12

18:05-14:00

1 stop19h 55m

Donegal

Sun 28/12

10:00-21:30

1 stop11h 30m

€605

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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

Direct flights

None
There are no direct flights from United Kingdom to Donegal. There are no popular flight routes from United Kingdom to Donegal.
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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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