Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from London to Donegal from €80

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Donegal departing on 7/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London to Donegal

Cheap return flights

Logo
10:45 - 20:00STN-CFN
9h 15m1 stop
Logo
07:55 - 16:05CFN-STN
8h 10m1 stop
€137
Find Deal
Tue, 26 Aug - Tue, 2 Sep
Logo
14:50 - 20:00STN-CFN
5h 10m1 stop
Logo
14:30 - 22:55CFN-STN
8h 25m1 stop
€138
Find Deal
Thu, 14 Aug - Wed, 20 Aug
Logo
13:10 - 20:00LTN-CFN
6h 50m1 stop
Logo
14:30 - 21:25CFN-LTN
6h 55m1 stop
€145
Find Deal
Tue, 26 Aug - Tue, 2 Sep
Logo
08:45 - 14:00LTN-CFN
5h 15m1 stop
Logo
14:30 - 22:10CFN-LTN
7h 40m1 stop
€147
Find Deal
Thu, 14 Aug - Wed, 20 Aug
Logo
08:55 - 14:00LGW-CFN
5h 05m1 stop
Logo
14:30 - 20:15CFN-LGW
5h 45m1 stop
€150
Find Deal
Thu, 14 Aug - Wed, 20 Aug
Aer Lingus Logo
15:50 - 20:00LHR-CFN
4h 10m1 stop
Aer Lingus Logo
14:30 - 18:55CFN-LHR
4h 25m1 stop
€233Aer Lingus
Find Deal
Tue, 26 Aug - Tue, 2 Sep
Aer Lingus Logo
07:40 - 20:00LHR-CFN
12h 20m1 stop
Aer Lingus Logo
07:55 - 20:20CFN-LHR
12h 25m1 stop
€238Aer Lingus
Find Deal
Mon, 25 Aug - Mon, 1 Sep
Aer Lingus Logo
07:40 - 14:00LHR-CFN
6h 20m1 stop
Aer Lingus Logo
07:55 - 13:55CFN-LHR
6h 00m1 stop
€239Aer Lingus
Find Deal
Tue, 26 Aug - Tue, 2 Sep
British Airways Logo
20:30 - 14:00LCY-CFN
17h 30m1 stop
British Airways Logo
07:55 - 12:45CFN-LCY
4h 50m1 stop
€688British Airways
Find Deal
Mon, 25 Aug - Mon, 1 Sep
British Airways Logo
13:40 - 20:00LCY-CFN
6h 20m1 stop
British Airways Logo
13:20 - 21:45CFN-LCY
8h 25m1 stop
€754British Airways
Find Deal
Tue, 23 Sep - Sun, 28 Sep

Aer Lingus flights from London to Donegal

Our best Aer Lingus deals on London to Donegal flight tickets
Aer Lingus
26 Aug
LHR15:50London Heathrow
4h 10m
1 stop
CFN20:00Donegal
2 Sept
CFN14:30Donegal
4h 25m
1 stop
LHR18:55London Heathrow
€233
Find similar
Aer Lingus
25 Aug
LHR07:40London Heathrow
12h 20m
1 stop
CFN20:00Donegal
1 Sept
CFN07:55Donegal
12h 25m
1 stop
LHR20:20London Heathrow
€238
Find similar
Aer Lingus
26 Aug
LHR07:40London Heathrow
6h 20m
1 stop
CFN14:00Donegal
2 Sept
CFN07:55Donegal
6h 00m
1 stop
LHR13:55London Heathrow
€239
Find similar

British Airways flights from London to Donegal

Our best British Airways deals on London to Donegal flight tickets
British Airways
25 Aug
LCY20:30London City
17h 30m
1 stop
CFN14:00Donegal
1 Sept
CFN07:55Donegal
4h 50m
1 stop
LCY12:45London City
€688
Find similar
British Airways
23 Sept
LCY13:40London City
6h 20m
1 stop
CFN20:00Donegal
28 Sept
CFN13:20Donegal
8h 25m
1 stop
LCY21:45London City
€754
Find similar

See travel insights to Donegal from

How to get the cheapest flight ticket from London 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 typical price of a round-trip flight between London and Donegal?

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

€80

Fastest flight time

3h 55m

Direct flights

None

Airports in Donegal

1 airport
The best one-way flight to Donegal from London in the past 72 hours is €80. The best return flight deal from London to Donegal found on momondo in the last 72 hours is €137.
The fastest flight from London to Donegal takes 3h 55m
There are no direct flights from London to Donegal. Popular non-direct routes for this connection are London Gatwick Airport - Donegal Airport, London Luton Airport - Donegal Airport and London Stansted Airport - Donegal Airport.
There is 1 airport near Donegal: Donegal (CFN)
Search flight deals

  • How far is London to Donegal by plane?

    A flight from London to Donegal will travel around 637.4 km. By plane, this route typically takes 3h 55m.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Donegal Airport.

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

    The necessary travel and health documents for your Donegal Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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 London 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 London to Donegal for you.

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

Yes. momondo allows you to filter the results for London to Donegal flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between London and Donegal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 18/7
Fri 25/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland