Cheap flights from London Luton Airport to Donegal from £131

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from London Luton Airport to Donegal departing on 12/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted 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.

Find the cheapest flights from London Luton Airport to Donegal

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
05:50 - 14:00LTN-CFN
8h 10m1 stop
Multiple Airlines Logo
07:55 - 11:45CFN-LTN
3h 50m1 stop
£131Multiple Airlines
Find Deal
Fri, 12 Dec - Mon, 15 Dec
Multiple Airlines Logo
05:50 - 14:00LTN-CFN
8h 10m1 stop
Multiple Airlines Logo
13:00 - 08:55CFN-LTN
19h 55m1 stop
£173Multiple Airlines
Find Deal
Fri, 21 Nov - Sun, 23 Nov
Multiple Airlines Logo
05:50 - 14:00LTN-CFN
8h 10m1 stop
Multiple Airlines Logo
10:00 - 07:35CFN-LTN
21h 35m2 stops
£180Multiple Airlines
Find Deal
Fri, 21 Nov - Sun, 23 Nov
Multiple Airlines Logo
09:00 - 20:00LTN-CFN
11h 00m2 stops
Multiple Airlines Logo
13:00 - 07:35CFN-LTN
18h 35m2 stops
£207Multiple Airlines
Find Deal
Fri, 21 Nov - Sun, 23 Nov
Multiple Airlines Logo
10:25 - 14:00LTN-CFN
3h 35m1 stop
Multiple Airlines Logo
14:30 - 20:30CFN-LTN
6h 00m1 stop
£245Multiple Airlines
Find Deal
Fri, 19 Dec - Fri, 26 Dec
Multiple Airlines Logo
11:45 - 14:00LTN-CFN
26h 15m2 stops
Multiple Airlines Logo
07:55 - 21:55CFN-LTN
14h 00m2 stops
£578Multiple Airlines
Find Deal
Fri, 12 Dec - Mon, 15 Dec

momondo Fare Finder

 
Customise your flight search to find flights from London Luton Airport 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 279,928 searches. Data last updated 6 November 2025.
Use the filters below to find and compare flights from London Luton Airport to Donegal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Fri 12/12

05:50-14:00

1 stop8h 10m

Donegal

Mon 15/12

07:55-11:45

1 stop3h 50m

£131

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Fri 21/11

05:50-14:00

1 stop8h 10m

Donegal

Sun 23/11

13:00-08:55

1 stop19h 55m

£173

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Fri 21/11

05:50-14:00

1 stop8h 10m

Donegal

Sun 23/11

10:00-07:35

2 stops21h 35m

£180

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Fri 21/11

09:00-20:00

2 stops11h 00m

Donegal

Sun 23/11

13:00-07:35

2 stops18h 35m

£207

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Fri 19/12

10:25-14:00

1 stop3h 35m

Donegal

Fri 26/12

14:30-20:30

1 stop6h 00m

£245

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Fri 12/12

11:45-14:00

2 stops26h 15m

Donegal

Mon 15/12

07:55-21:55

2 stops14h 00m

£578

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 London Luton Airport 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 day to depart on your flight to Donegal?

The cheapest day to depart on your flight to Donegal is on a Wednesday when prices can be found for as low as £210. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around £312. These prices are subject to change though, so be sure to set up a Price Alert for flights to Donegal.

What is the cheapest time of day to depart on your flight to Donegal?

Flying to Donegal from London Luton Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as £283 when looking at flights departing in the morning. In contrast, the most expensive time of day to depart to Donegal is in the afternoon when prices are around £309.

When to book flights from London Luton Airport to Donegal

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

Cheap London Luton Airport to Donegal (LTN to CFN) flight deals and tips

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

Direct flights

None
There are no direct flights from London Luton Airport to Donegal. There are no popular flight routes from London Luton Airport to Donegal.
  • How far is London Luton to Donegal by plane?

    The straight-line distance from London Luton to Donegal is 372.6 mi. Flights usually cover this in 3h 35m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from London Luton Airport to Donegal Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Luton Airport 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 license 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
Downings

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Donegal from London.

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

Yes. All flights to Donegal from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

If you are not ready to book a flight from London 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.

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 6/12
Sat 13/12

Find better results for your trip to Ireland