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Cheap flights from London Luton Airport to Donegal from £96

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — CFN
9 Mar — 16 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Luton to Donegal

Enter your travel dates to find the best prices.

Cheapest flights from Luton to Donegal
Explore the most affordable flight options available from Luton to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 February 2026.

Tue 3/309:00
LTN
-
CFN
1 stop5h 00m
Multiple Airlines
Thu 5/314:30
CFN
-
LTN
1 stop8h 35m
Multiple Airlines
Deal found 5/2£207
Sat 21/306:00
LTN
-
CFN
1 stop8h 00m
Multiple Airlines
Fri 27/314:30
CFN
-
LTN
1 stop6h 00m
Multiple Airlines
Deal found 7/2£208
Mon 2/319:05
LTN
-
CFN
1 stop18h 55m
Multiple Airlines
Sun 8/313:00
CFN
-
LTN
1 stop5h 15m
Multiple Airlines
Deal found 7/2£248
Sun 8/308:05
LTN
-
CFN
1 stop4h 20m
Multiple Airlines
Sun 15/313:00
CFN
-
LTN
1 stop7h 15m
Multiple Airlines
Deal found 6/2£265
Sun 22/321:50
LTN
-
CFN
2 stops16h 10m
Multiple Airlines
Sun 29/319:15
CFN
-
LTN
2 stops16h 10m
Multiple Airlines
Deal found 5/2£270

Find flight deals from Luton to Donegal

Discover tips and strategies to find the most affordable flight options for your journey from Luton (LTN) to Donegal (CFN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 7 February 2026.

Round-trip from

£206

One-way from

£96
21/3-28/3
  • 21/3-28/3
  • 2 total stops
  • 13h 40m total
  • London to Donegal
Search Deals
9/3
  • 9/3
  • 1 total stop
  • 8h 00m total
  • London to Donegal
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luton 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, Cheapflights users made 858,174 searches. Data last updated 7 February 2026.
Use the filters below to find and compare flights from London Luton Airport to Donegal that are best for you.

Fly from

Luton

Fly to

Donegal

Route

Depart

Return

Price

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Tue 3/3

09:00-14:00

1 stop5h 00m

Donegal

Thu 5/3

14:30-23:05

1 stop8h 35m

£207

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Sat 21/3

06:00-14:00

1 stop8h 00m

Donegal

Fri 27/3

14:30-20:30

1 stop6h 00m

£208

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Mon 2/3

19:05-14:00

1 stop18h 55m

Donegal

Sun 8/3

13:00-18:15

1 stop5h 15m

£248

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Sun 8/3

08:05-12:25

1 stop4h 20m

Donegal

Sun 15/3

13:00-20:15

1 stop7h 15m

£265

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Sun 22/3

21:50-14:00

2 stops16h 10m

Donegal

Sun 29/3

19:15-11:25

2 stops16h 10m

£270

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Mon 9/3

06:00-14:00

1 stop8h 00m

£96

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Sun 15/2

08:05-12:35

1 stop4h 30m

£106

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Sat 14/2

09:00-14:00

1 stop5h 00m

£152

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Sat 11/7

08:00-15:25

1 stop7h 25m

£172

Flights are sorted by cheapest return flights first.

Deals found on 7/2

Best time to book a flight from Luton to Donegal

Have a flexible travel schedule? Discover the best time to fly to Donegal from Luton with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Luton Airport to Donegal

What is the cheapest month to book a flight from London Luton Airport to Donegal?

Currently, January is the cheapest month in which you can book a flight from London Luton Airport to Donegal (average of £25). Flying from London Luton Airport to Donegal in August is currently the most expensive (average of £45). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Luton to Donegal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Donegal from London Luton?

    Located just 28.5 mi from the city center, Donegal is the airport most travelers will use when flying to Donegal from London Luton. Booking flights from London Luton to Donegal (CFN) should be relatively easy as there are 0 daily inbound flights from London Luton from 0 different airlines.

  • Can I find deals for flights from Luton to Donegal that include hotel bookings?

    Yes. In addition to deals on Luton to Donegal flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Luton to Donegal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Luton to Donegal.

  • Can I find deals for business class flights from Luton to Donegal?

    Yes. Cheapflights offers flight deals from Luton to Donegal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Luton Airport to Donegal?

    Currently, January is the cheapest month in which you can book a flight from London Luton Airport to Donegal (average of £25). Flying from London Luton Airport to Donegal in August is currently the most expensive (average of £45). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Donegal?

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

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How does Cheapflights help users find flights from Luton to Donegal?

Deals for Luton to Donegal flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Luton to Donegal?

Cheapflights simply makes it quick and affordable to book flights from Luton to Donegal by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Luton to Donegal with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Luton to Donegal flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Luton to Donegal become cheaper?

Yes, Cheapflights offers price alerts on Luton to Donegal flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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