In terms of precipitation, rainfall in Donegal ranges from 58.0 - 118.0 inches per month. October is typically the wettest month, when rainfall can reach 118.0 mm. April is typically the driest time to visit Donegal when rainfall is around 58.0 mm.

If weather is an important factor for your trip to Donegal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 14.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What is the cheapest time of day to fly from LDY to CFN?

When flying from Londonderry to Donegal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Derry to Donegal?

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

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

Yes. Cheapflights offers flight deals from Derry 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.

£409+ Cheap Flights from Londonderry to Donegal

Cheap flight deals from Derry to Donegal

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Cheapest flights from Derry to Donegal
Explore the most affordable flight options available from Derry to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Thu 29/1010:45 -

2 stops9h 15m

Thu 5/1114:30 -

2 stops22h 25m

Deal found 14/9£409

Fri 16/1015:40 -

3 stops22h 20m

Fri 23/1007:55 -

2 stops10h 05m

Deal found 18/9£454

Find flight deals from Derry to Donegal

Round-trip from	£409

29/10-5/11
4 total stops
31h 40m total
Londonderry to Donegal

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LondonderryDonegal

LDY Londonderry Eglinton - CFN Donegal

LDYCFN

Londonderry Eglinton

Fri 16/10

15:40-14:00

3 stops22h 20m

Donegal

Fri 23/10

07:55-18:00

2 stops10h 05m

£454

LondonderryDonegal

LDY Londonderry Eglinton - CFN Donegal

LDYCFN

Londonderry Eglinton

Thu 29/10

11:20-20:00

2 stops8h 40m

Donegal

Thu 5/11

07:55-21:40

3 stops37h 45m

£1,179

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Sorted by cheapest first

Best time to book a flight from Derry to Donegal

Have a flexible travel schedule? Discover the best time to fly to Donegal from Derry with our price prediction graph.

LDY-CFN

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.

Related info for your journey

Can I find deals for flights from Derry to Donegal that include hotel bookings?
Yes. In addition to deals on Derry to Donegal flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Derry to Donegal?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Derry to Donegal.
Can I find deals for business class flights from Derry to Donegal?
Yes. Cheapflights offers flight deals from Derry 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.

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Cheap flights from Londonderry to Donegal from £409

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Derry to Donegal

Cheapest flights from Derry to DonegalExplore the most affordable flight options available from Derry to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Explore the most affordable flight options available from Derry to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Best flights from Derry to DonegalDiscover carefully curated flight deals from Derry to Donegal that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Discover carefully curated flight deals from Derry to Donegal that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Last-minute flights from Derry to DonegalDiscover last-minute flight deals from Derry to Donegal. Data last updated 19 September 2026 and is based on user searches.

Discover last-minute flight deals from Derry to Donegal. Data last updated 19 September 2026 and is based on user searches.

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Best time to book a flight from Derry to Donegal

Have a flexible travel schedule? Discover the best time to fly to Donegal from Derry with our price prediction graph.

Related info for your journey

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

How can I find direct flights from Derry to Donegal?

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

Travelling to a place near Donegal?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Derry to Donegal

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Complete your trip

Complete your trip to Donegal by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Ireland

Book a non-stop flight to one of these other cities located in Ireland.

Other flights to Donegal

Explore flights to Donegal departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 19 September 2026.

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Derry and Donegal flights

Browse other Derry and Donegal flight options. Last updated on 19 September 2026.

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