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Cheap flights from the United Kingdom to Donegal from £64

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CFN
18 Jun — 25 Jun1
1 adult

Cheap flight deals from United Kingdom to Donegal

Keep the following information in mind while searching for United Kingdom to Donegal flight deals. Data was last updated 13 June 2025.

Round-trip from

£107

One-way from

£64

Popular in

June

Cheapest in

February

Average price

£456

Good round-trip deal

£174 or less
12/7-14/7
  • 12/7-14/7
  • 2 total stops
  • 14h 15m total
  • United Kingdom to Donegal
15/9
  • 15/9
  • 1 total stop
  • 7h 35m total
  • United Kingdom to Donegal
Highest demand for flights based on searches. 13% potential increase in price (£36 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£11 potential savings vs. average return price).
Average for round-trip flights in June 2025
Price to beat on a round-trip flight from United Kingdom to Donegal.

Find flight deals from United Kingdom to Donegal

Cheapest flights from United Kingdom to Donegal
Explore the most affordable flight options available from United Kingdom to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Thu 10/708:45LTN - CFN
1 stop5h 15mMultiple Airlines
Wed 16/714:30CFN - LTN
1 stop7h 40mMultiple Airlines
Deal found 10/6£102
Sat 12/714:45STN - CFN
1 stop5h 15mMultiple Airlines
Mon 14/707:55CFN - STN
1 stop9h 00mMultiple Airlines
Deal found 12/6£107
Sun 27/713:05MAN - CFN
1 stop6h 55mMultiple Airlines
Sun 3/810:00CFN - MAN
1 stop22h 10mMultiple Airlines
Deal found 12/6£128
Mon 28/723:35EDI - CFN
1 stop14h 25mMultiple Airlines
Mon 4/807:55CFN - EDI
1 stop15h 15mMultiple Airlines
Deal found 13/6£146
Wed 9/715:55GLA - CFN
1 stop4h 05mMultiple Airlines
Wed 16/714:30CFN - GLA
1 stop4h 00mMultiple Airlines
Deal found 11/6£146
Sat 12/713:15LGW - CFN
1 stop6h 45mMultiple Airlines
Mon 14/714:30CFN - LGW
1 stop5h 25mMultiple Airlines
Deal found 12/6£147
Sat 26/714:55LHR - CFN
1 stop5h 05mMultiple Airlines
Sat 2/814:30CFN - LHR
1 stop7h 00mMultiple Airlines
Deal found 10/6£183
Sat 26/720:10LHR - CFN
1 stop23h 50mAer Lingus
Sat 2/814:30CFN - LHR
1 stop3h 50mAer Lingus
Deal found 11/6£184
Fri 27/615:55GLA - CFN
1 stop4h 05mAer Lingus
Tue 1/714:30CFN - GLA
1 stop5h 10mAer Lingus
Deal found 11/6£224
Wed 9/712:30GLA - CFN
Nonstop1h 00mLoganair
Wed 16/714:00CFN - GLA
Nonstop1h 00mLoganair
Deal found 11/6£229
Wed 9/708:35GLA - CFN
1 stop5h 25mBritish Airways
Wed 16/707:55CFN - GLA
2 stops10h 55mBritish Airways
Deal found 11/6£520
Mon 28/720:30EDI - CFN
2 stops17h 30mBritish Airways
Mon 4/807:55CFN - EDI
2 stops14h 00mBritish Airways
Deal found 13/6£520

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 13 June 2025.
Use the filters below to find and compare flights from the United Kingdom to Donegal that are best for you.

Fly from

United Kingdom

Fly to

Donegal

Route

Depart

Return

Price

LondonDonegal

LTN - CFN

LTNCFN

London Luton

Thu 10/7

08:45-14:00

1 stop5h 15m

Donegal

Wed 16/7

14:30-22:10

1 stop7h 40m

£102

LondonDonegal

STN - CFN

STNCFN

London Stansted

Sat 12/7

14:45-20:00

1 stop5h 15m

Donegal

Mon 14/7

07:55-16:55

1 stop9h 00m

£107

GlasgowDonegal

GLA - CFN

GLACFN

Glasgow Intl

Tue 8/7

08:35-14:00

1 stop5h 25m

Donegal

Tue 15/7

07:55-11:30

1 stop3h 35m

£118

ManchesterDonegal

MAN - CFN

MANCFN

Manchester

Sun 27/7

13:05-20:00

1 stop6h 55m

Donegal

Sun 3/8

10:00-08:10

1 stop22h 10m

£128

EdinburghDonegal

EDI - CFN

EDICFN

Edinburgh Turnhouse

Mon 28/7

23:35-14:00

1 stop14h 25m

Donegal

Mon 4/8

07:55-23:10

1 stop15h 15m

£146

GlasgowDonegal

GLA - CFN

GLACFN

Glasgow Intl

Wed 9/7

15:55-20:00

1 stop4h 05m

Donegal

Wed 16/7

14:30-18:30

1 stop4h 00m

£146

LondonDonegal

LGW - CFN

LGWCFN

London Gatwick

Sat 12/7

13:15-20:00

1 stop6h 45m

Donegal

Mon 14/7

14:30-19:55

1 stop5h 25m

£147

LondonDonegal

LHR - CFN

LHRCFN

London Heathrow

Sat 26/7

14:55-20:00

1 stop5h 05m

Donegal

Sat 2/8

14:30-21:30

1 stop7h 00m

£183

LondonDonegal

LHR - CFN

LHRCFN

London Heathrow

Sat 26/7

20:10-20:00

1 stop23h 50m

Donegal

Sat 2/8

14:30-18:20

1 stop3h 50m

£184

GlasgowDonegal

GLA - CFN

GLACFN

Glasgow Intl

Wed 9/7

12:30-13:30

Nonstop1h 00m

Donegal

Wed 16/7

14:00-15:00

Nonstop1h 00m

£229

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 16 results
1
2

Best time to book a flight from United Kingdom to Donegal

Have a flexible travel schedule? Discover the best time to fly to Donegal from United Kingdom 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 the United Kingdom to Donegal

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

Find hourly flight availability from United Kingdom to Donegal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from United Kingdom to Donegal as you normally would.

Rainfall in Donegal by month

Plan your trip to Donegal by taking into account the average rainfall totals by month.

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.

Temperature in Donegal by month

Plan your trip to Donegal by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Donegal

Get insights into the airlines that provide service to Donegal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Donegal. Reviews last updated 13 June 2025.
Read through reviews of airlines operating flights from United Kingdom to Donegal, such as Aer Lingus and British Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.1

Entertainment

6.8

Comfort

7.0

Food

6.4

Boarding

7.2

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.

Overall

7.1

Entertainment

6.8

Comfort

7.0

Food

6.4

Boarding

7.2

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.

Overall

7.1

Entertainment

6.8

Comfort

7.0

Food

6.4

Boarding

7.2

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom 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 United Kingdom?

    If you book a flight to Donegal from United Kingdom, you will be flying to Donegal, which is the city’s only airport. Donegal (CFN) is located 28.5 mi from the center of Donegal.

  • What are the most popular routes from United Kingdom to Donegal?

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

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

  • How can I find direct flights from United Kingdom to Donegal?

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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.

See more FAQs

Travelling to a place near the United Kingdom?

Book flights to the United Kingdom if you plan to visit one of these locations
Letterkenny
Bundoran
Killybegs

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Top 2 airlines flying from United Kingdom to Donegal

Discover the top 2 airlines that operate flights from United Kingdom to Donegal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£113Average£216FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LoganairCheapest£141Average£183FlexibilityNo cancel feeOn-time79%
Search Loganair flights

Fly with Cheapflights

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How does Cheapflights help users find flights from United Kingdom to Donegal?

Cheapflights makes it easy to find United Kingdom to Donegal flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Donegal from United Kingdom by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes! Cheapflights helps users easily find flights from United Kingdom to Donegal with no change fees.

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

Yes, Cheapflights offers price alerts on United Kingdom 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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