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Cheap flights from Donegal to the United Kingdom from £137

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
CFN — LHR
25 Apr — 2 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Donegal to United Kingdom

Enter your travel dates to find the best prices.

Cheapest flights from Donegal to United Kingdom
Explore the most affordable flight options available from Donegal to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 March 2026.

Thu 7/508:00
CFN
-
BHX
1 stop10h 10m
Aer Lingus
Thu 14/513:05
BHX
-
CFN
1 stop6h 55m
Aer Lingus
Deal found 23/3£137
Fri 8/510:40
CFN
-
BHX
2 stops10h 25m
Multiple Airlines
Fri 15/523:05
BHX
-
CFN
1 stop8h 30m
Multiple Airlines
Deal found 24/3£226
Thu 7/520:30
CFN
-
BHX
1 stop11h 10m
Multiple Airlines
Thu 14/521:45
BHX
-
CFN
2 stops33h 50m
Multiple Airlines
Deal found 23/3£2,000

Find flight deals from Donegal to United Kingdom

Keep the following information in mind while searching for Donegal to United Kingdom flight deals. Data was last updated 26 March 2026.

Round-trip from

£137
Aer Lingus
  • Aer Lingus
  • 8/5-15/5
  • 2 total stops
  • 23h 05m total
  • Donegal to United Kingdom
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Donegal to United Kingdom 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 26 March 2026.
Use the filters below to find and compare flights from Donegal to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DonegalBirmingham

CFN - BHX

CFNBHX

Donegal

Fri 8/5

08:00-19:55

1 stop11h 55m

Birmingham

Fri 15/5

20:25-07:35

1 stop11h 10m

£137
Fastest return journey

DonegalBirmingham

CFN - BHX

CFNBHX

Donegal

Thu 7/5

08:00-18:10

1 stop10h 10m

Birmingham

Thu 14/5

13:05-20:00

1 stop6h 55m

£137

DonegalBirmingham

CFN - BHX

CFNBHX

Donegal

Fri 8/5

10:40-21:05

2 stops10h 25m

Birmingham

Fri 15/5

23:05-07:35

1 stop8h 30m

£226

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Sorted by cheapest first

Best time to book a flight from Donegal to United Kingdom

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

What is the cheapest month to book a flight from Donegal to United Kingdom?

Currently, May is the cheapest month in which you can book a flight from Donegal to United Kingdom (average of £28). Flying from Donegal to United Kingdom in November is currently the most expensive (average of £109). 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.

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

Find hourly flight availability from Donegal to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 March 2026.

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

Related info for your journey

Find useful and relevant information for your journey from Donegal to United Kingdom. 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 from for flights from Donegal to United Kingdom?

    Donegal (CFN) is the airport you will fly out of if you book a flight from Donegal to United Kingdom. It is only a 28.5 mi journey to Donegal (CFN) from Donegal’s city center.

  • How long is the flight from Donegal to United Kingdom?

    A quick flight from Donegal to United Kingdom can take about 11h 55m. Aer Lingus provides one of the quickest options available for as low as £137. Donegal and United Kingdom are separated by a distance of 323 mi.

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

    The most popular route from Donegal to United Kingdom is Donegal - Birmingham. You may also consider Donegal - Leeds/Bradford or Donegal - Manchester.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Donegal to United Kingdom 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 Donegal to United Kingdom?

    Currently, May is the cheapest month in which you can book a flight from Donegal to United Kingdom (average of £28). Flying from Donegal to United Kingdom in November is currently the most expensive (average of £109). 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

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Donegal to United Kingdom. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to United Kingdom from Donegal.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Donegal to United Kingdom, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Donegal to United Kingdom 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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