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Cheap flights from London Southend Airport to Donegal from €185

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Southend Airport to Donegal departing on 31/7. 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
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Multiple Airlines Logo
SEN
-
CFN
1147 kmmulti-stop
Multiple Airlines Logo
CFN
-
SEN
1147 kmmulti-stop
Multiple Airlines

momondo Fare Finder

 
Customise your flight search to find flights from London Southend 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 13,528 searches. Data last updated 8 May 2026.
Use the filters below to find and compare flights from London Southend Airport to Donegal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way
Fastest single journey

LondonDonegal

SEN - CFN

SENCFN

London Southend

Fri 31/7

16:55-14:00

2 stops21h 05m

€185

LondonDonegal

SEN - CFN

SENCFN

London Southend

Fri 31/7

22:00-20:00

3 stops22h 00m

€246

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from London Southend Airport to Donegal

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

Cheap London Southend Airport to Donegal (SEN to CFN) flight deals and tips

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

Fastest flight time

16h 00m

Direct flights

None
The fastest flight from London Southend Airport to Donegal takes 16h 00m
There are no direct flights from London Southend Airport to Donegal. There are no popular flight routes from London Southend Airport to Donegal.
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Frequently asked questions about flying from London Southend Airport to Donegal

  • How far is London Southend to Donegal by plane?

    The distance between London Southend and Donegal is about 679.3 km. A reasonable flight in good conditions will take 16h 00m.

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Southend Airport to Donegal Airport.

  • What documentation or ID do you need to fly to Donegal Airport?

    The required travel and health documents for your Donegal Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Donegal Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from London Southend Airport to Donegal

  • How do I get Price Alerts for flights from London Southend Airport to Donegal?

    Search flight deals from London Southend Airport to Donegal. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from London Southend Airport to Donegal with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Travelling to a place near Donegal?

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

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?

Flights from London to Donegal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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?

Yes. momondo can track prices for London to Donegal flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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