Cheap flights from London Heathrow to Belfast City

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How much should you expect to spend for a flight from London Heathrow to Belfast City?

Flight prices from London to Belfast change depending on demand and time of booking.

Pick a travel date to see today’s available fares.

Studies show that flying midweek — like on a Tuesday or Wednesday — can be cheaper than weekend flights. Still, airfares change frequently, so check updated prices on Jetcost.

Which airports serve London and Belfast?

When planning a trip of about 504 km, it's a good idea to check flights from surrounding airports too.

  • Airports in London: London is connected to 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
  • Airports in Belfast: The only active airport in Belfast is Belfast - City.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Flights from London - Heathrow to Belfast - City

Choose the right flight for your trip from London Heathrow to Belfast City

Jetcost helps you tailor your flight search based on what matters to you — flight length, budget, airline, or agency. Whether you prefer round-trip or one-way, direct or with stopovers, you’ll see options from the best airlines and travel agencies.

Other popular destinations

Flying to United Kingdom? Many users also explore: Edinburgh, Glasgow, London, Manchester, Newquay.

Looking for a specific airline? Select it directly in the filters to speed up your search. The search filters help you see only the options that match your needs.
Frequently Asked Questions

Frequently asked questions about flights from London Heathrow to Belfast City.

How much does an airline ticket from London Heathrow to Belfast City cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from London Heathrow to Belfast City.

How far is London from Belfast?

London is about 504 km from Belfast.

What are the airports in Belfast?

Belfast has one airport: Belfast - City.

What are the airports in London?

London has 6 airports: City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.

What are the most popular cities in United Kingdom?

The most popular cities in United Kingdom according to our users' searches are: Edinburgh, Glasgow, London, Manchester, Newquay.

When should I book a flight from London to Belfast?

The best time to book a flight from London to Belfast is 5 months in advance, while the worst time is 24 weeks in advance.

What is the cheapest month to fly from London to Belfast?

This information is not available at the moment.

What is the most expensive month to fly from London to Belfast?

This information is not available at the moment.

What is the best day of the week to fly from London to Belfast?

This information is not available at the moment.