Cheap flights from Belfast to London
Cheap return flights from Belfast to London
Find the best deals
All prices shown are per person based on return flights only. Prices found in the last 48 hours.
London flight facts
What you need to know
What are the cheapest airlines?
- Ryanair
- easyJet
- British Airways
These airlines usually offer the cheapest flights from Belfast to London.
What airlines fly indirectly?
- KLM
- Lufthansa
- Air France
These airlines fly from Belfast to London, but you’ll have at least one layover.
How long is the flight?
1 hour 30 minutes
This is the shortest flight time from Belfast to London.
Alternative flights from the UK to London
Check out prices for other routes
Alternative flights from Belfast
You might find cheaper flights nearby
Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the Belfast/London route. There are around 35 flights on any given week from the UK to London and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.
How to get cheap flights from Belfast to London
Tips and advice from our flight experts
You've searched for flights from Belfast to London. We've found 25 flights and compared them to give you the best offer. Ryanair is the average cheapest airline for this route, so keep an eye on them. The cheapest offer we've found is a one-way ticket for the route Belfast to London on 25/05/2026 at 08:40 for £80.
We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 5 airlines that operate the 600 km flight from Belfast to London.
To find the best offers, consider booking 2-3 months in advance or looking for last-minute deals. Ryanair is a popular and affordable choice for this route, with an average flight duration of 1 hour 30 minutes. After selecting an offer, fill out your information and proceed to payment. Don't forget to check our flight + hotel service to book everything at once, saving you time and money.
Other popular destinations near London
Where other people are flying to
