Cheap flights from Belfast Intl Airport to London from £15
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast Intl Airport to London departing on 13/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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easyJet flights from Belfast Intl Airport to London
Our best easyJet deals on Belfast Intl Airport to London flight tickets
Ryanair flights from Belfast Intl Airport to London
Our best Ryanair deals on Belfast Intl Airport to London flight tickets
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How to get the cheapest flight ticket from Belfast Intl Airport to London
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Belfast Intl Airport and London?
What is the cheapest month to fly to London?
The cheapest month to fly to London from Belfast Intl Airport is in January. Flight prices, which tend to average around £43, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Belfast Intl Airport averaging around £43.
What is the cheapest day to depart on your flight to London?
Our data shows that Friday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £65. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Belfast Intl Airport to London for around £78.
What is the cheapest time of day to depart on your flight to London?
The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as £99. Flights in the afternoon are often more expensive, with an average ticket price of £520.
What is the cheapest Belfast Intl to London flight route?
Fly from Belfast Intl to London Stansted for the best Belfast Intl - London flight prices
How far in advance should I book a flight to London?
You are more likely to see cheaper flights to London from Belfast Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £117 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Belfast Intl Airport for as low as £85 on momondo.
What cabin class options are available on Belfast Intl to London flights?
There are 1 cabin classes available to choose from on Belfast Intl to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Belfast Intl to London?
easyJet and Ryanair are the most popular carriers operating from Belfast Intl to London
Which airlines fly to London?
easyJet, British Airways and Ryanair are the top three most popular airlines that fly to London from Belfast Intl Airport according to our data. easyJet is the first choice among our users, with 53% of people opting to fly with this airline when travelling to London. Keep in mind that there are 4 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.
How many flights depart from Belfast Intl Airport to London on average per day?
4 flights are operational daily from Belfast Intl Airport to London as of July 2025. The most popular departure time for this route is 20:00, with 41% of flights per day taking off at midday.
How many flights depart from Belfast Intl Airport to London on average per week?
As of July 2025, there are 32 flights per week flying from Belfast Intl Airport to London. The most common day of the week flights depart is Wed, with 34% of flights taking off on this day.
When to book flights from Belfast Intl Airport to London
Cheap Belfast Intl Airport to London (BFS to LON) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Belfast Intl Airport to London
How far is Belfast Intl to London by plane?
London is 333.5 mi away from Belfast Intl. By plane, this route typically takes 1h 10m.
When did momondo last update prices for flights from Belfast Intl Airport to London?
Prices for flights from Belfast Intl Airport to London refresh daily.
How many operators does momondo search for flights from Belfast Intl Airport to London?
As of July 2025, there are 4 operators available to choose from for flights from Belfast Intl Airport to London.
How old do you have to be to fly from Belfast Intl Airport to London?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast Intl Airport to London.
What documentation or ID do you need to fly to London?
The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Belfast Intl Airport to London?
Based on momondo bookings for flights between Belfast Intl Airport and London, the leading plane model is Airbus A319, making up 34.04% of the total bookings. Other popular models include Airbus A320-100/200 with 31.63%, Boeing 737-800 Passenger/BBJ2 (winglets) with 23.04%, and Boeing 737 MAX 8 with 8.08%.
What is the most popular airline from Belfast Intl Airport to London?
Based on momondo bookings for flights between Belfast Intl Airport and London, the leading airline is easyJet, making up 64% of the total bookings. Other popular airlines include Ryanair with 28%, British Airways with 6%, and Ryanair with 2%.
Best airlines flying from Belfast Intl Airport to London
Compare and see reviews for airlines that fly from Belfast Intl Airport to London with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £29 | Free Cancellation | Rating 6.1 105 reviews | |||
| PriceFrom £29 | Free Cancellation | Rating 6.9 1,819 reviews | |||
| PriceFrom £32 | Free Cancellation | Rating 6.8 5,150 reviews | |||
| PriceFrom £73 | Free Cancellation | Rating 6.6 7,089 reviews |
easyJet Flights From Belfast Intl Airport to London
easyJet operates around 23 flights from Belfast Intl Airport to London every week. The average price of these flights found in the last 72 hours has been £99, but momondo users have found easyJet deals from Belfast Intl Airport to London from as low as £40 round-trip. easyJet has been scored 6.9/10 in 1,819 reviews.
Ryanair Flights From Belfast Intl Airport to London
The best Ryanair deal for Belfast Intl Airport to London flight tickets found on momondo in the last 72 hours was £39, round-trip. It should be noted that an average Ryanair flight deal for this route in this time was higher, at £67 round-trip. Ryanair operates 5 flights out of Belfast Intl Airport into London in an average week, so prices vary by time and availability. 105 Ryanair reviews by users on momondo have scored the airline at 6.1/10.
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Why should I use momondo to find a flight deal from Belfast to London?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Belfast to London for you.
Can I find flights from Belfast to London with flexible booking policies on momondo?
Flights from Belfast to London 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 Belfast to London?
Once all potential Belfast to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Belfast to London right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Belfast to London 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.