BFS - LHR

£67 Find Cheap Flights from Belfast Intl Airport to London Heathrow Airport – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return fare
£175
Typical prices: £105-£171
Multiple Airlines
Fri 25/9Mon 28/9
BFS - LHR • 1 stop
Cheapest one-way flight
£67
Typical prices: £92-£294
Multiple Airlines
Mon 14/9
BFS - LHR • 1 stop
When to book
6 weeks
in advance
Our data shows that travellers who book at least 6 weeks in advance save around 48% compared to booking last minute.
Insights
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When to travel
December
Cheapest • 15% price drop
July
Most popular
Good to know
Good to know
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Good to know
Good to know
+1
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Booking Insights
Flight Deals

Cheap Flights from Belfast Intl to Heathrow (BFS-LHR)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Belfast Intl to Heathrow

Fri, 25 Sep - Mon, 28 Sep
Multiple Airlines Logo
11:25 - 14:15BFS  Belfast Intl-LHR London Heathrow
26h 50m1 stop Paris Beauvais-Tille
Multiple Airlines Logo
20:50 - 23:10LHR  London Heathrow-BFS Belfast Intl
26h 20m2 stops Barcelona-El Prat Newcastle upon Tyne
£175Multiple Airlines
Fri, 25 Sep - Mon, 28 Sep
Multiple Airlines Logo
20:35 - 14:15BFS  Belfast Intl-LHR London Heathrow
17h 40m2 stops Palma de Mallorca Son Sant Joan Paris Orly
Multiple Airlines Logo
18:20 - 21:50LHR  London Heathrow-BFS Belfast Intl
3h 30m1 stop Manchester
£232Multiple Airlines
Fri, 25 Sep - Sun, 4 Oct
Multiple Airlines Logo
11:25 - 21:25BFS  Belfast Intl-LHR London Heathrow
10h 00m1 stop Paris Beauvais-Tille
Multiple Airlines Logo
09:50 - 20:40LHR  London Heathrow-BFS Belfast Intl
10h 50m2 stops Shannon Manchester
£233Multiple Airlines
Tue, 17 Nov - Tue, 24 Nov
Multiple Airlines Logo
10:05 - 20:05BFS  Belfast Intl-LHR London Heathrow
10h 00m2 stops Alicante Barcelona-El Prat
Multiple Airlines Logo
20:50 - 14:35LHR  London Heathrow-BFS Belfast Intl
17h 45m2 stops Barcelona-El Prat Alicante
£243Multiple Airlines
Fri, 25 Sep - Sat, 26 Sep
Multiple Airlines Logo
08:20 - 19:55BFS  Belfast Intl-LHR London Heathrow
11h 35m1 stop Glasgow Intl
Multiple Airlines Logo
21:50 - 07:55LHR  London Heathrow-BFS Belfast Intl
10h 05m1 stop Edinburgh Turnhouse
£250Multiple Airlines
Mon, 12 Oct - Wed, 14 Oct
Multiple Airlines Logo
15:35 - 21:25BFS  Belfast Intl-LHR London Heathrow
5h 50m1 stop Paris Charles de Gaulle
Multiple Airlines Logo
09:50 - 16:25LHR  London Heathrow-BFS Belfast Intl
6h 35m2 stops Dublin Manchester
£263Multiple Airlines
Tue, 6 Oct - Sat, 10 Oct
Multiple Airlines Logo
14:45 - 21:25BFS  Belfast Intl-LHR London Heathrow
6h 40m1 stop Paris Charles de Gaulle
Multiple Airlines Logo
08:55 - 14:25LHR  London Heathrow-BFS Belfast Intl
5h 30m1 stop Paris Charles de Gaulle
£263Multiple Airlines
Wed, 2 Sep - Sun, 6 Sep
Multiple Airlines Logo
10:50 - 17:20BFS  Belfast Intl-LHR London Heathrow
6h 30m2 stops Liverpool J. Lennon Dublin
Multiple Airlines Logo
20:50 - 08:40LHR  London Heathrow-BFS Belfast Intl
11h 50m1 stop Barcelona-El Prat
£264Multiple Airlines
Fri, 25 Sep - Sat, 3 Oct
Multiple Airlines Logo
11:25 - 18:35BFS  Belfast Intl-LHR London Heathrow
7h 10m1 stop Paris Beauvais-Tille
Multiple Airlines Logo
21:10 - 09:20LHR  London Heathrow-BFS Belfast Intl
12h 10m2 stops Dublin Glasgow Intl
£264Multiple Airlines
Sun, 18 Oct - Tue, 20 Oct
Multiple Airlines Logo
13:25 - 19:30BFS  Belfast Intl-LHR London Heathrow
6h 05m1 stop Amsterdam Schiphol
Multiple Airlines Logo
15:10 - 20:40LHR  London Heathrow-BFS Belfast Intl
5h 30m2 stops Dublin Edinburgh Turnhouse
£264Multiple Airlines
Booking Insights

KAYAK’s insights & trends for Belfast Intl to Heathrow flights

Get data-powered insights and trends into flights from Belfast Intl to Heathrow to help you find the cheapest flights, the best time to fly and much more.

How much is a return flight from Belfast Intl Airport to London Heathrow Airport?

Flight prices are typical for this route right now.

Flights to London Heathrow Airport from Belfast Intl Airport usually cost between £114 and £182 in September.
The lowest price found in the past 5 days was £175 on Multiple Airlines (25 Sept–28 Sept).

What’s the cheapest day of the week to fly from Belfast Intl Airport to London Heathrow Airport?

For Belfast Intl Airport to London Heathrow Airport, Friday is the cheapest day to fly on average and Wednesday is the most expensive. Flying from London Heathrow Airport back to Belfast Intl Airport, the best deals are generally found on Wednesday, with Sunday being the most expensive.

What is the cheapest month to fly from Belfast Intl Airport to London Heathrow Airport?

The cheapest month for flights from Belfast Intl Airport to London Heathrow Airport is December, where tickets cost £115 (return) on average. On the other hand, the most expensive months are March and July, where the average cost of round-trip tickets is £161 and £150 respectively.

How far in advance should I book a flight from Belfast Intl Airport to London Heathrow Airport?

To get a below average price on the flight from Belfast Intl Airport to London Heathrow Airport, you should book around 6 weeks before departure, which saves you about 48% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 10 weeks before departure.

Find deals

Good to know - Cheap tickets from Belfast Intl Airport to London Heathrow Airport

Low season

April

Cheapest flight

£67
Best time to beat the crowds but there is an average 1% increase in price.
Most popular time to fly (10% more expensive on average)
Flight from Belfast Intl Airport to London Heathrow Airport

When to book flights from Belfast Intl to Heathrow

Are your dates flexible? Find out the best times to travel from Belfast Intl to Heathrow based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

FAQs for booking Belfast Intl Airport to London Heathrow Airport flights

  • What is the cheapest flight from Belfast Intl Airport to London Heathrow Airport?

    In the last 5 days, the lowest price for a flight from Belfast Intl Airport to London Heathrow Airport was £67 for a one-way ticket and £175 for a return.

  • Which aircraft models fly most regularly from Belfast Intl Airport to London Heathrow Airport?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Belfast Intl Airport to London Heathrow Airport?

    oneworld is the only airline alliance operating flights between Belfast Intl Airport and London Heathrow Airport.

  • Which is the best airline for flights from Belfast to London, easyJet or British Airways?

    The two airlines most popular with KAYAK users for flights from Belfast to London are easyJet and British Airways. With an average price for the route of £95 and an overall rating of 6.9, easyJet is the most popular choice. British Airways is also a great choice for the route, with an average price of £135 and an overall rating of 6.7.

  • How does KAYAK find such low prices on flights from Belfast Intl Airport to London Heathrow Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Belfast Intl Airport to London Heathrow Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Belfast Intl Airport to London Heathrow Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Heathrow Airport from Belfast Intl Airport is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Belfast Intl Airport to London Heathrow Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Heathrow Airport with an airline and back to Belfast Intl Airport with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Belfast Intl Airport to London Heathrow Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Heathrow Airport from Belfast Intl Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Belfast Intl to Heathrow

Information on your arrival and departure airports

Belfast Intl Airport (BFS)
Heathrow (LHR)