BFS - LHR

£68 Find Cheap Flights from Belfast Intl Airport to London Heathrow Airport – Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Belfast Intl to Heathrow departing on 7/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return fare
£170
Typical prices: £108-£164
Multiple Airlines
Sat 26/9Sat 3/10
BFS - LHR • 1 stop
Cheapest one-way flight
£68
Typical prices: £98-£220
Multiple Airlines
Mon 7/9
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 49% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
December
Cheapest • 15% price drop
July
Most popular
Good to know
Good to know
+1
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Good to know
Good to know
+1
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Flight Deals
Booking Insights
Flight Deals

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

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Belfast Intl to Heathrow that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Belfast Intl to Heathrow

Sat, 26 Sep - Sat, 3 Oct
Multiple Airlines Logo
07:15 - 21:40BFS  Belfast Intl-LHR London Heathrow
14h 25m1 stop Newcastle upon Tyne
Multiple Airlines Logo
20:10 - 09:35LHR  London Heathrow-BFS Belfast Intl
13h 25m1 stop Manchester
£170Multiple Airlines
Sun, 8 Nov - Sun, 15 Nov
Multiple Airlines Logo
17:10 - 07:55BFS  Belfast Intl-LHR London Heathrow
14h 45m1 stop Paris Charles de Gaulle
Multiple Airlines Logo
06:20 - 21:25LHR  London Heathrow-BFS Belfast Intl
15h 05m1 stop Paris Charles de Gaulle
£221Multiple Airlines
Mon, 16 Nov - Thu, 19 Nov
Multiple Airlines Logo
08:40 - 21:25BFS  Belfast Intl-LHR London Heathrow
12h 45m1 stop Paris Charles de Gaulle
Multiple Airlines Logo
19:20 - 07:00LHR  London Heathrow-BFS Belfast Intl
11h 40m1 stop Paris Charles de Gaulle
£233Multiple Airlines
Mon, 16 Nov - Thu, 19 Nov
Multiple Airlines Logo
08:40 - 21:25BFS  Belfast Intl-LHR London Heathrow
12h 45m1 stop Paris Charles de Gaulle
Multiple Airlines Logo
19:20 - 07:00LHR  London Heathrow-BFS Belfast Intl
11h 40m1 stop Paris Charles de Gaulle
£237Multiple Airlines
Mon, 16 Nov - Thu, 19 Nov
Multiple Airlines Logo
08:40 - 21:25BFS  Belfast Intl-LHR London Heathrow
12h 45m1 stop Paris Charles de Gaulle
Multiple Airlines Logo
19:20 - 07:00LHR  London Heathrow-BFS Belfast Intl
11h 40m1 stop Paris Charles de Gaulle
£244Multiple Airlines
Fri, 13 Nov - Sun, 15 Nov
Multiple Airlines Logo
07:45 - 13:45BFS  Belfast Intl-LHR London Heathrow
6h 00m1 stop Paris Charles de Gaulle
Multiple Airlines Logo
15:00 - 21:25LHR  London Heathrow-BFS Belfast Intl
6h 25m1 stop Paris Charles de Gaulle
£251Multiple Airlines
Thu, 3 Sep - Sun, 6 Sep
Multiple Airlines Logo
14:25 - 21:25BFS  Belfast Intl-LHR London Heathrow
7h 00m1 stop Paris Charles de Gaulle
Multiple Airlines Logo
20:50 - 08:40LHR  London Heathrow-BFS Belfast Intl
11h 50m1 stop Barcelona-El Prat
£252Multiple Airlines
Wed, 2 Sep - Mon, 7 Sep
Multiple Airlines Logo
20:30 - 08:35BFS  Belfast Intl-LHR London Heathrow
12h 05m1 stop Edinburgh Turnhouse
Multiple Airlines Logo
20:35 - 08:25LHR  London Heathrow-BFS Belfast Intl
11h 50m1 stop Edinburgh Turnhouse
£252Multiple Airlines
Fri, 13 Nov - Sun, 15 Nov
Multiple Airlines Logo
07:45 - 13:45BFS  Belfast Intl-LHR London Heathrow
6h 00m1 stop Paris Charles de Gaulle
Multiple Airlines Logo
15:00 - 21:25LHR  London Heathrow-BFS Belfast Intl
6h 25m1 stop Paris Charles de Gaulle
£253Multiple Airlines
Wed, 2 Sep - Mon, 7 Sep
Multiple Airlines Logo
17:25 - 09:10BFS  Belfast Intl-LHR London Heathrow
15h 45m2 stops Ibiza Barcelona-El Prat
Multiple Airlines Logo
21:35 - 08:25LHR  London Heathrow-BFS Belfast Intl
10h 50m1 stop Edinburgh Turnhouse
£261Multiple 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?

This analysis is based on the cheapest return trip price found on KAYAK in the last 12 months by searching for a flight from Belfast Intl Airport to London Heathrow Airport departing in September.

Flight prices are typical for this route right now.

Flights to London Heathrow Airport from Belfast Intl Airport usually cost between £127 and £195 in September.
The lowest price found in the past 5 days was £170 on Multiple Airlines (26 Sept–3 Oct).

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

The average price of all round-trip flights from Belfast Intl Airport to London Heathrow Airport clicked on KAYAK for each day over the last 12 months.

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?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Belfast Intl Airport to London Heathrow Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Belfast Intl Airport to London Heathrow Airport is December, where tickets cost £116 (return) on average. On the other hand, the most expensive months are March and August, where the average cost of round-trip tickets is £162 and £153 respectively.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Belfast Intl Airport to London Heathrow Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

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 49% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 10 weeks before departure.

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

Low season

April

Cheapest flight

£68
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
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

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 £68 for a one-way ticket and £170 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 £137 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)