Cheap Flights from Belfast Intl Airport to London Heathrow

Q: How long does a flight from Belfast Intl Airport to London Heathrow Airport take?

There are no direct flights for this route listed on KAYAK, the shortest multi-flight duration is 11h 45m.

Q: Which airlines provide the cheapest flights from Belfast Intl Airport to London Heathrow Airport?

In the past 3 days, the cheapest one-way tickets were found on Multiple Airlines (£52), and the lowest round-trip tickets have been found on Multiple Airlines (£160).

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

Q: 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. Visit our flight page for the latest deals!

Q: 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. Visit our flight page for the latest deals!

Q: 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. Visit our flight page for the latest deals!

Q: 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. Visit our flight page for the latest deals!

Low season	August	Best time to beat the crowds (12% less expensive on average)
High season	December	Most popular time to fly (11% more expensive on average)
Average price (return flight)	£102	(avg. price over the last 2 weeks)
Good deal (return flight)	£88	or less
Good deal one-way	£45	or less

When to book flights from Belfast Intl Airport to London Heathrow Airport

Estimated return price

Average price per month

Flight prices as travel date approaches

Top tips for finding a cheap flight from Belfast Intl Airport to London Heathrow Airport

Looking for a cheap flight from London Heathrow Airport to Belfast Intl Airport? 25% of our users found flights on this route for £45 or less one-way and £88 or less round-trip.
The cheapest flight from Belfast Intl Airport to London Heathrow Airport was found, on average, 83 days before departure.
Book at least 4 weeks before departure in order to get a below-average price for flights from Belfast Intl Airport to London Heathrow Airport.
High season is considered to be November, December, and January. The cheapest month to fly from Belfast Intl Airport to London Heathrow Airport is August.
Morning departure is around 7% cheaper than an evening flight, on average*.

*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

FAQs for booking Belfast Intl Airport to London Heathrow Airport flights

Are there London Heathrow Airport travel restrictions currently due to Coronavirus?

The United Kingdom has not implemented any entry restrictions, but is monitoring direct flights into the country from certain areas. Several airports have suspended certain services, closed terminals, and reduced transportation schedules, so check the details of the specific airport in advance. Additionally, many airlines have grounded their planes. The United Kingdom has announced a mandatory 14-day quarantine for all travelers will be in effect starting on 8 June. Freight workers, medical professionals traveling to help with the fight against coronavirus, and travelers arriving from Ireland, the Channel Islands and the Isle of Man are exempt from the quarantine requirement.
There are currently 14 active cases of COVID-19 diagnosed in GB and 86 deaths as of 10 May 2021

Please see our Coronavirus (COVID-19) Travel Restrictions page for more information on restrictions worldwide.

How long does a flight from Belfast Intl Airport to London Heathrow Airport take?

Which airlines provide the cheapest flights from Belfast Intl Airport to London Heathrow Airport?

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

How does KAYAK find such low prices 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?

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

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?

COVID-19 information

Safety measures for airlines flying from Belfast Intl Airport to London Heathrow Airport

Airlines flying from Belfast Intl Airport to London Heathrow Airport have enacted additional safety measures and adjusted policies to better accommodate travellers. Policies vary by airline.

Heightened sanitation

Daily cleaning, installation of cabin HEPA filters on flights from Belfast Intl Airport to London Heathrow Airport

Mandatory masks

Masks required on board, masks provided on flights from Belfast Intl Airport to London Heathrow Airport

Social distancing seating

Middle seats unavailable to book on flights from Belfast Intl Airport to London Heathrow Airport

Pre-flight testing

Testing for antibodies, testing for symptoms for flights from Belfast Intl Airport to London Heathrow Airport

Flexible cancellations

Waiving of change fees. Search flexible flights from Belfast Intl Airport to London Heathrow Airport

Book cheap flights from Belfast Intl Airport to London Heathrow Airport

Cheapest flights to London Heathrow Airport from Belfast Intl Airport found in 2021

Recent return flight deals

26/6

Sat

1 stop

Multiple Airlines

12h 20m

BFS - LHR

29/6

Tue

1 stop

Multiple Airlines

16h 05m

LHR - BFS

£160

29/6

Tue

1 stop

Multiple Airlines

14h 40m

BFS - LHR

2/7

Fri

1 stop

Multiple Airlines

19h 20m

LHR - BFS

£195

25/6

Fri

1 stop

Multiple Airlines

11h 45m

BFS - LHR

30/6

Wed

1 stop

Multiple Airlines

8h 10m

LHR - BFS

£239

25/6

Fri

3 stops

Multiple Airlines

22h 40m

BFS - LHR

4/7

Sun

3 stops

Multiple Airlines

10h 50m

LHR - BFS

£777

Search by stops

Direct 1 stop 2+ stops

Search by price

Recent one-way flight deals

11/9

Sat

1 stop

Multiple Airlines

27h 15m

BFS - LHR

£52

2/6

Wed

2 stops

Multiple Airlines

28h 55m

BFS - LHR

£52

2/6

Wed

3 stops

Multiple Airlines

53h 55m

BFS - LHR

£56

1/6

Tue

1 stop

Multiple Airlines

12h 50m

BFS - LHR

£64

19/6

Sat

2 stops

Multiple Airlines

50h 25m

BFS - LHR

£71

19/6

Sat

3 stops

Multiple Airlines

43h 50m

BFS - LHR

£73

8/6

Tue

1 stop

Multiple Airlines

22h 35m

BFS - LHR

£75

24/7

Sat

1 stop

Multiple Airlines

27h 15m

BFS - LHR

£76

3/6

Thu

3 stops

Multiple Airlines

30h 35m

BFS - LHR

£79

3/6

Thu

2 stops

Multiple Airlines

33h 20m

BFS - LHR

£90

11/9

Sat

2 stops

Multiple Airlines

25h 20m

BFS - LHR

£94

24/7

Sat

2 stops

Multiple Airlines

24h 50m

BFS - LHR

£98

22/5

Sat

1 stop

Multiple Airlines

13h 45m

BFS - LHR

£106

1/6

Tue

2 stops

Multiple Airlines

26h 35m

BFS - LHR

£118

19/6

Sat

1 stop

Multiple Airlines

26h 20m

BFS - LHR

£125

18/5

Tue

2 stops

Multiple Airlines

28h 25m

BFS - LHR

£146

8/6

Tue

3 stops

Multiple Airlines

19h 35m

BFS - LHR

£146

18/5

Tue

2 stops

Multiple Airlines

7h 45m

BFS - LHR

£170

Show more results

Search by stops

Direct 1 stop 2+ stops

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Belfast Intl Airport - London Heathrow Airport Flights

Departure:

Belfast Intl Airport (BFS) United Kingdom

Destination:

London Heathrow Airport (LHR) United Kingdom

Return flight deals:

London Heathrow Airport - Belfast Intl Airport

Cabin classes:

First

Business

Prem Econ

Economy

Browse origins:

£81

Belfast Intl Airport

Browse destinations:

£81

London Heathrow Airport

Location

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Choose up to 3 airports

Enter a location to see nearby airports

Location

Enter a location to see nearby airports

Choose up to 3 airports

Enter a location to see nearby airports

BFS - LHR

Find cheap flights from Belfast Intl Airport to London Heathrow Airport

Search hundreds of travel sites at once for deals on flights to London Heathrow Airport

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

Low season

High season

Average price (return flight)

Good deal (return flight)

Good deal one-way

When to book flights from Belfast Intl Airport to London Heathrow Airport

Top tips for finding a cheap flight from Belfast Intl Airport to London Heathrow Airport

FAQs for booking Belfast Intl Airport to London Heathrow Airport flights

Are there London Heathrow Airport travel restrictions currently due to Coronavirus?

How long does a flight from Belfast Intl Airport to London Heathrow Airport take?

Which airlines provide the cheapest flights from Belfast Intl Airport to London Heathrow Airport?

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

How does KAYAK find such low prices 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?

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

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?

Safety measures for airlines flying from Belfast Intl Airport to London Heathrow Airport

Book cheap flights from Belfast Intl Airport to London Heathrow Airport

Recent return flight deals

Search by stops

Search by price

Recent one-way flight deals

Search by stops

Search by price

Belfast Intl Airport - London Heathrow Airport Flights