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Heathrow

Cheap flights from Belfast City (BHD) to Heathrow (LHR)

BHD — LHR
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheapflights Tip: The best prices from Belfast City to London Heathrow are usually found in November or October, booked 89 days in advance, depart on a Thursday or Saturday and return on a Tuesday

Find flight deals from Belfast City to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Belfast City (BHD) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

July

Cheapest in

November

Average price

$173

Good round-trip deal

$970 or less

Good one-way deal

$237 or less
Provider with most accurate pricing for Belfast City-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Belfast City-London Heathrow flights.
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Highest demand for flights based on searches. 19% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in March 2026
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Price to beat on a round-trip flight from Belfast City to London Heathrow.
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Price to beat on a one-way flight from Belfast City to London Heathrow.
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  • Most accurate provider: When it comes to deals on Belfast City Airport-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Belfast City Airport-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Belfast City Airport-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Belfast City Airport-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Belfast City Airport-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Belfast City to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Belfast City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Belfast City Airport to London Heathrow Airport

How far ahead should I book a flight from Belfast City Airport to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Belfast City to Heathrow. Price data was last updated on March 6, 2026.

The price you pay for your flight from Belfast City Airport to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 89 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Belfast City Airport to London Heathrow Airport?

Currently, October is the cheapest month in which you can book a flight from Belfast City Airport to London Heathrow Airport (average of $96). Flying from Belfast City Airport to London Heathrow Airport in July is currently the most expensive (average of $138). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BHD to LHR?

Find hourly flight availability from Belfast City to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 10, 2026.

When flying from Belfast City Airport to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 71% versus a flight in the afternoon.

What is the cheapest day to fly from Belfast City Airport to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Belfast City to Heathrow. Price data was last updated on February 21, 2026.

Travelers seeking maximum savings on their Belfast City Airport to London Heathrow Airport flight should consider departing on Monday evenings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated March 10, 2026.
Read reviews from past customers who have flown British Airways from Belfast City Airport to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,781 reviews

Boarding

6.9

Overall

6.7

Entertainment

6.4

Food

6.4

Comfort

6.8

Crew

7.6

Reviews

1 / 20
2.0
Mediocre

Natasha,Feb 2026

SEA - LHR

I already said the thing about the list luggage, which actually this flight.
British Airways
6.7
Okay
7,781 reviews
British Airways
6.7
Okay
7,781 reviews

Boarding

6.9

Overall

6.7

Entertainment

6.4

Food

6.4

Comfort

6.8

Crew

7.6

Reviews

1 / 20
2.0
Mediocre

Natasha,Feb 2026

SEA - LHR

I already said the thing about the list luggage, which actually this flight.

Related info for your journey

Find useful and relevant information for your journey from Belfast City to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from Belfast City Airport to London Heathrow Airport round-trip?

    Flying on British Airways is currently your cheapest option to London Heathrow Airport, with prices starting at $132. This flight start at 25% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Belfast City Airport to London Heathrow Airport?

    The top 3 most reliable airlines when flying from Belfast City Airport to London Heathrow Airport are Finnair (91%), China Southern (90%) and LATAM Airlines (89%).

  • Can I find deals for flights from Belfast City to Heathrow that include hotel bookings?

    Yes. In addition to deals on Belfast City to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Belfast City to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast City to Heathrow.

  • Can I find deals for business class flights from Belfast City to Heathrow?

    Yes. Cheapflights offers flight deals from Belfast City to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Belfast City Airport to London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from Belfast City Airport to London Heathrow Airport (average of $96). Flying from Belfast City Airport to London Heathrow Airport in July is currently the most expensive (average of $138). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Orpington
Watford
Northampton
Borehamwood
Broadway
Aylesbury
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne

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Alternative routes for Belfast City to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Belfast Intl to Heathrow flights

Top airline flying from Belfast City to Heathrow

Discover the top airline that operate flights from Belfast City to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$132Average$279FlexibilityNo cancel feeOn-time70%

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