Cheap flights from London Heathrow Airport to Belfast from £34
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Belfast departing on 16/4. 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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Cheap return flights
These are some of the best return flight deals from London Heathrow Airport to Belfast that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from London Heathrow Airport to Belfast.
Cheap last-minute flights
Planning a quick getaway from London Heathrow Airport to Belfast? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to Belfast, so you can enjoy a seamless trip without stopovers.
Cheap bus & train deals from London Heathrow Airport to Belfast
Find recent return train or bus tickets from London Heathrow Airport to Belfast.
All return flight deals from London Heathrow Airport to Belfast
The cheapest plane tickets from London Heathrow Airport to Belfast found on KAYAK recently.
British Airways flights from London Heathrow Airport to Belfast
Our best British Airways deals on London Heathrow Airport to Belfast flight tickets
British Airways![British Airways]()
24 Mar![British Airways]()
29 Mar
LHR07:00London Heathrow
1h 25m
BHD08:25Belfast City
BHD15:05Belfast City
1h 25m
LHR16:30London Heathrow
British Airways![British Airways]()
14 Feb![British Airways]()
16 Feb
LHR06:05London Heathrow
1h 25m
BHD07:30Belfast City
BHD09:10Belfast City
1h 30m
LHR10:40London Heathrow
KLM flights from London Heathrow Airport to Belfast
Our best KLM deals on London Heathrow Airport to Belfast flight tickets
KLM![KLM]()
30 Jan![KLM]()
6 Feb
LHR10:00London Heathrow
11h 00m
1 stop
BHD21:00Belfast City
BHD17:20Belfast City
15h 40m
1 stop
LHR09:00London Heathrow
KLM![KLM]()
30 Jan![KLM]()
6 Feb
LHR11:45London Heathrow
9h 15m
1 stop
BHD21:00Belfast City
BHD06:30Belfast City
7h 20m
1 stop
LHR13:50London Heathrow
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How to get the cheapest flight ticket from London Heathrow Airport to Belfast
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
Prices
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Other information
What is the typical price of a round-trip flight between London Heathrow Airport and Belfast?
What is the cheapest month to fly to Belfast?
The cheapest month to fly to Belfast from London Heathrow Airport is in March. Flight prices, which tend to average around £92, are often lower during this time because this is during the off-season. If you aren’t able to travel to Belfast during the month of March, then flying in February is also cheap. Prices for this month can be found on momondo for an average of £102.
What is the cheapest day to depart on your flight to Belfast?
The cheapest day to depart on your flight to Belfast is on a Tuesday when prices can be found for as low as £67. This is often the case because there is less demand to fly during this day of the week. Flights from London Heathrow Airport to Belfast on a Friday will generally be more expensive and average around £88. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Belfast?
The cheapest time of day to fly to Belfast is in the morning when flights can be purchased for as low as £72. Flights to Belfast are more costly in the afternoon, with an average ticket price of £99. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest London Heathrow to Belfast flight route?
Fly from London Heathrow to Belfast City for the best London Heathrow - Belfast flight prices
How far in advance should I book a flight to Belfast?
You are more likely to see cheaper flights to Belfast from London Heathrow Airport when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Belfast for around £122 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belfast from London Heathrow Airport for as low as £85 on momondo.
What cabin class options are available on London Heathrow to Belfast flights?
There are 3 cabin classes available to choose from on London Heathrow to Belfast 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 London Heathrow to Belfast?
British Airways, Aer Lingus, and Air France are the most popular carriers operating from London Heathrow to Belfast
Which airlines fly to Belfast?
British Airways, easyJet and Loganair are the top three most popular airlines that fly to Belfast from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 75% of people opting to fly with this airline when travelling to Belfast. Keep in mind that there are 3 different airlines that fly to Belfast on a routine basis, so you have a few additional options to choose from.
How many flights depart from London Heathrow Airport to Belfast on average per day?
The number of flights available between London Heathrow Airport and Belfast is 19 per day as of January 2025. The most frequent departure time is 08:00, with 42% of daily flights leaving in the afternoon.
How many flights depart from London Heathrow Airport to Belfast on average per week?
As of January 2025, 133 flights take off from London Heathrow Airport and land in Belfast each week. The most common flight departure day for this route is Fri, with 30% of weekly flights taking off on this day.
Cheap London Heathrow Airport to Belfast flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Belfast
How far is London Heathrow to Belfast by plane?
Belfast is 313.2 mi away from London Heathrow. A reasonable flight in good conditions will take 1h 20m.
When did momondo last update prices for flights from London Heathrow Airport to Belfast?
Prices for flights from London Heathrow Airport to Belfast refresh daily.
How many operators does momondo search for flights from London Heathrow Airport to Belfast?
There are 2 operators available for flights from London Heathrow Airport to Belfast as of January 2025.
How old do you have to be to fly from London Heathrow Airport to Belfast?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Belfast.
What documentation or ID do you need to fly to Belfast?
The travel and health documents you'll need for your trip to Belfast may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belfast. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from London Heathrow Airport to Belfast
Compare and see reviews for airlines that fly from London Heathrow Airport to Belfast with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £40 | Free Cancellation | Rating 6.9 1,858 reviews | |||
| PriceFrom £65 | Free Cancellation | Rating 6.6 6,824 reviews | |||
| PriceFrom £137 | Free Cancellation | Rating 8.4 17 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from London to Belfast?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Belfast. momondo saves you time and could save you money on your trip.
Can I find flights from London to Belfast with flexible booking policies on momondo?
Flights from London to Belfast 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 London to Belfast?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Belfast.
I’m not ready to book a flight from London to Belfast right now. Can momondo alert me if prices change?
If you are not ready to book a flight from London to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.
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