£45 Find Cheap Flights from London Heathrow Airport to Belfast – Compare and Save

Only British Airways operates flights between London Heathrow Airport and Belfast.

Flights from London Heathrow Airport to Belfast usually depart from London Heathrow (LHR) and may arrive at several airports in Belfast area, including Belfast Intl (BFS) and Belfast City (BHD).

Here are some options for this route, based on selected ticket types and cabin classes:

• British Airways: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Two cabin classes are available on flights from London Heathrow Airport to Belfast:

• Economy class
• Business Class

On this route, direct flights are cheaper than stopover options on average. Direct fares average £134 return, compared with £332 via a stopover through Amsterdam Schiphol (AMS).

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £25–£74 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

Most connecting flights from London Heathrow Airport to Belfast pass through Amsterdam Schiphol (AMS), which handles 100% of one-stop traffic on this route. Other stopover airports each see under 5%.

Yes. Being flexible with your travel dates can save you up to 28% on the London Heathrow Airport to Belfast route. Tuesday is the cheapest departure day at £112 return on average, while Sunday is the most expensive at £153, a difference of £42. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on London Heathrow Airport to Belfast flights, with 34% leaving in that window. Afternoon departures account for 33%, Evening flights for 33%, and Night flights for 0%.

Some of the most popular sights in Belfast are Waterfront Hall, SSE Arena, and Grand Opera House. These are among the most viewed places in Belfast on KAYAK.

These are the earliest and latest flight times available from London Heathrow Airport to Belfast:

• Earliest: departs at 06:15 and lands at 07:39
• Latest: departs at 19:20 and lands at 20:44.

The flight takes about 1h 24m.

Last-minute fares on this route (booked within 2 weeks of departure) run 19% above the route average of £134. Book 7 weeks before departure for the lowest fares.

A direct flight from London Heathrow Airport to Belfast takes 1h 24m, covering 313 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £84 to £653. That means the highest observed fare was about 8x higher than the lowest one.

One-way fares from London Heathrow Airport to Belfast are currently lower than usual. Average one-way flight prices are about £55, which is 50% below the typical average for this route.

Since Belfast is served by multiple airports, car hire options and rates can vary depending on which one you fly into.
Near Belfast City Airport (BHD) – daily rates from around £10:

• Budget
• Sixt
• Enterprise Rent-A-Car
• Hertz
• Avis

Near Belfast Intl Airport (BFS) – daily rates from around £8:

• Budget
• DRIVALIA
• Sixt
• Alamo
• Hertz

Return flights from London Heathrow Airport to Belfast range from £109 to £175, with an average of £134 over the past 12 months. Anything below £109 counts as a good deal.