£37 Cheap British Airways flights from Dublin to London (DUB→LHR)

View £37 flight on Mon, 23 Mar 2026Opens in a new window

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British Airways flights from Dublin to London (DUB→LHR)

Prices were available within the past 7 days and start at £37 for one-way flights and £77 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sat, 21 Mar - Tue, 24 Mar
DUB
Dublin
LHR
London
£77 Return, found 6 hours ago
£77
Return
found 6 hours ago
Select British Airways flight, departing Sat, 21 Mar from Dublin to London, returning Tue, 24 Mar, priced at £77 found 6 hours ago
British Airways
Mon, 23 Mar - Tue, 24 Mar
DUB
Dublin
LHR
London
£81 Return, found 15 hours ago
£81
Return
found 15 hours ago
Select British Airways flight, departing Mon, 23 Mar from Dublin to London, returning Tue, 24 Mar, priced at £81 found 15 hours ago
British Airways
Fri, 27 Mar - Sun, 12 Apr
DUB
Dublin
LHR
London
£82 Return, found 5 hours ago
£82
Return
found 5 hours ago
Select British Airways flight, departing Fri, 27 Mar from Dublin to London, returning Sun, 12 Apr, priced at £82 found 5 hours ago
British Airways
Sat, 7 Nov - Sat, 14 Nov
DUB
Dublin
LHR
London
£82 Return, found 2 days ago
£82
Return
found 2 days ago
Select British Airways flight, departing Sat, 7 Nov from Dublin to London, returning Sat, 14 Nov, priced at £82 found 2 days ago
British Airways
Fri, 20 Mar - Tue, 24 Mar
DUB
Dublin
LHR
London
£83 Return, found 6 hours ago
£83
Return
found 6 hours ago
Select British Airways flight, departing Fri, 20 Mar from Dublin to London, returning Tue, 24 Mar, priced at £83 found 6 hours ago
British Airways
Sat, 7 Nov - Mon, 9 Nov
DUB
Dublin
LHR
London
£84 Return, found 1 day ago
£84
Return
found 1 day ago
Select British Airways flight, departing Sat, 7 Nov from Dublin to London, returning Mon, 9 Nov, priced at £84 found 1 day ago

Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gatwick LGW. Average driving time to city centre is 52 minutes. Flights from £71
LGW
Gatwick
Average driving time to city centre52 min
Flights from £71
Select flight to Luton LTN. Cheapest option available. Average driving time to city centre is 45 minutes. Flights from £35
LTN
Luton
Cheapest
Average driving time to city centre45 min
Flights from £35
Select flight to London City LCY. Closest option available. Average driving time to city centre is 21 minutes. Flights from £139
LCY
London City
Closest
Average driving time to city centre21 min
Flights from £139

Find the cheapest month to fly from Dublin (DUB) to London (LHR)

November is typically the cheapest month to fly

From £66 - £93 per traveller.
Flight from Dublin to London route information
Origin airport
Dublin
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air France, British Airways, Eurowings, Iberia, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines
Popular airline
Aer Lingus
Distance
445 km
Average flight time
1 hour 20 mins

Frequently asked questions

How much is a British Airways flight from Dublin Airport (DUB) to Heathrow Airport (LHR)?
Finding cheap one-way British Airways flights from DUB to LHR from £37 on Expedia is easy — just filter by "Price (lowest to highest)." Alternatively, check out our affordable round-trip fares from £77 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from DUB to LHR with British Airways?
January is one of the least expensive months to travel to London with British Airways. You could also find great prices on one-way and round-trip tickets in February.
Does British Airways fly nonstop from Dublin Airport (DUB) to Heathrow Airport (LHR)?
Take off on one of British Airways's 44 direct weekly flights from Dublin Airport (DUB) to Heathrow Airport (LHR). To see what's available, enter your origin, dates and destination and hit search. Next, apply the "Nonstop" and "Airline" filters.
How long does it take to fly from DUB to LHR with British Airways?
Depart Dublin Airport (DUB) for Heathrow Airport (LHR) on a nonstop British Airways flight, and you'll be in the air for about 1h 26m.
Which day of the week has the most British Airways flights from Dublin Airport (DUB) to Heathrow Airport (LHR)?
British Airways operates the most flights from Dublin Airport (DUB) to Heathrow Airport (LHR) on Sunday. With up to 7 daily departures, you'll get the most choice and flexibility on this day.
What airports does British Airways fly into in London?
British Airways flights from Dublin Airport (DUB) to London touch down at Heathrow Airport (LHR), Gatwick Airport (LGW) and Stansted Airport (STN). The primary London hub served by this airline is LHR. It's worth exploring flights arriving at other nearby airports on Expedia as they may offer lower fares.
What kind of luggage can I take on a British Airways flight from Dublin Airport (DUB) to Heathrow Airport (LHR)?
On a standard economy flight with British Airways from DUB to LHR, you can bring 1 checked-in bag up to 23 kg (50 lbs) with dimensions not exceeding 89 centimetres x 41 centimetres x 74 centimetres in total. For hand luggage, you're permitted 1 cabin bag weighing up to 23 kg (50 lbs) and measuring less than 56 centimetres x 23 centimetres x 43 centimetres. Size and weight limits may vary based on your airfare type and cabin class. To make sure you don't get caught with additional charges at the terminal, check your British Airways booking or go to the airline's website before packing.
What type of plane does British Airways fly from Dublin Airport (DUB) to Heathrow Airport (LHR)?
British Airways generally flies Airbus A320neo planes for flights from Dublin Airport (DUB) to Heathrow Airport (LHR). This carrier also operates the Airbus A320 on this route. Keep in mind that aircraft type can vary due to operational requirements, so the plane you board could be different on the day.
Can I change or cancel my British Airways flight from Dublin Airport (DUB) to Heathrow Airport (LHR)?
It's generally possible to reschedule or cancel your flight, although additional charges may apply if you made your booking over 24 hours ago. Need to keep your options open? Apply the "Changes included" or "No cancel fee" filter to find flights that won't charge you extra if you need to revise your plans. To make changes, visit "Trips," select your flight and click on "Manage Booking" for further information.

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