Cheap flights from Belfast to London from £15

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast to London departing on 2/10. 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

easyJet Logo
06:00 - 07:20BFS-STN
1h 20mdirect
easyJet Logo
07:50 - 09:10STN-BFS
1h 20mdirect
£30easyJet
Find Deal
Wed, 10 Sep - Wed, 17 Sep
easyJet Logo
07:00 - 08:20BFS-STN
1h 20mdirect
easyJet Logo
08:35 - 09:55STN-BFS
1h 20mdirect
£30easyJet
Find Deal
Sun, 14 Sep - Tue, 16 Sep
Ryanair Logo
22:05 - 23:25BFS-STN
1h 20mdirect
Ryanair Logo
07:45 - 09:00STN-BFS
1h 15mdirect
£32Ryanair
Find Deal
Wed, 24 Sep - Thu, 25 Sep
Ryanair Logo
07:25 - 08:45BFS-STN
1h 20mdirect
Ryanair Logo
21:20 - 22:35STN-BFS
1h 15mdirect
£35Ryanair
Find Deal
Tue, 30 Sep - Sat, 11 Oct
 Logo
06:00 - 07:20BFS-STN
1h 20mdirect
 Logo
06:45 - 08:00STN-BFS
1h 15mdirect
Wed, 10 Sep - Sun, 14 Sep
 Logo
14:30 - 15:50BFS-STN
1h 20mdirect
 Logo
11:55 - 13:15STN-BFS
1h 20mdirect
Fri, 21 Nov - Sat, 22 Nov
British Airways Logo
17:15 - 18:35BHD-LHR
1h 20mdirect
British Airways Logo
06:05 - 07:30LHR-BHD
1h 25mdirect
£83British Airways
Find Deal
Tue, 30 Dec - Fri, 9 Jan
British Airways Logo
06:35 - 08:10BHD-LHR
1h 35mdirect
British Airways Logo
07:45 - 09:10LHR-BHD
1h 25mdirect
£87British Airways
Find Deal
Sat, 15 Nov - Sun, 16 Nov
KLM Logo
06:30 - 16:35BHD-LCY
10h 05m1 stop
KLM Logo
08:40 - 16:50LCY-BHD
8h 10m1 stop
£225KLM
Find Deal
Wed, 3 Dec - Sat, 6 Dec
KLM Logo
06:30 - 18:25BHD-LCY
11h 55m1 stop
KLM Logo
08:40 - 16:50LCY-BHD
8h 10m1 stop
£237KLM
Find Deal
Fri, 21 Nov - Sat, 22 Nov

British Airways flights from Belfast to London

Our best British Airways deals on Belfast to London flight tickets
British Airways
30 Dec
BHD17:15Belfast City
1h 20m
LHR18:35London Heathrow
9 Jan
LHR06:05London Heathrow
1h 25m
BHD07:30Belfast City
British Airways
15 Nov
BHD06:35Belfast City
1h 35m
LHR08:10London Heathrow
16 Nov
LHR07:45London Heathrow
1h 25m
BHD09:10Belfast City
British Airways
5 Dec
BHD11:30Belfast City
1h 30m
LHR13:00London Heathrow
8 Dec
LHR07:00London Heathrow
1h 25m
BHD08:25Belfast City

easyJet flights from Belfast to London

Our best easyJet deals on Belfast to London flight tickets
easyJet
10 Sept
BFS06:00Belfast Intl
1h 20m
STN07:20London Stansted
17 Sept
STN07:50London Stansted
1h 20m
BFS09:10Belfast Intl
easyJet
14 Sept
BFS07:00Belfast Intl
1h 20m
STN08:20London Stansted
16 Sept
STN08:35London Stansted
1h 20m
BFS09:55Belfast Intl
easyJet
17 Sept
BFS06:00Belfast Intl
1h 20m
STN07:20London Stansted
24 Sept
STN20:20London Stansted
1h 15m
BFS21:35Belfast Intl

momondo Fare Finder

 
Customise your flight search to find flights from Belfast to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 18 August 2025.
Use the filters below to find and compare flights from Belfast to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Wed 10/9

06:00-07:20

Nonstop1h 20m

London Stansted

Wed 17/9

07:50-09:10

Nonstop1h 20m

£30

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Sun 14/9

07:00-08:20

Nonstop1h 20m

London Stansted

Tue 16/9

08:35-09:55

Nonstop1h 20m

£30

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Wed 24/9

22:05-23:25

Nonstop1h 20m

London Stansted

Thu 25/9

07:45-09:00

Nonstop1h 15m

£32

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Tue 30/9

07:25-08:45

Nonstop1h 20m

London Stansted

Sat 11/10

21:20-22:35

Nonstop1h 15m

£35

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Wed 10/9

06:00-07:20

Nonstop1h 20m

London Stansted

Sun 14/9

06:45-08:00

Nonstop1h 15m

£40

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Fri 21/11

14:30-15:50

Nonstop1h 20m

London Stansted

Sat 22/11

11:55-13:15

Nonstop1h 20m

£43

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Tue 30/12

17:15-18:35

Nonstop1h 20m

London Heathrow

Fri 9/1

06:05-07:30

Nonstop1h 25m

£83

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Sat 15/11

06:35-08:10

Nonstop1h 35m

London Heathrow

Sun 16/11

07:45-09:10

Nonstop1h 25m

£87

BelfastLondon

BHD - LCY

BHDLCY

Belfast City

Wed 3/12

06:30-16:35

1 stop10h 05m

London City

Sat 6/12

08:40-16:50

1 stop8h 10m

£225

BelfastLondon

BHD - LCY

BHDLCY

Belfast City

Fri 21/11

06:30-18:25

1 stop11h 55m

London City

Sat 22/11

08:40-16:50

1 stop8h 10m

£237

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Belfast to London

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

What is the typical price of a round-trip flight between Belfast and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Belfast is in January. Flight prices, which tend to average around £43, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Belfast averaging around £44.

What is the cheapest day to depart on your flight to London?

Our data shows that Friday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £66. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Belfast to London for around £77.

What is the cheapest time of day to depart on your flight to London?

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as £98. Flights in the afternoon are often more expensive, with an average ticket price of £517.

What is the cheapest Belfast to London flight route?

Fly from Belfast Intl to London Stansted for the best Belfast - London flight prices

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Belfast when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £119 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Belfast for as low as £86 on momondo.

What cabin class options are available on Belfast to London flights?

There are 3 cabin classes available to choose from on Belfast to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Belfast to London flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast to London

Best price found

£15

Fastest flight time

1h 05m

Direct flights

Every day

Airports in London

3 airports
The best one-way flight to London from Belfast in the past 72 hours is £15. The best return flight deal from Belfast to London found on momondo in the last 72 hours is £30.
The fastest flight from Belfast to London takes 1h 05m
Direct flights go from Belfast to London every day.
There are 3 airports near London: London Luton (LTN), London Stansted (STN), London Gatwick (LGW)
  • How far is Belfast to London by plane?

    There are 322.0 mi between Belfast and London. In terms of flight time, this usually takes a little over 1h 05m.

  • When did momondo last update prices for flights from Belfast to London?

    Prices for flights from Belfast to London are updated daily.

  • How many operators does momondo search for flights from Belfast to London?

  • How old do you have to be to fly from Belfast to London?

    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 Belfast to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Belfast to London

Compare and see reviews for airlines that fly from Belfast to London with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £29Free CancellationRating
6.2
110 reviews
Search Ryanair flights
easyJetPriceFrom £29Free CancellationRating
6.9
1,820 reviews
Search easyJet flights
RyanairPriceFrom £47Free CancellationRating
6.8
5,153 reviews
Search Ryanair flights
British AirwaysPriceFrom £74Free CancellationRating
6.6
7,277 reviews
Search British Airways flights
LoganairPriceFrom £129Free CancellationRating
8.5
18 reviews
Search Loganair flights
Aer LingusPriceFrom £171Free CancellationRating
7.2
1,220 reviews
Search Aer Lingus flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Slough
Maidstone
Gatwick
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Colchester
Worthing
Hounslow
Dartford
Dover
Chelmsford
Hayes
Bedford
Winchester

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Belfast to London for you.

Can I find flights from Belfast to London with flexible booking policies on momondo?

All flight searches from Belfast to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Belfast to London?

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 Belfast to London.

I’m not ready to book a flight from Belfast to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Belfast and alert you when they change.

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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1 adult
Sat 23/8
Sat 30/8

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London