Shield with stars icon

Book with confidence - We have plenty of flexible travel options to choose from in case you need to change your plans.

COVID-19 updates. - For information on refunds and cancellations. To change your booking on My lastminute.com. Read up on the latest travel restrictions.

Find today's best discounts for

Cheap flights from Belfast to Heathrow

from £73

Check out our best offers departing from Belfast among more than 400 airlines now!

Use the search-box to select your departure city or airport and get the best prices. Please, note these prices below are 'from'.

Information about flights from Belfast to Heathrow

Welcome to the lastminute.com travel website! You have arrived in the right place if you are looking for a low cost flight Belfast-Heathrow. Complete the form on the flight search engine correctly, and we are sure to have what you are looking for.

Need inspiration for your next holiday? Join lastminute.com’s facebook page and be sure to get top travel tips for your next trip .

If you don’t know where to go on holiday, why not let yourself be guided by our cheap flight deals to Heathrow from Belfast. Without the stress of having set dates, the search results will help you make up your mind.

If you are a frequent traveller, lastminute.com would like to be your trusted one stop travel partner in helping you find flights, hotels and car hire in Heathrow and worldwide.

As well as your flight from Belfast to Heathrow, guess what, it’s also really easy with lastminute.com to have a car waiting for you when you arrive as well as accommodation in Heathrow.

Flexible on when you visit?

Flight offers Heathrow in June

31/05/2021 - 06/06/2021 07/06/2021 - 13/06/2021 14/06/2021 - 20/06/2021
Glasgow - Heathrow
from £87
11h ago
from £88
1d ago
from £90
13h ago
Aberdeen - Heathrow
from £90
24h ago
from £85
3d ago
from £84
2d ago
Newcastle - Heathrow
from £96
3d ago
from £77
12h ago
from £86
6h ago
Belfast City - Heathrow
from £105
1d ago
from £79
7d ago
from £90
1d ago
Edinburgh - Heathrow
from £106
14h ago
from £78
1d ago
from £93
3d ago
Manchester - Heathrow
from £108
3h ago
from £83
1d ago
from £95
10h ago
Newquay - Heathrow
from £341
6h ago
from £296
6d ago
from £248
5d ago
Leeds - Heathrow
from £450
7d ago
from £295
2d ago
from £295
1d ago

Cheap flights from outside of United Kingdom to London

Top airlines from Belfast to Heathrow

London airports map

Weather forecast for London

  • Tuesday 18
    Max 13  ºC
    Min 7  ºC
  • Wednesday 19
    Max 16  ºC
    Min 9  ºC
  • Thursday 20
    Max 14  ºC
    Min 3  ºC
  • Friday 21
    Max 12  ºC
    Min 10  ºC
  • Saturday 22
    Max 12  ºC
    Min 9  ºC