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Flights to Harmondsworth

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Find the cheapest month or even day of the year to fly to Harmondsworth

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Flight deals to Harmondsworth

Looking for a cheap last-minute deal or the best return flight to Harmondsworth? Find our lowest prices on one-way and return tickets to the easiest airport right here.
London.£35 per passenger.Departing Sun, 2 Aug.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Sun, 2 Aug, arriving in London Heathrow.Price includes taxes and charges.From £35, select.
London.£35 per passenger.Departing Sun, 26 Jul.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Sun, 26 Jul, arriving in London Heathrow.Price includes taxes and charges.From £35, select.
London.£37 per passenger.Departing Tue, 17 Nov.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Tue, 17 Nov, arriving in London Heathrow.Price includes taxes and charges.From £37, select.
London.£38 per passenger.Departing Sat, 10 Oct.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Sat, 10 Oct, arriving in London Heathrow.Price includes taxes and charges.From £38, select.
London.£39 per passenger.Departing Sun, 24 May.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Sun, 24 May, arriving in London Heathrow.Price includes taxes and charges.From £39, select.
London.£39 per passenger.Departing Sat, 6 Jun.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Sat, 6 Jun, arriving in London Heathrow.Price includes taxes and charges.From £39, select.
London.£41 per passenger.Departing Tue, 28 Apr.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Tue, 28 Apr, arriving in London Heathrow.Price includes taxes and charges.From £41, select.
London.£69 per passenger.Departing Tue, 15 Sep.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Tue, 15 Sep, arriving in London Heathrow.Price includes taxes and charges.From £69, select.
London.£159 per passenger.Departing Fri, 12 Mar.One-way flight with British Airways.Outbound direct flight with British Airways departs from Guernsey on Fri, 12 Mar, arriving in London Heathrow.Price includes taxes and charges.From £159, select.
London.£167 per passenger.Departing Tue, 31 Mar.One-way flight with Aurigny.Outbound indirect flight with Aurigny, departs from Guernsey on Tue, 31 Mar, arriving in London Heathrow.Price includes taxes and charges.From £167, select.

Flying to Harmondsworth

The things to know before you go.
Fly intoLondon Heathrow Airport
Distance to Harmondsworth2.5 km
Average flight time1 hr, 5 mins
Most popular airlineBritish Airways
Cheapest flight found£35
Cheapest month to flyJuly

Find the cheapest time to fly to Harmondsworth

Flexible on travel dates? Find the cheapest month – or even day – to catch a flight to Harmondsworth.
Mar
from £167
Apr
from £41
May
from £39
Jun
from £39
Jul
from £35
Aug
from £35
Sep
from £69
Oct
from £38
Nov
from £37
Dec
Find prices
Jan
Find prices
Feb
Find prices

Frequently asked questions

There are 3 airports near Harmondsworth: London Heathrow Airport, London City Airport and London Gatwick Airport.
Currently, British Airways is the only airline that offers direct flights to London Heathrow Airport.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Harmondsworth but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
Yes – you can fly direct to London Heathrow Airport or London City Airport, and the average flight time is 1 hour and 5 minutes.
The best price we found for a return flight to Harmondsworth is £96. This is an estimate based on information collected from different airlines and travel providers flying to London Heathrow Airport over the last 4 days and is subject to change and availability.
The cheapest airport near Harmondsworth is London Heathrow – which is 2.5 km away from the centre of Harmondsworth. We've found flights into this airport from £96.
After crunching the numbers on our flight calendar, we found that the cheapest date to fly to London Heathrow Airport, the closest airport to Harmondsworth is Saturday, 2 May 2026.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Harmondsworth is around 40 days in advance, so don’t leave your flight to the last minute.
London Heathrow Airport is 2.5km from Harmondsworth, London City Airport is 36.3km from Harmondsworth, and London Gatwick Airport is 42.6km from Harmondsworth.
Currently, the cheapest airline that flies to London Heathrow Airport - the closest airport to Harmondsworth - British Airways.
London Heathrow Airport is 2.5km from Harmondsworth which is approximately 12 minutes driving time. Check out the options for car hire at London Heathrow Airport.
London City Airport is 36.3km from Harmondsworth which is approximately 1 hour and 16 minutes driving time. Check out the options for car hire at London City Airport.
London Gatwick Airport is 42.6km from Harmondsworth which is approximately 54 minutes driving time. Check out the options for car hire at London Gatwick Airport.