If you want a cheap flight from Calgary to London, you've got two airlines to choose from. You can use the search box to filter your preferences, but we've found that the cheapest day to fly is 26 / Aug / 2025.
You can use the filters on your search to see more flights and find cheaper rates – London has more than one airport. So if you don't need to fly into London City Airport, it's worth checking your other options. The 7041 km flight usually takes about 16 hrs 50 mins.
There are about 15 flights to or via London every week, so you have plenty of options. Keep your eye out for flights
During this peak season, hotel and holiday prices often increase too, so it's best to book early. Or you could keep your fingers crossed and hold out for a last-minute deal.
