Cheap Flights from Calgary to London Heathrow

Compare Calgary to London Heathrow flight deals

Find the cheapest month or even day of the year to fly to London Heathrow

Book the best London Heathrow fare with no extra fees

Flight deals from Calgary to London Heathrow

Looking for a cheap last-minute deal or the best return flight from Calgary Airport to London Heathrow Airport? If you want to travel next month, return fares start from R 13,994. Find the lowest prices on one-way and return tickets right here.

London.R 3,256 per passenger.Departing Sat, 7 Nov.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Sat, 7 Nov, arriving in London Heathrow.Price includes taxes and charges.From R 3,256, select.

London.R 3,911 per passenger.Departing Mon, 26 Oct.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Mon, 26 Oct, arriving in London Heathrow.Price includes taxes and charges.From R 3,911, select.

London.R 4,321 per passenger.Departing Mon, 1 Feb.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Mon, 1 Feb, arriving in London Heathrow.Price includes taxes and charges.From R 4,321, select.

London.R 4,325 per passenger.Departing Fri, 25 Dec.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Fri, 25 Dec, arriving in London Heathrow.Price includes taxes and charges.From R 4,325, select.

London.R 4,325 per passenger.Departing Wed, 6 Jan.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Wed, 6 Jan, arriving in London Heathrow.Price includes taxes and charges.From R 4,325, select.

London.R 4,422 per passenger.Departing Tue, 2 Mar.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Tue, 2 Mar, arriving in London Heathrow.Price includes taxes and charges.From R 4,422, select.

London.R 5,157 per passenger.Departing Mon, 7 Sep.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Calgary on Mon, 7 Sep, arriving in London Heathrow.Price includes taxes and charges.From R 5,157, select.

London.R 5,324 per passenger.Departing Mon, 12 Apr.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Mon, 12 Apr, arriving in London Heathrow.Price includes taxes and charges.From R 5,324, select.

London.R 5,415 per passenger.Departing Tue, 21 Jul.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Calgary on Tue, 21 Jul, arriving in London Heathrow.Price includes taxes and charges.From R 5,415, select.

London.R 5,419 per passenger.Departing Sun, 20 Sep.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Sun, 20 Sep, arriving in London Heathrow.Price includes taxes and charges.From R 5,419, select.

London.R 5,612 per passenger.Departing Sat, 25 Jul.One-way flight with Lufthansa.Outbound direct flight with Lufthansa departs from Calgary on Sat, 25 Jul, arriving in London Heathrow.Price includes taxes and charges.From R 5,612, select.

London.R 5,747 per passenger.Departing Tue, 18 Aug.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Calgary on Tue, 18 Aug, arriving in London Heathrow.Price includes taxes and charges.From R 5,747, select.

London.R 6,202 per passenger.Departing Fri, 7 May.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Fri, 7 May, arriving in London Heathrow.Price includes taxes and charges.From R 6,202, select.

London.R 6,817 per passenger.Departing Tue, 4 Aug.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Tue, 4 Aug, arriving in London Heathrow.Price includes taxes and charges.From R 6,817, select.

London.R 10,095 per passenger.Departing Mon, 29 Jun.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Mon, 29 Jun, arriving in London Heathrow.Price includes taxes and charges.From R 10,095, select.

London.R 12,460 per passenger.Departing Tue, 15 Jun.One-way flight with Lufthansa.Outbound direct flight with Lufthansa departs from Calgary on Tue, 15 Jun, arriving in London Heathrow.Price includes taxes and charges.From R 12,460, select.

Find the cheapest month to fly from Calgary to London Heathrow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Calgary to London Heathrow flights are currently cheapest in November.

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Direct flights from Calgary to London Heathrow

Calgary to London Heathrow: Alternative routes

Compare routes from Calgary to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

Calgary to London: Flight information

The things to know before you go.

Cheapest flight found	R 3,256
Cheapest month to fly	November
Average flight time	8 hrs, 49 mins
Most popular airline	United
Average flights per week	95

Finding cheap flights from Calgary to London Heathrow: Frequently asked questions

How much are return flights from Calgary to London Heathrow?

The best price we found for a return flight from Calgary to London Heathrow is R 9,281. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Calgary to London Heathrow?

8 hours and 49 minutes is the average flight time from Calgary to London Heathrow.

Which airlines fly direct from Calgary to London Heathrow?

United, Lufthansa and TAP Air Portugal fly direct from Calgary to London Heathrow.

How many flights are there a week from Calgary to London Heathrow?

As of June 2026, there are 95 flights per week flying from Calgary to London Heathrow.

When is the cheapest time to fly from Calgary to London Heathrow?

The cheapest month to fly from Calgary to London Heathrow is usually November.

Which upcoming date is cheapest to fly from Calgary Airport to London Heathrow Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Calgary Airport to London Heathrow Airport on Saturday, 14 November 2026.

Can I get a direct flight from Calgary Airport to London Heathrow Airport?

Yes – the average flight time is 8 hours and 49 minutes.

How can I find the best flight deal to London Heathrow?

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 London Heathrow 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.

When is the best time to book flights to London?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Calgary Airport to London Heathrow with?

Currently, WestJet offers the cheapest flight tickets to London Heathrow.

Flying from Calgary Airport (YYC) to London Heathrow Airport (LHR): what you need to know

Hop on a direct flight from Calgary Airport to London Heathrow Airport and you'll be in the air for an average of 8 hours 45 minutes.
London's timezone is UTC+0, making London seven hours ahead of Calgary.
Choose from 14 weekly Calgary Airport to London Heathrow Airport flights. The 17:30 departure with Air Canada is the earliest you can take. WestJet operates the last service of the day at 22:20.
To ensure you catch your YYC to LHR flight, leave plenty of time to check in and drop off your luggage. Turning up two hours before international departures and one hour before domestic flights is the standard rule.
During popular months such as July, you'll want to get to the airport earlier than normal. Arrive two hours before domestic departures and four hours ahead of an international flight whenever you're travelling during a peak period in general.
Air Canada is your gateway to exploring London (and maybe even some other great corners of the United Kingdom!). Browse the direct flights from Calgary Airport to London Heathrow Airport offered by this airline.
Air Canada is the airline most travellers choose to fly with on this route.
Air Canada is the most punctual carrier operating YYC to LHR flights, with 68.33% of its services landing on time.

Handy information about Calgary Airport (YYC)

You'll find YYC at 2000 Airport Road Northeast.
76% of flights that take off from Calgary Airport touch down at their destination on time.
Calgary Airport is about 19 kilometres from central Calgary. If you're catching a taxi, ride-sharing or driving from the centre, it'll take you 25 minutes or so to get there, depending on the traffic.
You can expect a trip time of about 45 minutes when using public transport.
Searching for a convenient hotel near YYC? If you're boarding an early flight from Calgary Airport to London Heathrow Airport, these stays will have you moments from your check-in counter:

Arriving at London Heathrow Airport (LHR)

If you're arriving on a late Calgary Airport to London Heathrow Airport flight, few things top the convenience of staying near the terminal. Grab your suitcases from the carousel and then be showered and relaxing not long after at one of these hotels near LHR:
Begin your adventure by picking up a London Heathrow Airport rental car. Grab a set of wheels from Surprice, U-Save or Green Motion and experience the lesser-explored corners of London and beyond.
To get the best deal, reserve your vehicle from London Heathrow Airport about one week before you travel.

When to fly to London Heathrow Airport (LHR)

The quietest month for a flight from Calgary Airport to London Heathrow Airport is March, while July is the most popular. Choose the ideal time to go to London based on whether you prefer a bustling atmosphere or a more laid-back vibe.
The warmest month in London is July, with temperatures ranging between 11ºC (52ºF) and 26ºC (79ºF). Lock in your flights from Calgary Airport to London Heathrow Airport in this month if this is the type of weather you enjoy.
Search for cheap tickets from YYC to LHR in January if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between 0ºC (32ºF) and 9ºC (48ºF) on average.

Explore more of the United Kingdom

Manchester is just one of the many cities in the United Kingdom waiting to be explored once you've seen the sights of London. Around 257 kilometres away to the north-west, top sights here include Manchester United Museum & Stadium Tour, The Homes of Football and Museum of Science and Industry.
Birmingham is another sought-after destination in the United Kingdom and is around 161 kilometres north-west of London. No trip is complete without experiencing Birmingham Museum & Art Gallery, Birmingham Hippodrome Theatre and Bournville Experience.