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Cheap flights from London Heathrow Airport to Calgary from C$ 397

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YYC
16 Apr — 23 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Calgary are usually found in February or November, booked 42 days in advance, depart on a Friday or Tuesday and return on a Sunday

Cheap flight deals from Heathrow to Calgary

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Calgary
Explore the most affordable flight options available from Heathrow to Calgary. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 March 2026.

Tue 5/58:50 p.m.
LHR
-
YYC
1 stop27h 20m
Multiple Airlines
Mon 18/57:55 p.m.
YYC
-
LHR
1 stop13h 05m
Multiple Airlines
Deal found 14/3C$ 712
Fri 8/52:10 p.m.
LHR
-
YYC
Nonstop8h 50m
WestJet
Sun 24/58:35 p.m.
YYC
-
LHR
Nonstop8h 30m
WestJet
Deal found 13/3C$ 717
Tue 5/58:50 p.m.
LHR
-
YYC
1 stop27h 20m
Multiple Airlines
Tue 19/57:55 p.m.
YYC
-
LHR
1 stop12h 05m
Multiple Airlines
Deal found 14/3C$ 720
Tue 5/58:50 p.m.
LHR
-
YYC
1 stop27h 20m
Multiple Airlines
Sun 24/58:35 p.m.
YYC
-
LHR
Nonstop8h 30m
Multiple Airlines
Deal found 12/3C$ 730
Sat 2/58:50 p.m.
LHR
-
YYC
1 stop27h 20m
Multiple Airlines
Mon 18/57:55 p.m.
YYC
-
LHR
1 stop13h 05m
Multiple Airlines
Deal found 14/3C$ 739
Sat 2/58:50 p.m.
LHR
-
YYC
1 stop27h 20m
Multiple Airlines
Tue 19/57:55 p.m.
YYC
-
LHR
1 stop11h 00m
Multiple Airlines
Deal found 14/3C$ 750
Mon 13/46:40 a.m.
LHR
-
YYC
1 stop17h 50m
Multiple Airlines
Thu 30/47:00 p.m.
YYC
-
LHR
1 stop18h 55m
Multiple Airlines
Deal found 12/3C$ 753
Tue 14/46:30 a.m.
LHR
-
YYC
1 stop18h 00m
Multiple Airlines
Wed 22/46:45 p.m.
YYC
-
LHR
1 stop20h 10m
Multiple Airlines
Deal found 15/3C$ 763
Tue 12/58:50 p.m.
LHR
-
YYC
1 stop27h 20m
Multiple Airlines
Mon 18/57:55 p.m.
YYC
-
LHR
1 stop13h 05m
Multiple Airlines
Deal found 13/3C$ 779
Sat 30/58:50 p.m.
LHR
-
YYC
1 stop27h 20m
Multiple Airlines
Sat 6/68:35 p.m.
YYC
-
LHR
Nonstop8h 30m
Multiple Airlines
Deal found 13/3C$ 793
Sat 9/58:50 p.m.
LHR
-
YYC
2 stops24h 25m
Multiple Airlines
Sat 23/58:35 p.m.
YYC
-
LHR
Nonstop8h 30m
Multiple Airlines
Deal found 12/3C$ 806

Find flight deals from Heathrow to Calgary

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Calgary (YYC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 March 2026.

Round-trip from

C$ 712

One-way from

C$ 397

Popular in

July

Cheapest in

February

Average price

C$ 1,106

Good round-trip deal

C$ 1,060 or less

Good one-way deal

C$ 524 or less
5/5-18/5
  • 5/5-18/5
  • 2 total stops
  • 40h 25m total
  • London to Calgary
Search Deals
10/4
  • 10/4
  • 2 total stops
  • 27h 40m total
  • London to Calgary
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (C$ 407 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Calgary.
Search Deals
Price to beat on a one-way flight from London Heathrow to Calgary.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Calgary 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, Cheapflights users made 629,999 searches. Data last updated 17 March 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Calgary that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Wed 17/6

5:20 p.m.-11:38 p.m.

2 stops37h 18m

Calgary

Fri 26/6

6:45 a.m.-10:55 a.m.

1 stop21h 10m

C$ 1,123

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Wed 17/6

6:05 p.m.-11:38 p.m.

2 stops36h 33m

Calgary

Thu 25/6

6:45 a.m.-10:55 a.m.

1 stop21h 10m

C$ 1,123
Quickest round-trip

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Thu 9/4

8:40 a.m.-1:25 p.m.

1 stop11h 45m

Calgary

Fri 24/4

3:05 p.m.-10:45 a.m.

1 stop12h 40m

C$ 1,132

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Wed 9/9

8:55 a.m.-9:45 p.m.

1 stop19h 50m

Calgary

Sun 20/9

1:20 p.m.-12:15 p.m.

1 stop15h 55m

C$ 1,164

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Fri 29/5

6:25 p.m.-9:40 a.m.

1 stop22h 15m

Calgary

Mon 15/6

3:05 p.m.-1:50 p.m.

1 stop15h 45m

C$ 1,183

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Thu 30/4

10:55 a.m.-11:00 p.m.

1 stop19h 05m

Calgary

Sat 9/5

7:45 a.m.-10:00 a.m.

1 stop19h 15m

C$ 1,184

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Mon 13/4

12:25 p.m.-8:40 p.m.

1 stop15h 15m

Calgary

Mon 20/4

12:29 p.m.-1:05 p.m.

2 stops17h 36m

C$ 1,184

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Tue 19/5

6:30 p.m.-9:40 a.m.

1 stop22h 10m

Calgary

Tue 26/5

3:05 p.m.-1:50 p.m.

1 stop15h 45m

C$ 1,188

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Wed 29/4

10:05 a.m.-9:44 p.m.

1 stop18h 39m

Calgary

Sun 3/5

12:45 p.m.-2:25 p.m.

1 stop18h 40m

C$ 1,191

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Tue 1/9

8:55 a.m.-9:42 p.m.

1 stop19h 47m

Calgary

Tue 15/9

6:45 a.m.-12:30 p.m.

2 stops22h 45m

C$ 1,216

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/3

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to Calgary

Have a flexible travel schedule? Discover the best time to fly to Calgary from Heathrow with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Calgary

How far ahead should I book a flight from London Heathrow Airport to Calgary?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Calgary. Price data was last updated on 13 March 2026.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Calgary, you should look to book at least 42 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London Heathrow Airport to Calgary?

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Calgary (average of C$ 544). Flying from London Heathrow Airport to Calgary in August is currently the most expensive (average of C$ 1,043). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to YYC?

Find hourly flight availability from Heathrow to Calgary. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 March 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Calgary as you normally would.

Reviews of airlines servicing Calgary

Get insights into the airlines that provide service to Calgary. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Calgary. Reviews last updated 17 March 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Calgary, such as Delta,KLM, andWestJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,287 reviews
Check prices

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
7.9
Good
8,287 reviews
Delta
7.9
Good
8,287 reviews
Check prices

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
KLM
7.8
Good
1,473 reviews
Delta
7.9
Good
8,287 reviews
Check prices

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
WestJet
7.2
Good
3,296 reviews
Delta
7.9
Good
8,287 reviews
Check prices

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air Canada
7.1
Good
10,813 reviews
Delta
7.9
Good
8,287 reviews
Check prices

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Lufthansa
6.8
Okay
7,858 reviews
Delta
7.9
Good
8,287 reviews
Check prices

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Calgary. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Calgary from London Heathrow?

    For a flight from London Heathrow to Calgary, you will be flying into Calgary. Calgary (YYC) is just 9.3 km from the centre of the city. Calgary is the only Calgary airport and it handles 12 inbound flights from London Heathrow per day. 6 airlines have flights to Calgary from London Heathrow on a regular basis.

  • How long is the flight from London Heathrow Airport to Calgary?

    A quick flight from London Heathrow Airport to Calgary can take about 11h 45m. British Airways provides one of the quickest options available for as low as C$ 1,132. The distance from London Heathrow Airport to Calgary is about 7009 km. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from London Heathrow Airport to Calgary round-trip?

    WestJet, at C$ 634, was found to be the cheapest airline from London Heathrow Airport to Calgary.Alternate airlines to your destination round-trip include Air Canada and Lufthansa. You may be able to fly from London Heathrow Airport to Calgary for 43% less than the average price by searching for these airlines.

  • What are the most reliable airlines from London Heathrow Airport to Calgary?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to Calgary on time: MEA (91%), Air Canada (88%), Aegean Airlines (88%).

  • What are the cheapest flights from London Heathrow Airport to Calgary?

    Looking for the cheapest flight from London Heathrow Airport to Calgary? While on average our users pay C$ 1,504, our data indicates the cheapest price to be C$ 412. The most popular route (London Heathrow - Calgary), is priced around C$ 763.

  • Can I find deals for flights from Heathrow to Calgary that include hotel bookings?

    Yes. In addition to deals on Heathrow to Calgary flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Calgary?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Calgary.

  • Can I find deals for business class flights from Heathrow to Calgary?

    Yes. Cheapflights offers flight deals from Heathrow to Calgary by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Calgary?

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Calgary (average of C$ 544). Flying from London Heathrow Airport to Calgary in August is currently the most expensive (average of C$ 1,043). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Calgary?

Book flights to Calgary if you plan to visit one of these locations
Canmore
Radium Hot Springs
Airdrie
Kananaskis
Drumheller

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from Heathrow to Calgary

Discover the top 6 airlines that operate flights from Heathrow to Calgary. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 17 March 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 634AverageC$ 1,058FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 638AverageC$ 1,300FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 823AverageC$ 1,564FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapestC$ 997AverageC$ 1,099FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapestC$ 1,065AverageC$ 1,470FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapestC$ 1,112AverageC$ 1,378FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Calgary?

Cheapflights helps you search for flights from Heathrow to Calgary via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Calgary?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Calgary by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Heathrow to Calgary with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Calgary, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Calgary become cheaper?

Of course! You can now track prices for flights from Heathrow to Calgary and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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