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Cheap flights from London Heathrow Airport to Calgary from C$ 504

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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YYC
27 May — 3 Jun1
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 23 days in advance, depart on a Friday or Tuesday and return on a Wednesday

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 27 April 2026.

Fri 15/52:10 p.m.
LHR
-
YYC
Nonstop8h 50m
Multiple Airlines
Sun 7/67:00 p.m.
YYC
-
LHR
2 stops30h 05m
Multiple Airlines
Deal found 22/4C$ 955
Wed 24/69:25 p.m.
LHR
-
YYC
1 stop19h 35m
Multiple Airlines
Wed 8/711:15 a.m.
YYC
-
LHR
1 stop14h 20m
Multiple Airlines
Deal found 22/4C$ 957
Fri 15/52:10 p.m.
LHR
-
YYC
Nonstop8h 50m
WestJet
Sun 7/68:35 p.m.
YYC
-
LHR
Nonstop8h 30m
WestJet
Deal found 22/4C$ 958
Tue 23/67:40 a.m.
LHR
-
YYC
1 stop13h 35m
Multiple Airlines
Wed 8/77:55 p.m.
YYC
-
LHR
Nonstop8h 55m
Multiple Airlines
Deal found 23/4C$ 959
Mon 11/51:55 p.m.
LHR
-
YYC
Nonstop8h 50m
Multiple Airlines
Tue 14/72:05 p.m.
YYC
-
LHR
1 stop16h 15m
Multiple Airlines
Deal found 25/4C$ 962
Tue 25/812:15 p.m.
LHR
-
YYC
1 stop18h 14m
American Airlines
Wed 9/91:20 p.m.
YYC
-
LHR
1 stop15h 55m
American Airlines
Deal found 23/4C$ 963
Tue 23/69:25 p.m.
LHR
-
YYC
1 stop19h 35m
Multiple Airlines
Sun 5/73:05 p.m.
YYC
-
LHR
1 stop15h 15m
Multiple Airlines
Deal found 23/4C$ 969
Wed 24/69:25 p.m.
LHR
-
YYC
1 stop19h 35m
Multiple Airlines
Tue 14/77:55 p.m.
YYC
-
LHR
Nonstop8h 55m
Multiple Airlines
Deal found 23/4C$ 970
Mon 11/51:55 p.m.
LHR
-
YYC
Nonstop8h 50m
WestJet
Tue 19/58:35 p.m.
YYC
-
LHR
Nonstop8h 30m
WestJet
Deal found 25/4C$ 974
Mon 8/69:25 p.m.
LHR
-
YYC
1 stop19h 35m
Multiple Airlines
Mon 15/66:55 p.m.
YYC
-
LHR
1 stop18h 25m
Multiple Airlines
Deal found 24/4C$ 978

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 27 April 2026.

Round-trip from

C$ 955

One-way from

C$ 504

Popular in

July

Cheapest in

February

Average price

C$ 1,155

Good round-trip deal

C$ 1,148 or less

Good one-way deal

C$ 571 or less
15/5-7/6
  • 15/5-7/6
  • 2 total stops
  • 38h 55m total
  • London to Calgary
Search Deals
15/6
  • 15/6
  • 1 total stop
  • 19h 35m total
  • London to Calgary
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (C$ 416 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 April 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 27 April 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

Fri 2/10

11:00 a.m.-9:42 p.m.

1 stop17h 42m

Calgary

Sat 31/10

10:10 p.m.-12:50 p.m.

Nonstop8h 40m

C$ 1,205

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Fri 25/9

5:45 p.m.-12:44 a.m.

1 stop13h 59m

Calgary

Sun 1/11

7:45 a.m.-7:05 a.m.

1 stop16h 20m

C$ 1,259

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Fri 15/5

6:30 a.m.-1:25 p.m.

1 stop13h 55m

Calgary

Sat 23/5

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

1 stop12h 40m

C$ 1,267

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Wed 20/5

12:25 p.m.-8:30 p.m.

1 stop15h 05m

Calgary

Mon 25/5

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

1 stop15h 45m

C$ 1,274

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Fri 9/10

6:30 a.m.-1:20 p.m.

1 stop13h 50m

Calgary

Thu 29/10

7:45 a.m.-6:20 a.m.

2 stops16h 35m

C$ 1,278

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Sun 30/8

12:25 p.m.-8:44 p.m.

1 stop15h 19m

Calgary

Sat 12/9

2:00 p.m.-10:00 a.m.

1 stop13h 00m

C$ 1,278

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Fri 2/10

11:20 a.m.-11:06 p.m.

2 stops18h 46m

Calgary

Sat 31/10

7:15 a.m.-10:00 a.m.

1 stop20h 45m

C$ 1,286

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Fri 15/5

8:55 a.m.-9:44 p.m.

1 stop19h 49m

Calgary

Tue 19/5

6:45 a.m.-4:30 p.m.

2 stops26h 45m

C$ 1,332

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Tue 8/9

12:15 p.m.-11:29 p.m.

1 stop18h 14m

Calgary

Tue 15/9

6:45 a.m.-9:50 a.m.

2 stops20h 05m

C$ 1,350

LondonCalgary

LHR - YYC

LHRYYC

London Heathrow

Fri 15/5

4:25 p.m.-9:44 p.m.

1 stop36h 19m

Calgary

Wed 20/5

1:40 p.m.-9:40 p.m.

2 stops49h 00m

C$ 1,354

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/4

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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?

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Calgary, you should look to book at least 22 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Calgary (average of C$ 650). Flying from London Heathrow Airport to Calgary in July is currently the most expensive (average of C$ 1,511). 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 27 April 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.

How much does it cost to fly round-trip from London Heathrow Airport to Calgary?

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 27 April 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
8,463 reviews
Check prices

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

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
8,463 reviews
Delta
7.9
Good
8,463 reviews
Check prices

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

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
1,508 reviews
Delta
7.9
Good
8,463 reviews
Check prices

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

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
3,327 reviews
Delta
7.9
Good
8,463 reviews
Check prices

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

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
10,974 reviews
Delta
7.9
Good
8,463 reviews
Check prices

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

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
7,956 reviews
Delta
7.9
Good
8,463 reviews
Check prices

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

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. 5 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 13h 55m. KLM provides one of the quickest options available for as low as C$ 1,267. 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$ 633, 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 (88%), Air Canada (85%), Aegean Airlines (85%).

  • 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$ 1,121, our data indicates the cheapest price to be C$ 479. The most popular route (London Heathrow - Calgary), is priced around C$ 1,004.

  • 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Calgary (average of C$ 650). Flying from London Heathrow Airport to Calgary in July is currently the most expensive (average of C$ 1,511). 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
Kananaskis
Airdrie
Drumheller

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Top 5 airlines flying from Heathrow to Calgary

Discover the top 5 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 27 April 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 633AverageC$ 1,113FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 637AverageC$ 1,310FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 821AverageC$ 1,566FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
DeltaCheapestC$ 1,063AverageC$ 1,467FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapestC$ 1,110AverageC$ 1,375FlexibilityNo 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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