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Heathrow

$191+ Cheap flights from Calgary (YYC) to Heathrow (LHR)

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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — LHR
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Calgary to London Heathrow are usually found in February or January, booked 72 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Calgary to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Calgary (YYC) to Heathrow (LHR). 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 September 11, 2025.

Round-trip from

$540
(Lufthansa)

One-way from

$191
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$828

Good round-trip deal

$608 or less

Good one-way deal

$200 or less
From Calgary to London Heathrow
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One-way flight from Calgary to London Heathrow
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Highest demand for flights based on searches. 20% potential increase in price ($193 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Calgary to London Heathrow.
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Price to beat on a one-way flight from Calgary to London Heathrow.
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Find flight deals from Calgary to Heathrow

Cheapest flights from Calgary to Heathrow
Explore the most affordable flight options available from Calgary to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Lufthansa deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:25 pmYYC - LHR
Nonstop8h 45mLufthansa
Mon 11/243:00 pmLHR - YYC
Nonstop9h 00mLufthansa
Deal found 9/8$539
This Lufthansa deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/267:25 pmYYC - LHR
Nonstop8h 45mLufthansa
Sun 11/23:00 pmLHR - YYC
Nonstop9h 00mLufthansa
Deal found 9/11$540
This Lufthansa deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/231:45 pmYYC - LHR
1 stop12h 50mLufthansa
Sun 11/23:00 pmLHR - YYC
Nonstop9h 00mLufthansa
Deal found 9/9$541
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/263:00 pmYYC - LHR
1 stop14h 50mAir Canada
Sun 11/22:30 pmLHR - YYC
1 stop15h 14mAir Canada
Deal found 9/11$542
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/68:35 pmYYC - LHR
Nonstop8h 30mMultiple Airlines
Mon 10/207:35 pmLHR - YYC
2 stops30h 47mMultiple Airlines
Deal found 9/11$544
This Air Canada deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2412:45 amYYC - LHR
1 stop23h 25mMultiple Airlines
Sun 11/307:30 amLHR - YYC
1 stop14h 55mMultiple Airlines
Deal found 9/9$547
This Lufthansa deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:25 pmYYC - LHR
Nonstop8h 45mLufthansa
Wed 1/77:30 amLHR - YYC
1 stop14h 55mLufthansa
Deal found 9/10$549
This Booking.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2511:55 amYYC - LHR
2 stops26h 40mMultiple Airlines
Sat 11/19:00 amLHR - YYC
2 stops20h 44mMultiple Airlines
Deal found 9/10$556
This Expedia deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/231:45 pmYYC - LHR
1 stop12h 50mMultiple Airlines
Tue 11/46:00 pmLHR - YYC
2 stops29h 04mMultiple Airlines
Deal found 9/9$567
This Air Canada deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/42:13 pmYYC - LHR
1 stop12h 27mAir Canada
Tue 11/113:00 pmLHR - YYC
Nonstop9h 00mAir Canada
Deal found 9/9$568

Cheapflights Fare Finder

 
Customize your flight search to find flights from Calgary to Heathrow 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Calgary to London Heathrow Airport that are best for you.

Fly from

Calgary

Fly to

Heathrow

Route

Depart

Return

Price

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Sun 10/26

7:25 pm-10:10 am

Nonstop8h 45m

London Heathrow

Sun 11/2

3:00 pm-5:00 pm

Nonstop9h 00m

$540

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Sun 1/11

6:25 pm-10:10 am

Nonstop8h 45m

London Heathrow

Mon 1/19

3:00 pm-5:00 pm

Nonstop9h 00m

$541

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Sat 10/25

6:40 pm-10:20 am

Nonstop8h 40m

London Heathrow

Sat 11/1

3:00 pm-6:00 pm

Nonstop9h 00m

$541

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Thu 10/23

8:10 pm-11:50 am

Nonstop8h 40m

London Heathrow

Tue 11/4

3:00 pm-5:00 pm

Nonstop9h 00m

$541

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Wed 11/12

4:30 pm-11:50 am

1 stop12h 20m

London Heathrow

Wed 11/26

3:00 pm-5:00 pm

Nonstop9h 00m

$541

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Wed 11/12

6:15 am-7:55 am

2 stops18h 40m

London Heathrow

Wed 11/26

6:50 am-11:35 am

2 stops35h 45m

$582

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Wed 11/5

3:30 pm-8:35 pm

3 stops22h 05m

London Heathrow

Wed 11/12

3:10 pm-11:35 am

2 stops27h 25m

$592

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Sat 10/25

1:55 pm-11:15 am

1 stop14h 20m

London Heathrow

Sat 11/1

7:40 am-9:53 pm

2 stops20h 13m

$592

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Fri 2/20

2:00 pm-8:35 pm

2 stops23h 35m

London Heathrow

Sun 3/1

4:00 pm-11:54 am

2 stops26h 54m

$592

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Wed 10/22

1:30 pm-8:40 pm

2 stops24h 10m

London Heathrow

Wed 10/29

9:10 am-9:53 pm

2 stops18h 43m

$592

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 21 results
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The best insider tips for Calgary to London Heathrow Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Calgary to London Heathrow Airport trip
Airports
YYC

Calgary Airport offers a convenient LINK shuttle between terminals, making it easy to navigate during peak travel times.

Read more about YYCby Jenna Scatena
LHR

Take the Heathrow Express for the fastest route into central London, arriving at Paddington Station.

Read more about LHRby Ramsey Qubein
Our travel experts
Jenna Scatena

Jenna Scatena

Expert on YYC

Jenna Scatena

Jenna Scatena

Journalist and Travel Writer, Jenna Scatena is an award-winning travel writer with a love for sharing stories and exploring new places, especially by Vespa. Though she's from San Francisco, she has spent a significant chunk of her vacation days over the last decade eating her way through Texas and sleeping in hotels around the world—especially in California, the Middle East, and Europe.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LHR

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Calgary to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Calgary 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 Calgary to London Heathrow Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Calgary to Heathrow. Price data was last updated on August 29, 2025.

The best time to book flights from Calgary to London Heathrow Airport is 72 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from Calgary to London Heathrow Airport (average of $661). Flying from Calgary to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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 YYC to LHR?

Find hourly flight availability from Calgary to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Calgary to London Heathrow Airport in the evening. If you’re flexible enough to do this you can expect to save up to 36% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Calgary to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Calgary to Heathrow. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Calgary to London Heathrow Airport flight should consider departing on Thursday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with WestJet, Air Canada, and Lufthansa from Calgary to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,091 reviews

Crew

7.9

Overall

7.2

Entertainment

6.1

Comfort

7.1

Food

6.2

Boarding

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

YYC - NRT

I like direct flight from Calgary to Japan. But it’s my fault, I did not decide my seat till last minute. I was in the middle seat in the middle lane, I hesitated asking to go to bathroom.
WestJet
7.2
Good
3,091 reviews
WestJet
7.2
Good
3,091 reviews

Crew

7.9

Overall

7.2

Entertainment

6.1

Comfort

7.1

Food

6.2

Boarding

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

YYC - NRT

I like direct flight from Calgary to Japan. But it’s my fault, I did not decide my seat till last minute. I was in the middle seat in the middle lane, I hesitated asking to go to bathroom.
Air Canada
7.1
Good
10,000 reviews
WestJet
7.2
Good
3,091 reviews

Crew

7.9

Overall

7.2

Entertainment

6.1

Comfort

7.1

Food

6.2

Boarding

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

YYC - NRT

I like direct flight from Calgary to Japan. But it’s my fault, I did not decide my seat till last minute. I was in the middle seat in the middle lane, I hesitated asking to go to bathroom.
Lufthansa
6.8
Okay
7,409 reviews
WestJet
7.2
Good
3,091 reviews

Crew

7.9

Overall

7.2

Entertainment

6.1

Comfort

7.1

Food

6.2

Boarding

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

YYC - NRT

I like direct flight from Calgary to Japan. But it’s my fault, I did not decide my seat till last minute. I was in the middle seat in the middle lane, I hesitated asking to go to bathroom.
British Airways
6.7
Okay
7,361 reviews
WestJet
7.2
Good
3,091 reviews

Crew

7.9

Overall

7.2

Entertainment

6.1

Comfort

7.1

Food

6.2

Boarding

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

YYC - NRT

I like direct flight from Calgary to Japan. But it’s my fault, I did not decide my seat till last minute. I was in the middle seat in the middle lane, I hesitated asking to go to bathroom.

Related info for your journey

Find useful and relevant information for your journey from Calgary to Heathrow. 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 from for flights from Calgary to London Heathrow?

    If you book a flight to London Heathrow from Calgary, you will be flying from Calgary, which is the city’s only airport. Calgary (YYC) is located 5.8 mi from the center of Calgary. There are 10 flights from Calgary to London Heathrow per day from 4 different airlines.

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

    For as low as $540, Lufthansa can have you in London Heathrow Airport from Calgary in 8h 45m. The distance from Calgary to London Heathrow Airport is about 4355 mi. All flights are typically nonstop.

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

    According to our current data, WestJet ($450), Air Canada ($569), and Lufthansa ($571) offers the cheapest pricing from Calgary to London Heathrow Airport. Users have found that WestJet is 41% cheaper than the other options available to this destination.

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

    Consider Croatia Airlines (88%), Air Canada (77%) or Aegean Airlines (77%) when booking your flight. These represent the most reliable airlines when flying from Calgary to London Heathrow Airport.

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

    On average you can expect to pay $706 for a flight from Calgary to London Heathrow Airport. The cheapest flight overall is $153 while the most popular route, (Calgary - London Heathrow) is currently priced at $539.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Calgary to Heathrow 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 Calgary to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Calgary to London Heathrow Airport (average of $661). Flying from Calgary to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Wembley
Folkestone

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Calgary to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Edmonton to Heathrow flights
Calgary to Gatwick flights

Top 4 airlines flying from Calgary to Heathrow

Discover the top 4 airlines that operate flights from Calgary to Heathrow. 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 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$450Average$824FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$569Average$793FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$571Average$880FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$698Average$820FlexibilityNo cancel feeOn-time70%

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