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Cheap flights from Alberta to London Heathrow Airport from C$ 374

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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — LHR
6 Sep — 13 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Alberta to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Alberta to Heathrow
Explore the most affordable flight options available from Alberta to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 August 2026.

Wed 14/108:35 p.m. -
Nonstop8h 30m
Sat 31/102:50 p.m. -
Nonstop9h 05m
Deal found 6/8C$ 949
Tue 27/101:15 p.m. -
2 stops17h 45m
Sun 1/116:00 a.m. -
2 stops22h 29m
Deal found 6/8C$ 950
Sat 21/111:37 p.m. -
2 stops34h 03m
Thu 26/116:50 a.m. -
2 stops36h 45m
Deal found 6/8C$ 951
Sun 27/98:35 p.m. -
Nonstop8h 30m
Tue 6/102:10 p.m. -
Nonstop8h 50m
Deal found 6/8C$ 956
Sat 10/108:35 p.m. -
Nonstop8h 30m
Tue 27/102:50 p.m. -
Nonstop9h 05m
Deal found 5/8C$ 957
Thu 15/107:55 p.m. -
1 stop13h 05m
Sat 17/102:10 p.m. -
Nonstop8h 50m
Deal found 6/8C$ 961
Fri 9/108:35 p.m. -
Nonstop8h 30m
Tue 27/102:50 p.m. -
Nonstop9h 05m
Deal found 5/8C$ 963
Mon 9/111:37 p.m. -
1 stop15h 23m
Sun 15/114:20 p.m. -
2 stops34h 57m
Deal found 5/8C$ 965
Fri 20/111:37 p.m. -
2 stops38h 13m
Tue 24/1112:00 p.m. -
2 stops34h 21m
Deal found 4/8C$ 967
Sun 15/114:30 p.m. -
2 stops21h 50m
Sun 22/116:00 p.m. -
2 stops25h 35m
Deal found 6/8C$ 968
Sat 3/108:35 p.m. -
Nonstop8h 30m
Wed 14/102:10 p.m. -
Nonstop8h 50m
Deal found 4/8C$ 970
Mon 19/107:10 a.m. -
2 stops21h 55m
Wed 21/102:10 p.m. -
2 stops36h 20m
Deal found 2/8C$ 993

Find flight deals from Alberta to Heathrow

Keep the following information in mind while searching for Alberta to Heathrow flight deals. Data was last updated 7 August 2026.

Round-trip from

C$ 949

One-way from

C$ 374

Popular in

July

Cheapest in

January

Average price

C$ 1,436

Good round-trip deal

C$ 959 or less

Good one-way deal

C$ 371 or less
WestJet
  • WestJet
  • 14/10-31/10
  • Nonstop
  • 17h 35m total
  • Alberta to London
Search Deals
WestJet
  • WestJet
  • 12/11
  • 1 total stop
  • 10h 35m total
  • Alberta to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (C$ 435 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Alberta to London Heathrow.
Search Deals
Price to beat on a one-way flight from Alberta to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Alberta 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 629,999 searches. Data last updated 7 August 2026.
Use the filters below to find and compare flights from Alberta to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CalgaryLondon

YYC Calgary - LHR London Heathrow

YYCLHR

Calgary

Wed 28/10

12:37 p.m.-10:50 a.m.

2 stops16h 13m

London Heathrow

Wed 11/11

7:40 a.m.-11:53 p.m.

2 stops22h 13m

C$ 965

Grande PrairieLondon

YQU Grande Prairie - LHR London Heathrow

YQULHR

Grande Prairie

Mon 19/10

2:25 p.m.-12:05 p.m.

1 stop14h 40m

London Heathrow

Wed 21/10

2:10 p.m.-3:35 p.m.

1 stop32h 25m

C$ 1,013

Grande PrairieLondon

YQU Grande Prairie - LHR London Heathrow

YQULHR

Grande Prairie

Fri 16/10

7:10 a.m.-12:05 p.m.

2 stops45h 55m

London Heathrow

Sun 25/10

2:50 p.m.-11:25 a.m.

2 stops50h 35m

C$ 1,022

Grande PrairieLondon

YQU Grande Prairie - LHR London Heathrow

YQULHR

Grande Prairie

Sun 17/1

7:35 p.m.-10:50 a.m.

2 stops33h 15m

London Heathrow

Thu 21/1

2:50 p.m.-8:40 a.m.

1 stop23h 50m

C$ 1,036

Fort McMurrayLondon

YMM Fort Mcmurray - LHR London Heathrow

YMMLHR

Fort Mcmurray

Sun 25/10

9:45 a.m.-7:40 a.m.

2 stops39h 55m

London Heathrow

Fri 6/11

11:35 a.m.-11:12 a.m.

2 stops53h 37m

C$ 1,087

Fort McMurrayLondon

YMM Fort Mcmurray - LHR London Heathrow

YMMLHR

Fort Mcmurray

Sun 25/10

9:45 a.m.-6:40 a.m.

3 stops38h 55m

London Heathrow

Sat 7/11

11:35 a.m.-3:57 p.m.

2 stops34h 22m

C$ 1,087

Fort McMurrayLondon

YMM Fort Mcmurray - LHR London Heathrow

YMMLHR

Fort Mcmurray

Mon 21/9

12:00 p.m.-7:15 a.m.

2 stops36h 15m

London Heathrow

Mon 28/9

4:00 p.m.-11:22 a.m.

2 stops50h 22m

C$ 1,090

EdmontonLondon

YEG Edmonton - LHR London Heathrow

YEGLHR

Edmonton

Sun 4/10

6:00 a.m.-9:40 a.m.

1 stop20h 40m

London Heathrow

Wed 4/11

10:25 a.m.-12:20 a.m.

2 stops19h 55m

C$ 1,135

EdmontonLondon

YEG Edmonton - LHR London Heathrow

YEGLHR

Edmonton

Sun 1/11

7:00 a.m.-8:20 p.m.

2 stops31h 20m

London Heathrow

Tue 10/11

4:20 p.m.-12:20 a.m.

2 stops38h 00m

C$ 1,136
Quickest round-trip

EdmontonLondon

YEG Edmonton - LHR London Heathrow

YEGLHR

Edmonton

Wed 30/9

3:17 p.m.-12:35 p.m.

1 stop14h 18m

London Heathrow

Mon 12/10

2:50 p.m.-10:04 p.m.

1 stop14h 14m

C$ 1,138

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 56 resultsSorted by cheapest first
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Best time to book a flight from Alberta to Heathrow

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

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

Currently, January is the cheapest month in which you can book a flight from Alberta to London Heathrow Airport (average of C$ 797). Flying from Alberta to London Heathrow Airport in July is currently the most expensive (average of C$ 1,461). 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 AB to LHR?

Find hourly flight availability from Alberta 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 7 August 2026.

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

Weekly flight availability from Alberta to London Heathrow Airport

Explore weekly flight availability from Alberta to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 7 August 2026.

The most flights from CAAB to LHR are scheduled on a Monday (12 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (11 on average).

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

Airfare is below average for this route at the moment.
Alberta to London Heathrow Airport flights typically cost between C$ 1,307 and C$ 1,707 in October.
The cheapest round-trip price found within the last 5 days was C$ 949 on WestJet (14 Oct-31 Oct).

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

To ensure you get the cheapest price possible for a flight from Alberta to London Heathrow Airport, you should look to book at least 82 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.

Related info for your journey

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

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

    Airlines like United Airlines, WestJet, and British Airways fly from Alberta to London Heathrow Airport in about 13h 59m. The time it takes to get you to your destination can typically vary by up to 2h 14m. There are 7009 km between Alberta and London Heathrow Airport. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Alberta to London Heathrow Airport one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 213. Users have also found prices from C$ 331 and C$ 485 on Air Canada and Lufthansa, respectively.

  • What are the most popular routes from Alberta to London Heathrow Airport?

    The most popular flight routes from Alberta to London Heathrow Airport are Calgary - London Heathrow, Edmonton - London Heathrow and Fort Mcmurray - London Heathrow.

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

    Consider Croatia Airlines (94%), Air Canada (77%) or Austrian Airlines (77%) when booking your flight. These represent the most reliable airlines when flying from Alberta to London Heathrow Airport.

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

    The cheapest flight price from Alberta to London Heathrow Airport is C$ 288. On average you can expect to pay C$ 3,298. The most popular route, (Calgary - London Heathrow), can usually be booked for C$ 708.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Alberta to London Heathrow Airport (average of C$ 797). Flying from Alberta to London Heathrow Airport in July is currently the most expensive (average of C$ 1,461). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Gatwick
Romford
Twickenham
Ilford
Bromley
Sutton
Luton
Slough
Marlow
Cobham
Hounslow
Leamington Spa
Northampton
Watford
High Wycombe
Stratford-upon-Avon
Moreton-in-Marsh

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Alberta to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Ottawa to Gatwick flights
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Top 7 airlines flying from Alberta to Heathrow

Discover the top 7 airlines that operate flights from Alberta 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 629,999 searches. Data last updated 7 August 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapestC$ 574AverageC$ 904FlexibilityNo cancel feeOn-time75%
Search KLM flights
WestJetCheapestC$ 614AverageC$ 1,125FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Virgin AtlanticCheapestC$ 704AverageC$ 838FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapestC$ 755AverageC$ 1,370FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 757AverageC$ 1,225FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 823AverageC$ 921FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapestC$ 900AverageC$ 1,156FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Alberta to Heathrow?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Alberta today with Cheapflights!

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

Cheapflights helps you find that perfect flight to Heathrow from Alberta by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Heathrow from Alberta? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Alberta today and book when prices fit your budget.

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