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Cheap flights from Alberta to London Heathrow Airport from C$ 328

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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — LHR
18 Apr — 25 Apr1
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 19 March 2026.

Tue 26/57:55 p.m.
YYC
-
LHR
1 stop13h 05m
Multiple Airlines
Sat 13/68:50 p.m.
LHR
-
YYC
1 stop27h 20m
Multiple Airlines
Deal found 15/3C$ 802
Sat 9/58:35 p.m.
YYC
-
LHR
Nonstop8h 30m
WestJet
Sun 24/52:10 p.m.
LHR
-
YYC
Nonstop8h 50m
WestJet
Deal found 18/3C$ 803
Fri 29/58:35 p.m.
YYC
-
LHR
Nonstop8h 30m
Multiple Airlines
Fri 19/68:50 p.m.
LHR
-
YYC
2 stops25h 20m
Multiple Airlines
Deal found 18/3C$ 813
Tue 12/57:00 p.m.
YYC
-
LHR
1 stop18h 05m
Multiple Airlines
Wed 20/59:25 p.m.
LHR
-
YYC
1 stop19h 35m
Multiple Airlines
Deal found 14/3C$ 821
Thu 21/58:35 p.m.
YYC
-
LHR
Nonstop8h 30m
WestJet
Mon 25/51:55 p.m.
LHR
-
YYC
Nonstop8h 50m
WestJet
Deal found 19/3C$ 822
Wed 20/58:35 p.m.
YYC
-
LHR
Nonstop8h 30m
WestJet
Sun 24/52:10 p.m.
LHR
-
YYC
Nonstop8h 50m
WestJet
Deal found 18/3C$ 826
Tue 26/58:35 p.m.
YYC
-
LHR
Nonstop8h 30m
WestJet
Tue 9/62:10 p.m.
LHR
-
YYC
Nonstop8h 50m
WestJet
Deal found 18/3C$ 831
Fri 29/58:35 p.m.
YYC
-
LHR
Nonstop8h 30m
Multiple Airlines
Mon 1/63:30 p.m.
LHR
-
YYC
2 stops30h 40m
Multiple Airlines
Deal found 18/3C$ 837
Sat 23/58:35 p.m.
YYC
-
LHR
Nonstop8h 30m
WestJet
Sun 24/52:10 p.m.
LHR
-
YYC
Nonstop8h 50m
WestJet
Deal found 18/3C$ 839
Fri 22/59:30 p.m.
YEG
-
LHR
1 stop31h 35m
Multiple Airlines
Thu 28/58:25 a.m.
LHR
-
YEG
2 stops17h 05m
Multiple Airlines
Deal found 17/3C$ 906
Sat 9/53:00 p.m.
YEG
-
LHR
1 stop14h 05m
WestJet
Fri 22/52:10 p.m.
LHR
-
YEG
1 stop11h 20m
WestJet
Deal found 18/3C$ 916
Tue 19/59:30 p.m.
YEG
-
LHR
1 stop31h 35m
WestJet
Mon 25/51:55 p.m.
LHR
-
YEG
1 stop12h 55m
WestJet
Deal found 18/3C$ 937

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 19 March 2026.

Round-trip from

C$ 802

One-way from

C$ 328

Popular in

July

Cheapest in

January

Average price

C$ 1,057

Good round-trip deal

C$ 1,125 or less

Good one-way deal

C$ 494 or less
26/5-13/6
  • 26/5-13/6
  • 2 total stops
  • 40h 25m total
  • Alberta to London
Search Deals
18/5
  • 18/5
  • 1 total stop
  • 18h 45m total
  • Alberta to London
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 314 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 42 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 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 19 March 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 - LHR

YYCLHR

Calgary

Mon 27/4

1:40 p.m.-12:15 p.m.

1 stop15h 35m

London Heathrow

Mon 11/5

12:55 p.m.-11:43 a.m.

1 stop29h 48m

C$ 1,053

Grande PrairieLondon

YQU - LHR

YQULHR

Grande Prairie

Sun 7/6

9:05 p.m.-12:05 p.m.

1 stop32h 00m

London Heathrow

Sun 21/6

2:10 p.m.-10:40 a.m.

1 stop27h 30m

C$ 1,117

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Tue 15/9

7:00 a.m.-9:05 a.m.

1 stop19h 05m

London Heathrow

Thu 1/10

6:20 a.m.-9:45 p.m.

2 stops22h 25m

C$ 1,153

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Sat 12/9

2:30 p.m.-2:25 p.m.

1 stop16h 55m

London Heathrow

Wed 30/9

6:15 a.m.-9:45 p.m.

2 stops22h 30m

C$ 1,153

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Wed 1/4

1:53 p.m.-6:45 a.m.

2 stops33h 52m

London Heathrow

Fri 10/4

4:40 p.m.-11:32 a.m.

2 stops25h 52m

C$ 1,173

Grande PrairieLondon

YQU - LHR

YQULHR

Grande Prairie

Sat 25/4

6:55 a.m.-12:05 p.m.

2 stops22h 10m

London Heathrow

Sun 3/5

2:10 p.m.-7:30 p.m.

2 stops36h 20m

C$ 1,205

EdmontonLondon

YEG - LHR

YEGLHR

Edmonton

Wed 8/4

6:00 a.m.-11:55 a.m.

2 stops22h 55m

London Heathrow

Tue 14/4

6:55 a.m.-2:08 p.m.

2 stops38h 13m

C$ 1,212

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Thu 30/4

12:45 p.m.-1:40 p.m.

2 stops17h 55m

London Heathrow

Thu 7/5

8:45 a.m.-7:46 p.m.

2 stops18h 01m

C$ 1,227

Fort McMurrayLondon

YMM - LHR

YMMLHR

Fort Mcmurray

Sun 3/5

7:40 p.m.-12:05 p.m.

2 stops57h 25m

London Heathrow

Thu 7/5

2:10 p.m.-1:25 a.m.

1 stop18h 15m

C$ 1,260

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Thu 30/4

1:27 p.m.-12:25 p.m.

1 stop15h 58m

London Heathrow

Thu 7/5

9:30 a.m.-5:30 p.m.

1 stop15h 00m

C$ 1,268

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/3

Showing 1-10 of 58 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$ 584). Flying from Alberta to London Heathrow Airport in July is currently the most expensive (average of C$ 1,017). 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 19 March 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 19 March 2026.

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

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 WestJet, British Airways, and Air Canada fly from Alberta to London Heathrow Airport in about 16h 10m. The time it takes to get you to your destination can typically vary by up to 15h 50m. There are 6429 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$ 209. Users have also found prices from C$ 473 and C$ 477 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 Grande Prairie - London Heathrow.

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

    Consider Air Canada (67%), Aegean Airlines (67%) or Thai Airways (67%) 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$ 305. On average you can expect to pay C$ 1,670. The most popular route, (Calgary - London Heathrow), can usually be booked for C$ 647.

  • 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$ 584). Flying from Alberta to London Heathrow Airport in July is currently the most expensive (average of C$ 1,017). 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
Twickenham
Sutton
Gatwick
Slough
Marlow
Cobham
Leamington Spa
Romford
Watford
Bedford
Luton
High Wycombe
Stratford-upon-Avon
Hounslow
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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St. John's 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 19 March 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapestC$ 561AverageC$ 964FlexibilityNo cancel feeOn-time75%
Search KLM flights
WestJetCheapestC$ 613AverageC$ 1,102FlexibilityNo cancel feeOn-time60%
Search WestJet flights
LufthansaCheapestC$ 740AverageC$ 1,156FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapestC$ 745AverageC$ 980FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air CanadaCheapestC$ 748AverageC$ 1,157FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 805AverageC$ 906FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapestC$ 963AverageC$ 1,234FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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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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