London Heathrow (LHR) to Calgary (YYC) flight deal in economy from $629

AAAmerican AirlinesBABritish Airways

One Way•Economy

LHR

London Heathrow Airport

London Heathrow, United Kingdom

YYC

Calgary International Airport

Calgary, Canada

$834 USD

-25%$629 USD

Verified about 3 hours ago

December 2026

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30$1,2611$9922$9923$9924$9925$9926$9927$9928$9929$99210$99211$99212$1,10613$1,10614$1,10615$1,10616$1,37517$1,19318$1,50919$1,97820$1,71021$1,50922$1,50923$92224$75625$62926$62927$1,10628$1,37529$1,37530$1,46231$1,2611$1,5472$2,7963$2,796

Great Availability

67% of dates checked are available within 10% of the lowest price

Friday, December 25th, 2026

Outbound Flights

16h 57m·1 stop

$629 USD

LHRDec 25 11:50

→

DFWDec 25 16:20

AA 79Boeing 787

2h 31m layover

DFWDec 25 18:51

→

YYCDec 25 22:47

AA 511Airbus A319

16h 40m·1 stop

$780 USD

LHRDec 25 12:50

→

YYZDec 25 15:55

BA 93Boeing 787

4h layover

YYZDec 25 19:55

→

YYCDec 25 23:30

PD 365Embraer 195 E2

28h 49m·1 stop

$808 USD

LHRDec 25 13:50

→

DFWDec 25 18:20

AA 81Boeing 777

14h 20m layover·Overnight

DFWDec 26 08:40

→

YYCDec 26 12:39

AA 1973Airbus A319

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