London Heathrow
Montreal Pierre Elliott Trudeau Intl
1 stop
12h 25mTAP AIR PORTUGAL
London Heathrow
Montreal Pierre Elliott Trudeau Intl
1 stop
22h 25mMultiple Airlines
London Heathrow
Montreal Pierre Elliott Trudeau Intl
2 stops
19h 31mLOT
London Gatwick
Montreal Pierre Elliott Trudeau Intl
1 stop
22h 50mRoyal Air Maroc
London Heathrow
Montreal Pierre Elliott Trudeau Intl
Nonstop
7h 10mFinnair
London Heathrow
Montreal Pierre Elliott Trudeau Intl
1 stop
31h 25mTAP AIR PORTUGAL
London Heathrow
Montreal Pierre Elliott Trudeau Intl
1 stop
30h 20mMontreal Pierre Elliott Trudeau Intl
London Heathrow
1 stop
19h 10mTAP AIR PORTUGAL
London Heathrow
Montreal Pierre Elliott Trudeau Intl
1 stop
23h 20mMontreal Pierre Elliott Trudeau Intl
London Heathrow
1 stop
11h 30mMultiple Airlines
London Heathrow
Montreal Pierre Elliott Trudeau Intl
Nonstop
7h 10mMontreal Pierre Elliott Trudeau Intl
London Heathrow
Nonstop
6h 35mFinnair
London Gatwick
Montreal Pierre Elliott Trudeau Intl
1 stop
36h 00mMontreal Pierre Elliott Trudeau Intl
London Gatwick
1 stop
15h 35mTurkish Airlines
London City
Montreal Pierre Elliott Trudeau Intl
1 stop
10h 55mMontreal Pierre Elliott Trudeau Intl
London City
1 stop
10h 55mSWISS
London Gatwick
Montreal Pierre Elliott Trudeau Intl
Nonstop
7h 40mMontreal Pierre Elliott Trudeau Intl
London Gatwick
Nonstop
6h 45mAir Transat
January
£2,299
February
£2,609
March
£2,214
April
£2,307
May
£2,507
June
£4,354
July
£2,261
August
£2,078
September
£2,120
October
£2,347
November
£2,250
December
£3,205
Currently, August is the cheapest month in which you can book a business class flight to Montreal. Flying business class to Montreal in June will prove the most costly. There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.