Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to London from C$ 399
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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — LON
25 Jan — 1 Feb1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to London are usually found in November or May, booked 34 days in advance, depart on a Sunday or Saturday and return on a Saturday
Cheap flight deals from Pierre Elliott Trudeau Intl to London
Enter your travel dates to find the best prices.
Cheapest flights from Pierre Elliott Trudeau Intl to London
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 December 2025.
Wed 31/124:00 p.m.YUL - LHR
1 stop12h 20mMultiple Airlines
Fri 30/19:00 a.m.LHR - YUL
1 stop11h 10mMultiple Airlines
Deal found 26/12C$ 936
Wed 31/127:30 p.m.YUL - LHR
Nonstop6h 40mMultiple Airlines
Fri 16/16:00 a.m.LHR - YUL
1 stop12h 45mMultiple Airlines
Deal found 26/12C$ 943
Wed 31/124:50 p.m.YUL - LHR
1 stop11h 30mAir Canada
Fri 16/19:00 a.m.LHR - YUL
2 stops15h 23mAir Canada
Deal found 26/12C$ 950
Wed 31/127:30 p.m.YUL - LHR
Nonstop6h 40mLufthansa
Fri 16/11:25 p.m.LHR - YUL
Nonstop7h 45mLufthansa
Deal found 26/12C$ 964
Wed 31/127:30 p.m.YUL - LHR
Nonstop6h 40mAir Canada
Mon 12/19:00 a.m.LHR - YUL
2 stops16h 45mAir Canada
Deal found 25/12C$ 965
Tue 30/129:30 p.m.YUL - LHR
1 stop18h 05mAir Canada
Mon 12/111:10 a.m.LHR - YUL
1 stop13h 12mAir Canada
Deal found 25/12C$ 973
Thu 25/124:50 p.m.YUL - LHR
2 stops13h 00mAir Canada
Thu 29/19:00 a.m.LHR - YUL
1 stop11h 10mAir Canada
Deal found 25/12C$ 1,016
Wed 31/126:25 p.m.YUL - LHR
1 stop9h 55mAir Canada
Thu 8/19:00 a.m.LHR - YUL
2 stops16h 49mAir Canada
Deal found 25/12C$ 1,024
Wed 31/129:45 p.m.YUL - LGW
1 stop31h 05mTAP AIR PORTUGAL
Fri 30/110:40 a.m.LGW - YUL
1 stop14h 35mTAP AIR PORTUGAL
Deal found 26/12C$ 1,118
Sat 27/129:05 p.m.YUL - STN
2 stops31h 50mMultiple Airlines
Sun 11/19:45 a.m.STN - YUL
1 stop31h 30mMultiple Airlines
Deal found 25/12C$ 1,136
Sat 27/1210:15 a.m.YUL - LGW
1 stop18h 30mPorter Airlines
Tue 13/111:40 a.m.LGW - YUL
1 stop26h 40mPorter Airlines
Deal found 24/12C$ 1,136
Wed 31/126:45 p.m.YUL - STN
1 stop11h 45mMultiple Airlines
Fri 16/16:50 a.m.STN - YUL
3 stops29h 20mMultiple Airlines
Deal found 26/12C$ 1,144
Best flights from Pierre Elliott Trudeau Intl to London
Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 26 December 2025.
Tue 7/47:20 p.m.YUL - LGW
1 stop10h 25mAir Transat
Fri 10/412:40 p.m.LGW - YUL
1 stop16h 55mAir Transat
Deal found 24/12C$ 804
Fri 16/18:10 p.m.YUL - LTN
1 stop20h 45mMultiple Airlines
Fri 23/16:35 p.m.LTN - YUL
1 stop23h 05mMultiple Airlines
Deal found 25/12C$ 804
Sun 11/16:00 a.m.YUL - LHR
1 stop21h 45mDelta
Mon 26/110:00 a.m.LHR - YUL
1 stop12h 20mDelta
Deal found 24/12C$ 835
Fri 23/17:10 p.m.YUL - LCY
1 stop9h 20mKLM
Fri 30/18:40 a.m.LCY - YUL
1 stop13h 40mKLM
Deal found 25/12C$ 880
Thu 2/47:20 p.m.YUL - LGW
1 stop10h 25mAir Transat
Tue 14/412:40 p.m.LGW - YUL
1 stop16h 55mAir Transat
Deal found 24/12C$ 804
Mon 23/39:10 p.m.YUL - LTN
1 stop13h 00mMultiple Airlines
Wed 1/46:00 a.m.LTN - YUL
1 stop11h 50mMultiple Airlines
Deal found 25/12C$ 813
Tue 13/112:54 p.m.YUL - LHR
1 stop14h 51mDelta
Mon 26/16:30 a.m.LHR - YUL
1 stop15h 50mDelta
Deal found 24/12C$ 835
Tue 7/47:20 p.m.YUL - LGW
1 stop10h 25mAir Transat
Mon 13/412:40 p.m.LGW - YUL
1 stop16h 55mAir Transat
Deal found 24/12C$ 804
Fri 23/18:10 p.m.YUL - LTN
1 stop20h 45mMultiple Airlines
Sat 31/16:30 p.m.LTN - YUL
1 stop23h 10mMultiple Airlines
Deal found 26/12C$ 815
Sun 12/46:50 p.m.YUL - LCY
1 stop9h 00mKLM
Sat 18/412:10 p.m.LCY - YUL
1 stop9h 45mKLM
Deal found 24/12C$ 898
Mon 26/15:00 p.m.YUL - LHR
1 stop10h 00mDelta
Mon 2/28:40 a.m.LHR - YUL
1 stop13h 40mDelta
Deal found 24/12C$ 837
Wed 15/48:25 p.m.YUL - LTN
1 stop21h 10mMultiple Airlines
Sun 26/47:00 p.m.LTN - YUL
1 stop22h 50mMultiple Airlines
Deal found 25/12C$ 819
Sat 4/46:50 p.m.YUL - LCY
1 stop13h 25mKLM
Thu 9/49:20 a.m.LCY - YUL
1 stop12h 35mKLM
Deal found 25/12C$ 901
Tue 7/47:20 p.m.YUL - LGW
1 stop10h 25mAir Transat
Sun 12/412:40 p.m.LGW - YUL
1 stop16h 55mAir Transat
Deal found 24/12C$ 824
Thu 19/212:52 p.m.YUL - LHR
1 stop14h 53mDelta
Mon 2/310:00 a.m.LHR - YUL
1 stop12h 20mDelta
Deal found 23/12C$ 838
Sun 3/58:35 p.m.YUL - LGW
1 stop9h 10mAir Transat
Wed 13/511:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 24/12C$ 828
Mon 26/15:00 p.m.YUL - LCY
2 stops11h 30mKLM
Mon 2/28:40 a.m.LCY - YUL
1 stop13h 40mKLM
Deal found 25/12C$ 915
Mon 2/312:52 p.m.YUL - LHR
1 stop14h 53mMultiple Airlines
Tue 17/38:55 a.m.LHR - YUL
1 stop11h 25mMultiple Airlines
Deal found 23/12C$ 841
Fri 16/15:00 p.m.YUL - LHR
1 stop12h 30mDelta
Sun 25/16:20 a.m.LHR - YUL
1 stop14h 00mDelta
Deal found 24/12C$ 845
Wed 6/58:35 p.m.YUL - LGW
1 stop9h 10mAir Transat
Fri 15/511:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 24/12C$ 828
Wed 22/46:50 p.m.YUL - LCY
1 stop9h 40mKLM
Wed 6/59:20 a.m.LCY - YUL
1 stop12h 35mKLM
Deal found 24/12C$ 923
Thu 5/312:52 p.m.YUL - LHR
1 stop14h 53mMultiple Airlines
Tue 17/38:55 a.m.LHR - YUL
1 stop11h 25mMultiple Airlines
Deal found 23/12C$ 843
Fri 13/27:05 p.m.YUL - LHR
1 stop10h 25mDelta
Sat 28/26:20 a.m.LHR - YUL
1 stop14h 00mDelta
Deal found 26/12C$ 848
Sun 3/58:35 p.m.YUL - LGW
1 stop9h 10mAir Transat
Fri 15/511:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 24/12C$ 828
Mon 27/46:50 p.m.YUL - LCY
1 stop9h 00mKLM
Tue 5/510:00 a.m.LCY - YUL
1 stop11h 55mKLM
Deal found 23/12C$ 923
Thu 5/29:25 p.m.YUL - SEN
1 stop10h 25mMultiple Airlines
Mon 9/27:15 a.m.SEN - YUL
1 stop13h 30mMultiple Airlines
Deal found 26/12C$ 848
Wed 25/22:29 p.m.YUL - LHR
2 stops13h 16mDelta
Tue 10/36:20 a.m.LHR - YUL
1 stop10h 55mDelta
Deal found 26/12C$ 849
Sun 3/58:35 p.m.YUL - LGW
1 stop9h 10mAir Transat
Sat 16/511:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 25/12C$ 830
Tue 28/46:50 p.m.YUL - LCY
1 stop9h 40mKLM
Thu 7/59:20 a.m.LCY - YUL
1 stop12h 35mKLM
Deal found 25/12C$ 926
Sun 5/48:25 p.m.YUL - LTN
1 stop11h 50mMultiple Airlines
Tue 14/47:10 p.m.LTN - YUL
1 stop22h 40mMultiple Airlines
Deal found 25/12C$ 848
Direct flights from Pierre Elliott Trudeau Intl to London
Explore direct flight options from Pierre Elliott Trudeau Intl to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 26 December 2025.
Thu 7/510:05 p.m.YUL - LGW
Nonstop6h 45mAir Transat
Wed 13/511:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 24/12C$ 819
Sat 16/510:05 p.m.YUL - LGW
Nonstop6h 45mAir Transat
Sat 30/511:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 24/12C$ 833
Fri 22/510:05 p.m.YUL - LGW
Nonstop6h 45mAir Transat
Sun 24/511:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 25/12C$ 837
Fri 22/510:05 p.m.YUL - LGW
Nonstop6h 45mAir Transat
Fri 5/611:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 25/12C$ 857
Tue 5/510:05 p.m.YUL - LGW
Nonstop6h 45mAir Transat
Sat 23/511:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 25/12C$ 867
Tue 5/510:05 p.m.YUL - LGW
Nonstop6h 45mAir Transat
Fri 8/511:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 26/12C$ 876
Sat 16/510:05 p.m.YUL - LGW
Nonstop6h 45mAir Transat
Fri 5/611:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 25/12C$ 878
Fri 29/510:05 p.m.YUL - LGW
Nonstop6h 45mAir Transat
Sat 13/611:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 24/12C$ 882
Mon 12/17:30 p.m.YUL - LHR
Nonstop6h 40mAir Canada
Sun 18/11:25 p.m.LHR - YUL
Nonstop7h 45mAir Canada
Deal found 26/12C$ 882
Mon 12/17:30 p.m.YUL - LHR
Nonstop6h 40mMultiple Airlines
Sun 18/11:25 p.m.LHR - YUL
Nonstop7h 45mMultiple Airlines
Deal found 25/12C$ 889
Tue 27/18:40 p.m.YUL - LHR
Nonstop6h 50mMultiple Airlines
Mon 2/34:10 p.m.LHR - YUL
Nonstop7h 35mMultiple Airlines
Deal found 25/12C$ 895
Tue 27/18:40 p.m.YUL - LHR
Nonstop6h 50mMultiple Airlines
Wed 18/34:30 p.m.LHR - YUL
Nonstop7h 35mMultiple Airlines
Deal found 25/12C$ 897
Last-minute flights from Pierre Elliott Trudeau Intl to London
Discover last-minute flight deals from Pierre Elliott Trudeau Intl to London. Data last updated 26 December 2025 and is based on user searches.
Wed 14/19:40 p.m.YUL - LGW
1 stop15h 55mMultiple Airlines
Sun 25/18:30 a.m.LGW - YUL
1 stop16h 10mMultiple Airlines
Deal found 24/12C$ 807
Wed 14/19:45 p.m.YUL - LGW
2 stops31h 15mTAP AIR PORTUGAL
Wed 28/110:40 a.m.LGW - YUL
1 stop14h 35mTAP AIR PORTUGAL
Deal found 24/12C$ 811
Thu 15/110:35 a.m.YUL - LGW
1 stop18h 10mAir Transat
Sun 18/111:40 a.m.LGW - YUL
1 stop17h 55mAir Transat
Deal found 25/12C$ 804
Fri 16/18:10 p.m.YUL - LTN
1 stop20h 45mMultiple Airlines
Fri 23/16:35 p.m.LTN - YUL
1 stop23h 05mMultiple Airlines
Deal found 25/12C$ 804
Fri 16/19:45 p.m.YUL - LHR
1 stop18h 50mTAP AIR PORTUGAL
Mon 26/16:00 a.m.LHR - YUL
1 stop19h 15mTAP AIR PORTUGAL
Deal found 25/12C$ 811
Wed 21/14:45 p.m.YUL - STN
2 stops23h 40mMultiple Airlines
Wed 28/18:15 a.m.STN - YUL
2 stops35h 55mMultiple Airlines
Deal found 23/12C$ 811
Thu 22/15:00 p.m.YUL - LHR
1 stop10h 00mAir France
Thu 29/16:20 a.m.LHR - YUL
1 stop10h 55mAir France
Deal found 25/12C$ 818
Fri 23/15:10 p.m.YUL - STN
2 stops25h 45mMultiple Airlines
Fri 30/16:50 a.m.STN - YUL
3 stops29h 20mMultiple Airlines
Deal found 26/12C$ 808
Fri 23/19:45 p.m.YUL - LGW
2 stops41h 55mTAP AIR PORTUGAL
Mon 26/110:40 a.m.LGW - YUL
1 stop14h 35mTAP AIR PORTUGAL
Deal found 25/12C$ 818
Sat 24/16:10 p.m.YUL - LHR
1 stop37h 40mMultiple Airlines
Sat 31/13:15 p.m.LHR - YUL
1 stop33h 25mMultiple Airlines
Deal found 25/12C$ 805
Sat 24/11:02 p.m.YUL - LHR
1 stop15h 03mAir France
Sat 31/16:20 a.m.LHR - YUL
1 stop10h 55mAir France
Deal found 26/12C$ 819
Sun 25/19:45 p.m.YUL - LHR
1 stop19h 55mTAP AIR PORTUGAL
Sun 1/28:15 a.m.LHR - YUL
1 stop17h 00mTAP AIR PORTUGAL
Deal found 26/12C$ 802
One-way flights from Pierre Elliott Trudeau Intl to London
Search for one-way flight options from Pierre Elliott Trudeau Intl to London. Find affordable one-way fares based on user searches. Data last updated 26 December 2025.
Sun 8/310:40 p.m.YUL - LHR
1 stop11h 45mMultiple Airlines
Deal found 26/12C$ 399
Fri 13/29:40 p.m.YUL - STN
2 stops18h 20mMultiple Airlines
Deal found 26/12C$ 403
Wed 14/19:40 p.m.YUL - LTN
2 stops41h 50mMultiple Airlines
Deal found 25/12C$ 405
Mon 9/28:10 p.m.YUL - LTN
1 stop13h 00mMultiple Airlines
Deal found 26/12C$ 406
Wed 15/410:45 p.m.YUL - LGW
2 stops16h 45mTAP AIR PORTUGAL
Deal found 25/12C$ 407
Sun 18/19:40 p.m.YUL - STN
2 stops37h 05mMultiple Airlines
Deal found 24/12C$ 410
Thu 15/18:10 p.m.YUL - LGW
1 stop20h 05mMultiple Airlines
Deal found 23/12C$ 410
Sun 1/29:40 p.m.YUL - LTN
2 stops38h 30mMultiple Airlines
Deal found 25/12C$ 410
Wed 28/19:40 p.m.YUL - STN
2 stops45h 25mMultiple Airlines
Deal found 24/12C$ 411
Thu 8/18:10 p.m.YUL - SEN
1 stop11h 40mMultiple Airlines
Deal found 25/12C$ 411
Sun 31/510:45 p.m.YUL - LGW
1 stop30h 00mTAP AIR PORTUGAL
Deal found 24/12C$ 411
Mon 25/510:45 p.m.YUL - LGW
2 stops16h 40mTAP AIR PORTUGAL
Deal found 24/12C$ 414
Find flight deals from Pierre Elliott Trudeau Intl to London
Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to London (LON). 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 26 December 2025.
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to London 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 26 December 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to London that are best for you.
Fly from
Pierre Elliott Trudeau Intl
Fly to
London
Route
Depart
Return
Price
MontrealLondon
YUL - LGW
YULLGW
Montreal Pierre Elliott Trudeau Intl
Tue 7/4
7:20 p.m.-10:45 a.m.
1 stop10h 25m
London Gatwick
Fri 10/4
12:40 p.m.-12:35 a.m.
1 stop16h 55m
C$ 804
MontrealLondon
YUL - LTN
YULLTN
Montreal Pierre Elliott Trudeau Intl
Fri 16/1
8:10 p.m.-9:55 p.m.
1 stop20h 45m
London Luton
Fri 23/1
6:35 p.m.-12:40 p.m.
1 stop23h 05m
C$ 804
MontrealLondon
YUL - LGW
YULLGW
Montreal Pierre Elliott Trudeau Intl
Thu 2/4
7:20 p.m.-10:45 a.m.
1 stop10h 25m
London Gatwick
Tue 14/4
12:40 p.m.-12:35 a.m.
1 stop16h 55m
C$ 804
MontrealLondon
YUL - LGW
YULLGW
Montreal Pierre Elliott Trudeau Intl
Tue 7/4
7:20 p.m.-10:45 a.m.
1 stop10h 25m
London Gatwick
Mon 13/4
12:40 p.m.-12:35 a.m.
1 stop16h 55m
C$ 804
MontrealLondon
YUL - LTN
YULLTN
Montreal Pierre Elliott Trudeau Intl
Mon 23/3
9:10 p.m.-2:10 p.m.
1 stop13h 00m
London Luton
Wed 1/4
6:00 a.m.-12:50 p.m.
1 stop11h 50m
C$ 813
MontrealLondon
YUL - LTN
YULLTN
Montreal Pierre Elliott Trudeau Intl
Fri 23/1
8:10 p.m.-9:55 p.m.
1 stop20h 45m
London Luton
Sat 31/1
6:30 p.m.-12:40 p.m.
1 stop23h 10m
C$ 815
MontrealLondon
YUL - LTN
YULLTN
Montreal Pierre Elliott Trudeau Intl
Wed 15/4
8:25 p.m.-10:35 p.m.
1 stop21h 10m
London Luton
Sun 26/4
7:00 p.m.-12:50 p.m.
1 stop22h 50m
C$ 819
MontrealLondon
YUL - LGW
YULLGW
Montreal Pierre Elliott Trudeau Intl
Tue 7/4
7:20 p.m.-10:45 a.m.
1 stop10h 25m
London Gatwick
Sun 12/4
12:40 p.m.-12:35 a.m.
1 stop16h 55m
C$ 824
MontrealLondon
YUL - LGW
YULLGW
Montreal Pierre Elliott Trudeau Intl
Sun 3/5
8:35 p.m.-10:45 a.m.
1 stop9h 10m
London Gatwick
Wed 13/5
11:35 a.m.-2:15 p.m.
Nonstop7h 40m
C$ 828
MontrealLondon
YUL - LGW
YULLGW
Montreal Pierre Elliott Trudeau Intl
Wed 6/5
8:35 p.m.-10:45 a.m.
1 stop9h 10m
London Gatwick
Fri 15/5
11:35 a.m.-2:15 p.m.
Nonstop7h 40m
C$ 828
Flights are sorted by cheapest round-trip flights first.
Deals found on 26/12
Showing 1-10 of 60 results
1
2
3
...
6
Best time to book a flight from Pierre Elliott Trudeau Intl to London
Have a flexible travel schedule? Discover the best time to fly to London from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport to London
How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to London?
Use this chart to determine the optimal time to book a round-trip flight from Pierre Elliott Trudeau Intl to London. Price data was last updated on 19 December 2025.
The price you pay for your flight from Montreal Pierre Elliott Trudeau Intl Airport to London may vary depending on when you book. For the best chance of a lower fare, look to book 34 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to London?
Currently, December is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to London (average of C$ 470). Flying from Montreal Pierre Elliott Trudeau Intl Airport to London in July is currently the most expensive (average of C$ 882). 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 YUL to LON?
Find hourly flight availability from Pierre Elliott Trudeau Intl to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 December 2025.
Unlike in the evening, when flights are generally more expensive, you can save up to 13% on flights from Montreal Pierre Elliott Trudeau Intl Airport to London by exploring options for tickets in the morning.
What is the cheapest day to fly from Montreal Pierre Elliott Trudeau Intl Airport to London?
Use this chart to determine the cheapest time to fly round-trip from Pierre Elliott Trudeau Intl to London. Price data was last updated on 16 December 2024.
Travelers seeking maximum savings on their Montreal Pierre Elliott Trudeau Intl Airport to London flight should consider departing on Sunday mornings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Montreal Pierre Elliott Trudeau Intl Airport to London
Explore weekly flight availability from Pierre Elliott Trudeau Intl to London. 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 26 December 2025.
The most flights from YUL to LON are scheduled on a Friday (13 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).
How much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to London?
What’s the top layover airport for flights from Montreal Pierre Elliott Trudeau Intl Airport to London?
Share of one-stop round-trip flights from Montreal Pierre Elliott Trudeau Intl Airport to London chosen by Cheapflights users in the past 12 months, using the same layover each way.
Toronto (YYZ) – chosen by Cheapflights users on 52% of one-stop itineraries from Montreal Pierre Elliott Trudeau Intl Airport to London on Cheapflights.
What’s the cheapest layover airport for flights from Montreal Pierre Elliott Trudeau Intl Airport to London?
Average round-trip fare for 1-stop flights from Montreal Pierre Elliott Trudeau Intl Airport to London, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Lisbon (LIS) is the most affordable 1-stop option, with an average round-trip price of C$ 705.
What’s the fastest layover option from Montreal Pierre Elliott Trudeau Intl Airport to London?
Shortest average travel time for 1-stop one-way flights from Montreal Pierre Elliott Trudeau Intl Airport to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Ottawa (YOW) have the shortest average one-way travel time for 1-stop routes: 9h 00m.
Which airport typically offers the quickest layover for flights from Montreal Pierre Elliott Trudeau Intl Airport to London?
Average layover duration for 1-stop one-way flights from Montreal Pierre Elliott Trudeau Intl Airport to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Newark (EWR) offer the fastest connection on this route, with an average layover time of 1h 20m.
How often are flights from Montreal to London delayed?
About 19% of weekly flights between Montreal and London have experienced delays in the past year, with the average delay time being 165 minutes.
What is the most punctual flight time for Montreal to London flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Montreal to London flights?
Over the past year, Air Transat has had the lowest number of delays on this route, with just 7% of flights being delayed.
Reviews of airlines servicing London
Get insights into the airlines that provide service to London. 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 London. Reviews last updated 26 December 2025.
Get a feel of what it's like to fly with Porter Airlines,Air Transat, andAir Canada from Montreal Pierre Elliott Trudeau Intl Airport to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
It's good. Planes are new and fresh. WiFi is best and stands out
Related info for your journey
Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to London. 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 Montreal Pierre Elliott Trudeau Intl Airport to London?
For as low as C$ 880, Air Transat can have you in London from Montreal Pierre Elliott Trudeau Intl Airport in 9h 20m. The distance from Montreal Pierre Elliott Trudeau Intl Airport to London is about 5243 km. This flight may include one or multiple stops.
What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to London round-trip?
Our cheapest airline available from Montreal Pierre Elliott Trudeau Intl Airport to London is Air France. Our recent data shows that you can find tickets from as low as C$ 603 on this airline. Additional options worth looking into are Air Transat and TAP AIR PORTUGAL, starting at C$ 626 and C$ 671 round-trip. These flights start at 36% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Montreal Pierre Elliott Trudeau Intl Airport to London one-way?
C$ 332 is the cheapest one-way deal found within the past few days, from Air Transat. You may also be able to find cheap deals on TAP AIR PORTUGAL and Lufthansa, with prices starting from C$ 387 and C$ 431, respectively.
What are the most popular routes from Montreal Pierre Elliott Trudeau Intl Airport to London?
When deciding which route to take from Montreal Pierre Elliott Trudeau Intl Airport to London consider Montreal Pierre Elliott Trudeau Intl - London Heathrow, Montreal Pierre Elliott Trudeau Intl - London Gatwick or Montreal Pierre Elliott Trudeau Intl - London City as they are the most popular.
What are the most reliable airlines from Montreal Pierre Elliott Trudeau Intl Airport to London?
Consider Air Canada (72%), American Airlines (70%) or Aer Lingus (70%) when booking your flight. These represent the most reliable airlines when flying from Montreal Pierre Elliott Trudeau Intl Airport to London.
What are the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to London?
Looking at all options, your cheapest flight can be booked for C$ 623. While the most popular route (Montreal Pierre Elliott Trudeau Intl - London Heathrow) can be booked for C$ 659 on average, our data indicates C$ 2,131 when flying from Montreal Pierre Elliott Trudeau Intl Airport to London.
Can I find deals for flights from Pierre Elliott Trudeau Intl to London that include hotel bookings?
Yes. In addition to deals on Pierre Elliott Trudeau Intl to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Pierre Elliott Trudeau Intl to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to London.
Can I find deals for business class flights from Pierre Elliott Trudeau Intl to London?
Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to London 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 Montreal Pierre Elliott Trudeau Intl Airport to London?
Currently, December is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to London (average of C$ 470). Flying from Montreal Pierre Elliott Trudeau Intl Airport to London in July is currently the most expensive (average of C$ 882). 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.
Book flights to London if you plan to visit one of these locations
Sutton
Twickenham
Gatwick
Slough
Marlow
Milton Keynes
Romford
Watford
Bedford
Luton
Hounslow
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Fly from Pierre Elliott Trudeau Intl to London on these airlines
Choose from the following airlines for your flight from Pierre Elliott Trudeau Intl to London. Flights are based on user searches made on Cheapflights and were last updated on 26 December 2025.
Search flights from Pierre Elliott Trudeau Intl to London by cabin class
Find flights from Pierre Elliott Trudeau Intl to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 26 December 2025.
Browse through other flights departing from Pierre Elliott Trudeau Intl. Flights are based on user searches made on Cheapflights and were last updated on 26 December 2025.
Top 10 airlines flying from Pierre Elliott Trudeau Intl to London
Discover the top 10 airlines that operate flights from Pierre Elliott Trudeau Intl to London. 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 26 December 2025.
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 Pierre Elliott Trudeau Intl to London?
When you search for this flight from Pierre Elliott Trudeau Intl to London, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to London?
Cheapflights helps you find that perfect flight to London from Pierre Elliott Trudeau Intl 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 Pierre Elliott Trudeau Intl to London with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Pierre Elliott Trudeau Intl to London, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Pierre Elliott Trudeau Intl to London become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Pierre Elliott Trudeau Intl today and book when prices fit your budget.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyze navigation, to offer and measure personalized advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review and update your choices anytime by clicking the ’Privacy Preferences’ link in the page side navigation.