
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $488 (oojo) |
One-way from | $260 (French Bee) |
Popular in | December |
Cheapest in | November |
Average price | $711 |
Good round-trip deal | $690 or less |
Good one-way deal | $741 or less |
Fly from
Fly to
Route
Depart
Return
Price
MontrealLondon
YUL - LHR
YULLHR
Montreal Pierre Elliott Trudeau Intl
Mon 2/23
12:52 pm-8:45 am
1 stop14h 53m
London Heathrow
Mon 3/2
8:40 am-5:20 pm
1 stop13h 40m
MontrealLondon
YUL - LHR
YULLHR
Montreal Pierre Elliott Trudeau Intl
Tue 4/14
7:00 pm-1:45 pm
1 stop13h 45m
London Heathrow
Tue 4/21
11:45 am-4:55 pm
1 stop10h 10m
MontrealLondon
YUL - LHR
YULLHR
Montreal Pierre Elliott Trudeau Intl
Thu 4/16
12:55 pm-7:10 am
1 stop13h 15m
London Heathrow
Thu 4/30
6:30 am-4:55 pm
1 stop15h 25m
MontrealLondon
YUL - LHR
YULLHR
Montreal Pierre Elliott Trudeau Intl
Sun 4/12
2:29 pm-9:15 am
2 stops13h 46m
London Heathrow
Tue 4/21
9:55 am-4:55 pm
1 stop12h 00m
MontrealLondon
YUL - LHR
YULLHR
Montreal Pierre Elliott Trudeau Intl
Tue 4/14
9:30 am-9:15 am
2 stops18h 45m
London Heathrow
Thu 4/23
6:30 am-4:55 pm
1 stop15h 25m
MontrealLondon
YUL - LHR
YULLHR
Montreal Pierre Elliott Trudeau Intl
Tue 4/14
5:00 pm-1:45 pm
1 stop15h 45m
London Heathrow
Thu 4/30
6:30 am-4:55 pm
1 stop15h 25m
MontrealLondon
YUL - LHR
YULLHR
Montreal Pierre Elliott Trudeau Intl
Tue 4/14
7:00 pm-1:45 pm
1 stop13h 45m
London Heathrow
Wed 4/22
6:15 am-3:00 pm
1 stop13h 45m
MontrealLondon
YUL - LHR
YULLHR
Montreal Pierre Elliott Trudeau Intl
Tue 4/14
2:29 pm-10:40 am
2 stops15h 11m
London Heathrow
Mon 4/20
8:55 am-3:00 pm
1 stop11h 05m
MontrealLondon
YUL - LHR
YULLHR
Montreal Pierre Elliott Trudeau Intl
Mon 4/13
2:29 pm-10:40 am
2 stops15h 11m
London Heathrow
Wed 4/22
8:55 am-3:00 pm
1 stop11h 05m
MontrealLondon
YUL - LHR
YULLHR
Montreal Pierre Elliott Trudeau Intl
Thu 4/16
7:00 pm-1:45 pm
1 stop13h 45m
London Heathrow
Wed 4/29
8:55 am-3:00 pm
1 stop11h 05m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, November is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport (average of $447). Flying from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport in July is currently the most expensive (average of $684). 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.
When flying from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
About 23% of weekly flights between Montreal and London have experienced delays in the past year, with the average delay time being 164 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Air Canada have had the lowest number of delays on this route, with just 23% of flights being delayed.
Lisbon (LIS) – chosen by Cheapflights users on 50% of 1-stop itineraries from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport on Cheapflights.
Zurich (ZRH) is the most affordable 1-stop option, with an average round-trip price of $762.
Flights via Paris (CDG) have the shortest average one-way travel time for 1-stop routes: 10h 00m.
Flights via Zurich (ZRH) offer the fastest connection on this route, with an average layover time of 0h 55m.
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
Cameron,Nov 2025
PDX - LHR
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
Cameron,Nov 2025
PDX - LHR
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
Cameron,Nov 2025
PDX - LHR
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
Cameron,Nov 2025
PDX - LHR
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
Cameron,Nov 2025
PDX - LHR
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$543 | Average$714 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$549 | Average$759 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$567 | Average$771 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$587 | Average$782 | FlexibilityNo cancel fee | On-time70% |