Cheapest one-way flights from Montreal (YUL) to London (LTN), December

10 dates in December, from $ 328. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
4 Dec FrenchBee
2 Dec FrenchBee
10 Dec Air Transat
30 Dec TAP
27 Dec FrenchBee
24 Dec Air Canada
16 Dec Air Canada
19 Dec Azores Airlines
23 Dec TAP
17 Dec Air Canada
Powered by

Cheapest deals for the full year

Deals for return flights from Montreal to London in December.

Book a cheap hotel in London

Cheap car rent in Luton

Updated Oct 13, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.