Cheapest return flights from Ontario to London in November from 632€

AirHint found the following cheapest return flights from Ontario (ONT) to London (LGW) in November 2025 (see full year).

Return flights

18 Nov - 25 Nov Frontier Airlines
05 Nov - 09 Nov Frontier Airlines
24 Nov - 28 Nov Frontier Airlines
25 Nov - 29 Nov Frontier Airlines
24 Nov - 29 Nov Frontier Airlines
01 Nov - 09 Nov Frontier Airlines
16 Nov - 06 Dec British Airways
18 Nov - 13 Dec Iberia
13 Nov - 06 Dec British Airways
24 Nov - 30 Nov Frontier Airlines
25 Nov - 01 Dec British Airways
04 Nov - 24 Nov British Airways
23 Nov - 01 Dec British Airways
12 Nov - 06 Dec British Airways
02 Nov - 22 Nov British Airways
04 Nov - 07 Nov British Airways
30 Nov - 20 Dec British Airways
29 Nov - 20 Dec British Airways
26 Nov - 20 Dec British Airways
25 Nov - 20 Dec British Airways

Also check the deals for one-way flights from Ontario to London in November.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in London

Cheap car rent in London

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