Cheapest return flights from Colombo to London in December from $805

Best time to book flights for Colombo (CMB) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Colombo (CMB) to London (LHR) in December 2025 (see full year).

Return flights

01 Dec - 05 Dec Gulf Air
24 Dec - 02 Jan Gulf Air
24 Dec - 02 Jan SriLankan Airlines direct
28 Dec - 02 Jan Gulf Air
01 Dec - 31 Dec Air India
04 Dec - 11 Dec Air India
15 Dec - 24 Dec Air India
27 Dec - 08 Jan British Airways
15 Dec - 24 Dec SriLankan Airlines direct
01 Dec - 05 Dec SriLankan Airlines direct
06 Dec - 20 Dec Emirates
27 Dec - 08 Jan SriLankan Airlines direct
04 Dec - 19 Dec Air India
28 Dec - 02 Jan SriLankan Airlines direct
12 Dec - 19 Dec Emirates
06 Dec - 20 Dec SriLankan Airlines direct
27 Dec - 09 Jan Emirates

Also check the deals for one-way flights from Colombo to London in December.

Skyscanner

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