AirHint found the following cheapest return flights from London (LGW) to Colombo (CMB) in July 2026 (see full year).

Return flights

09 Jul - 20 Jul	SunExpress
01 Jul - 09 Jul	Air Arabia
01 Jul - 06 Jul	Air Arabia
01 Jul - 08 Jul	Air Arabia
02 Jul - 13 Jul	Air Arabia
01 Jul - 22 Jul	Air Arabia
01 Jul - 15 Jul	Air Arabia
01 Jul - 29 Jul	SunExpress
02 Jul - 15 Jul	Air Arabia
01 Jul - 18 Jul	Air Arabia
07 Jul - 05 Aug	SunExpress
08 Jul - 05 Aug	SunExpress
12 Jul - 03 Aug	SunExpress
07 Jul - 09 Aug	SunExpress
07 Jul - 06 Aug	SunExpress
07 Jul - 07 Aug	SunExpress
12 Jul - 08 Aug	SunExpress
09 Jul - 01 Aug	SunExpress
15 Jul - 03 Aug	Wizz Air
10 Jul - 03 Aug	Wizz Air UK

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

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.

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Cheapest return flights from London to Colombo in July from 602€

Return flights