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

Return flights

10 Jul - 19 Jul	Eurowings
20 Jul - 21 Aug	LOT
12 Jul - 16 Aug	Air Serbia
18 Jul - 25 Jul	Aegean Airlines
23 Jul - 22 Aug	LOT
10 Jul - 13 Aug	LOT
23 Jul - 16 Aug	LOT
23 Jul - 14 Aug	LOT
23 Jul - 15 Aug	LOT
01 Jul - 22 Jul	Air India
01 Jul - 13 Jul	Air India
01 Jul - 29 Jul	Air India
01 Jul - 15 Jul	Air India
01 Jul - 07 Jul	Air India
27 Jul - 16 Aug	LOT
01 Jul - 24 Jul	Air India
24 Jul - 16 Aug	LOT
01 Jul - 17 Jul	Air India
01 Jul - 01 Aug	Air India
02 Jul - 18 Jul	Air India

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 $783

Return flights