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

Return flights

08 Jul - 17 Jul	Eurowings
08 Jul - 18 Jul	Eurowings
07 Jul - 21 Jul	Eurowings
07 Jul - 14 Jul	Eurowings
02 Jul - 09 Jul	Air India
01 Jul - 20 Jul	Air India
01 Jul - 12 Jul	Air India
01 Jul - 05 Jul	Air India
01 Jul - 19 Jul	Air India
10 Jul - 02 Aug	Eurowings
10 Jul - 17 Jul	Eurowings
17 Jul - 18 Aug	Aegean Airlines
23 Jul - 14 Aug	Eurowings
10 Jul - 10 Aug	Eurowings
26 Jul - 08 Aug	Air Serbia
25 Jul - 06 Aug	Air Serbia
25 Jul - 13 Aug	Air Serbia
23 Jul - 27 Aug	Eurowings
22 Jul - 20 Aug	Eurowings
15 Jul - 14 Aug	Lufthansa

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 618€

Return flights