AirHint found the following cheapest return flights from Singapore (SIN) to Colombo (CMB) in July 2025 (see full year).

Return flights

24 Jul - 28 Jul	Jetstar
23 Jul - 31 Jul	Jetstar
15 Jul - 24 Jul	IndiGo
23 Jul - 06 Aug	Jetstar
16 Jul - 23 Jul	AirAsia
17 Jul - 23 Jul	AirAsia
23 Jul - 27 Jul	Jetstar
19 Jul - 30 Jul	Jetstar Asia	direct
24 Jul - 28 Jul	Jetstar Asia	direct
23 Jul - 31 Jul	Jetstar Asia	direct
24 Jul - 31 Jul	Jetstar Asia	direct
28 Jul - 04 Aug	AirAsia
28 Jul - 03 Aug	AirAsia
30 Jul - 01 Aug	Air India
25 Jul - 05 Aug	IndiGo
30 Jul - 05 Aug	IndiGo
29 Jul - 07 Aug	IndiGo
31 Jul - 04 Aug	IndiGo
18 Jul - 01 Aug	Air India
28 Jul - 05 Aug	Jetstar Asia

Also check the deals for one-way flights from Singapore 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.

Book a cheap hotel in Colombo

Cheap car rent in Colombo

Cheapest return flights from Singapore to Colombo in July from 214€

Return flights