AirHint found the following cheapest return flights from Delhi (DEL) to Singapore (SIN) in October 2025 (see full year).

Return flights

08 Oct - 13 Oct	IndiGo
05 Oct - 11 Oct	IndiGo
06 Oct - 07 Oct	IndiGo
04 Oct - 15 Oct	IndiGo
10 Oct - 16 Oct	IndiGo
08 Oct - 12 Oct	IndiGo
13 Oct - 20 Oct	IndiGo
08 Oct - 15 Oct	IndiGo
16 Oct - 30 Oct	IndiGo	direct
05 Oct - 10 Oct	IndiGo	direct
01 Oct - 27 Nov	Air India	direct
30 Oct - 06 Nov	Air India	direct
29 Oct - 05 Nov	Air India	direct
30 Oct - 05 Nov	Air India	direct
29 Oct - 04 Nov	Air India	direct
23 Oct - 05 Nov	SriLankan Airlines
23 Oct - 03 Nov	SriLankan Airlines
28 Oct - 04 Nov	SriLankan Airlines
28 Oct - 03 Nov	SriLankan Airlines
31 Oct - 05 Nov	SriLankan Airlines

Also check the deals for one-way flights from Delhi to Singapore in October.

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 Singapore

Cheap car rent in Singapore

Cheapest return flights from Delhi to Singapore in October from 200€

Return flights