Cheapest one-way flights from Delhi to Singapore in September from $116

AirHint found the following cheapest one-way flights from Delhi (DEL) to Singapore (SIN) in September 2025 (see full year).

One-Way flights

24 Sep IndiGo direct
22 Sep AirAsia X
23 Sep IndiGo direct
22 Sep IndiGo direct
25 Sep IndiGo direct
29 Sep IndiGo direct
21 Sep IndiGo direct
26 Sep Air India Express
26 Sep IndiGo direct
28 Sep Air India

Also check the deals for return flights from Delhi to Singapore in September.

Skyscanner

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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