Cheapest return flights from Istanbul to Singapore in October from $571

Best time to book flights for Istanbul (IST) to Singapore (SIN) flights at AirHint

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

Return flights

27 Oct - 01 Nov Air Arabia
01 Oct - 06 Oct IndiGo
06 Oct - 13 Oct Pegasus Airlines
06 Oct - 09 Oct Pegasus Airlines
01 Oct - 07 Oct IndiGo
06 Oct - 19 Oct Pegasus Airlines
23 Oct - 02 Nov Air Arabia
11 Oct - 19 Oct IndiGo
04 Oct - 18 Oct IndiGo
24 Oct - 29 Oct Turkish Airlines
02 Oct - 28 Oct Turkish Airlines
24 Oct - 27 Oct Turkish Airlines
24 Oct - 14 Nov Turkish Airlines
24 Oct - 14 Nov Turkish Airlines direct
27 Oct - 01 Nov Turkish Airlines direct
23 Oct - 02 Nov Turkish Airlines direct

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

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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore