AirHint found the following cheapest return flights from Singapore (SIN) to Budapest (BUD) in September 2025 (see full year).

Return flights

15 Sep - 22 Sep	IndiGo
17 Sep - 20 Sep	China Southern
20 Sep - 28 Sep	IndiGo
19 Sep - 29 Sep	IndiGo
07 Sep - 14 Sep	Turkish Airlines
12 Sep - 19 Sep	IndiGo
23 Sep - 04 Oct	Turkish Airlines
12 Sep - 26 Sep	IndiGo
05 Sep - 13 Sep	Turkish Airlines
28 Sep - 04 Oct	Air France

Also check the deals for one-way flights from Singapore to Budapest in September.

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 Singapore to Budapest in September from 556€

Return flights