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

Return flights

19 Sep - 22 Sep	United
06 Sep - 19 Sep	United
28 Sep - 02 Oct	United
07 Sep - 20 Sep	United
09 Sep - 16 Sep	United
20 Sep - 05 Oct	United
16 Sep - 20 Oct	United
16 Sep - 18 Oct	United
11 Sep - 21 Sep	United
29 Sep - 20 Oct	United
30 Sep - 03 Oct	United
16 Sep - 29 Sep	Delta
12 Sep - 20 Sep	jetBlue
12 Sep - 15 Sep	jetBlue
30 Sep - 05 Oct	Delta

Also check the deals for one-way flights from Miami to Singapore 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 Miami to Singapore in September from $895

Return flights