Cheapest return flights from Houston to Singapore in October from $961

Best time to book flights for Houston (IAH) to Singapore (SIN) flights at AirHint

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

Return flights

17 Oct - 25 Oct Air Canada
17 Oct - 26 Oct Air Canada
12 Oct - 18 Oct Air Canada
25 Oct - 01 Nov United

Also check the deals for one-way flights from Houston 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.

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