Cheapest return flights from Houston to Singapore in January from $876

AirHint found the following cheapest return flights from Houston (IAH) to Singapore (SIN) in January 2026 (see full year).

Return flights

29 Jan - 05 Feb Turkish Airlines
21 Jan - 28 Jan Turkish Airlines
28 Jan - 09 Feb Spirit Airlines
19 Jan - 20 Feb Turkish Airlines
31 Jan - 07 Feb Turkish Airlines
05 Jan - 07 Feb Spirit Airlines
02 Jan - 09 Jan Frontier Airlines
02 Jan - 08 Jan Frontier Airlines

Also check the deals for one-way flights from Houston to Singapore in January.

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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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