Cheapest return flights from Houston to Singapore in December from 996€

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

Return flights

11 Dec - 26 Dec Frontier Airlines
09 Dec - 07 Jan Frontier Airlines
15 Dec - 07 Jan Frontier Airlines
05 Dec - 29 Dec United
20 Dec - 27 Dec Spirit Airlines
06 Dec - 12 Dec Delta
17 Dec - 09 Jan United
21 Dec - 03 Jan Frontier Airlines
19 Dec - 26 Dec Qatar Airways
18 Dec - 04 Jan Frontier Airlines
21 Dec - 01 Jan Air France

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

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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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