Cheapest return flights from Chicago to Singapore in December from 1378€

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

Return flights

16 Dec - 06 Jan ANA
28 Dec - 11 Jan Delta
12 Dec - 04 Jan Cathay Pacific
13 Dec - 04 Jan Delta
18 Dec - 04 Jan Air India
18 Dec - 03 Jan Delta

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

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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