Cheapest one-way flights from Grand Rapids to Singapore in January from $610

AirHint found the following cheapest one-way flights from Grand Rapids (GRR) to Singapore (SIN) in January 2026 (see full year).

One-Way flights

29 Jan Allegiant Air
21 Jan United

Also check the deals for return flights from Grand Rapids to Singapore in January.

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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