Cheapest one-way flights from Rockford to Santiago in April from $149

AirHint found the following cheapest one-way flights from Rockford (RFD) to Santiago (STI) in April 2026 (see full year).

One-Way flights

12 Apr Allegiant Air
19 Apr Allegiant Air
23 Apr Allegiant Air
16 Apr Allegiant Air
20 Apr Allegiant Air
17 Apr Allegiant Air
13 Apr Allegiant Air

Also check the deals for return flights from Rockford to Santiago in April.

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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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