Cheapest return flights from South Bend to San Juan in December from $727

AirHint found the following cheapest return flights from South Bend (SBN) to San Juan (SJU) in December 2025 (see full year).

Return flights

17 Dec - 24 Dec Delta
30 Dec - 03 Jan American Airlines

Also check the deals for one-way flights from South Bend to San Juan 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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