Cheapest return flights from Salt Lake City to San Juan in September from $462

Best time to book flights for Salt Lake City (SLC) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from Salt Lake City (SLC) to San Juan (SJU) in September 2025 (see full year).

Return flights

10 Sep - 14 Sep American Airlines

Also check the deals for one-way flights from Salt Lake City to San Juan in September.

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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