Cheapest return flights from Pittsburgh to San Juan in September from 215€

AirHint found the following cheapest return flights from Pittsburgh (PIT) to San Juan (SJU) in September 2025 (see full year).

Return flights

30 Sep - 03 Oct Delta
22 Sep - 29 Sep Frontier Airlines
30 Sep - 16 Oct Spirit Airlines
19 Sep - 22 Sep Frontier Airlines
30 Sep - 15 Oct Spirit Airlines
18 Sep - 22 Sep Frontier Airlines
30 Sep - 05 Oct Spirit Airlines
20 Sep - 03 Oct Spirit Airlines
22 Sep - 03 Oct Spirit Airlines
19 Sep - 03 Oct Spirit Airlines
20 Sep - 21 Sep United
20 Sep - 05 Oct Spirit Airlines
22 Sep - 05 Oct Spirit Airlines
19 Sep - 05 Oct Spirit Airlines
20 Sep - 29 Sep Spirit Airlines
20 Sep - 24 Sep Spirit Airlines
22 Sep - 24 Sep Spirit Airlines
19 Sep - 29 Sep Spirit Airlines
19 Sep - 24 Sep Spirit Airlines
18 Sep - 29 Sep Spirit Airlines

Also check the deals for one-way flights from Pittsburgh 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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