Cheapest return flights from Chicago to San Juan in July from 240€

AirHint found the following cheapest return flights from Chicago (ORD) to San Juan (SJU) in July 2025 (see full year).

Return flights

28 Jul - 01 Aug Frontier Airlines
28 Jul - 03 Aug Frontier Airlines
28 Jul - 31 Jul Frontier Airlines
31 Jul - 03 Aug Frontier Airlines
31 Jul - 07 Aug Frontier Airlines
30 Jul - 06 Aug Frontier Airlines
30 Jul - 07 Aug Spirit Airlines
28 Jul - 07 Aug Spirit Airlines
30 Jul - 14 Aug Spirit Airlines
28 Jul - 14 Aug Spirit Airlines
31 Jul - 14 Aug Spirit Airlines
29 Jul - 31 Jul Frontier Airlines
28 Jul - 29 Jul Spirit Airlines
27 Jul - 29 Jul Spirit Airlines
30 Jul - 31 Jul Spirit Airlines direct
28 Jul - 31 Jul Spirit Airlines direct
28 Jul - 30 Jul Spirit Airlines direct
28 Jul - 29 Jul Spirit Airlines direct
27 Jul - 31 Jul Spirit Airlines
27 Jul - 31 Jul Spirit Airlines direct

Also check the deals for one-way flights from Chicago to San Juan in July.

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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