Cheapest return RFD–SJU flights, July

AirHint found the following cheapest return flights from Rockford (RFD) to San Juan (SJU) in July 2026 (see full year).

Return flights

02 Jul - 07 Jul Allegiant Air
24 Jul - 29 Jul Allegiant Air
17 Jul - 25 Jul Allegiant Air
13 Jul - 21 Jul Allegiant Air
09 Jul - 14 Jul Allegiant Air
02 Jul - 05 Jul Allegiant Air
03 Jul - 07 Jul Allegiant Air
05 Jul - 19 Jul Allegiant Air
04 Jul - 07 Jul Allegiant Air
03 Jul - 09 Jul Allegiant Air
31 Jul - 07 Aug Allegiant Air
27 Jul - 02 Aug Allegiant Air

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

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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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