Cheapest return flights from Milwaukee to San Juan in April from $214

Best time to book flights for Milwaukee (MKE) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from Milwaukee (MKE) to San Juan (SJU) in April 2025 (see full year).

Return flights

22 Apr - 29 Apr United
26 Apr - 30 Apr United
07 Apr - 10 Apr Spirit Airlines
15 Apr - 19 Apr Frontier Airlines
13 Apr - 17 Apr Spirit Airlines
03 Apr - 10 Apr Spirit Airlines
12 Apr - 17 Apr Frontier Airlines
05 Apr - 12 Apr Spirit Airlines
10 Apr - 17 Apr Frontier Airlines
06 Apr - 13 Apr Spirit Airlines

Also check the deals for one-way flights from Milwaukee to San Juan in April.

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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