AirHint found the following cheapest return flights from Buffalo (BUF) to San Juan (SJU) in August 2026 (see full year).
Return flights
| 01 Aug - 07 Aug | Frontier Airlines | ||
| 15 Aug - 21 Aug | Frontier Airlines | ||
| 24 Aug - 26 Aug | Frontier Airlines | ||
| 29 Aug - 02 Sep | Delta | ||
| 12 Aug - 17 Aug | Frontier Airlines | ||
| 08 Aug - 15 Aug | Frontier Airlines |
Also check the deals for one-way flights from Buffalo to San Juan in August.
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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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