Cheapest return flights from Austin to San Juan in November from $270

AirHint found the following cheapest return flights from Austin (AUS) to San Juan (SJU) in November 2025 (see full year).

Return flights

21 Nov - 22 Nov Spirit Airlines
21 Nov - 24 Nov Spirit Airlines
17 Nov - 24 Nov Spirit Airlines
13 Nov - 22 Nov Frontier Airlines
27 Nov - 03 Dec Spirit Airlines
27 Nov - 06 Dec Spirit Airlines
21 Nov - 03 Dec Spirit Airlines
21 Nov - 06 Dec Spirit Airlines
29 Nov - 03 Dec Spirit Airlines
20 Nov - 21 Nov Spirit Airlines
16 Nov - 24 Nov Frontier Airlines
29 Nov - 19 Dec Spirit Airlines
17 Nov - 22 Nov Frontier Airlines
20 Nov - 06 Dec Spirit Airlines
16 Nov - 22 Nov Frontier Airlines
21 Nov - 23 Nov Spirit Airlines
17 Nov - 21 Nov Frontier Airlines
25 Nov - 28 Dec Spirit Airlines
15 Nov - 03 Dec Spirit Airlines
16 Nov - 03 Dec Spirit Airlines

Also check the deals for one-way flights from Austin to San Juan in November.

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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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