AirHint found the following cheapest return flights from Rio Negro (MDE) to San Juan (SJU) in March 2026 (see full year).

Return flights

11 Mar - 25 Mar	Copa
05 Mar - 11 Mar	Copa
10 Mar - 15 Mar	Avianca
05 Mar - 11 Mar	jetBlue	direct
20 Mar - 23 Mar	Avianca	direct
27 Mar - 04 Apr	jetBlue	direct
27 Mar - 05 Apr	jetBlue	direct
14 Mar - 20 Mar	Copa
14 Mar - 20 Mar	Avianca	direct
28 Mar - 05 Apr	jetBlue	direct
01 Mar - 04 Mar	Spirit Airlines
01 Mar - 02 Mar	Spirit Airlines
01 Mar - 03 Mar	Spirit Airlines
29 Mar - 05 Apr	jetBlue	direct
27 Mar - 01 Apr	Spirit Airlines
30 Mar - 01 Apr	Spirit Airlines
11 Mar - 01 Apr	Spirit Airlines
28 Mar - 01 Apr	Spirit Airlines
18 Mar - 01 Apr	Spirit Airlines
14 Mar - 01 Apr	Spirit Airlines

Also check the deals for one-way flights from Rio Negro to San Juan in March.

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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Cheapest return flights from Rio Negro to San Juan in March from $213

Return flights