Cheapest return flights from Kansas City to San Juan in March from 336€

AirHint found the following cheapest return flights from Kansas City (MCI) to San Juan (SJU) in March 2026 (see full year).

Return flights

27 Mar - 31 Mar Frontier Airlines
24 Mar - 28 Mar Allegiant Air
25 Mar - 29 Mar Frontier Airlines
26 Mar - 31 Mar Allegiant Air
22 Mar - 28 Mar Spirit Airlines
22 Mar - 27 Mar Spirit Airlines
21 Mar - 27 Mar Southwest Airlines
23 Mar - 26 Mar Southwest Airlines
22 Mar - 25 Mar Delta
20 Mar - 27 Mar Delta

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

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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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