AirHint found the following cheapest return flights from Boston (BOS) to Cancun (CUN) in June 2026 (see full year).

Return flights

01 Jun - 10 Jun	Delta	direct
09 Jun - 16 Jun	Delta	direct
07 Jun - 10 Jun	Spirit Airlines
01 Jun - 07 Jun	Spirit Airlines
25 Jun - 28 Jun	Delta	direct
01 Jun - 18 Jun	Spirit Airlines
01 Jun - 21 Jun	Spirit Airlines
01 Jun - 12 Jun	Spirit Airlines
07 Jun - 18 Jun	Spirit Airlines
07 Jun - 22 Jun	Spirit Airlines

Also check the deals for one-way flights from Boston to Cancun in June.

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 Boston to Cancun in June from 258€

Return flights