Cheapest return flights from Boston to Cancun in January from $258

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

Return flights

10 Jan - 17 Jan Spirit Airlines
24 Jan - 31 Jan Spirit Airlines
19 Jan - 24 Jan Aeromexico
09 Jan - 24 Jan Aeromexico
18 Jan - 22 Jan Aeromexico
21 Jan - 30 Jan Aeromexico
29 Jan - 05 Feb Aeromexico
23 Jan - 07 Feb Aeromexico
23 Jan - 27 Jan Aeromexico
09 Jan - 17 Jan Spirit Airlines
31 Jan - 07 Feb Spirit Airlines
18 Jan - 23 Jan Spirit Airlines
18 Jan - 24 Jan Spirit Airlines
18 Jan - 05 Feb Spirit Airlines
18 Jan - 07 Feb Spirit Airlines
30 Jan - 05 Feb Spirit Airlines
30 Jan - 07 Feb Spirit Airlines
24 Jan - 05 Feb Spirit Airlines
24 Jan - 07 Feb Spirit Airlines
29 Jan - 07 Feb Spirit Airlines

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

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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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