AirHint found the following cheapest return flights from Boston (BOS) to Guatemala City (GUA) in December 2025 (see full year).

Return flights

02 Dec - 08 Dec	Spirit Airlines
14 Dec - 24 Jan	Arajet
02 Dec - 05 Dec	Spirit Airlines
02 Dec - 07 Dec	Spirit Airlines
01 Dec - 07 Dec	jetBlue
01 Dec - 08 Dec	Spirit Airlines
01 Dec - 05 Dec	Spirit Airlines
02 Dec - 23 Dec	Spirit Airlines
25 Dec - 10 Jan	Spirit Airlines
19 Dec - 28 Dec	Spirit Airlines
30 Dec - 04 Jan	Spirit Airlines
20 Dec - 27 Dec	Spirit Airlines
25 Dec - 27 Dec	Spirit Airlines
26 Dec - 10 Jan	Frontier Airlines
18 Dec - 04 Jan	Spirit Airlines
20 Dec - 10 Jan	Spirit Airlines

Also check the deals for one-way flights from Boston to Guatemala City in December.

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 Guatemala City in December from $300

Return flights