Cheapest return SFO–GUA flights, May

AirHint found the following cheapest return flights from San Francisco (SFO) to Guatemala City (GUA) in May 2026 (see full year).

Return flights

19 May - 26 May Frontier Airlines
25 May - 01 Jun Alaska Airlines
16 May - 26 May Frontier Airlines
15 May - 27 May Frontier Airlines
23 May - 29 May Frontier Airlines
13 May - 15 May Alaska Airlines
29 May - 03 Jun Frontier Airlines
13 May - 16 May Alaska Airlines
31 May - 27 Jun Frontier Airlines
20 May - 23 May Frontier Airlines
16 May - 31 May Frontier Airlines
06 May - 09 May Frontier Airlines
22 May - 03 Jun Frontier Airlines
14 May - 20 May Alaska Airlines
26 May - 07 Jun Avianca

Also check the deals for one-way flights from San Francisco to Guatemala City in May.

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