AirHint found the following cheapest return flights from San Francisco (SFO) to Cartagena (CTG) in January 2026 (see full year).
Return flights
| 05 Jan - 13 Feb | Delta | ||
| 05 Jan - 12 Feb | Frontier Airlines | ||
| 14 Jan - 21 Jan | Frontier Airlines | ||
| 03 Jan - 11 Feb | Frontier Airlines | ||
| 01 Jan - 11 Jan | jetBlue |
Also check the deals for one-way flights from San Francisco to Cartagena in January.
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