AirHint found the following cheapest return flights from Minneapolis (MSP) to Monrovia (ROB) in December 2025 (see full year).
Return flights
| 03 Dec - 26 Dec | Frontier Airlines | ||
| 11 Dec - 31 Dec | Brussels Airlines | ||
| 14 Dec - 04 Jan | Sun Country Airlines | ||
| 19 Dec - 19 Jan | Sun Country Airlines | ||
| 22 Dec - 30 Dec | Brussels Airlines |
Also check the deals for one-way flights from Minneapolis to Monrovia in December.
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