AirHint found the following cheapest return flights from Newcastle (NCL) to Buenos Aires (AEP) in November 2025 (see full year).
Return flights
| 04 Nov - 21 Nov | Jet2 | ||
| 15 Nov - 01 Dec | Air France | ||
| 01 Nov - 08 Nov | Ryanair | ||
| 20 Nov - 23 Nov | KLM |
Also check the deals for one-way flights from Newcastle to Buenos Aires in November.
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