Is a 2½ hr layover in Nantes long enough?

NTE · Nantes Atlantique · Nantes, France
Probably Enough
Long layover territory; the terminal has limited amenities to fill the time.
Concourses
2
Max Transit
10m
Avg. Security
10m
Primary Hub
Schengen → Schengen
30min
Schengen → Non-Schengen
40min
Non-Schengen → Schengen
40min
Non-Schengen → Non-Schengen
45min
AD PLACEMENT — CONTEXTUAL
Nantes Atlantique is small enough that gate-to-gate walks rarely take more than 5-10 minutes.
If connecting between Schengen and non-Schengen flights, budget extra time for the passport check in the corridor linking the two halls.
There are limited flight frequencies outside peak morning and evening banks, so a missed connection can mean several hours' wait.
Airport signage is in French and English, but staff are used to helping transfer passengers navigate quickly given the terminal's small size.
Avoid tight connections during July-August holiday peaks and school-break periods when queues at the single security checkpoint lengthen.
12a6a12p6p12a
Low risk
Moderate
High risk
Tight connections are safer outside peak hours. Morning rush (6–9a), midday (11a–2p), and evening (4–8p) are highest risk.
All flights operate from one terminal building split into a Schengen/domestic hall and a smaller international hall, connected by a short indoor corridor. Passengers transferring between Schengen and non-Schengen flights pass through passport control and sometimes a secondary security check, but there is no shuttle or train required anywhere in the airport.
Is 2½ hours enough for a layover at NTE?

Long layover territory; the terminal has limited amenities to fill the time.

AD PLACEMENT — BEFORE FOOTER