Do I clear customs on connecting AEP flight?

Connecting flights at AEP (Buenos Aires)

If you’re transiting through Buenos Aires’ AEP (Aeroparque) with a connecting flight, whether you must go through customs usually depends on where you’re arriving from and how your onward ticket is routed.

From the travel threads in the provided stories, the key practical point is that travelers specifically ask whether connecting passengers are treated as “arriving” for customs/border purposes or whether they can stay inside the transit area between flights. The stories also reflect that customs procedures can feel unpredictable at U.S. airports—so passengers frequently try to confirm the rule for their exact airport and itinerary.

What to check before you fly

• Your passport/border status on arrival (international arrival vs. transit)
• Whether your tickets are on one itinerary (single booking vs. separate tickets)
• Where your bag is checked to (final destination vs. needing re-claim)
• Airport signage at the connector (sometimes transit passengers are routed around formal arrivals)

Because the story excerpt doesn’t include the specific answer for AEP, the safest planning approach is to confirm with your airline or check your itinerary details in your boarding pass/app for “arrival/entry” processing instructions.

Why it matters

Failing to plan for customs can cause missed connections, extra waits, and additional documents needed at the border. If customs is required, build more connection time and plan for longer queues and possible re-checking of luggage.