Proof of Travel
Category
Proof of onward travel means different things to an airline check-in desk, a border officer, and a consulate, and a document built for one does not always satisfy the others.
Nicaragua is the fourth true CA-4 signatory alongside Guatemala, Honduras, and El Salvador, and the agreement does not remove the onward or dummy ticket check required at first entry to the zone.
Honduras runs flights through three airports and shares a 90-day CA-4 clock with its neighbors, and an onward ticket has to satisfy both the airline and that shared timeline.
El Salvador belongs to the CA-4 border bloc, but that shared zone doesn't remove the onward ticket check at your first port of entry. Here's what actually gets verified, and by whom.
Belize sits outside the CA-4 agreement, so its Guatemala border and Belize City airport each run independent onward-ticket checks for visa-exempt visitors.
Tanzania checks for proof of onward travel at check-in and immigration alike, and a dummy ticket, also called an onward ticket, is the document that satisfies it.
Thailand's visa-exemption scheme requires proof of onward travel, but enforcement varies by checkpoint. A compliance case study walks through booking, check-in, and arrival requirements.
A KLM check-in dispute shows why an onward ticket and a return ticket satisfy different requirements, and how a ticketed PNR resolved the confusion at the gate.
Free dummy ticket generator sites produce a PDF, not a real airline reservation, and that gap is exactly what verification checks catch.
Guatemala immigration can ask for proof of onward travel at arrival, but the CA-4 Border Control Agreement shifts where document checks actually happen.
Ryanair, easyJet, and Wizz Air each shift onward-ticket responsibility onto the passenger, but they enforce it with very different consistency at the gate.
A one-way Lagos-Istanbul-Baku booking shows why Turkish Airlines checks onward travel documents at three different points, and what proof actually clears each one.