“It was the cheapest route.”
Two layovers.
Three airports.
One final destination.
Everything looked fine when booking.
Then check-in happened.
Many travellers check only the destination country.
But every layover can create its own travel requirement.
One stop may be simple.
The next stop may not be.
Airlines check the entire journey before allowing you to board.
A cheaper route can sometimes carry more compliance risk.
The booking confirmation does not guarantee every stop is allowed.
Airlines must confirm that passengers appear eligible to complete the full journey.
If one stop creates uncertainty, they may refuse to issue a boarding pass.
This can happen even when:
With multi-layover routes, every stop matters.
Transit rules are not the same everywhere.
The outcome can change based on:
One missed stop can block the entire trip.
Multi-layover problems are difficult to fix at the airport.
By the time the airline flags the issue, changing the route may be expensive or impossible.
Before you travel, check every transit country, your passport, and your final destination together.
👉 Do you need a visa before travel?
👉 Check transit rules by passport and layover country
👉 Check entry requirements for your destination
👉 Read more transit visa guides
👉 Read more layover mistake guides