We do not have enough data on this route to provide a reliable graph showing how many days before departure it is the best to book.
However, usually the closer it is to the departure, the more expensive the tickets are.
The most popular airlines on the route Glasgow - Athens: British Airways (BA).
The cheapest flights you can book on the route Glasgow Intl Airport (GLA) - Eleftherios Venizelos (ATH).
There is no direct flight on the route from Glasgow to Athens
The shortest flights with change last about 25h 0min.
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