To apply for a transit visa, you will need to provide the following documents:
* A valid passport
* A completed visa application form
* A copy of your flight itinerary
* Proof of onward travel
* A visa fee
The visa fee for a transit visa is €20.
If your transit stay in Turkey is longer than 24 hours, you will also need to provide proof of accommodation.
Once you have obtained your visa, you can travel to Turkey. When you arrive at the airport, you will need to present your visa to the immigration officer. You will also be required to fill out a customs declaration form.
After you have cleared customs, you can proceed to your onward flight.