How to Say "side window" in Spanish
The Spanish word for “side window” is “ventanilla” — A2 level. This is a very common word in everyday Spanish.

Examples
Prefiero el asiento de ventanilla en el avión.
I prefer the window seat on the plane.
Baja la ventanilla del coche para que entre aire fresco.
Roll down the car window to let some fresh air in.
Miraba el paisaje a través de la ventanilla del tren.
I was looking at the landscape through the train window.
Specific Vocabulary
Spanish distinguishes between house windows (ventana) and vehicle windows (ventanilla). Using 'ventanilla' makes you sound much more like a native speaker.
Windows in cars
Mistake: “Abre la ventana del carro.”
Correction: Abre la ventanilla del carro. While people will understand you, 'ventanilla' is the precise term for vehicle windows.
Related Translations
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