Do I need Schengen visa for transit airports? [duplicate]

I am flying from USA to India and transit airport is in Amsterdam and Paris.

Forward journey is USA -> Amsterdam -> India
and return is India -> Paris -> USA.

I am not planning to go outside airport.

Do I need visa even to stay in the airport?

BTW, I am Indian citizen with valid US visa.

I researched some past questions and found that a Schengen visa is needed if flight is between Schengen countries. Is a Schengen visa/transit visa required for a transit flight through two Schengen airports?

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Can you transit without Schengen visa?

If you have a connection between two airports in the Schengen Area, or if the airport through which you wish to enter the French territory is closed overnight for the duration of the transit, you must hold a valid short-stay Schengen visa.

Do I need a transit visa for a connecting flight in Europe?

A transit visa is a travel document allowing you to pass through another country until you reach your destination. For example, if you are traveling from India to the US, but you need to stop in the Schengen Zone to continue your flight for the US, you require a transit visa for the Schengen Area.

Do you need a transit visa for connecting flights?

Most countries that normally require that you have a visa, do not require the visa if you are a transit passenger, someone who is only transiting through the airport. As you don't go through immigration, and you don't enter the country, hence no visa is needed.

Do I need a transit visa if I have two layovers in Europe?

1. Re: Do I need a transit visa if I have two layovers in Europe? "Will I need a transit visa?" No, you will need a regular Schengen Visa (Type C).

Schengen Visa Types | Schengen Transit Visa - Transit Through the Schengen Zone by Air or Sea

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