150 of what currency? USD? Euros? CAD? Travel cages are generally cheap, being less than $50 USD, most under $30 USD.

I use a super tiny "finch" cage for my bird's travel cage: https://www.amazon.com/YML-A1124MBLK-Flat-Small-Parakeet/dp/B01HO0JAPO/ref=sr_1_59 With a cotton rope perch, they're very happy traveling around in it.

The brand Kaytee also has cheap carriers like https://www.amazon.com/Kaytee-Travel-Carrier-Medium-Colors/dp/B0002ASBUO/ref=sr_1_12 and https://www.amazon.com/Kaytee-Along-Carrier-Assorted-Colors/dp/B0002ASBTU/ref=sr_1_9