How much exactly do I have to pay to file my taxes this year

[ALL GAHN]

It depends upon your tax situation and whether you want to use Online or Desktop (also whether you want expert assistance).

Online see: https://turbotax.intuit.com/personal-taxes/online/

[VolvoGirl]

If you are not in the Free Edition......

How to review your fees
https://ttlc.intuit.com/community/charges-and-fees/help/how-do-i-review-my-fees-in-turbotax-online/0...

For help with fees
https://ttlc.intuit.com/turbotax-support/en-us/help-article/intuit-account-billing/reduce-fees/L3Kp3...