Yes, you can delete your state return and only pay for your federal return by taking the steps below.
You can delete your TurboTax Online state return as long as you haven't paid for it yet (or registered in a free version):
1.Sign in to your return, if you're not already signed in.
(To do this, sign in to TurboTax and select the orange
Take me to my return button.)
2.Click
State Taxes near the top of your screen, and then Select Your State Returns.
3.On that screen, click the
Delete link right next to the
Edit button, and then answer
Yes.
For more information please see the following FAQ article below.
https://ttlc.intuit.com/replies/3301384