Absolutely.
Follow these steps:
1. Open
your return in TurboTax Online.
(To do this, sign in to TurboTax and select the Take me to my return button.)
2. Select File an extension at
the bottom of the column on the left side of the screen.
3. If
you don't see the File
an extension button in Step 2 above, search for extend in the upper
right and select the Jump
to link at the top of your search results.
4. Follow
the onscreen instructions to e-file your extension.
For
more information and the source, follow this link: How to File an Individual Extension