Looking on the internet deeply has found these results:

looking forward to is the most popular phrase on the web.

looking forward for 13,470,000 results on the web	looking forward to 1154,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
I was looking forward to thanking her for her work. But you've been looking forward to this date for weeks. I've been looking forward to this chat for quite some time. I'm looking forward to seeing that for myself. The EESC is looking forward for the next biennial report on DAP in 2008. Well, girls, tomorrow's the day I've been looking forward to for three years. This is the moment that really every motoring enthusiast in the world has been looking forward to for years. Dear colleagues, I would like to thank you all for your attention and solidarity, which the nations of the Baltic countries have been looking forward to for so many years.	It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

looking forward for

13,470,000 results on the web

looking forward to

1154,000,000 results on the web

More popular!

I was looking forward to thanking her for her work.
But you've been looking forward to this date for weeks.
I've been looking forward to this chat for quite some time.
I'm looking forward to seeing that for myself.
The EESC is looking forward for the next biennial report on DAP in 2008.
Well, girls, tomorrow's the day I've been looking forward to for three years.
This is the moment that really every motoring enthusiast in the world has been looking forward to for years.
Dear colleagues, I would like to thank you all for your attention and solidarity, which the nations of the Baltic countries have been looking forward to for so many years.

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.