Going to vs I'm about to

When to use each in English, with meaning, register, and examples.

Going to

Top 1,000 (very common)

I'm about to

Top 1,000 (very common)

	Going to	I'm about to
Pronunciation	🇬🇧 //ˈɡəʊɪŋ tə// 🇺🇸 //ˈɡoʊɪŋ tə//	🇬🇧 //aɪm əˈbaʊt tuː// 🇺🇸 //aɪm əˈbaʊt tu//
Meaning	Plans to do something in the future.	I'm going to do something soon.
Example	I am going to visit my grandparents this weekend.	I'm about to leave the house for the party.
Register	Neutral	Neutral
How common	Top 1,000 (very common)	Top 1,000 (very common)
Collocations	going to the store, going to the beach, going to work	about to leave, about to start, about to happen, about to eat, about to finish
Common mistakes	Using 'going to' with present continuous instead of simple form., Confusing 'going to' with 'going for' when discussing trips., Neglecting to use 'to' after 'going'.	Omitting the verb after 'about to'., Using 'about to' with a past tense verb., Confusing 'about to' with 'going to' for future plans.
Usage notes	Use 'going to' for future plans. Avoid in formal writing; use 'will' instead in such cases.	Use this phrase when you want to indicate that you are on the verge of doing something. It is commonly used in spoken English and can express excitement or urgency, but avoid it in very formal contexts.

See it in real clips

She's gettin' the shot. I'm going to go get my little black medical book.

How I Met Your Mother › S1 E1

Oh, I can't. I'm going to Orlando for a week on Friday.

These are going to make me...

She's gettin' the shot. I'm going to go get my little black medical book.

How I Met Your Mother › S1 E1

Oh, I can't. I'm going to Orlando for a week on Friday.

Going to

Avengers › Avengers Endgame

I'm about to hit you in the head

Please, punish me. I'm about to.

Avengers › Avengers Endgame

I'm about to hit you in the head

Please, punish me. I'm about to.

I'm about to

Frequently asked questions: Going to vs I'm about to

What's the difference between Going to and I'm about to?

Going to: Plans to do something in the future. I'm about to: I'm going to do something soon.

Can you show an example of each?

Going to: I am going to visit my grandparents this weekend. I'm about to: I'm about to leave the house for the party.

Can I use Going to and I'm about to interchangeably?

Not always. Going to and I'm about to are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.