I'm going to be late. vs I'm running late.

Both phrases are correct and commonly used in English to indicate that someone will arrive after the expected time. 'I'm going to be late' implies a future action of being late, while 'I'm running late' suggests that the person is currently behind schedule. The choice between the two depends on the specific context and timing of the lateness.

Last updated: March 26, 2024 • 8453 views

I'm going to be late.

This phrase is correct and commonly used to indicate that someone will arrive after the expected time.

This phrase is used to inform others that you will not arrive on time for a future event or appointment.

Examples:

I'm going to be late for the meeting tomorrow.
She said she's going to be late for the party.
He's going to be late for his flight if he doesn't hurry.
We're going to be late for the movie if we don't leave now.
Are you going to be late for the train?

Show examples from the web [+]

Listen, my darling, I'm going to be late.
Dad, I'm going to be late.
I beg your pardon, Nurse, but I really need to go now or I'm going to be late.
Mommy, I'm going to be late.
Dad, I'm going to be late.
I should tell somebody I'm going to be late.
Missing for 35 years and I'm going to be late.
I'm going to be late.
It's none of your business if I'm going to be late.
Okay, I'm going to be late.
I've got to go, babe, I'm going to be late.
I got to go to school. I'm going to be late.
I was supposed to have dinner with him and his son tonight, and I think I'm going to be late.
Mom, I'm going to be late.
It said, "Don't hold dinner. I'm going to be late."
I'm going to be late, I'm going to be late.
I'm going to be late.
I'm going to be late.
I'm going to be late.
I'm going to be late.

Alternatives:

I will arrive late.
I will be delayed.
I will not make it on time.
I will be running behind schedule.
I will be tardy.

I'm running late.

This phrase is correct and commonly used to indicate that someone is currently behind schedule.

This phrase is used to inform others that you are currently delayed and may not arrive on time for an event or appointment.

Examples:

I'm running late for the meeting.
She's running late for the concert.
He's running late for his appointment.
We're running late for the movie.
Are you running late for the train?

Show examples from the web [+]

Look, I'm running late.
This breakfast looks great, but I'm running late.
Carl, I'm running late.
Carl, I'm running late.
I'm running late. I got to pick up Gracie.
I'm running late. I'm on my way right now.
Listen, I'm running late.
- I don't have them. I'm running late.
Sure this comes as a shock to you, but I'm running late.
I'm supposed to be meeting with Mrs. Gentry right now, and I'm running late.
I left them at home and I'm running late.
Love it, but not today. I'm running late.
Well, I was going to pick her up and take her to that, but I'm running late.
You tell mom I'm running late.
Somebody who can be flexible when I'm running late.
Quickly, you fuzz, I'm running late.
Playing a little gig tonight and I'm running late.
It's my first day of work, and I'm running late.
Yeah. Just tell them I'm running late.
I know I'm running late.

Alternatives:

I'm behind schedule.
I'm delayed.
I'm falling behind.
I'm running behind.
I'm not on time.

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I'm going to be late. vs I'm running late.