In 15 Seconds
- Use it when you are behind your planned schedule.
- It is a polite warning that you will arrive late.
- Commonly used in texts, calls, and professional emails.
Meaning
This phrase means you are behind schedule and will arrive later than you planned. It is a polite way to tell someone you are on your way but not on time.
Key Examples
3 of 6Texting a friend about dinner
Hey, I'm running about ten minutes late!
Hey, I'm running about ten minutes late!
In a professional email to a client
I'm running a bit late due to traffic, but I'll be there soon.
I'm running a bit late due to traffic, but I'll be there soon.
A humorous moment with a partner
I'm running late... again. Don't start the movie without me!
I'm running late... again. Don't start the movie without me!
Cultural Background
In US business culture, 'running late' is acceptable if you notify the person immediately. Being 5 minutes late without a text is often seen as rude. The British often use 'a bit' to downplay the lateness, even if they are significantly late, to sound more polite. Punctuality is highly valued. 'Running late' is a serious matter and should be accompanied by a valid reason, not just 'I'm late.' In social settings, 'running late' is often expected. If a party starts at 8 PM, arriving at 8:30 PM is often considered 'on time.'
Add the time
Always try to say HOW late you are. 'I'm running 5 minutes late' is much better than just 'I'm running late.'
Don't over-apologize
If you are only 2 minutes late, a simple 'Sorry, running a bit late' is enough. Over-apologizing can make the situation feel more awkward.
In 15 Seconds
- Use it when you are behind your planned schedule.
- It is a polite warning that you will arrive late.
- Commonly used in texts, calls, and professional emails.
What It Means
Running late is your go-to phrase for life's little delays. It means your current progress is slower than your schedule. You aren't just 'late' yet; you are in the process of being late. It implies you are moving, trying, or currently in transit. It feels more active than just saying 'I am late.'
How To Use It
You usually pair it with the verb to be. You can say I'm running late or We're running late. It works perfectly in the present continuous tense. Add a bit or a little to make it sound softer. For example, I'm running a few minutes late sounds very natural. It’s the perfect 'heads-up' message to send via text.
When To Use It
Use it the moment you realize you won't make it on time. Use it when traffic is heavy on your way to dinner. Use it at work when a meeting goes over its scheduled time. It is great for social hangouts, doctor appointments, or catching a flight. It shows you respect the other person's time. Even if you are only two minutes behind, it’s a kind gesture.
When NOT To Use It
Don't use it if you haven't even left your house yet. In that case, just say I'm going to be late. Don't use it for very serious, long delays like being three hours behind. That requires a bigger explanation. Also, avoid using it repeatedly with the same person. They might start to think you're just disorganized!
Cultural Background
In many English-speaking cultures, punctuality is highly valued. Being 'on time' actually means arriving five minutes early. Running late acts as a social safety net. It softens the blow of being tardy. It suggests that you are 'running'—metaphorically or literally—to get there. It shows effort and a desire to be there as soon as possible.
Common Variations
You might hear people say running behind or running behind schedule. These are slightly more formal and common in offices. If you are very late, you might say running way behind. In a rush? You could say I'm running late, catch you later! as you dash out the door. It’s a very flexible part of daily English life.
Usage Notes
This is a neutral phrase suitable for almost any situation. In very formal writing, use 'delayed' or 'behind schedule' instead.
Add the time
Always try to say HOW late you are. 'I'm running 5 minutes late' is much better than just 'I'm running late.'
Don't over-apologize
If you are only 2 minutes late, a simple 'Sorry, running a bit late' is enough. Over-apologizing can make the situation feel more awkward.
Use 'Running Behind'
In a professional email to a client, 'running behind schedule' sounds slightly more polished than 'running late.'
The 'On My Way' Lie
In many English-speaking cultures, people say 'I'm running late, I'm on my way' when they haven't actually left their house yet. Be careful with this!
Examples
6Hey, I'm running about ten minutes late!
Hey, I'm running about ten minutes late!
A very common, casual way to update a friend.
I'm running a bit late due to traffic, but I'll be there soon.
I'm running a bit late due to traffic, but I'll be there soon.
Adding a reason makes it sound more professional.
I'm running late... again. Don't start the movie without me!
I'm running late... again. Don't start the movie without me!
Using 'again' acknowledges a funny personal habit.
I'm so sorry I'm running late, the bus never showed up.
I'm so sorry I'm running late, the bus never showed up.
Shows genuine regret for the delay.
The doctor is running a little late today, thank you for waiting.
The doctor is running a little late today, thank you for waiting.
Used by staff to manage patient expectations.
I can't talk now, I'm already running late!
I can't talk now, I'm already running late!
Used to explain why you are in a hurry.
Test Yourself
Complete the sentence with the correct form of 'running late'.
I'm so sorry, I ________ about 15 minutes late because I missed my bus.
We use 'am running' (present continuous) to describe a current delay.
Which sentence is the most natural for a professional text message?
You are 5 minutes behind schedule for a meeting.
'I'm running [time] late' is the standard natural expression.
Match the reason to the 'running late' message.
1. Traffic jam, 2. Overslept, 3. Meeting ran over
Each context provides a different reason for the same state of 'running late'.
Fill in the missing part of the dialogue.
A: Where are you? The movie starts in 5 minutes! B: I know, I'm ________. I'll be there as fast as I can!
'Running late' is the correct idiomatic expression.
🎉 Score: /4
Visual Learning Aids
Late vs. Running Late
Practice Bank
4 exercisesI'm so sorry, I ________ about 15 minutes late because I missed my bus.
We use 'am running' (present continuous) to describe a current delay.
You are 5 minutes behind schedule for a meeting.
'I'm running [time] late' is the standard natural expression.
1. Traffic jam, 2. Overslept, 3. Meeting ran over
Each context provides a different reason for the same state of 'running late'.
A: Where are you? The movie starts in 5 minutes! B: I know, I'm ________. I'll be there as fast as I can!
'Running late' is the correct idiomatic expression.
🎉 Score: /4
Frequently Asked Questions
10 questionsNo, we only use 'running late' regardless of how you are traveling.
No, it's actually polite because it gives the other person a warning.
'Late' is a fact (the time has passed). 'Running late' is the process (you are currently behind).
Yes! Trains, buses, and even events like concerts can 'run late.'
Yes, it's a verb phrase. 'I running late' is incorrect.
It's better than saying nothing, but running late for an interview is generally very bad.
No, 'lately' means 'recently' and doesn't work here.
You can say 'I'm running way late' or 'I'm running significantly late.'
Yes, it's a very close synonym, often used in business.
Yes: 'I was running late this morning.'
Related Phrases
running behind
synonymTo be behind schedule.
held up
similarDelayed by something outside your control.
on time
contrastArriving at the exact planned time.
ahead of schedule
contrastArriving earlier than planned.
fashionably late
specialized formArriving late on purpose to look cool.
