I will have left

USAGE SUMMARY

"I will have left" is correct and usable in written English.
You can use it to express that you will have already departed a certain location or situation by a certain point in the future. For example: "I will have left for university by the time you get home from work."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

3 human-written examples

Beatrice thinks, If I sit in the living room with my mother watching a movie, I will explode and all that will spill out, all that I will have left inside will be a dark-green syrup of boredom that my mother will have to sponge off the floor with some Fantastik and a towel.

The New Yorker

Because in the end, all I will have left is the love.

Vice

And then the only thing I will have left them is an image of a swollen-eyed, tear-stained, snotty-nosed mama trying to whimper words between sobs.

Huffington Post

Human-verified similar examples from authoritative sources

Similar Expressions

57 human-written examples

Next year, I will have leaving certificate maths for the first time.

Science Magazine

The program is four years, after which I don't know how much time I'll have left to live.

The New Yorker

However I'll have left on a jet plane by then, so this will be the last day of the blog from New York.

The Guardian - Lifestyle

In all probability I'll be outbid for most of those yearlings but as a result of bidding I'll be influencing the sale price, which means I'll have left a mark on the process".

The Guardian - Sport

I view tomorrow as an opportunity, one of many opportunities that I hope I'll have left in my career and all I can do is give it my best shot.

The Guardian - Sport

Hear it loud and clear because once my environment is destroyed, or I die of disease, or I'm no longer deserving of the help I may some day desperately need, and when the foundation of every belief, value and moral my country was founded upon is upended, my voice is all I'll have left, with every American fiber of it.

HuffPost

"By the time the majority of the measures that I have announced today become law on the first of January next, I am confident that Ireland will have left the EU/IMF programme.

BBC

And when he decides to leave England, I think the mark he will have left on City and the league in general will be up there with Shearer, Thierry Henry, Michael Owen and other top strikers.

BBC

Expert writing Tips

Best practice

Use "I will have left" to clearly indicate that an action of leaving will be completed before a specific time in the future. This emphasizes the completed action rather than just the future action itself.

Common error

Avoid using the simple future tense ("I will leave") when you need to emphasize the completion of the action by a certain future time. "I will leave by then" is less specific than "I will have left by then", which clarifies that the departure will be completed.

Linguistic Context

The phrase "I will have left" functions as a future perfect tense construction, indicating an action (leaving) that will be completed before a specific time in the future. Ludwig confirms that this phrase is grammatically correct and usable.

Expression frequency: Uncommon

Frequent in

News & Media

100%

Less common in

Formal & Business

0%

Academia

0%

Science

0%

Ludwig's WRAP-UP

In summary, "I will have left" is a grammatically correct and useful future perfect tense construction, as validated by Ludwig. It's employed to express that the action of leaving will be completed by a certain point in the future. The phrase is primarily found in neutral contexts like news and media. While not overly common, using "I will have left" effectively conveys certainty about a completed action in future scenarios. Alternatives such as "I will be gone" or "I shall have departed" can provide similar meaning with slight variations in formality. Remember to use this construction when emphasizing the completion of an action by a specific future time, avoiding confusion with the simple future tense.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

I will be gone

Focuses on the state of being away, simplifying the tense.

I shall have departed

Employs a more formal and somewhat archaic auxiliary verb.

I'm going to be out of here

Uses a more informal and colloquial expression for leaving.

I'll be leaving

Indicates a future action of departing, less definite than the perfect tense.

I would have left

Expresses a conditional or hypothetical departure.

I intend to have gone

Expresses intention with a perfect tense, emphasizing completion.

I am due to have left

Suggests a scheduled departure that should be completed by a certain time.

I plan to leave

Focuses on the intention to depart.

I am set to leave

Indicates a scheduled or arranged departure.

I anticipate leaving

Highlights the expectation or anticipation of departure.

FAQs

How can I use "I will have left" in a sentence?

Use "I will have left" to express that you will complete the act of leaving before a specific point in the future. For example, "I will have left the office by 5 PM" means you will depart before 5 PM.

What's a more formal alternative to "I will have left"?

A more formal alternative is "I shall have departed". Though less common in modern usage, it conveys a similar meaning with a slightly more elevated tone.

Is "I will leave" the same as "I will have left"?

No, "I will leave" indicates a future action of departing, while "I will have left" indicates that the action of leaving will be completed by a specific future time. The latter emphasizes the completion of the action.

What can I say instead of "I will have left" in a more casual context?

In a casual setting, you could say "I will be gone" or "I'm going to be out of here". These options are less formal but convey the same basic idea.