Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
upon their arrival
Grammar usage guide and real-world examplesUSAGE SUMMARY
"upon their arrival" is a correct and usable phrase in written English.
You can use it to describe when a group of people came to a place. For example: "We waited eagerly for the guests upon their arrival."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(20)
when they arrived
as they arrived
on reaching their destination
when they got there
as soon as they arrived
after arriving
upon their ethnicity
Subsequent to arriving
once you arrived
subsequent to arrival
Once there
upon their entry
on this work
At the point of arrival
on arriving
following arrival
subsequent to your arrival
After arriving
on arrival
On arriving
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
Two government soldiers were wounded and died upon their arrival at the border town of Spinbaldak.
News & Media
Upon their arrival on American soil, such migrants surrender to Border Patrol agents.
News & Media
Upon their arrival, Ms. Edwards and Mr. Berlin were immediately taken into custody by federal officials.
News & Media
The guard led me to a section where detainees were huddled upon their arrival.
News & Media
Other Bedouins, upon their arrival, came swarming out of these holes like chipmunks.
News & Media
His contract is likely to be ready upon their arrival in Italy.
News & Media
He wanted one single rose in the room upon their arrival.
News & Media
The family's last surviving animal — a donkey — died upon their arrival.
News & Media
Upon their arrival in Amman, however, the four were immediately handed over to Japanese diplomats.
News & Media
Zimmerman asks that the police call him upon their arrival so he can provide his location.
News & Media
But the ultimate luxury for the wedding guests came upon their arrival.
News & Media
Expert writing Tips
Best practice
Use "upon their arrival" to add a formal tone to your writing, especially when describing events in a professional or academic context.
Common error
While grammatically correct, "upon their arrival" can sometimes sound overly formal. Consider whether simpler alternatives like "when they arrived" or "as they got there" might be more appropriate for your intended audience and context.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "upon their arrival" functions as an adverbial phrase, modifying a verb or clause by indicating the time at which an action occurs. As evidenced by the examples provided by Ludwig, the phrase often introduces what happened immediately or shortly after someone's arrival.
Frequent in
News & Media
52%
Science
24%
Wiki
19%
Less common in
Encyclopedias
2%
Formal & Business
3%
Ludwig's WRAP-UP
In summary, "upon their arrival" is a grammatically sound phrase functioning as an adverbial modifier, frequently used to indicate the timing of events subsequent to someone's arrival. As Ludwig AI confirms, the phrase is widely accepted and correct. While suitable for formal contexts, it can be replaced with simpler alternatives like "when they arrived" in more casual settings. Predominantly found in news media, science, and wiki sources, this phrase adds a touch of formality and precision to your writing, while offering clarity on what happens immediately after arrival. Make sure to choose the right words for the right audience and purpose.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
when they arrived
Uses "when" to indicate the time of arrival, slightly less formal than "upon".
as they arrived
Replaces "upon" with "as", focusing on the action of arriving rather than the moment.
at the point of their arrival
More emphatic and formal, highlighting the specific moment.
on reaching their destination
More descriptive, specifying the "destination" explicitly.
after reaching their destination
Similar to "on reaching their destination" but uses "after".
following their entrance
Replaces "arrival" with "entrance", emphasizing the act of entering.
once they got there
Informal and general, replacing the formal "arrival" with a simpler expression.
as soon as they were there
Emphasizes the quick transition to being present at the location.
immediately after getting there
Focuses on the immediacy following arrival.
subsequent to their reaching
Formal and somewhat archaic, indicating what happens after reaching a place.
FAQs
How can I use "upon their arrival" in a sentence?
You can use "upon their arrival" to describe what happens immediately after a group of people gets to a location. For example, "Upon their arrival, they were greeted by the mayor."
What are some alternatives to "upon their arrival"?
Some alternatives include "when they arrived", "as they arrived", or "on reaching their destination", depending on the context and desired formality.
Is "upon their arrival" formal or informal?
"Upon their arrival" tends to be more formal. For less formal situations, consider using phrases like "when they got there" or "as soon as they arrived".
Is it correct to say "on their arrival" instead of "upon their arrival"?
Both "on their arrival" and "upon their arrival" are grammatically correct and can be used interchangeably. However, "upon their arrival" often conveys a slightly more formal tone.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested