اختي هلا بالمطار.

In Levantine Arabic, the verb to be is usually not said in the present tense.

So:

• اختي = my sister
• هلا = now
• بالمطار = at the airport

Arabic simply puts these parts together, and the meaning my sister is now at the airport is understood.

This is very normal in spoken Arabic.
If you wanted the past or future, then Arabic would use a verb:

• اختي كانت بالمطار = My sister was at the airport
• اختي رح تكون بالمطار = My sister will be at the airport

اختي means my sister.

It is made from:

• أخت / اخت = sister
• ـي = my

So:

• أختي / اختي = my sister

In everyday Levantine writing, people often leave out some formal spelling details, so you may see اختي instead of the more formal أختي. Both refer to the same word.

A common Levantine pronunciation is roughly:

• ekhtee or ikhtee

The first sound can vary a bit by region and speaker. The important parts are:

• kh = a throaty sound, like the ch in German Bach or Scottish loch
• tee at the end = the my ending

So the whole word is approximately ekhtee.

Here, هلا means now or right now.

In Levantine, هلا is very common in speech for now.
So the sentence means something like:

• My sister is at the airport now
• My sister is now at the airport

Important note: هلا can also appear in other expressions in Levantine, including greetings or welcoming expressions, but in this sentence it clearly means now.

In Levantine Arabic, بـ often means in or at, especially for locations.

So:

• بـ = in / at
• المطار = the airport
• بالمطار = at the airport

This is extremely natural in Levantine speech.

Also, بـ + ال combine into بال:

• بـ + المطار → بالمطار

You may also hear في المطار, and it can be understood, but بالمطار sounds very natural in Levantine everyday speech.

مطار means airport.

The ال at the beginning is the Arabic definite article, meaning the.

So:

• مطار = airport
• المطار = the airport

That is why بالمطار means at the airport, not just at an airport.

The order is:

• اختي = topic/subject
• هلا = time expression
• بالمطار = location

So literally it is:

• My sister — now — at the airport

This is a very normal kind of structure in Levantine.

Arabic word order is often flexible, so you may hear variations depending on emphasis, such as putting هلا earlier or later. But the version you have is straightforward and natural.

This is spoken Levantine Arabic, not formal Modern Standard Arabic.

The biggest clue is هلا for now, which is colloquial.

A more formal MSA version would be:

• أختي الآن في المطار

So:

• اختي هلا بالمطار = Levantine spoken Arabic
• أختي الآن في المطار = Modern Standard Arabic

Yes, depending on context, it can give a sense close to now or sometimes already now.

The basic meaning of هلا is now, but in real conversation the sentence could imply:

• My sister is at the airport now
• My sister is already at the airport

If someone was expecting her to go there soon, this sentence might naturally suggest that she has already arrived there.

Context decides the exact nuance.

A natural rough pronunciation would be:

ekhti halla bel-matar

or

ikhtee halla bil-mataar

A few notes:

• هلا is often said like halla
• بالمطار often sounds like bel-matar or bil-mataar
• ط in مطار is a heavier, emphatic t

A simple learner-friendly version is:

ekhti halla bel-matar

Yes, sometimes you can, because Arabic allows some flexibility in word order.

For example, speakers may say things like:

• اختي هلا بالمطار
• هلا اختي بالمطار
• اختي بالمطار هلا

But the nuance can shift slightly depending on what is being emphasized.

The version you have, اختي هلا بالمطار, is a good neutral pattern for learners: subject + now + location.