Вона має знайти мапу, аби прийти вчасно.

In this sentence, має comes from мати, which literally means to have, but with an infinitive it often means has to / must / needs to.

So:

• Вона має знайти мапу = She has to find a map
• Literally, it is something like She has [the obligation] to find a map

This is very common in Ukrainian. It can express obligation, necessity, or a practical need, depending on context.

Знайти is the perfective verb, while знаходити is the imperfective partner.

Here, знайти is used because the sentence refers to a completed result: she needs to find the map successfully.

• знайти = to find, to locate, to succeed in finding
• знаходити = to be finding, to find in a repeated/general sense

Because the sentence is about one concrete goal, the perfective verb fits best.

Because мапа is the direct object of знайти, it goes into the accusative case.

• Nominative: мапа
• Accusative: мапу

So:

• Вона знайде мапу = She will find a map
• Вона має знайти мапу = She has to find a map

This is a normal feminine noun pattern:

• книга → книгу
• машина → машину
• мапа → мапу

Аби here means so that, in order to, or so as to.

So the structure is:

• Вона має знайти мапу = She has to find a map
• аби прийти вчасно = in order to arrive on time

It introduces the purpose of the first action.

A close synonym is щоб. In many situations, you could also say:

• Вона має знайти мапу, щоб прийти вчасно.

Both are natural, though аби can sound a little more literary, intentional, or stylistically marked in some contexts.

Прийти means to come / arrive and is perfective, so it focuses on reaching the destination successfully.

That works well here because the idea is to arrive on time, not just to be going.

Compare:

• йти = to go, to be walking, to be on the way
• приходити = to come/arrive habitually or repeatedly; imperfective
• прийти = to come/arrive once, successfully; perfective

Since the sentence refers to one specific arrival, прийти is the natural choice.

Yes, вчасно usually means on time, in time, or promptly, depending on context.

In this sentence, прийти вчасно means to arrive on time.

A useful distinction learners often notice is:

• вчасно = at the correct time, without being late
• завчасно = in advance, ahead of time

So here the meaning is that she needs the map so she will not be late.

Yes, both мапа and карта can mean map.

In modern Ukrainian:

• мапа is a very direct and common word for map
• карта can also mean map, but it also has many other meanings, such as card

For example:

• географічна карта = geographical map
• банківська карта = bank card

So мапа is often especially clear when you specifically mean a map.

Because Ukrainian uses the infinitive form directly, without a separate word like English to.

So:

• знайти = to find
• прийти = to come / to arrive

After verbs like мати in this structure, the infinitive simply follows:

• Вона має знайти... = She has to find...

And after аби, the infinitive can also be used to express purpose:

• аби прийти вчасно = in order to arrive on time

Yes, Ukrainian word order is more flexible than English, though different orders can change emphasis.

The basic version:

• Вона має знайти мапу, аби прийти вчасно.

Possible variations include:

• Аби прийти вчасно, вона має знайти мапу.
• Мапу вона має знайти, аби прийти вчасно.

These all express roughly the same core meaning, but the emphasis changes:

• putting аби прийти вчасно first highlights the purpose
• putting мапу earlier can emphasize the object

The original sentence is neutral and natural.

Yes, absolutely. That is a very natural English translation.

Depending on context, має can correspond to:

• has to
• must
• needs to

And аби can correspond to:

• so that
• in order to
• sometimes just the English infinitive of purpose, as in to arrive on time

So all of these can work:

• She has to find a map in order to arrive on time.
• She needs to find a map to arrive on time.
• She must find a map so that she can arrive on time.

Yes, it is a correct and natural way to express purpose, though learners will probably also encounter other common patterns.

Some common ways to express purpose are:

• аби + infinitive
• щоб + infinitive
• щоб + past-tense-like verb form in more complex sentences

For example:

• Вона має знайти мапу, аби прийти вчасно.
• Вона має знайти мапу, щоб прийти вчасно.

Both mean the same basic thing here.

So this sentence is a good example of a very useful structure:
main action + purpose phrase.