in good time MAINLY UK
early:
We'll be at the airport in good time.

[TahlilGaran] Advanced Learner's Dictionary ▲

early arriving or happening before the usual or expected time:
For once, the train arrived early.
Let’s have an early lunch before we go.
in good time especially British English early enough, so that you do not have to rush, or so that you have time to get ready:
Everything was ready for the party in good time.
on time arriving somewhere or happening at the right time:
The bus was on time.
The project was finished on time.
ahead of time earlier than the time when you have arranged to do something or than when you need something:
The building work was completed ahead of time.
Some of the food can be prepared ahead of time.
ahead of schedule earlier than the officially agreed time:
The Prime Minister called the elections early, five months ahead of schedule.
with time to spare arriving somewhere or finishing something before the time when you have to arrive or finish:
We got to the airport with plenty of time to spare.
I finished the test with time to spare.
first thing especially spoken immediately after you get up, or as soon as you start work:
I’ll telephone her first thing tomorrow.
arrive early/be early
Some of the guests arrived early.
leave early
I had to leave early, so I missed the end of the party.
be/get/come home early
Your father said he’d be home early.
get up/wake up/be up early
Set the alarm for six – I have to be up early tomorrow.
go to bed early
I think I’ll go to bed early tonight.
early in the morning/afternoon/evening
We set off early in the morning.
early in May/June etc
I usually go on holiday early in July.
early in 1998/2004 etc
We moved to Manchester early in 2004.
early in the year/century (=in the first part of the year or century)
It was too early in the year for a lot of flowers.

[TahlilGaran] English Thesaurus ▲

in good time
(all) in good time
within a reasonable period of time.
Max didn't worry about getting an answer today or tomorrow, because he knew it would come in good time.

Usage notes: often said to someone who is not being patient:
They said the package will come all in good time and there's no way to hurry it up.

[TahlilGaran] English Idioms Dictionary ▲

in good time
a little early, sooner than necessary
I will try and get the information to you in good time so that you will be able to decide what to do.

[TahlilGaran] English Idioms Dictionary ▲

in good time
adv. phr.
1. A little early; sooner than necessary.
The school bus arrived in good time.
The students finished their school work in good time.
We reached the station in good season to catch the 9:15 bus for New York.
2. in due course or in due season or in due time In the usual amount of time; at the right time; in the end.
Spring and summer will arrive in due course.
Sally finished her spelling in due course.

[TahlilGaran] English Idioms Dictionary ▲