the odds are

(the) odds are (that)

It is very likely or probable that (something is the case or will happen). If you own your own business, odds are that you've had to deal with one of these many frustrations firsthand. I'll try to get there before you've started eating dinner, but the odds are I won't make it before 8 o'clock.
See also: odds
Farlex Dictionary of Idioms.

the odds ˈare (that...)

(also (it’s) odds-ˈon (that...)) it is very likely that: I don’t think we can come. The odds are that we won’t be able to get a babysitter — not on Christmas Eve. It was odds-on that they would decide to get married, so no one was surprised.
See also: odds
Farlex Partner Idioms Dictionary
See also:
  • (the) odds are (that)
  • odds are, the
  • each to his/her/their own
  • know one's own mind, to
  • lights
  • noggin
  • Let every man skin his own skunk
  • of (one's) own accord
  • of one's own accord
  • of your own accord
References in periodicals archive
Cornelius Nelan, a math professor at Quinnipiac University in Connecticut, notes the odds are about the same as rolling a die and getting a one, 11 times in a row.
"It has certainly given me a challenge, although I am not sure if the odds are a little optimistic," said the Tory politician.
A bet represents value for money if the odds are bigger than they should be.
If I'm a betting man, what do I think the odds are that the cosmos has a meaning and I have a place in it?
He added, "The odds are very good about a proposal coming back then.
The odds are it will take about three months, which is about average.
The most common question I am asked by novice traders is: "How do you know which way the odds are going to go?" My first answer to that question is that you don't actually need to know where the odds are going in order to be successful, but that's another article all together!
I only tip a bet if I think the odds are in our favour, and although I don't think that way every day the returns from the bets that have been tipped in this column have not been disastrous.
It may too, in time, turn out to be a difficult situation for a tipster to recommend a bet at a particular price - not knowing whether that price will be available to Joe Public when he sees the odds are different in print.