Airline schedule changes happen. That’s just a fact of life. Sometimes they’re minor. I’ve had changes of 5 minutes that really don’t affect original plans at all.
Other times, schedule changes can really throw a wrench into your plans.
Some people cringe when they see these emails in their inboxes. Not me, I see it as a free pass for flexibility.

The emails I love to see in my inbox
If you wanted to make a change otherwise, you’d have to pay change fee upwards of $150 depending on the airline!