I HAVE A FLIGHT FROM CANCUN TO Chicago SATURDAY 3/16 flight 231 at 600 pm I check and it said it is a 737-700 so I should be good, correct? also I have a friend flying back the day before and she tried to check in 24 hours prior but she got a message that she need to check in at airport. Why is that shouldn’t we be able to check in on line? Does this have something g to do with737 max issue?
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