FlyerTalk Forums - View Single Post - Why did LH400 (bound for JFK) divert to Boston?
Old Jun 9, 2021 | 12:15 pm
  #36  
Chiller3333
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Originally Posted by blitzen
Look like a award ticket to me (as far as I can tell)
fare code is IBPLM0
Fare basis doesn't change after INVOL. What might change is the booking class, which can be different from the first letter of the fare basis.
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