FlyerTalk Forums - View Single Post - I've been downgraded... Effect on tier points???
Old Dec 4, 2015 | 2:13 pm
  #4  
Cymro
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EU261 doesn't apply to a flight operated by a non-EU carrier not departing from the EU.

I'm not sure what the rules are when the downgrade affects a flight operated by an EU carrier but the delay is caused by a non-EU carrier, which is a more accurate description of your situation.
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