Many Aegean Miles+Bonus members have been using the program for easy Star Alliance Gold status qualification that used to be for “lifetime” before recent change (read more here).
United Airline changed its MileagePlus program earlier this year from fixed miles to earning miles based on the money spent. Aegean Miles+Bonus has now changed retroactively changed the number of miles earned from March 1, 2015.
You can access Aegean Miles+Bonus page for partner airlines here.
United Airlines Miles+Bonus earnings until February 28, 2015:
United Airlines Miles+Bonus earnings starting March 1, 2015:
I just hate when the airlines change their partner earnings unannounced and retroactively. This is the risk you take with more “obscure” airline such Aegean.