aircraft Airline Loyalty Program Frequent Flyer Program loyalty loyalty programs MileagePlus offers points and miles Rapid Rewards TrueBlue JetBlue, Southwest, American, and Alaska Airlines Begin June With Bonuses For Buying Miles Guest authors August 2, 2024 0 Both the US oneworld Alliance carriers are offering deals alongside Southwest Airlines and JetBlue, which offers the largest bonus of 187,500 miles.