JetBlue closing in on newest partnership with a US airline: Here’s what we know

Within the next two months, JetBlue is expected to announce its next major airline partnership, executives said this week.

Now, speculation is swirling over which airline that will be — and what it will mean for frequent flyers.

Speaking on the company’s first-quarter earnings call Tuesday, JetBlue President Marty St. George said that the airline planned to announce its newest tie-up with another major carrier by the end of the second quarter, which runs through the end of June.

“I think…