Has anyone been given a free upgrade by an airline and if so what airline was it?

Question

Has anyone been given a free upgrade by an airline and if so what airline was it?

Answer 1

Got upgraded with Air Canada  from Boston to Toronto, didn't even ask but she knew we had just flown from Dublin to Boston on Aer Lingus and we looked tired.

Answer 2

American Airlines and British Airways a few times.

Answer 3

Yes glad to say. Had a few upgrades with Emirates, and very nice is was too,

Answer 4

Got a free upgrade on a few business trips. Had a business class ticket and got a free upgrade to first class. Was flying American Airlines.

Answer 5

Yep got a free upgrade flying back to Los Angeles with my daughter on BA  

Answer 6

We were upgraded by BA.

Answer 7

I got my coach seat upgraded to Business class by delta but that was more so because they accidentally gave my seat away or something like that. It worked out for me though. : )