Do flight prices also change within the same booking class?

I want to travel to the USA on a budget. The cheapest direct flights I found on Google were from Munich to JFK and back for a total of $461. Unfortunately, that's too expensive for me. Both flights are in booking class E. This is the lowest booking class with this airline (Delta Airlines). Does…

How likely is it to receive a free upgrade to a better class on a flight?

This is said to happen sometimes, for example when a class is overbooked and there are still free places in a higher class. So if I were to buy the absolute cheapest economy class ticket for a flight to the US, what is the probability that I could fly in business class or something like…

Do you have or have you ever had a frequent flyer status?

You can collect miles when flying, and if you collect enough miles with an airline within a certain period of time, you receive frequent flyer status. Depending on your status, you receive certain benefits (e.g., additional baggage or access to special waiting areas). I think this is especially worthwhile for business travelers who don't have…

Have you ever flown in a better class than economy on an airplane?

Here's a seat map of an American Airlines Boeing 777. As you can see, half the plane is occupied by classes higher than economy. I wonder who can afford these classes. Unlike on the train, the price differences between the classes are enormous. I couldn't even afford an economy class ticket, let alone one for…

Has anyone ever booked through Turkmenistan Airlines?

Hello, I booked two flights with Turkmenistan Airlines. Or rather, through this website: https://turkmenistanairlinestr.com/en-US . I didn't think anything of it, and it looks official. I also received an email with confirmation of tickets, etc., but I can't find anything about the website or the airline online. They also have an app. Perhaps some of…