Question : How often are prices changing for this route?
Answer : Prices for this trip tend to change a lot more than others. However, the sooner you book, the better price you tend to get.
Question : Which airline can you expect delays with on this route?
Answer : Germanwings is delayed on 29% of flights from London Heathrow Airport (LHR) to Tegel Airport (TXL). If you're on Germanwings, be sure to sign up for the delay notifications to stay up to date with your flight's status.
Question : Have you considered flying out of an airport besides London Heathrow Airport (LHR)?
Answer : London Heathrow Airport is a superb airport, but there is a cheaper option - London City Airport. It's just 22 miles away, and flights are 20% cheaper over the next few months.
Question : Which day has the most flight time options?
Answer : When you're flying from LHR to TXL, the day with the most flight times is Wednesday, with 142 different options. Saturday currently offers the lowest number of flight times with 77 options.
Question : How many days should you spend in Berlin if you're flying in from London?
Answer : Of course you're not most people, but if you were, you'd stay roughly six days.