Question : If your plans are flexible, have you considered changing your departure day?
Answer : The lowest-cost day to fly in June is Tuesday. Flexibility is paramount when booking travel plans in order to keep travel costs down.
Question : How long do most people visit Oakland?
Answer : Of course you're not most people, but if you were, you'd stay roughly six days.
Question : What price range should you expect when booking from Frankfurt (FRA) to Oakland (OAK)?
Answer : Flight prices are fluctuating more for this route than most routes from Germany, as they're ranging from $803 to $1,912. Prices tend to be lower the further out you book.
Question : Should you take that vacation to Oakland in the next 30 days?
Answer : Since low prices are preferred, look at May 31st. As of May 29th, it's showing the cheapest ticket sales at $803. That is 24% below the average price for this route, so you can spend that extra cash on an adventure in Oakland.