Travel - private loan or savings
Taking out a private loan to finance a holiday is just an option for those who doesn’t have enough savings to pay it as a lump-sum. You should also consider that paying such an amount how would affect your financial background, especially the monthly mortgage, rent or car payments.
In some cases, if you find a decent travel loan offer with a low interest rate, it is worth it to take out the loan while making an investment with your savings. Depending on the interest rate of your investment you can minimize your loss by balancing the interests.