If you're taking to the skies this summer for a family vacation, you may have to say goodbye to your family at the gate. Airlines are reserving a growing number of window and aisle seats for travelers willing to pay extra, hoping to boost revenue.
Buying tickets at least two months in advance may make it easier to get seats together, but passengers are finding it increasingly more difficult to sit next to their spouse or child unless they are willing to shell out $25 or more - each way.
