I think every frequent traveler has been in a situation where you find a great deal on a flight, only to get buried by fees on the day of your flight when you try to carry on bags or choose seats for your family that are next to each other. While it would be easy to suggest that you be wary of basic economy fares and budget airlines because of these fees, there are some really, really great fares out there that are just too good to pass up. Instead of passing on these fares in the future, there are some tips that I can provide you to help ensure that you sit next to family on flights.