What size suitcase do most airlines accept?

[ErinsMommy]

28", 30"?? it's been quite a while since I purchased new luggage and not sure what size airlines accept without going "over"? if it matters, we're flying United. =)

 

[DebbieB]

28", 30"?? it's been quite a while since I purchased new luggage and not sure what size airlines accept without going "over"? if it matters, we're flying United. =)

It's width + length + height, no more than 62", including wheels.

https://www.united.com/CMS/en-US/travel/Pages/CheckedBaggage.aspx

 

[ErinsMommy]

Thank you!

 

[lost*in*cyberspace]

For future reference, all airlines post this information on their websites.