Southwest Baggage Weight Limit Policy & Business Select Guide 2026 Discover Southwest baggage weight limit policy, baggage weight limit per bag, checked baggage rules, and fees. Learn how much Business Select costs, whether Southwest Business Select is worth it, if it includes bigger seats, and compare Southwest Business Select vs Choice Extra. Read the complete Southwest Airlines guide only on TheJerseyFlights. visit us: https://thejerseyflights.com/airlines/southwest-airlines-flights-wn