what are the baggage rules for domestic southwest flights
Weight and Size Allowance. Southwest will accept the first two checked bags for free provided that the bags do not exceed 50 lbs and 62 inches (L+W+H). Overweight items from 51 to 100 pounds and oversized items in excess of 62 inches but not more than 80 inches will be accepted for a charge of $75.00 per item one-way.