Delayed Bags?

If your checked bag is lost or delayed, it's very important to let one of our agents at the airport know within four hours.  For status on a delayed bag call:


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Maximum weight is 50 pounds and maximum size is 62 inches (length + width + height) per check piece of luggage. 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 an overweight and oversize baggage fee of $75 per item. Full details.

Carryon items are limited to one bag plus one smaller, personal-type item. Southwest Airlines limits carryon bag dimensions to 10x16x24 inches. All Customers and Employees and their items are subject to a thorough physical search. Full details.

Carryon Dimensions

If any portion of your itinerary contains an international flight and you plan to check luggage, you will be required to do so at the Southwest Airlines Ticket Counter upon arrival at the airport. You cannot checkin or check luggage at the curbside if traveling on an international itinerary. Connecting passengers must claim all luggage, regardless of final destination, upon arrival in the U.S. After clearing Customs, connecting passengers will then be required to re-check all checked luggage with a Southwest Airlines Customer Service Agent before proceeding to connecting flight(s).

Also, please note that you cannot check luggage at the curbside with a SkyCap if any portion of your itinerary includes an international flight. You must visit the Southwest Airlines Ticket Counter.

Effective November 16, 2015 through January 16, 2016, Passengers traveling to Mexico City, Montego Bay, Belize, or San José, Costa Rica will be limited to two checked bags. Boxes and oversized bags (over 62 linear inches) will not be permitted under any circumstance. Service items such as wheelchairs and strollers will be exempt.

Southwest Airlines allows small vaccinated domestic cats and dogs to travel with you in-cabin under the seat in front of you. All pets must be carried in an appropriate carrier as noted below. The pet carrier counts as either a carryon item or a personal item.

Pet Fare Price:

  • Pets traveling are subject to a $95 Pet Fare each way per pet carrier.

Get your official Southwest Airlines branded pet carrier for $58 (tax included) at any Southwest Airport Ticket Counter or online (tax not included) at Southwest: The Store (not an affiliate of Southwest Airlines Co.). Pet carriers are nonrefundable.

Acceptable Pet Carriers:

  • The Southwest Airlines Pet Carrier (17” long x 10.5” high x 10” wide).
  • Other pet carriers with maximum dimensions of 18.5” long x 8.5” high x 13.5” wide.
  • Soft-sided and hard-sided carriers specifically designed as pet carriers are acceptable.
  • The carriers must be leak-proof and well ventilated.
  • The pet carrier must be small enough to fit under the seat in front of the Customer and be stowed in accordance with Federal Aviation Administration (FAA) regulations.

Pet Carrier Requirements:

  • Southwest Airlines allows only one pet carrier per ticketed Passenger.
  • The carrier may contain two (2) cats or dogs and must be of the same species per carrier.
  • The cat or dog must be completely inside the pet carrier and be able to stand up and move around the carrier with ease.
  • Pets must be secured in the pet carrier at all times while in the gate area, during boarding/deplaning, and they must remain in the carrier for the entire duration of the flight. Failure to follow this requirement may result in denial of transportation of the pet onboard Southwest Airlines.

Note: Pet carriers are considered either a personal item or a carryon item. A Customer may board the aircraft with either a pet carrier and a personal item or a pet carrier and a regular size carryon bag. A Customer may not board the aircraft with a pet carrier, a regular size carryon bag, and a personal item. The pet carrier must conform to all carryon baggage regulations.

For more information on traveling with your pet, click here.

Southwest Airlines Cargo provides expedited air cargo services for Customers who need fast, friendly, and reliable service. We are unique to the air cargo industry thanks to our People, who consistently provide exceptional Customer Service, and our flight schedule, which is unmatched allowing for expedited delivery to destinations. Please visit SWACargo for more information.

If you’ve left an item onboard the plane, please notify a Southwest Airlines Customer Service Agent before leaving the airport so he or she can try to retrieve your item. If you have left the airport, you will need to file a lost item report. We will make every effort to locate your item and return it to you. You will be contacted via email and/or phone within 30 days if we are able to locate your item.

Bags Fly Free* at Southwest Airlines -- *First and second checked bags. Size and weight limits apply.

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