What to expect from Southwest Airlines baggage service at the SEA Terminal? Southwest Airlines SEA Terminal features simple and hassle-free baggage servicing. Beyond one carry-on item and one personal item, two free checked bags are included for passengers, an airline industry first. Employees are available to assist during peak periods, and bag drop-off is fast and convenient. While overweight or oversized bags incur fines, the process remains easy. The lost or delayed baggage is attended to promptly by the baggage service office located beside baggage claim, ensuring that passengers are provided with quick assistance and resolution while on their journey.

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