Southwest Airlines Checked Baggage Policy offers one of the most generous checked baggage policies in the U.S. Passengers can check two bags for free, a rare perk among domestic carriers. Each bag must weigh under 50 pounds and measure no more than 62 inches (L+W+H). Overweight or oversized bags incur additional fees. The policy applies to all fare types, including Wanna Get Away. Understanding Southwest’s baggage rules can help travelers avoid unexpected charges. Planning ahead ensures a smooth check-in process. Learn how to pack smartly and take full advantage of Southwest Airlines’ traveler-friendly checked baggage policy for a stress-free flying experience.