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DelayAtlas

Flight numbers

Southwest Airlines flight numbers

5 Southwest Airlines flight numbers flew at least one route often enough between September 2025 and August 2026 to report an on-time rate. Each row shows the route the number flew most, its most common scheduled departure and its on-time rate there. Historical statistics, not live status.

Source: US DOT Bureau of Transportation Statistics, on-time performance data, September 2025 to August 2026. Last updated ; recomputed monthly. How this data is collected.