BNA (Nashville) to SEA (Seattle) flights arrive on time 80% of the time. The most reliable airline on this route is Delta Air Lines at 88%. The average delay is 52 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated March 2026.BNA → SEA
BNA (Nashville) to SEA (Seattle)
BNA → SEA on-time performance by month
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This route is on time most of the time. About 80% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Delta Air Lines is significantly more reliable on this route at 88% on time vs Southwest Airlines at 57%.
Airline Comparison
Delta Air Lines leads at 88% on time; Southwest Airlines trails at 57%.
Accurate?
Good to know
Departing from BNA
80% on timeExpect ~16 min sitting on the taxiway after your gate pushes back. BNA has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at SEA
82% on timeWhen flights into SEA are late, the average delay is 57 minutes. Build buffer if you have ground plans.
If connecting at SEA: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated March 2026. Source: Bureau of Transportation Statistics.