Allegiant Air and United Airlines fly nonstop from Nashville (BNA) to Dulles (IAD). The flight takes about 1h 37m and covers 541 miles (871 km). Round-trip fares typically run around $288. Arrivals run on time 74.4% at BNA and 83.7% at IAD — BTS data for the last three months, counting arrivals within 15 minutes of schedule. Fares last checked 15 August 2026.
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Across 2 recent dates we priced, Nashville (BNA) to Dulles (IAD) showed up to 1 nonstop departure a day, departing around 08:30, operated by United.
Departure times seen while pricing this route over the last few weeks — a sample, not the full timetable. Airlines adjust schedules seasonally.
Yes, Allegiant Air and United Airlines operate nonstop flights from Nashville (BNA) to Dulles (IAD).
Allegiant Air, United Airlines operate nonstop flights from Nashville to Dulles.
The nonstop flight from Nashville to Dulles takes ~1h 37m (approximately 871 km).
Arrivals run on time 74.4% at BNA and 83.7% at IAD — BTS data for the last three months, counting arrivals within 15 minutes of schedule.
Round-trip flights from Nashville (BNA) to Dulles (IAD) start at $237, with a typical fare around $288. Based on 2 recent fare combinations.
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