Route on-time record

BNA to RDU: most on-time flights and the best time to fly

Nashville (Nashville International Airport) to Raleigh/Durham (Raleigh-Durham International Airport). 2,212 nonstop flights in Jun 2025 to May 2026, 75% arrived within 15 minutes and 1.9% were cancelled. The most reliable flight number was Southwest 2431 at 9:35 AM.

Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.

BNA → RDU

Nashville to Raleigh/Durham: 2,212 nonstop flights a year

On time (12 months)

75%

Cancelled

1.9%

avg delay 15 min

Best time to leave

9 AM to noon

88% on time vs 64% 3 to 6 PM

Most reliable airline

Southwest

75% chance on time

Check BNA to RDU fares

Fares open on our travel partner (Aviasales). Pick the flight number you chose here.

Most reliable nonstop flights

Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.

#1 · Southwest 2431
9:35 AM → 12:10 PM1h 35m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 187; its record covers all of them.
87%
chance on time
On time (history)
88%
Cancelled
0.0%
Avg arrival delay
7 min
- Arrived on time 88% of the time (67 flights, Jun 2025 to May 2026).
- Never cancelled in 67 scheduled flights.
- Leaves in this route's most on-time window (9 AM to noon: 88% on time; 3 to 6 PM: 64%).
- Departs outside BNA's trouble window (1 PM to 7 PM, when 64% of its 44 ground stops and delay programs started).
Moderate track record · 67 flights
Find Southwest 2431 fares Opens this date on Aviasales
#2 · Republic 4717 · sold as American Eagle, Delta Connection or United Express
6:00 AM → 8:39 AM1h 39m nonstop
Local times, typical schedule. Last flown 2026-05-20.
81%
chance on time
On time (history)
84%
Cancelled
0.0%
Avg arrival delay
6 min
- Arrived on time 84% of the time (63 flights, Jun 2025 to May 2026).
- Never cancelled in 63 scheduled flights.
- Departs outside BNA's trouble window (1 PM to 7 PM, when 64% of its 44 ground stops and delay programs started).
Moderate track record · 63 flights
Find 6:00 AM flight fares Opens this date on Aviasales
#3 · Republic 4639 · sold as American Eagle, Delta Connection or United Express
12:00 PM → 2:43 PM1h 43m nonstop
Local times, typical schedule. Last flown 2026-05-31.
78%
chance on time
On time (history)
84%
Cancelled
1.3%
Avg arrival delay
11 min
- Arrived on time 84% of the time (74 flights, Jun 2025 to May 2026).
- Departs outside BNA's trouble window (1 PM to 7 PM, when 64% of its 44 ground stops and delay programs started).
- Lands inside RDU's trouble window: 57% of its 14 ground stops and delay programs started between 11 AM and 5 PM.
Moderate track record · 74 flights
Find 12:00 PM flight fares Opens this date on Aviasales
#4 · Republic 4343 · sold as American Eagle, Delta Connection or United Express
6:30 PM → 9:11 PM1h 41m nonstop
Local times, typical schedule. Last flown 2026-05-19.
78%
chance on time
On time (history)
84%
Cancelled
2.3%
Avg arrival delay
14 min
- Arrived on time 84% of the time (43 flights, Jun 2025 to May 2026).
- Departs inside BNA's trouble window: 64% of its 44 ground stops and delay programs started between 1 PM and 7 PM.
- 60% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (43 flights), so its score leans on the airline's record at this hour.
Limited track record · 43 flights
Find 6:30 PM flight fares Opens this date on Aviasales
#5 · Republic 4495 · sold as American Eagle, Delta Connection or United Express
6:20 AM → 8:58 AM1h 38m nonstop
Local times, typical schedule. Last flown 2026-04-06.
78%
chance on time
On time (history)
79%
Cancelled
3.3%
Avg arrival delay
24 min
- Arrived on time 79% of the time (29 flights, Jun 2025 to May 2026).
- Cancelled 3.3% of the time (1 of 30).
- Departs outside BNA's trouble window (1 PM to 7 PM, when 64% of its 44 ground stops and delay programs started).
- Short track record (29 flights), so its score leans on the airline's record at this hour.
Limited track record · 29 flights
Find 6:20 AM flight fares Opens this date on Aviasales
#6 · Southwest 2151
3:05 PM → 5:35 PM1h 30m nonstop
Local times, typical schedule. Last flown 2026-04-06.
74%
chance on time
On time (history)
79%
Cancelled
0.0%
Avg arrival delay
9 min
- Arrived on time 79% of the time (28 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (3 to 6 PM: 64% on time; 9 AM to noon: 88%).
- Departs inside BNA's trouble window: 64% of its 44 ground stops and delay programs started between 1 PM and 7 PM.
- Short track record (28 flights), so its score leans on the airline's record at this hour.
Limited track record · 28 flights
Find Southwest 2151 fares Opens this date on Aviasales
#7 · Southwest 3614
2:55 PM → 5:30 PM1h 35m nonstop
Local times, typical schedule. Last flown 2026-05-31.
74%
chance on time
On time (history)
69%
Cancelled
0.0%
Avg arrival delay
12 min
- Arrived on time 69% of the time (55 flights, Jun 2025 to May 2026).
- Never cancelled in 55 scheduled flights.
- Departs inside BNA's trouble window: 64% of its 44 ground stops and delay programs started between 1 PM and 7 PM.
- 51% of its delay minutes came from the plane arriving late from an earlier flight.
Limited track record · 55 flights
Find Southwest 3614 fares Opens this date on Aviasales
#8 · Republic 4670 · sold as American Eagle, Delta Connection or United Express
1:36 PM → 4:18 PM1h 42m nonstop
Local times, typical schedule. Last flown 2026-05-20.
73%
chance on time
On time (history)
75%
Cancelled
0.0%
Avg arrival delay
10 min
- Arrived on time 75% of the time (44 flights, Jun 2025 to May 2026).
- Never cancelled in 44 scheduled flights.
- Departs inside BNA's trouble window: 64% of its 44 ground stops and delay programs started between 1 PM and 7 PM.
- Lands inside RDU's trouble window: 57% of its 14 ground stops and delay programs started between 11 AM and 5 PM.
Limited track record · 44 flights
Find 1:36 PM flight fares Opens this date on Aviasales
#9 · Republic 4567 · sold as American Eagle, Delta Connection or United Express
1:15 PM → 3:55 PM1h 40m nonstop
Local times, typical schedule. Last flown 2026-04-06.
71%
chance on time
On time (history)
74%
Cancelled
2.3%
Avg arrival delay
14 min
- Arrived on time 74% of the time (291 flights, Jun 2025 to May 2026).
- Departs inside BNA's trouble window: 64% of its 44 ground stops and delay programs started between 1 PM and 7 PM.
- Lands inside RDU's trouble window: 57% of its 14 ground stops and delay programs started between 11 AM and 5 PM.
Strong track record · 291 flights
Find 1:15 PM flight fares Opens this date on Aviasales
#10 · Southwest 3914
7:40 PM → 10:15 PM1h 35m nonstop
Local times, typical schedule. Last flown 2026-05-31.
67%
chance on time
On time (history)
64%
Cancelled
0.0%
Avg arrival delay
18 min
- Arrived on time 64% of the time (47 flights, Jun 2025 to May 2026).
- Never cancelled in 47 scheduled flights.
- Departs outside BNA's trouble window (1 PM to 7 PM, when 64% of its 44 ground stops and delay programs started).
- 82% of its delay minutes came from the plane arriving late from an earlier flight.
Limited track record · 47 flights
Find Southwest 3914 fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

Southwest Airlines75%
1,260 flights · 75% on time as flown · 1.3% cancel
Republic Airways (sold as American Eagle, Delta Connection or United Express)72%
952 flights · 74% on time as flown · 2.7% cancel

On time by departure time

All airlines, scheduled local departure, Jun 2025 to May 2026.

Before 9 AM86%
227 flights · avg delay 8 min
9 AM to noon88%
409 flights · avg delay 5 min
Noon to 3 PM77%
529 flights · avg delay 13 min
3 to 6 PM64%
561 flights · avg delay 21 min
6 to 9 PM68%
485 flights · avg delay 20 min

Best day: Wednesday (84%). Worst: Sunday (75%).

On time by month

All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.

What delays this route

Late-arriving aircraft58%
Airline (crew, maintenance, boarding)26%
Air traffic control and airport volume14%
Severe weather2%

Share of delay minutes by the cause airlines report to the US DOT.

Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure

BNA to RDU questions

What time of day is best to fly BNA to RDU?: 9 AM to noon: 88% of flights arrived on time, against 64% for departures 3 to 6 PM.
Which airline is most on time from BNA to RDU?: Southwest, with a season-adjusted 75% chance of operating and arriving on time over 1,260 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
What is the worst month for delays on BNA to RDU?: July (69% on time); the best was February (88%), averaged over Jun 2023 to May 2026.
Is this a prediction for my flight?: No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.

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