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613 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s 37%.

Best time to leave 6–7 am 92% arrive on time from RDU

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

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RDU
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37
% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55

Pick an hour to see this route’s flights leaving then.

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.

Delta 303 91% 1.0% 52 min
Southwest 299 76% 0.7% 43 min
Frontier 11 – 0.0% 65 min

Dimmed: fewer than 150 flights in the year, too few to rank.

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.

No flight on this route ran 150+ times in the year.

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.

Delta RDU LAS 5h 07m 91% 1.0% 303 Not flying now
Southwest RDU LAS 5h 15m 76% 0.7% 299 Not flying now
Frontier RDU LAS 4h 55m 64%few flights 0.0% 11 Not flying now

Alternatives with one stop

All connections →
SouthwestDetails → RDU 05:05 → HOU 06:50WN 4771 1h 00m Houston HOU 07:50 → LAS 09:00WN 1998 6h 50m 97% 95%
SouthwestDetails → RDU 06:10 → BWI 07:15WN 3422 2h 20m Baltimore BWI 09:35 → LAS 11:35WN 974 8h 25m 100% 91%
AmericanDetails → RDU 06:50 → PHX 08:27AA 2601 1h 57m Phoenix PHX 10:24 → LAS 11:37AA 2037 7h 47m 98% 88%
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON