Showing United only (incl. its regional partners)All airlines ×

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

Leave before 9 am: 93% depart on time. After 4 pm it’s 77%.

Best time to leave 7–8 am 90% arrive on time from DFW

Best single flight UA 2639 DFW 07:20 → IAD 11:26 · 90% on time Avoid UA 1240 DFW 17:15 → IAD 21:24 · 79% on time

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).

DFW

% 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.

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.


UA 2639	DFW 07:20	IAD 11:26	90%
UA 358	DFW 12:25	IAD 16:31	86%
UA 1240	DFW 17:15	IAD 21:24	79%

All 3 United flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.


UA 2639	DFW 07:20	IAD 11:26	3h 06m	287	90%	1.7%	87 min
UA 358	DFW 12:25	IAD 16:31	3h 06m	309	86%	0.0%	102 min
UA 1240	DFW 17:15	IAD 21:24	3h 09m	328	79%	1.2%	75 min

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.


United	DFW	IAD	3h 06m	84%	1.1%	961	Flying now

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