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

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

Take the nonstop: United SAT → IAD (3h 27m) reaches Dulles on time 93% of the time; the most reliable connection, United via Bush (5h 53m), 75%.

Best time to leave 7–8 am 96% arrive on time from SAT

Best single flight UA 471 SAT 07:00 → IAD 11:27 · 95% on time Avoid UA 2250 SAT 12:01 → IAD 16:28 · 92% 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).

SAT

% 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 471	SAT 07:00	IAD 11:27	95%
UA 2250	SAT 12:01	IAD 16:28	92%

All 2 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 471	SAT 07:00	IAD 11:27	3h 27m	307	95%	0.7%	110 min
UA 2250	SAT 12:01	IAD 16:28	3h 27m	320	92%	0.6%	99 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	SAT	IAD	3h 27m	93%	0.6%	686	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