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1,394 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 95% depart on time. After 4 pm it’s 3 in 4.

Best time to leave 7–8 am 96% arrive on time from SJU
Best single flight UA 2089 SJU 07:40 → ORD 11:53 · 96% on time Avoid UA 2088 SJU 15:56 → ORD 20:15 · 71% 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).

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SJU
90
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69
% 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.
United 665 82% 0.6% 40 min
Spirit 261 78% 6.9% 81 min
American 426 77% 2.1% 112 min
Frontier 42 – 4.8% 99 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.
UA 2089 SJU 07:40 ORD 11:53 96%
UA 2088 SJU 15:56 ORD 20:15 71%

All 4 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.
AA 2592 SJU 00:59 ORD 05:04 5h 05m 71 91% 1.4% 127 min
UA 2089 SJU 07:40 ORD 11:53 5h 13m 296 96% 1.0% 35 min
UA 2088 SJU 15:56 ORD 20:15 5h 19m 365 71% 0.3% 40 min
F9 3345 SJU 19:14 ORD 23:27 5h 13m 42 61% 4.8% 100 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 SJU ORD 5h 19m 82% 0.6% 665 Flying now
American SJU ORD 5h 32m 77% 2.1% 426 Flying now
Frontier SJU ORD 5h 13m 61% 4.8% 42 Flying now
Spirit SJU ORD 5h 16m 78% 6.9% 261 Not 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