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14,833 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 7 in 10.

Best time to leave 6–7 am 96% arrive on time from IAD, 91% arrive on time from DCA
Best airport pair DCA → JFK 78% on time, 5.4% cancelled, 2,731 flights
Best single flight UA 2669 IAD 06:33 → EWR 07:52 · 96% on time Avoid DL 5752 DCA 19:40 → LGA 21:00 · 48% on time

Time of day × airport

Share of flights leaving within 15 minutes, by scheduled departure hour: all flights from that airport, wherever they’re going. Blank: fewer than 40 flights.

5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
DCA
91
92
90
86
81
82
79
76
73
69
66
63
63
60
64
64
66
63
IAD
90
91
88
90
90
87
85
85
86
82
82
77
79
73
74
70
61
81
% leaving within 15 min, all flights from that airport: 85+75–8465–7455–64under 55

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
JetBlue DCA→JFK only 445 82% 5.4% 78 min
United (incl. GoJet, Mesa, Republic) 6,556 73% 5.1% 96 min
Delta (incl. Endeavor, Republic) 4,069 71% 5.9% 78 min
American (incl. Republic) 3,763 69% 5.6% 75 min

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 2669 IAD 06:33 EWR 07:52 96%
AA 4551flown by Republic DCA 06:00 JFK 07:31 94%
UA 4167flown by GoJet DCA 06:00 EWR 07:19 93%
B6 254 DCA 06:15 JFK 07:27 91%
DL 5772flown by Republic DCA 08:15 LGA 09:33 81%
· · ·
UA 4174flown by GoJet DCA 20:25 EWR 21:58 53%
DL 5763flown by Republic DCA 17:40 LGA 19:00 51%
DL 5752flown by Republic DCA 19:40 LGA 21:00 48%
All 52 flights on this route →

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.
JetBlue DCA JFK 1h 17m 82% 5.4% 445 Flying now
Delta DCA JFK 1h 20m 80% 5.7% 1,043 Flying now
United IAD EWR 1h 22m 76% 2.7% 1,824 Flying now
United IAD LGA 1h 27m 75% 6.6% 1,450 Flying now
American DCA JFK 1h 29m 74% 5.2% 1,243 Flying now
United DCA EWR 1h 22m 72% 5.8% 3,282 Flying now
Delta DCA LGA 1h 18m 68% 6.0% 2,313 Flying now
American DCA LGA 1h 21m 67% 5.8% 2,520 Flying now
Delta IAD JFK 1h 30m 64% 6.0% 713 Flying now
Pick a date and this becomes a forecast Coming soon: within 3 days of travel, the same ranking will use that day’s weather and our odds for each flight.

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