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

863 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 3 in 4.

Best time to leave 7–8 am 88% arrive on time from DFW

Best single flight DL 2351 DFW 07:05 → BOS 11:57 · 88% on time Avoid DL 303 DFW 17:00 → BOS 21:57 · 76% 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.


DL 2351	DFW 07:05	BOS 11:57	88%
DL 303	DFW 17:00	BOS 21:57	76%

All 4 Delta 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.


DL 2351	DFW 07:05	BOS 11:57	3h 52m	348	88%	2.9%	100 min
DL 760	DFW 12:00	BOS 16:59	3h 59m	139	68%	1.4%	72 min
DL 303	DFW 17:00	BOS 21:57	3h 57m	271	76%	3.3%	87 min
DL 462	DFW 17:00	BOS 21:55	3h 55m	22	43%	4.5%	138 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.


Delta	DFW	BOS	3h 54m	77%	2.7%	863	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