1,610 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: airlines and hours on this route all land within a few points of 3 in 4 on time.

Best time to leave 9–10 pm 83% arrive on time from LAS

Best single flight B6 778 LAS 20:50 → BOS 05:01 · 73% on time Avoid B6 1178 LAS 12:12 → BOS 20:34 · 68% 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).

LAS

% 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

Boston flights leaving LAS 10–11 am: 2Close ×


DL 430	LAS 10:35	BOS 18:49	5h 14m	55	64%	0.0%	76 min
DL 498	LAS 10:35	BOS 18:40	5h 05m	31	74%	0.0%	49 min

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	1,046	76%	1.3%	93 min
Delta	564	75%	1.4%	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.


B6 778	LAS 20:50	BOS 05:01	73%
B6 1178	LAS 12:12	BOS 20:34	68%

All 5 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	LAS	BOS	5h 10m	76%	1.3%	1,046	Flying now
Delta	LAS	BOS	5h 05m	75%	1.4%	564	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