70% of LAS → BOS flights arrived on time in June-August 2026 (280 flights). The most reliable was B6 778, on time 75% of the time on this route. Evening flights did best (75%), morning flights worst (66%). Las Vegas (LAS): no delay reported. Boston Logan (BOS): no delay reported.
Best time of day to fly LAS → BOS
| Morning (before noon) | |
| Afternoon (noon-5 PM) | |
| Evening (after 5 PM) |
Flights LAS → BOS, most reliable first
| Flight | Departs | On time on this route | Cancelled |
|---|---|---|---|
| B6 778 JetBlue | 8:50 PM | 4.3% | |
| B6 1178 JetBlue | 12:12 PM | 2.2% | |
| DL 430 Delta | 10:35 AM | 0% |
LAS conditions · BOS conditions · BOS → LAS · Cancellations
Plans changed?
Find another flightToday's seats LAS → BOS, any airlineRental car at LASDrive insteadHotel near LASFree cancellation on most rooms
Affiliate links.
From BTS on-time data, June-August 2026; flights with 20+ trips on this route. On-time rates cover each flight number's whole day, which can include other legs. Departure times are local.