ON TIMEBOARD
MYR Myrtle Beach / BOS Boston

MYR → BOS on time

Myrtle Beach (Myrtle Beach, SC) to Boston Logan (Boston, MA). Every scheduled flight, September 2025 to August 2026.

On time
65%
arrived < 15 min late
Cancelled
3.8%
370 flights
Typical arrival
−4 min
median vs schedule
When late
+79 min
average delay
Flights / day
1
3 airlines

65% of flights from Myrtle Beach to Boston arrived on time over the past 12 months. That is worse than the typical U.S. route. 20% of flights arrived more than an hour late or not at all.

How late?

The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for MYR → BOS: when a flight was late, it was under 45 minutes late 39% of the time. About 1 in 6 flights landed an hour or more late, and 1 in 46 three hours or more; 3.8% were cancelled outright.

Share of all 370 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Spirit Airlines25657%4.7%+1 min18.8%+78 minSpirit Airlines
Delta Air Lines63—————Republic Airways 62%, Delta Air Lines 38%
American Airlines51—————Envoy 76%, Republic Airways 24%

Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.

Best time of day to fly

On-time rate by scheduled departure hour (local time at MYR). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%9 a.m. departures: too few flights (32 flights)9a10 a.m. departures: too few flights (17 flights)10a11 a.m. departures: too few flights (34 flights)11anoon departures: too few flights (21 flights)12p1 p.m. departures: too few flights (59 flights)1p2 p.m. departures: too few flights (10 flights)2p3 p.m. departures: too few flights (75 flights)3p4 p.m. departures: too few flights4p5 p.m. departures: too few flights (1 flights)5p6 p.m. departures: too few flights (20 flights)6p7 p.m. departures: too few flights7p8 p.m. departures: too few flights (19 flights)8p9 p.m. departures: too few flights (38 flights)9p
MYR → BOS, share of flights arriving on time, by departure hour. Hours with under 100 flights are greyed out.
82%+ on time76–82%68–76%under 68%too few flights

By month

Each calendar month pooled over 2023–2026. Best: November (82%). Worst: July (64%).

40%70%100%Jan: too few flights (87 flights)JanFeb: 72% on time (116 flights)72FebMar: 72% on time (157 flights)72MarApr: 77% on time (202 flights)77AprMay: 77% on time (155 flights)77MayJun: 75% on time (156 flights)75JunJul: 64% on time (157 flights)64JulAug: 72% on time (182 flights)72AugSep: 78% on time (171 flights)78SepOct: 79% on time (147 flights)79OctNov: 82% on time (132 flights)82NovDec: too few flights (77 flights)Dec

By day of week

DayFlightsOn timeCancelled
Monday44——
Tuesday31——
Wednesday31——
Thursday42——
Friday45——
Saturday83——
Sunday94——

Why flights were late

Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.

Air traffic & airport (NAS) 44%Late inbound plane 34%Airline (crew, maintenance, ops) 20%Severe weather 2%

Cancellations: weather 8 · airline 5 · air traffic/airport 1

Month by month

Not enough months with data to draw a trend.

Worst days in the past year

DateFlightsOn timeCancelled
Oct 12, 202530%0
Oct 19, 2025333%0
Sep 7, 2025333%1
Apr 25, 2026450%0
Sep 14, 2025367%0

Questions

How often are flights from MYR to BOS on time?

65% of 370 scheduled flights from Myrtle Beach, SC to Boston, MA arrived within 15 minutes of schedule between September 2025 and August 2026. 3.8% were cancelled.

What month has the most delays from MYR to BOS?

July (64% on time). The best month is November (82%), over 2023–2026.

Related

Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.