ON TIMEBOARD

TPA → SAN on time

Tampa (Tampa, FL) to San Diego (San Diego, CA). Every scheduled flight, September 2025 to August 2026.

On time
73%
arrived < 15 min late
Cancelled
0.5%
656 flights
Typical arrival
−4 min
median vs schedule
When late
+51 min
average delay
Flights / day
2
2 airlines

73% of flights from Tampa to San Diego arrived on time over the past 12 months. That is worse than the typical U.S. route. The 8 a.m. departures ran on time 89% of the time; the 5 p.m. ones 68%. Most reliable airline: Alaska Airlines (82%). 7% 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 TPA → SAN: when a flight was late, it was under 45 minutes late 66% of the time. About 1 in 15 flights landed an hour or more late, and 1 in 94 three hours or more; 0.5% were cancelled outright.

Share of all 656 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Alaska Airlines36482%0.8%−13 min5.2%+58 minAlaska Airlines
Southwest Airlines29262%0.0%+7 min8.2%+47 minSouthwest Airlines

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 TPA). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%7 a.m. departures: too few flights (30 flights)7a8 a.m. departures: 89% on time (131 flights)898a9 a.m. departures: too few flights (93 flights)9a10 a.m. departures: too few flights10a11 a.m. departures: too few flights11anoon departures: too few flights12p1 p.m. departures: too few flights (6 flights)1p2 p.m. departures: too few flights2p3 p.m. departures: too few flights (17 flights)3p4 p.m. departures: too few flights (69 flights)4p5 p.m. departures: 68% on time (189 flights)685p6 p.m. departures: too few flights (85 flights)6p7 p.m. departures: too few flights (36 flights)7p
TPA → SAN, 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 airline and hour

DepartsAlaska Airlines
8 a.m.89%
5 p.m.70%

By month

Each calendar month pooled over 2023–2026. Best: December (82%). Worst: July (62%).

40%70%100%Jan: 66% on time (116 flights)66JanFeb: 75% on time (105 flights)75FebMar: 72% on time (118 flights)72MarApr: 71% on time (120 flights)71AprMay: 66% on time (124 flights)66MayJun: 64% on time (128 flights)64JunJul: 62% on time (132 flights)62JulAug: 69% on time (118 flights)69AugSep: too few flights (64 flights)SepOct: 74% on time (110 flights)74OctNov: 77% on time (107 flights)77NovDec: 82% on time (104 flights)82Dec

By day of week

DayFlightsOn timeCancelled
Monday97——
Tuesday85——
Wednesday83——
Thursday93——
Friday98——
Saturday10068%1.0%
Sunday10062%0.0%

Why flights were late

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

Airline (crew, maintenance, ops) 37%Late inbound plane 36%Air traffic & airport (NAS) 19%Severe weather 7%

Cancellations: airline 3

Month by month

Not enough months with data to draw a trend.

Questions

How often are flights from TPA to SAN on time?

73% of 656 scheduled flights from Tampa, FL to San Diego, CA arrived within 15 minutes of schedule between September 2025 and August 2026. 0.5% were cancelled.

What is the best time of day to fly TPA to SAN?

Flights scheduled to leave at 8 a.m. were the most reliable (89% on time). The 5 p.m. departures were the least (68%).

Which airline is most on time from TPA to SAN?

Alaska Airlines: 82% of its 364 flights on the route arrived on time. Southwest Airlines: 62%.

What month has the most delays from TPA to SAN?

July (62% on time). The best month is December (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.