ON TIMEBOARD
FSD Sioux Falls / AZA Phoenix

FSD → AZA on time

Sioux Falls (Sioux Falls, SD) to Mesa Gateway (Phoenix, AZ). Every scheduled flight, September 2025 to August 2026.

On time
74%
arrived < 15 min late
Cancelled
0.5%
370 flights
Typical arrival
−5 min
median vs schedule
When late
+77 min
average delay
Flights / day
1
1 airline

74% of flights from Sioux Falls to Phoenix arrived on time over the past 12 months. That is worse than the typical U.S. route. 8% 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 FSD → AZA: when a flight was late, it was under 45 minutes late 61% of the time. About 1 in 14 flights landed an hour or more late, and 1 in 53 three hours or more; 0.5% 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
Allegiant Air37074%0.5%−5 min7.0%+77 minAllegiant Air

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

40%70%100%11 a.m. departures: too few flights (20 flights)11anoon departures: too few flights (57 flights)12p1 p.m. departures: too few flights (35 flights)1p2 p.m. departures: too few flights (16 flights)2p3 p.m. departures: too few flights (11 flights)3p4 p.m. departures: too few flights (14 flights)4p5 p.m. departures: too few flights (3 flights)5p6 p.m. departures: too few flights (1 flights)6p7 p.m. departures: too few flights (19 flights)7p8 p.m. departures: 76% on time (110 flights)768p9 p.m. departures: too few flights (70 flights)9p
FSD → AZA, 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: April (86%). Worst: February (78%).

40%70%100%Jan: 84% on time (107 flights)84JanFeb: 78% on time (119 flights)78FebMar: 84% on time (146 flights)84MarApr: 86% on time (102 flights)86AprMay: too few flights (84 flights)MayJun: too few flights (77 flights)JunJul: too few flights (75 flights)JulAug: too few flights (53 flights)AugSep: too few flights (42 flights)SepOct: too few flights (70 flights)OctNov: too few flights (67 flights)NovDec: too few flights (95 flights)Dec

By day of week

DayFlightsOn timeCancelled
Monday60——
Tuesday29——
Wednesday58——
Thursday54——
Friday59——
Saturday56——
Sunday54——

Why flights were late

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

Late inbound plane 47%Airline (crew, maintenance, ops) 23%Air traffic & airport (NAS) 18%Severe weather 12%

Cancellations: weather 2

Month by month

Not enough months with data to draw a trend.

Worst days in the past year

DateFlightsOn timeCancelled
Mar 7, 2026333%0
Mar 14, 20263100%0
Mar 21, 20263100%0

Nearby airport alternatives

Other ways to make the same trip, using airports within 60 miles of Sioux Falls or Phoenix. FSD → PHX has been 7 points more reliable.

RouteFlightsOn timeCancelled
FSD → AZA (this route)37074%0.5%
FSD → PHX Sioux Falls to Phoenix Sky Harbor68481%0.6%

Questions

How often are flights from FSD to AZA on time?

74% of 370 scheduled flights from Sioux Falls, SD to Phoenix, AZ arrived within 15 minutes of schedule between September 2025 and August 2026. 0.5% were cancelled.

What month has the most delays from FSD to AZA?

February (78% on time). The best month is April (86%), 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.