ON TIMEBOARD

PHX → MFR on time

Phoenix Sky Harbor (Phoenix, AZ) to Rogue Valley -Medford (Medford, OR). Every scheduled flight, September 2025 to August 2026.

On time
80%
arrived < 15 min late
Cancelled
0.4%
754 flights
Typical arrival
−10 min
median vs schedule
When late
+73 min
average delay
Flights / day
2
1 airline

80% of flights from Phoenix to Medford arrived on time over the past 12 months. That is about the typical U.S. route. The 10 a.m. departures ran on time 84% of the time; the 9 p.m. ones 74%. 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 PHX → MFR: when a flight was late, it was under 45 minutes late 53% of the time. About 1 in 15 flights landed an hour or more late, and 1 in 108 three hours or more; 0.4% were cancelled outright.

Share of all 754 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
American Airlines75480%0.4%−10 min6.9%+73 minSkyWest 68%, Envoy 32%

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

40%70%100%10 a.m. departures: 84% on time (232 flights)8410a11 a.m. departures: too few flights (95 flights)11anoon departures: too few flights (31 flights)12p1 p.m. departures: too few flights (7 flights)1p2 p.m. departures: too few flights (1 flights)2p3 p.m. departures: too few flights (24 flights)3p4 p.m. departures: too few flights (52 flights)4p5 p.m. departures: too few flights (21 flights)5p6 p.m. departures: too few flights (75 flights)6p7 p.m. departures: too few flights7p8 p.m. departures: too few flights (81 flights)8p9 p.m. departures: 74% on time (133 flights)749p
PHX → MFR, 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

Last flight of the day

On PHX → MFR, each airline's last flight of the day was cancelled 0.9% of the time, against 0.0% for its earlier flights, about the same. It arrived 3+ hours late 1.4% of the time (earlier flights: 0.8%). It matters more than the numbers suggest. Miss an earlier flight and there's another one that evening; miss the last one and you're usually waiting until morning.

AirlineLast departureLast: cancelledLast: 3h+ lateEarlier: cancelledNext morning
American Airlines9:10 p.m.0.9%1.4%0.0%first flight 10:10 a.m.

Last flight = the airline's last scheduled departure on this route that day, on days it flies the route at least twice; past 12 months. Times are typical scheduled times over the latest three months.

By month

Each calendar month pooled over 2023–2026. Best: September (90%). Worst: March (78%).

40%70%100%Jan: 81% on time (190 flights)81JanFeb: 83% on time (166 flights)83FebMar: 78% on time (185 flights)78MarApr: 87% on time (176 flights)87AprMay: 83% on time (180 flights)83MayJun: 84% on time (180 flights)84JunJul: 85% on time (184 flights)85JulAug: 80% on time (185 flights)80AugSep: 90% on time (173 flights)90SepOct: 85% on time (179 flights)85OctNov: 81% on time (213 flights)81NovDec: 82% on time (207 flights)82Dec

By day of week

DayFlightsOn timeCancelled
Monday10980%0.0%
Tuesday10083%0.0%
Wednesday10584%0.9%
Thursday11279%0.9%
Friday11282%0.9%
Saturday10074%0.0%
Sunday11679%0.0%

Why flights were late

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

Late inbound plane 54%Airline (crew, maintenance, ops) 35%Air traffic & airport (NAS) 7%Severe weather 4%

Cancellations: weather 2 · air traffic/airport 1

Month by month

Not enough months with data to draw a trend.

Worst days in the past year

DateFlightsOn timeCancelled
Nov 29, 2025425%0
Jan 30, 2026333%0
Jan 15, 2026333%1
Dec 19, 2025333%0
Nov 23, 2025450%0

Questions

How often are flights from PHX to MFR on time?

80% of 754 scheduled flights from Phoenix, AZ to Medford, OR arrived within 15 minutes of schedule between September 2025 and August 2026. 0.4% were cancelled.

What is the best time of day to fly PHX to MFR?

Flights scheduled to leave at 10 a.m. were the most reliable (84% on time). The 9 p.m. departures were the least (74%).

What month has the most delays from PHX to MFR?

March (78% on time). The best month is September (90%), over 2023–2026.

Is the last flight of the day from PHX to MFR more likely to be cancelled?

Yes. Each airline's last PHX–MFR flight of the day was cancelled 0.9% of the time over the past year, against 0.0% for its earlier flights. If the last flight is cancelled, the next one is usually the following morning.

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.