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DelayAtlas

Carrier route record

AAGEGPHX

American Airlines · Spokane to Phoenix

Flights
577
Period
July 2025 to June 2026
Share of route
47%
Carriers
4
B+GRADE

Historical statistics for July 2025 to June 2026, not live status. For today’s flights, check with American Airlines.

American on GEG to PHX lands a B+, 6 points better than the national rate of 77.6%. About one flight in six arrives 15 minutes late or worse, and those flights are late by close to two hours on average. That is a workable record, not a spotless one. That rests on 577 flights, with a median arrival 7 minutes early.

Set against the rest of the country, American's GEG to PHX record is 6 points better than the US average of 77.6%. That gap is worth roughly 58 fewer late arrivals for every thousand flights.

Key figures

On time

83.4%

Arrivals under 15 minutes late, of 577 completed flights

Avg delay

110 min

Across delayed arrivals only, not all flights

Cancelled

0.00%

National rate is 1.81%

Whole route

84.1%

Every carrier on GEG to PHX, 1,235 flights

These figures cover 577 flights between July 2025 and June 2026. The median arrival is 7 minutes early, which is the part an average hides: most flights here are fine, and the on-time rate is decided by a tail of badly late ones. On-time means under 15 minutes late, the DOT's own threshold.

Carrier by carrier

American against every carrier on GEG to PHX

American flew 577 of the 1,235 flights on GEG to PHX, about 47% of it. Its 83.4% on time is about level with the route as a whole at 84.1%. Ranked by on-time rate it is number two of four carriers on the route, where the range runs from Southwest at 86.6% to Frontier at 63.6%. Two of those carriers flew fewer than 365 flights here, so treat their positions as rough.

Only one carrier clears this site's 365-flight floor here, so there is no comparison to draw. The table below is the full picture.

On-time performance by carrier on GEG to PHX
AirlineFlightsOn timeAvg delayCancelledGrade
Southwest Airlines60386.6%47 min0.50%A+
American Airlines (this page)57783.4%110 min0.00%B+
Envoy Airthin sample1070.0%38 min0.00%C+
Frontier Airlinesthin sample4563.6%64 min2.22%D

Departure window

When American runs best on this route

Departure time is the single lever a traveller controls, and it moves the odds more than most people expect. Each bar below is the on-time rate for flights scheduled to leave inside that window, across 577 flights.

  • 5am–8am289 flights88.2%
  • 8am–11am
  • 11am–2pm1 flights
  • 2pm–5pm286 flights79.0%
  • 5pm–8pm1 flights
  • 8pm–5am

Scale runs 70% to 95%. Rows with fewer than 30 flights show a dash.

Book the early departure. Flights leaving between 5am–8am arrive on time 88.2% of the time, against 79.0% for the afternoon window. That is 9 points of difference for no extra money, and it comes from the same aircraft having had no earlier flight to fall behind on. The 5am–8am window is the busiest, with 289 flights scheduled in it.

Across the year

American on GEG to PHX through the year

On-time rate by calendar month67J91F73M93A89M84J77J83AS91O83N85D
Darker means more delays. Figures are on-time percentages.April best, January worst

January is the weak month at 66.7% on time, against 92.9% in April. Winter delays cluster: a single storm system can account for most of a month's shortfall, so an average December hides both very good weeks and genuinely unflyable days. March was the busiest month here, with 60 flights.

Across the week, Tuesday is the strongest day at 88.1% on time and Thursday the weakest at 79.6%. 9 points is a smaller lever than departure hour, but it is free.

On-time rate by day of the week82.2Mon88.1Tue84.3Wed79.6Thu86.5Fri84.0Sat80.6Sun
Monday: 82.2 percent on time. Tuesday: 88.1 percent on time. Wednesday: 84.3 percent on time. Thursday: 79.6 percent on time. Friday: 86.5 percent on time. Saturday: 84.0 percent on time. Sunday: 80.6 percent on time

Delay causes

Why American runs late on this route

One category carries most of the weight here. Carrier accounts for 45% of the 11,000 delay minutes carriers reported, and the remaining four split what is left. The split is by minutes rather than by flights, so a few very long delays count for as much as many short ones.

  • Carrier
    45%
  • Late-arriving aircraft
    29%
  • Extreme weather
    19%
  • National Airspace System
    7%
  • Security
    0%

Extreme weather accounts for 19% of delay minutes, well above the single-digit share typical across the system. Weather delays are lumpy: they arrive as whole bad days rather than as a steady drag, so the monthly strip above is the more useful view of the risk. The national share is 6%, so this operation carries roughly 3.1 times the usual weather exposure. The split is drawn from 10,509 reported delay minutes.

The largest share of delay minutes, 45%, falls under carrier control: crew scheduling, maintenance, fuelling, baggage. Unlike weather, that is a management outcome, and it is the category where the gap between two carriers on the same schedule is genuinely earned. It accounts for 4,685 of the 11,000 delay minutes reported here.

Cancellations are rare at 0.00%, below the national 1.81% and low enough to earn the plus on the grade. Almost no flights are called off; the risk here is arriving late, not not arriving.

Connections and stage length

What a delay here costs

5.7% of arrivals land an hour or more late, close to the national 8.1%. That is the figure that decides a connection, and it says a 60 to 75 minute layover is reasonable here while anything under 45 minutes is a bet. Most delays on this route last close to two hours, which a normal layover absorbs.

The 1,020 miles between these two airports put this in the middle of the US network, around two and a half to three hours of block time. That is enough cruise to absorb a ten-minute late pushback and not enough to absorb thirty. It is also long enough that the aircraft usually flies three or four legs a day rather than six, which slows how fast delay compounds.

The return leg is a different operation and performs like one: it runs 76.1% on time across 577 flights, 7 points below this direction. Departure banks, aircraft rotations and the congestion at each end all differ, so scoring the two directions together would average away a real 7 points of difference.

One caution: this is a thin sample. 577 flights over twelve months is enough to clear this site's floor but not enough to pin the rate down tightly, and a single bad week moves it by more than a point. Treat the grade as a rough reading.

What to do with this

Booking American on GEG to PHX

Put together: treat all of this as provisional. 577 flights over twelve months is enough to clear this site's floor and not enough to be confident to better than a couple of points. The 83.4% headline is the most reliable number on the page; the hour and month splits below it are built on a few dozen flights each. 577 completed flights over 12 months sit behind that.

Related

Where to go next

Source: US DOT Bureau of Transportation Statistics, on-time performance data, July 2025 to June 2026. Last updated 15 September 2026; recomputed monthly. How this data is collected.