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DelayAtlas

Carrier route record

AAGEG→PHX

American Airlines · Spokane to Phoenix

Flights
591
Period
September 2025 to August 2026
Share of route
47%
Carriers
4
B+GRADE

Historical statistics for September 2025 to August 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 77.3%. About one flight in six arrives 15 minutes late or worse, and those flights are late by close to two hours on average. That rests on 591 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 77.3%. That gap is worth roughly 62 fewer late arrivals for every thousand flights.

Key figures

On time

83.5%

Arrivals under 15 minutes late, of 589 completed flights

Avg delay

121 min

Across delayed arrivals only, not all flights

Cancelled

0.34%

National rate is 1.89%

Whole route

83.3%

Every carrier on GEG to PHX, 1,264 flights

These figures cover 591 flights between September 2025 and August 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.

Fare search by Aviasales, a Travelpayouts partner. Booking through it may earn this site a commission at no cost to you; it changes no figure here.

Carrier by carrier

American against every carrier on GEG to PHX

American flew 591 of the 1,264 flights on GEG to PHX, about 47% of it. Its 83.5% on time is about level with the route as a whole at 83.3%. Ranked by on-time rate it is number two of four carriers on the route, where the range runs from Southwest at 84.8% 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 Airlines61884.8%49 min0.49%B+
American Airlines (this page)59183.5%121 min0.34%B+
Envoy Airthin sample1070.0%38 min0.00%C+
Frontier Airlinesthin sample4563.6%64 min2.22%D

Flight by flight

American flight numbers on GEG to PHX

Timetable by Aviasales, a Travelpayouts partner. Booking through it may earn this site a commission at no cost to you; it changes no figure here.

Departure window

When American runs best on this route

Departure time matters more here than the choice of carrier. The gap between the best and worst window is 11 points, against half a point between the best and worst carrier.

  • 5am–8am326 flights88.6%
  • 8am–11am—
  • 11am–2pm1 flights—
  • 2pm–5pm263 flights77.9%
  • 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 88.6% of the time, against 77.9% for the afternoon window. That is 11 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 326 flights scheduled in it.

Across the year

American on GEG to PHX through the year

On-time rate by calendar month67J91F73M93A89M84J77J87A—S91O83N85D
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. July was the busiest month here, with 61 flights.

Across the week, Wednesday is the strongest day at 90.7% on time and Sunday the weakest at 78.4%, a spread of 12 points.

On-time rate by day of the week82.2Mon88.6Tue90.7Wed80.6Thu84.4Fri82.4Sat78.4Sun
Monday: 82.2 percent on time. Tuesday: 88.6 percent on time. Wednesday: 90.7 percent on time. Thursday: 80.6 percent on time. Friday: 84.4 percent on time. Saturday: 82.4 percent on time. Sunday: 78.4 percent on time

Arrival by arrival

How late American on GEG to PHX runs when it is late

American on GEG to PHX often beats the schedule: 179 of 589 completed flights, 30%, arrived 15 minutes or more early. The 97 late arrivals split 39 under half an hour, 26 between 30 and 60 minutes, and 32 an hour or more.

  • 15+ min early179 flights30.4%
  • Within 15 min313 flights53.1%
  • 15–29 min late39 flights6.6%
  • 30–59 min late26 flights4.4%
  • 1–2 hours late14 flights2.4%
  • 2+ hours late18 flights3.1%

Scale runs 0% to 100%.

Share of 589 completed flights by arrival against schedule.

22 of 102 late departures made up the time and arrived on time, 22% of them. 17 flights left on time and still arrived late.

The worst days

Worst days for American on GEG to PHX

The latest arrival of the period was on 18 July 2026, 31 hours 32 minutes behind schedule; most of its delay minutes were filed as carrier-caused (crew, maintenance, fuelling, baggage). The same cause led on three of the five worst days.

The latest arrivals of American on GEG to PHX in the period
DateArrived late byLargest filed cause
18 July 202631 hours 32 minutesCarrier
26 April 202629 hours 56 minutesExtreme weather
26 September 202524 hours 55 minutesCarrier
29 November 20256 hours 56 minutesCarrier
2 August 20265 hours 4 minutesLate-arriving aircraft

Delay causes

Why American runs late on this route

Carrier accounts for 49% of the 12,000 delay minutes carriers reported here, and the remaining four split what is left.

  • Carrier
    49%
  • Late-arriving aircraft
    28%
  • Extreme weather
    17%
  • National Airspace System
    5%
  • Security
    0%

Extreme weather accounts for 17% 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 2.9 times the usual weather exposure. The split is drawn from 11,724 reported delay minutes.

The largest share of delay minutes, 49%, falls under carrier control: crew scheduling, maintenance, fuelling, baggage. It accounts for 5,756 of the 12,000 delay minutes reported here.

Cancellations are rare at 0.34%, below the national 1.89% and low enough to earn the plus on the grade. Roughly one flight in 100 is called off; the risk here is arriving late, not not arriving.

Connections and stage length

What a delay here costs

5.4% of arrivals land an hour or more late, close to the national 8.3%, so 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.

The return leg is a different operation and performs like one: it runs 74.4% on time across 591 flights, 9 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 9 points of difference.

One caution: this is a thin sample. 591 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. 591 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 83.5% headline is the most reliable number on the page; the hour and month splits below it are built on a few dozen flights each. 589 completed flights over 12 months sit behind that.

Related

Where to go next

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