PlainFlights

Route · ORD → PHX · 2020–2025 BTS data

Chicago to Phoenix

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ORD to PHX (Chicago to Phoenix) ranks #111 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

80.3%
On-time
+1.3 pts
vs US avg
76 min
Delay when late
31,113
Flights
#111 of 4927
Corpus placement

Cancelled

1.0%

Best Month

Feb 2024 90%

Worst Month

Jul 2025 64%

Distance

1,440 mi

Carriers

32

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 489 135 2 0 WN,F9,AA,UA
Nov 2025 445 106 19 0 UA,F9,AA,WN
Oct 2025 439 109 1 2 AA,UA,WN,F9
Sep 2025 435 103 5 6 UA,WN,F9,AA
Aug 2025 416 107 11 6 AA,WN,F9,UA
Jul 2025 441 157 10 0 AA,UA,WN,F9
Jun 2025 454 129 4 0 AA,UA,WN,F9
May 2025 512 78 0 0 AA,UA,WN,F9
Apr 2025 533 96 3 1 F9,UA,WN,AA
Mar 2025 524 98 3 1 AA,UA,WN,F9
Feb 2025 423 76 1 1 AA,UA,WN,F9
Jan 2025 446 54 1 1 AA,UA,WN,F9
Dec 2024 469 57 1 1 AA,F9,UA,WN
Nov 2024 439 82 0 0 UA,WN,F9,AA
Oct 2024 479 52 1 1 UA,WN,F9,AA
Sep 2024 472 59 0 0 WN,UA,AA,F9
Aug 2024 445 122 4 2 AA,F9,WN,UA
Jul 2024 459 126 17 3 AA,F9,UA,WN
Jun 2024 458 146 3 0 AA,F9,UA,WN
May 2024 575 177 3 0 AA,F9,UA,WN
Apr 2024 572 108 0 0 AA,F9,NK,UA,WN
Mar 2024 598 105 3 0 AA,F9,NK,UA,WN
Feb 2024 486 50 1 1 AA,F9,UA,WN
Jan 2024 505 123 27 1 AA,F9,NK,WN,UA

ORD–PHX seasonal on-time pattern

Best: September (84.8%) · weakest: June (72.8%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 80.5%

Strongest calendar month

September

84.8% on-time · ~422 flights/mo

Busiest calendar month

March

~517 flights/mo avg

Weakest calendar month

June

72.8% on-time · ~388 flights/mo

Cancellation Rate

1.0%

120 of 11,514 flights

Diversion Rate

0.2%

27 of 11,514 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

ORD - Chicago

Full on-time, delay-cause, and seasonal performance for Chicago, IL.

ORD on-time profile

PHX - Phoenix

Full on-time, delay-cause, and seasonal performance for Phoenix, AZ.

PHX on-time profile

Compare the two airports

See ORD and PHX side by side on delays, cancellations, and reliability.

Compare ORD vs PHX

Origin-hub reliability standing

Mid-pack among ORD departures

From ORD, this corridor sits with 147 other 75–85% on-time routes out of 168 tracked departures, not the hub's reliability leaders (10 at ≥85%) and not the softest ( 11 below 75%). Destination: Phoenix · fleet on-time rank #3036 of 4927.

What the Data Says About ORD to PHX

31,113 tracked flights put the ORD to PHX pairing (Chicago to Phoenix) at a 80.3% on-time rate, squarely in line with the wider network. Delays that do occur run 75.9 minutes on average. Across the 1,440-mile route and its 32 carriers, the trailing 24 months show 1.0% cancelled and 0.2% diverted (11,514 flights sampled).

The monthly split is wide on this route: Feb 2024 posted the strongest performance at 90% on-time, while Jul 2025 came in at just 64% - a 25-point swing worth factoring into travel timing.

On the multi-year calendar, ORD–PHX peaks in September at 84.8% on-time while March carries the heaviest traffic (~517 flights per month) ; the softest month is June at 72.8%, a 12.0-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does ORD to PHX rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, ORD to PHX ranks #111 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from ORD to PHX? ▼
Flights from Chicago to Phoenix have a 80.3% on-time rate based on 31,113 flights. The average delay is 75.9 minutes. The best recent month was Feb 2024 with 90% on-time.
What is the cancellation rate for ORD to PHX? ▼
Over the last 24 months, 1.0% of flights on this route were cancelled (120 of 11,514 flights) and 0.2% were diverted.
How far is the flight from ORD to PHX? ▼
The flight distance from Chicago (ORD) to Phoenix (PHX) is approximately 1,440 miles. This route is served by 32 carriers.
When is the best time to fly from ORD to PHX? ▼
The best recent month for on-time performance was Feb 2024 (90% on-time). The worst was Jul 2025 (64% on-time). Consider booking during months with historically better performance.

Airports on this route

ORD Airport

Chicago
PHX Airport

Phoenix
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using ORD–PHX data

ORD–PHX is mid-pack at 80.3% on-time; month and carrier mix move more than the corridor headline.

  • Compare ORD and PHX airport profiles: delay causes and top routes differ even on the same corridor. ORD airport
  • If your dates flex, September (84.8% on-time) beats June (72.8%) on this corridor. Seasonal chart
  • 4 other routes post a similar 80.3% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.