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Route · PSC → PHX · 2020–2025 BTS data

Pasco/Kennewick/Richland to Phoenix

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), PSC to PHX (Pasco/Kennewick/Richland to Phoenix) ranks #4415 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

88.7%
On-time
+9.7 pts
vs US avg
80 min
Delay when late
1,116
Flights
#4415 of 4927
Corpus placement

Cancelled

0.0%

Best Month

Jul 2025 97%

Worst Month

Feb 2025 77%

Distance

962 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 61 6 0 0 OO
Nov 2025 59 10 0 1 OO
Oct 2025 47 4 0 0 OO
Sep 2025 43 3 0 0 OO
Aug 2025 61 4 0 1 OO
Jul 2025 61 2 0 0 OO
Jun 2025 60 6 0 0 OO
May 2025 62 3 0 0 OO
Apr 2025 60 2 0 0 OO
Mar 2025 64 10 0 0 OO
Feb 2025 56 13 0 0 OO
Jan 2025 61 9 0 0 OO
Dec 2024 61 10 0 0 OO
Nov 2024 58 6 0 0 OO
Oct 2024 62 6 0 0 OO
Sep 2024 56 2 0 0 OO
Aug 2024 31 8 0 0 OO
Jul 2024 31 11 0 0 OO
Jun 2024 30 6 0 0 OO
May 2024 31 2 0 0 OO
Apr 2024 30 1 0 1 OO
Mar 2024 31 2 0 0 OO

PSC–PHX seasonal on-time pattern

Best: April (96.7%) · weakest: February (76.8%)

75%80%85%90%95%100% JanFebMarAprMayJunJulAugSepOctNovDec 86.9%

Strongest calendar month

April

96.7% on-time · ~45 flights/mo

Busiest calendar month

January

~61 flights/mo avg

Weakest calendar month

February

76.8% on-time · ~56 flights/mo

Cancellation Rate

0.0%

0 of 1,116 flights

Diversion Rate

0.3%

3 of 1,116 flights

Explore origin & destination

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

PSC - Pasco/Kennewick/Richland

Full on-time, delay-cause, and seasonal performance for Pasco/Kennewick/Richland, WA.

PSC 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 PSC and PHX side by side on delays, cancellations, and reliability.

Compare PSC vs PHX

Origin-hub reliability standing

Among PSC's stronger departures

PSC → PHX posts a 88.7% on-time rate, landing in the ≥85% band with 5 of 6 BTS-tracked routes leaving Pasco/Kennewick/Richland. The same hub also shows 1 mid-band and 0 challenged departures · fleet-wide on-time rank #299 of 4927 (highest on-time = #1).

What the Data Says About PSC to PHX

Pasco/Kennewick/Richland to Phoenix (PSC to PHX) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 88.7% on-time rate across 1,116 flights, with delays that do happen averaging 80.0 minutes. The corridor runs roughly 962 miles and is served by 1 carrier. Over the most recent 24 months, 0 of 1,116 flights were cancelled (0.0%) and 3 diverted (0.3%).

The monthly split is wide on this route: Jul 2025 posted the strongest performance at 97% on-time, while Feb 2025 came in at just 77% - a 20-point swing worth factoring into travel timing.

On the multi-year calendar, PSC–PHX peaks in April at 96.7% on-time while January carries the heaviest traffic (~61 flights per month) ; the softest month is February at 76.8%, a 19.9-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does PSC to PHX rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, PSC to PHX ranks #4415 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 PSC to PHX? ▼
Flights from Pasco/Kennewick/Richland to Phoenix have a 88.7% on-time rate based on 1,116 flights. The average delay is 80.0 minutes. The best recent month was Jul 2025 with 97% on-time.
What is the cancellation rate for PSC to PHX? ▼
Over the last 24 months, 0.0% of flights on this route were cancelled (0 of 1,116 flights) and 0.3% were diverted.
How far is the flight from PSC to PHX? ▼
The flight distance from Pasco/Kennewick/Richland (PSC) to Phoenix (PHX) is approximately 962 miles. This route is served by 1 carrier.
When is the best time to fly from PSC to PHX? ▼
The best recent month for on-time performance was Jul 2025 (97% on-time). The worst was Feb 2025 (77% on-time). Consider booking during months with historically better performance.

Airports on this route

PSC Airport

Pasco/Kennewick/Richland
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 PSC–PHX data

PSC–PHX runs 9.7 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare PSC and PHX airport profiles: delay causes and top routes differ even on the same corridor. PSC airport
  • If your dates flex, April (96.7% on-time) beats February (76.8%) on this corridor. Seasonal chart
  • 4 other routes post a similar 88.7% 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.