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Route · PDX → PSP · 2020–2025 BTS data

Portland to Palm Springs

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), PDX to PSP (Portland to Palm Springs) ranks #3321 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

87.2%
On-time
+8.2 pts
vs US avg
61 min
Delay when late
2,949
Flights
#3321 of 4927
Corpus placement

Cancelled

1.4%

Best Month

Jan 2025 94%

Worst Month

Oct 2025 73%

Distance

873 mi

Carriers

10

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 78 14 1 0 AS,OO
Nov 2025 59 7 0 0 OO,AS
Oct 2025 59 16 1 0 AS,OO
Sep 2025 30 11 0 0 OO
Aug 2025 31 6 0 0 OO
Jul 2025 31 8 1 0 OO
Jun 2025 30 11 0 0 OO
May 2025 59 5 1 1 AS,OO
Apr 2025 90 9 0 1 OO,AS
Mar 2025 93 19 0 1 AS,OO
Feb 2025 84 10 1 0 AS,OO
Jan 2025 88 5 0 0 AS,OO
Dec 2024 72 7 0 0 AS,OO
Nov 2024 68 12 0 0 OO,AS
Oct 2024 54 7 0 0 AS,OO
May 2024 37 3 0 0 AS,OO
Apr 2024 67 7 0 2 AS,OO
Mar 2024 72 10 0 0 AS,OO
Feb 2024 71 9 0 0 AS,OO
Jan 2024 61 7 15 0 AS,OO
Dec 2023 51 9 0 0 OO,AS
Nov 2023 43 9 0 0 AS,OO
Oct 2023 31 2 0 0 AS
May 2023 33 2 0 0 AS,OO

PDX–PSP seasonal on-time pattern

Best: May (91.8%) · weakest: September (63.3%)

60%70%80%90%100% JanFebMarAprMayJunJulAugSepOctNovDec 82.9%

Strongest calendar month

May

91.8% on-time · ~43 flights/mo

Busiest calendar month

March

~79 flights/mo avg

Weakest calendar month

September

63.3% on-time · ~30 flights/mo

Cancellation Rate

1.4%

20 of 1,392 flights

Diversion Rate

0.4%

5 of 1,392 flights

Explore origin & destination

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

PDX - Portland

Full on-time, delay-cause, and seasonal performance for Portland, OR.

PDX on-time profile

PSP - Palm Springs

Full on-time, delay-cause, and seasonal performance for Palm Springs, CA.

PSP on-time profile

Compare the two airports

See PDX and PSP side by side on delays, cancellations, and reliability.

Compare PDX vs PSP

Origin-hub reliability standing

Among PDX's stronger departures

PDX → PSP posts a 87.2% on-time rate, landing in the ≥85% band with 26 of 44 BTS-tracked routes leaving Portland. The same hub also shows 17 mid-band and 1 challenged departures · fleet-wide on-time rank #599 of 4927 (highest on-time = #1).

What the Data Says About PDX to PSP

Portland to Palm Springs (PDX to PSP) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 87.2% on-time rate across 2,949 flights, with delays that do happen averaging 61.3 minutes. The corridor runs roughly 873 miles and is served by 10 carriers. Over the most recent 24 months, 20 of 1,392 flights were cancelled (1.4%) and 5 diverted (0.4%).

The monthly split is wide on this route: Jan 2025 posted the strongest performance at 94% on-time, while Oct 2025 came in at just 73% - a 21-point swing worth factoring into travel timing.

On the multi-year calendar, PDX–PSP peaks in May at 91.8% on-time while March carries the heaviest traffic (~79 flights per month) ; the softest month is September at 63.3%, a 28.5-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does PDX to PSP rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, PDX to PSP ranks #3321 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 PDX to PSP? ▼
Flights from Portland to Palm Springs have a 87.2% on-time rate based on 2,949 flights. The average delay is 61.3 minutes. The best recent month was Jan 2025 with 94% on-time.
What is the cancellation rate for PDX to PSP? ▼
Over the last 24 months, 1.4% of flights on this route were cancelled (20 of 1,392 flights) and 0.4% were diverted.
How far is the flight from PDX to PSP? ▼
The flight distance from Portland (PDX) to Palm Springs (PSP) is approximately 873 miles. This route is served by 10 carriers.
When is the best time to fly from PDX to PSP? ▼
The best recent month for on-time performance was Jan 2025 (94% on-time). The worst was Oct 2025 (73% on-time). Consider booking during months with historically better performance.

Airports on this route

PDX Airport

Portland
PSP Airport

Palm Springs
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 PDX–PSP data

PDX–PSP runs 8.2 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare PDX and PSP airport profiles: delay causes and top routes differ even on the same corridor. PDX airport
  • If your dates flex, May (91.8% on-time) beats September (63.3%) on this corridor. Seasonal chart
  • 4 other routes post a similar 87.2% 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.