Route · IAH → PSP · 2020–2025 BTS data
Houston to Palm Springs
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), IAH to PSP (Houston to Palm Springs) ranks #4221 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 81.1%
- On-time
- +2.1 pts
- vs US avg
- 68 min
- Delay when late
- 1,395
- Flights
- #4221 of 4927
- Corpus placement
Cancelled
1.1%
Best Month
Jan 2021 93%
Worst Month
Mar 2023 68%
Distance
1,269 mi
Carriers
8
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Apr 2025 | 45 | 6 | 0 | 0 | OO,UA |
| Mar 2025 | 54 | 8 | 0 | 1 | OO,UA |
| Apr 2024 | 36 | 3 | 0 | 0 | OO,UA |
| Mar 2024 | 56 | 13 | 0 | 0 | OO,UA |
| Jan 2024 | 31 | 7 | 0 | 0 | UA |
| Dec 2023 | 31 | 6 | 0 | 0 | UA |
| Nov 2023 | 30 | 5 | 0 | 0 | UA |
| Apr 2023 | 30 | 6 | 0 | 0 | UA,OO |
| Mar 2023 | 56 | 18 | 0 | 0 | OO,UA |
| Feb 2023 | 56 | 15 | 0 | 0 | OO,UA |
| Jan 2023 | 61 | 17 | 1 | 0 | OO,UA |
| Dec 2022 | 62 | 9 | 0 | 1 | OO |
| Nov 2022 | 60 | 13 | 0 | 0 | OO |
| Apr 2022 | 30 | 6 | 0 | 0 | OO |
| Mar 2022 | 57 | 15 | 0 | 0 | OO |
| Feb 2022 | 56 | 8 | 1 | 1 | OO |
| Jan 2022 | 62 | 13 | 0 | 0 | OO |
| Dec 2021 | 62 | 15 | 1 | 1 | OO |
| Nov 2021 | 60 | 7 | 0 | 0 | OO |
| Mar 2021 | 54 | 7 | 0 | 0 | OO,UA |
| Feb 2021 | 56 | 7 | 10 | 0 | OO,UA,YV |
| Jan 2021 | 58 | 4 | 0 | 1 | OO,YV |
| Dec 2020 | 31 | 7 | 0 | 1 | OO |
| Nov 2020 | 30 | 1 | 0 | 0 | OO |
IAH–PSP seasonal on-time pattern
Best: November (85.6%) · weakest: March (78.6%)
Strongest calendar month
November
85.6% on-time · ~45 flights/mo
Busiest calendar month
March
~62 flights/mo avg
Weakest calendar month
March
78.6% on-time · ~62 flights/mo
Cancellation Rate
1.1%
13 of 1,164 flights
Diversion Rate
0.5%
6 of 1,164 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
IAH - Houston
Full on-time, delay-cause, and seasonal performance for Houston, TX.
IAH on-time profilePSP - Palm Springs
Full on-time, delay-cause, and seasonal performance for Palm Springs, CA.
PSP on-time profileCompare the two airports
See IAH and PSP side by side on delays, cancellations, and reliability.
Compare IAH vs PSPOrigin-hub reliability standing
Mid-pack among IAH departures
From IAH, this corridor sits with 79 other 75–85% on-time routes out of 102 tracked departures, not the hub's reliability leaders (17 at ≥85%) and not the softest ( 6 below 75%). Destination: Palm Springs · fleet on-time rank #2696 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to IAH–PSP.
Routes with a similar on-time rate
What the Data Says About IAH to PSP
1,395 tracked flights put the IAH to PSP pairing (Houston to Palm Springs) at a 81.1% on-time rate, squarely in line with the wider network. Delays that do occur run 67.8 minutes on average. Across the 1,269-mile route and its 8 carriers, the trailing 24 months show 1.1% cancelled and 0.5% diverted (1,164 flights sampled).
The monthly split is wide on this route: Jan 2021 posted the strongest performance at 93% on-time, while Mar 2023 came in at just 68% - a 25-point swing worth factoring into travel timing.
On the multi-year calendar, IAH–PSP peaks in November at 85.6% on-time while March carries the heaviest traffic (~62 flights per month) ; the softest month is March at 78.6%, a 7.0-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does IAH to PSP rank among US routes by traffic? ▼
How often are flights delayed from IAH to PSP? ▼
What is the cancellation rate for IAH to PSP? ▼
How far is the flight from IAH to PSP? ▼
When is the best time to fly from IAH to PSP? ▼
Airports on this route
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 IAH–PSP data
IAH–PSP is mid-pack at 81.1% on-time; month and carrier mix move more than the corridor headline.
- Compare IAH and PSP airport profiles: delay causes and top routes differ even on the same corridor. IAH airport
- If your dates flex, November (85.6% on-time) beats March (78.6%) on this corridor. Seasonal chart
- 4 other routes post a similar 81.1% 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.
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.