Route on-time record
PSP to PDX: most on-time flights and the best time to fly
Palm Springs (Palm Springs International Airport) to Portland (Portland International Airport). 737 nonstop flights in Jun 2025 to May 2026, 95% arrived within 15 minutes and 1.8% were cancelled. The most reliable flight number was SkyWest 3425 at 7:00 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
PSP → PDX
Palm Springs to Portland: 737 nonstop flights a year
On time (12 months)
95%
Cancelled
1.8%
avg delay 6 min
Best time to leave
9 AM to noon
97% on time vs 91% noon to 3 PM
Most reliable airline
SkyWest
94% chance on time
Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Most reliable nonstop flights
Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.
#1 · SkyWest 3425 · sold as United Express, Delta Connection, American Eagle or Alaska
7:00 AM → 9:44 AM2h 44m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as SkyWest 3295; its record covers all of them.
96%
chance on time
- On time (history)
- 98%
- Cancelled
- 0.0%
- Avg arrival delay
- 2 min
- Arrived on time 98% of the time (163 flights, Jun 2025 to May 2026).
- Never cancelled in 163 scheduled flights.
Moderate track record · 163 flights
Find 7:00 AM flight fares Opens this date on Aviasales#2 · Alaska 117
10:46 AM → 1:23 PM2h 37m nonstop
Local times, typical schedule. Last flown 2026-04-21.
96%
chance on time
- On time (history)
- 100%
- Cancelled
- 0.0%
- Avg arrival delay
- 1 min
- Arrived on time 100% of the time (35 flights, Jun 2025 to May 2026).
- Never cancelled in 35 scheduled flights.
- Leaves in this route's most on-time window (9 AM to noon: 97% on time; Noon to 3 PM: 91%).
- Short track record (35 flights), so its score leans on the airline's record at this hour.
Limited track record · 35 flights
Find Alaska 117 fares Opens this date on Aviasales#3 · Alaska 635
2:00 PM → 4:34 PM2h 34m nonstop
Local times, typical schedule. Last flown 2026-03-17.
94%
chance on time
- On time (history)
- 100%
- Cancelled
- 0.0%
- Avg arrival delay
- 1 min
- Arrived on time 100% of the time (16 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (Noon to 3 PM: 91% on time; 9 AM to noon: 97%).
- Short track record (16 flights), so its score leans on the airline's record at this hour.
Limited track record · 16 flights
Find Alaska 635 fares Opens this date on Aviasales#4 · Alaska 349
10:56 AM → 1:30 PM2h 34m nonstop
Local times, typical schedule. Last flown 2026-05-12. Same departure also flew as Alaska 445; its record covers all of them.
94%
chance on time
- On time (history)
- 96%
- Cancelled
- 3.6%
- Avg arrival delay
- 2 min
- Arrived on time 96% of the time (53 flights, Jun 2025 to May 2026).
- Cancelled 3.6% of the time (2 of 55).
- Leaves in this route's most on-time window (9 AM to noon: 97% on time; Noon to 3 PM: 91%).
- Short track record (53 flights), so its score leans on the airline's record at this hour.
Limited track record · 53 flights
Find Alaska 349 fares Opens this date on Aviasales#5 · Alaska 487
7:00 AM → 9:34 AM2h 34m nonstop
Local times, typical schedule. Last flown 2026-04-21. Same departure also flew as Alaska 485; its record covers all of them.
93%
chance on time
- On time (history)
- 94%
- Cancelled
- 1.2%
- Avg arrival delay
- 10 min
- Arrived on time 94% of the time (170 flights, Jun 2025 to May 2026).
Moderate track record · 170 flights
Find Alaska 487 fares Opens this date on Aviasales#6 · Alaska 427
6:15 PM → 8:50 PM2h 34m nonstop
Local times, typical schedule. Last flown 2026-05-12.
90%
chance on time
- On time (history)
- 91%
- Cancelled
- 2.0%
- Avg arrival delay
- 7 min
- Arrived on time 91% of the time (193 flights, Jun 2025 to May 2026).
Moderate track record · 193 flights
Find Alaska 427 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- SkyWest Airlines (sold as United Express, Delta Connection, American Eagle or Alaska)94%
229 flights · 96% on time as flown · 1.8% cancel
- Alaska Airlines93%
508 flights · 94% on time as flown · 1.8% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM96%
362 flights · avg delay 7 min
- 9 AM to noon97%
121 flights · avg delay 3 min
- Noon to 3 PM91%
117 flights · avg delay 5 min
- 6 to 9 PM92%
110 flights · avg delay 6 min
Best day: Tuesday (94%). Worst: Sunday (88%).
On time by month
All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.
What delays this route
- Air traffic control and airport volume33%
- Airline (crew, maintenance, boarding)28%
- Late-arriving aircraft26%
- Severe weather12%
Share of delay minutes by the cause airlines report to the US DOT.
Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure
PSP to PDX questions
- What time of day is best to fly PSP to PDX?
- 9 AM to noon: 97% of flights arrived on time, against 91% for departures noon to 3 PM.
- Which airline is most on time from PSP to PDX?
- SkyWest, with a season-adjusted 94% chance of operating and arriving on time over 229 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
- What is the worst month for delays on PSP to PDX?
- February (87% on time); the best was September (100%), averaged over Jun 2023 to May 2026.
- Is this a prediction for my flight?
- No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.
More routes from PSP
- PDX to PSP (return)
- PSP to SFO 68%
- PSP to DEN 81%
- PSP to SEA 87%
- PSP to PHX 79%
- PSP to SLC 93%
- PSP to DFW 79%
- PSP to ORD 75%
- PSP to LAS 80%
- PSP to SMF 85%
- PSP to OAK 86%
- PSP to LAX 85%
- PSP to MSP 81%
Live status: FAA delays and ground stops