ATIS Alerts Smart Flight Search
Find the flight least likely to be delayed
BetaWe rank real flight numbers by how often they flew and arrived on time over the last 12 months, adjusted for your travel month and departure time, then check nearby airports and calmer connections. US airlines and airports.
BUR → PDX
Burbank to Portland: 985 nonstop flights a year
On time (12 months)
90%
Cancelled
1.0%
avg delay 7 min
Best time to leave
Before 9 AM
94% on time vs 85% 3 to 6 PM
Most reliable airline
Alaska
89% chance on time
Lowest nonstop fare seen in the next two months: $150 (Alaska 96 on 2026-11-14). 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 · Alaska 562
7:00 AM → 9:31 AM2h 31m nonstop
Local times, typical schedule. Last flown 2026-05-31.
95%
chance on time
- On time (history)
- 96%
- Cancelled
- 0.5%
- Avg arrival delay
- 2 min
- Arrived on time 96% of the time (216 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 94% on time; 3 to 6 PM: 85%).
Strong track record · 216 flights
Find Alaska 562 fares Opens this date on Aviasales#2 · Alaska 493
2:10 PM → 4:36 PM2h 26m nonstop
Local times, typical schedule. Last flown 2026-05-31.
89%
chance on time
- On time (history)
- 94%
- Cancelled
- 5.3%
- Avg arrival delay
- 3 min
- Arrived on time 94% of the time (18 flights, Jun 2025 to May 2026).
- Short track record (18 flights), so its score leans on the airline's record at this hour.
Limited track record · 18 flights
Find Alaska 493 fares Opens this date on Aviasales#3 · Alaska 228
11:00 AM → 1:26 PM2h 26m nonstop
Local times, typical schedule. Last flown 2026-05-12. Same departure also flew as Alaska 122; its record covers all of them.
87%
chance on time
- On time (history)
- 88%
- Cancelled
- 0.6%
- Avg arrival delay
- 8 min
- Arrived on time 88% of the time (331 flights, Jun 2025 to May 2026).
Strong track record · 331 flights
Find Alaska 228 fares Opens this date on Aviasales#4 · Alaska 764
4:05 PM → 6:31 PM2h 26m nonstop
Local times, typical schedule. Last flown 2026-03-29.
87%
chance on time
- On time (history)
- 82%
- Cancelled
- 0.0%
- Avg arrival delay
- 9 min
- Arrived on time 82% of the time (11 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (3 to 6 PM: 85% on time; Before 9 AM: 94%).
- Short track record (11 flights), so its score leans on the airline's record at this hour.
Limited track record · 11 flights
Find Alaska 764 fares Opens this date on Aviasales#5 · Alaska 649
6:06 PM → 8:30 PM2h 26m nonstop
Local times, typical schedule. Last flown 2026-05-31.
85%
chance on time
- On time (history)
- 86%
- Cancelled
- 1.7%
- Avg arrival delay
- 12 min
- Arrived on time 86% of the time (115 flights, Jun 2025 to May 2026).
- 51% of its delay minutes came from the plane arriving late from an earlier flight.
Moderate track record · 115 flights
Find Alaska 649 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Alaska Airlines89%
966 flights · 90% on time as flown · 1.0% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM94%
364 flights · avg delay 4 min
- 9 AM to noon88%
109 flights · avg delay 10 min
- Noon to 3 PM87%
264 flights · avg delay 8 min
- 3 to 6 PM85%
49 flights · avg delay 12 min
- 6 to 9 PM89%
199 flights · avg delay 10 min
Best day: Tuesday (92%). Worst: Thursday (85%).
Smarter routing
Nearby airports that run more on time
SNA → PDX 92% chance on time
John Wayne Orange County International Airport to Portland International Airport · 1,543 flights a year · 46 mi from your airports · yours: 89%
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