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 → LAS
Burbank to Las Vegas: 4,281 nonstop flights a year
On time (12 months)
81%
Cancelled
1.6%
avg delay 13 min
Best time to leave
Before 9 AM
92% on time vs 74% 6 to 9 PM
Most reliable airline
Spirit
80% chance on time
Lowest nonstop fare seen in the next two months: $75 (Southwest 990 on 2026-11-05). 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 · Southwest 3816
7:45 AM → 8:55 AM1h 10m nonstop
Local times, typical schedule. Last flown 2026-05-31.
93%
chance on time
- On time (history)
- 96%
- Cancelled
- 0.0%
- Avg arrival delay
- 1 min
- Arrived on time 96% of the time (54 flights, Jun 2025 to May 2026).
- Never cancelled in 54 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 92% on time; 6 to 9 PM: 74%).
- Short track record (54 flights), so its score leans on the airline's record at this hour.
Limited track record · 54 flights
Find Southwest 3816 fares Opens this date on Aviasales#2 · Southwest 957
8:35 AM → 9:45 AM1h 10m nonstop
Local times, typical schedule. Last flown 2026-05-31.
91%
chance on time
- On time (history)
- 96%
- Cancelled
- 0.0%
- Avg arrival delay
- 4 min
- Arrived on time 96% of the time (46 flights, Jun 2025 to May 2026).
- Never cancelled in 46 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 92% on time; 6 to 9 PM: 74%).
- Short track record (46 flights), so its score leans on the airline's record at this hour.
Limited track record · 46 flights
Find Southwest 957 fares Opens this date on Aviasales#3 · Southwest 1326
7:00 AM → 8:15 AM1h 15m nonstop
Local times, typical schedule. Last flown 2026-04-06. Same departure also flew as Southwest 3974; its record covers all of them.
89%
chance on time
- On time (history)
- 89%
- Cancelled
- 0.0%
- Avg arrival delay
- 6 min
- Arrived on time 89% of the time (36 flights, Jun 2025 to May 2026).
- Never cancelled in 36 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 92% on time; 6 to 9 PM: 74%).
- Short track record (36 flights), so its score leans on the airline's record at this hour.
Limited track record · 36 flights
Find Southwest 1326 fares Opens this date on Aviasales#4 · Southwest 1328
8:25 AM → 9:35 AM1h 10m nonstop
Local times, typical schedule. Last flown 2026-04-06.
88%
chance on time
- On time (history)
- 93%
- Cancelled
- 3.6%
- Avg arrival delay
- 2 min
- Arrived on time 93% of the time (27 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 92% on time; 6 to 9 PM: 74%).
- Short track record (27 flights), so its score leans on the airline's record at this hour.
Limited track record · 27 flights
Find Southwest 1328 fares Opens this date on Aviasales#5 · Spirit 1503
9:03 AM → 10:17 AM1h 14m nonstop
Local times, typical schedule. Last flown 2026-05-01.
88%
chance on time
- On time (history)
- 89%
- Cancelled
- 0.0%
- Avg arrival delay
- 10 min
- Arrived on time 89% of the time (9 flights, Jun 2025 to May 2026).
- Lands inside LAS's trouble window: 51% of its 104 ground stops and delay programs started between 10 AM and 4 PM.
- 98% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (9 flights), so its score leans on the airline's record at this hour.
Limited track record · 9 flights
Find Spirit 1503 fares Opens this date on Aviasales#6 · Southwest 1376
6:15 PM → 7:25 PM1h 10m nonstop
Local times, typical schedule. Last flown 2026-04-06.
85%
chance on time
- On time (history)
- 93%
- Cancelled
- 0.0%
- Avg arrival delay
- 3 min
- Arrived on time 93% of the time (28 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (6 to 9 PM: 74% on time; Before 9 AM: 92%).
- Short track record (28 flights), so its score leans on the airline's record at this hour.
Limited track record · 28 flights
Find Southwest 1376 fares Opens this date on Aviasales#7 · Southwest 2321
10:25 AM → 11:40 AM1h 15m nonstop
Local times, typical schedule. Last flown 2026-04-06.
85%
chance on time
- On time (history)
- 87%
- Cancelled
- 0.0%
- Avg arrival delay
- 5 min
- Arrived on time 87% of the time (15 flights, Jun 2025 to May 2026).
- Lands inside LAS's trouble window: 51% of its 104 ground stops and delay programs started between 10 AM and 4 PM.
- Short track record (15 flights), so its score leans on the airline's record at this hour.
Limited track record · 15 flights
Find Southwest 2321 fares Opens this date on Aviasales#8 · Southwest 3731
10:35 AM → 11:50 AM1h 15m nonstop
Local times, typical schedule. Last flown 2026-05-31.
84%
chance on time
- On time (history)
- 83%
- Cancelled
- 0.0%
- Avg arrival delay
- 6 min
- Arrived on time 83% of the time (54 flights, Jun 2025 to May 2026).
- Never cancelled in 54 scheduled flights.
- Lands inside LAS's trouble window: 51% of its 104 ground stops and delay programs started between 10 AM and 4 PM.
- Short track record (54 flights), so its score leans on the airline's record at this hour.
Limited track record · 54 flights
Find Southwest 3731 fares Opens this date on Aviasales#9 · Spirit 1621
10:02 AM → 11:10 AM1h 08m nonstop
Local times, typical schedule. Last flown 2026-04-13.
84%
chance on time
- On time (history)
- 88%
- Cancelled
- 6.8%
- Avg arrival delay
- 9 min
- Arrived on time 88% of the time (69 flights, Jun 2025 to May 2026).
- Cancelled 6.8% of the time (5 of 74).
- Lands inside LAS's trouble window: 51% of its 104 ground stops and delay programs started between 10 AM and 4 PM.
Moderate track record · 69 flights
Find Spirit 1621 fares Opens this date on Aviasales#10 · Southwest 1513
12:45 PM → 2:00 PM1h 15m nonstop
Local times, typical schedule. Last flown 2026-05-27.
82%
chance on time
- On time (history)
- 93%
- Cancelled
- 6.3%
- Avg arrival delay
- 2 min
- Arrived on time 93% of the time (15 flights, Jun 2025 to May 2026).
- Lands inside LAS's trouble window: 51% of its 104 ground stops and delay programs started between 10 AM and 4 PM.
- Short track record (15 flights), so its score leans on the airline's record at this hour.
Limited track record · 15 flights
Find Southwest 1513 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Spirit Airlines80%
1,030 flights · 83% on time as flown · 2.5% cancel
- Southwest Airlines80%
3,160 flights · 81% on time as flown · 1.3% cancel
- Frontier Airlines74%
91 flights · 71% on time as flown · 1.0% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM92%
759 flights · avg delay 5 min
- 9 AM to noon87%
906 flights · avg delay 8 min
- Noon to 3 PM78%
852 flights · avg delay 16 min
- 3 to 6 PM75%
906 flights · avg delay 17 min
- 6 to 9 PM74%
830 flights · avg delay 16 min
Best day: Saturday (88%). Worst: Friday (71%).
Smarter routing
Nearby airports that run more on time
SNA → LAS 83% chance on time
John Wayne Orange County International Airport to Harry Reid International Airport · 4,386 flights a year · 46 mi from your airports · yours: 80%
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