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.
LAS → PAE
Las Vegas to Everett: 445 nonstop flights a year
On time (12 months)
88%
Cancelled
0.9%
avg delay 8 min
Best time to leave
Before 9 AM
94% on time vs 82% 9 AM to noon
Most reliable airline
Alaska
90% 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 · Alaska 1465
7:00 AM → 9:49 AM2h 49m nonstop
Local times, typical schedule. Last flown 2026-05-12. Same departure also flew as Alaska 532; its record covers all of them.
94%
chance on time
- On time (history)
- 96%
- Cancelled
- 0.0%
- Avg arrival delay
- 1 min
- Arrived on time 96% of the time (56 flights, Jun 2025 to May 2026).
- Never cancelled in 56 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 94% on time; 9 AM to noon: 82%).
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 ground stops and delay programs started).
Limited track record · 56 flights
Find Alaska 1465 fares Opens this date on Aviasales#2 · Alaska 307
7:59 PM → 10:46 PM2h 47m nonstop
Local times, typical schedule. Last flown 2026-05-31.
91%
chance on time
- On time (history)
- 95%
- Cancelled
- 0.0%
- Avg arrival delay
- 3 min
- Arrived on time 95% of the time (19 flights, Jun 2025 to May 2026).
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 ground stops and delay programs started).
- Short track record (19 flights), so its score leans on the airline's record at this hour.
Limited track record · 19 flights
Find Alaska 307 fares Opens this date on Aviasales#3 · Alaska 402
1:02 PM → 3:56 PM2h 54m nonstop
Local times, typical schedule. Last flown 2026-04-21.
88%
chance on time
- On time (history)
- 88%
- Cancelled
- 0.0%
- Avg arrival delay
- 4 min
- Arrived on time 88% of the time (34 flights, Jun 2025 to May 2026).
- Never cancelled in 34 scheduled flights.
- Departs inside LAS's trouble window: 51% of its 104 ground stops and delay programs started between 10 AM and 4 PM.
- Short track record (34 flights), so its score leans on the airline's record at this hour.
Limited track record · 34 flights
Find Alaska 402 fares Opens this date on Aviasales#4 · Alaska 1449
9:08 PM → 11:59 PM2h 51m nonstop
Local times, typical schedule. Last flown 2026-03-17.
87%
chance on time
- On time (history)
- 85%
- Cancelled
- 0.0%
- Avg arrival delay
- 5 min
- Arrived on time 85% of the time (33 flights, Jun 2025 to May 2026).
- Never cancelled in 34 scheduled flights.
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 ground stops and delay programs started).
- Short track record (33 flights), so its score leans on the airline's record at this hour.
Limited track record · 33 flights
Find Alaska 1449 fares Opens this date on Aviasales#5 · Alaska 366
1:08 PM → 4:00 PM2h 54m nonstop
Local times, typical schedule. Last flown 2026-05-11.
84%
chance on time
- On time (history)
- 84%
- Cancelled
- 4.6%
- Avg arrival delay
- 10 min
- Arrived on time 84% of the time (62 flights, Jun 2025 to May 2026).
- Cancelled 4.6% of the time (3 of 65).
- Departs inside LAS's trouble window: 51% of its 104 ground stops and delay programs started between 10 AM and 4 PM.
- 86% of its delay minutes came from the plane arriving late from an earlier flight.
Moderate track record · 62 flights
Find Alaska 366 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Alaska Airlines90%
389 flights · 91% on time as flown · 1.0% cancel
- Frontier Airlines77%
56 flights · 64% on time as flown · 0.7% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM94%
125 flights · avg delay 5 min
- 9 AM to noon82%
95 flights · avg delay 12 min
- Noon to 3 PM86%
84 flights · avg delay 8 min
- 6 to 9 PM87%
96 flights · avg delay 10 min
- After 9 PM92%
39 flights · avg delay 3 min
Best day: Saturday (92%). Worst: Monday (74%).
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