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.
LGA → DAL
New York to Dallas: 1,492 nonstop flights a year
On time (12 months)
73%
Cancelled
3.4%
avg delay 21 min
Best time to leave
Before 9 AM
87% on time vs 57% 6 to 9 PM
Most reliable airline
Southwest
70% chance on time
Lowest nonstop fare seen in the next two months: $102 (Southwest 339 on 2026-11-04). 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 2914
6:05 AM → 8:55 AM3h 50m nonstop
Local times, typical schedule. Last flown 2026-05-31.
87%
chance on time
- On time (history)
- 95%
- Cancelled
- 0.0%
- Avg arrival delay
- 4 min
- Arrived on time 95% of the time (55 flights, Jun 2025 to May 2026).
- Never cancelled in 55 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 87% on time; 6 to 9 PM: 57%).
- Departs outside LGA's trouble window (noon to 6 PM, when 54% of its 285 ground stops and delay programs started).
Limited track record · 55 flights
Find Southwest 2914 fares Opens this date on Aviasales#2 · Southwest 3742
7:15 AM → 10:25 AM4h 10m nonstop
Local times, typical schedule. Last flown 2026-04-06.
79%
chance on time
- On time (history)
- 81%
- Cancelled
- 3.0%
- Avg arrival delay
- 11 min
- Arrived on time 81% of the time (32 flights, Jun 2025 to May 2026).
- Cancelled 3.0% of the time (1 of 33).
- Leaves in this route's most on-time window (Before 9 AM: 87% on time; 6 to 9 PM: 57%).
- Departs outside LGA's trouble window (noon to 6 PM, when 54% of its 285 ground stops and delay programs started).
Limited track record · 32 flights
Find Southwest 3742 fares Opens this date on Aviasales#3 · Southwest 374
9:50 AM → 12:45 PM3h 55m nonstop
Local times, typical schedule. Last flown 2026-05-31.
79%
chance on time
- On time (history)
- 85%
- Cancelled
- 0.0%
- Avg arrival delay
- 7 min
- Arrived on time 85% of the time (46 flights, Jun 2025 to May 2026).
- Never cancelled in 47 scheduled flights.
- Departs outside LGA's trouble window (noon to 6 PM, when 54% of its 285 ground stops and delay programs started).
- Lands inside DAL's trouble window: 67% of its 42 ground stops and delay programs started between 10 AM and 4 PM.
Limited track record · 46 flights
Find Southwest 374 fares Opens this date on Aviasales#4 · Southwest 448
10:25 AM → 1:30 PM4h 05m nonstop
Local times, typical schedule. Last flown 2026-04-06.
75%
chance on time
- On time (history)
- 80%
- Cancelled
- 10.7%
- Avg arrival delay
- 18 min
- Arrived on time 80% of the time (25 flights, Jun 2025 to May 2026).
- Departs outside LGA's trouble window (noon to 6 PM, when 54% of its 285 ground stops and delay programs started).
- Lands inside DAL's trouble window: 67% of its 42 ground stops and delay programs started between 10 AM and 4 PM.
- 65% of its delay minutes came from the plane arriving late from an earlier flight.
Limited track record · 25 flights
Find Southwest 448 fares Opens this date on Aviasales#5 · Southwest 2635
12:30 PM → 3:15 PM3h 45m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 3670; its record covers all of them.
74%
chance on time
- On time (history)
- 78%
- Cancelled
- 4.8%
- Avg arrival delay
- 10 min
- Arrived on time 78% of the time (76 flights, Jun 2025 to May 2026).
- Cancelled 4.8% of the time (4 of 83).
- Departs inside LGA's trouble window: 54% of its 285 ground stops and delay programs started between noon and 6 PM.
- Lands inside DAL's trouble window: 67% of its 42 ground stops and delay programs started between 10 AM and 4 PM.
Moderate track record · 76 flights
Find Southwest 2635 fares Opens this date on Aviasales#6 · Southwest 4064
3:35 PM → 6:40 PM4h 05m nonstop
Local times, typical schedule. Last flown 2026-04-06.
62%
chance on time
- On time (history)
- 57%
- Cancelled
- 3.4%
- Avg arrival delay
- 27 min
- Arrived on time 57% of the time (28 flights, Jun 2025 to May 2026).
- Departs inside LGA's trouble window: 54% of its 285 ground stops and delay programs started between noon and 6 PM.
- 54% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (28 flights), so its score leans on the airline's record at this hour.
Limited track record · 28 flights
Find Southwest 4064 fares Opens this date on Aviasales#7 · Southwest 2394
5:30 PM → 8:35 PM4h 05m nonstop
Local times, typical schedule. Last flown 2026-04-06.
59%
chance on time
- On time (history)
- 60%
- Cancelled
- 10.7%
- Avg arrival delay
- 30 min
- Arrived on time 60% of the time (25 flights, Jun 2025 to May 2026).
- Departs inside LGA's trouble window: 54% of its 285 ground stops and delay programs started between noon and 6 PM.
- 69% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (25 flights), so its score leans on the airline's record at this hour.
Limited track record · 25 flights
Find Southwest 2394 fares Opens this date on Aviasales#8 · Southwest 2917
7:30 PM → 10:25 PM3h 55m nonstop
Local times, typical schedule. Last flown 2026-05-31.
57%
chance on time
- On time (history)
- 51%
- Cancelled
- 4.3%
- Avg arrival delay
- 37 min
- Arrived on time 51% of the time (45 flights, Jun 2025 to May 2026).
- Cancelled 4.3% of the time (2 of 47).
- Leaves in this route's least on-time window (6 to 9 PM: 57% on time; Before 9 AM: 87%).
- Departs outside LGA's trouble window (noon to 6 PM, when 54% of its 285 ground stops and delay programs started).
Limited track record · 45 flights
Find Southwest 2917 fares Opens this date on Aviasales#9 · Southwest 2916
4:40 PM → 7:35 PM3h 55m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 2941; its record covers all of them.
55%
chance on time
- On time (history)
- 48%
- Cancelled
- 0.0%
- Avg arrival delay
- 46 min
- Arrived on time 48% of the time (54 flights, Jun 2025 to May 2026).
- Never cancelled in 55 scheduled flights.
- Departs inside LGA's trouble window: 54% of its 285 ground stops and delay programs started between noon and 6 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 2916 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Southwest Airlines70%
1,492 flights · 73% on time as flown · 3.4% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM87%
365 flights · avg delay 11 min
- 9 AM to noon81%
327 flights · avg delay 11 min
- Noon to 3 PM70%
324 flights · avg delay 22 min
- 3 to 6 PM58%
213 flights · avg delay 32 min
- 6 to 9 PM57%
263 flights · avg delay 37 min
Best day: Wednesday (80%). Worst: Thursday (73%).
Smarter routing
Nearby airports that run more on time
EWR → DFW 77% chance on time
Newark Liberty International Airport to Dallas Fort Worth International Airport · 3,514 flights a year · 29 mi from your airports · yours: 70%
JFK → DFW 74% chance on time
John F. Kennedy International Airport to Dallas Fort Worth International Airport · 2,042 flights a year · 23 mi from your airports · yours: 70%
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