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 → PIT
New York to Pittsburgh: 3,006 nonstop flights a year
On time (12 months)
78%
Cancelled
4.6%
avg delay 18 min
Best time to leave
Before 9 AM
91% on time vs 70% after 9 PM
Most reliable airline
Republic
74% chance on time
Lowest nonstop fare seen in the next two months: $158 (American 4579 on 2026-10-31). Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Best trips
16 nonstop, 20 with 1 connection. Best overall weighs the chance you arrive on time as booked, connection odds, travel time and separate tickets.
Best overall#1 · Nonstop · 1h 39m
8:12 AM → 9:51 AM
88%
arrive on time
91% on time · 4.1% cancel8:12 AM LGA → 9:51 AM PIT1h 39m
Republic 5787 · sold as American Eagle, Delta Connection or United Express
Embraer E175 · about 18 yrs oldFind 8:12 AM flight fares Opens this date on Aviasales#2 · Nonstop · 1h 39m
6:30 AM → 8:09 AM
86%
arrive on time
90% on time · 4.3% cancel6:30 AM LGA → 8:09 AM PIT1h 39m
Republic 4652 · sold as American Eagle, Delta Connection or United Express · also flew as 4592
Embraer E170 · 13–21 yrs oldFind 6:30 AM flight fares Opens this date on Aviasales#3 · Nonstop · 1h 41m
10:45 AM → 12:20 PM
83%
arrive on time
85% on time · 3.2% cancel10:45 AM LGA → 12:20 PM PIT1h 41m
Republic 5694 · sold as American Eagle, Delta Connection or United Express
Embraer E170 · 18–22 yrs oldFind 10:45 AM flight fares Opens this date on Aviasales#4 · Nonstop · 1h 40m
11:31 AM → 1:11 PM
81%
arrive on time
85% on time · 3.8% cancel11:31 AM LGA → 1:11 PM PIT1h 40m
Republic 4537 · sold as American Eagle, Delta Connection or United Express
Embraer E170 · 19–21 yrs oldFind 11:31 AM flight fares Opens this date on Aviasales#5 · Nonstop · 1h 39m
8:40 AM → 10:19 AM
80%
arrive on time
84% on time · 4.5% cancel8:40 AM LGA → 10:19 AM PIT1h 39m
Republic 4483 · sold as American Eagle, Delta Connection or United Express
Embraer E170 · 20–22 yrs oldFind 8:40 AM flight fares Opens this date on Aviasales#6 · Nonstop · 1h 39m
1:55 PM → 3:30 PM
80%
arrive on time
83% on time · 3.5% cancel1:55 PM LGA → 3:30 PM PIT1h 39m
Republic 5715 · sold as American Eagle, Delta Connection or United Express
Embraer E170 · 18–22 yrs oldFind 1:55 PM flight fares Opens this date on Aviasales#7 · Nonstop · 1h 37m
9:29 AM → 11:06 AM
79%
arrive on time
83% on time · 5.2% cancel9:29 AM LGA → 11:06 AM PIT1h 37m
Republic 4448 · sold as American Eagle, Delta Connection or United Express
Embraer E170 · 12–21 yrs oldFind 9:29 AM flight fares Opens this date on Aviasales#8 · Nonstop · 1h 39m
1:00 PM → 2:39 PM
78%
arrive on time
81% on time · 3.6% cancel1:00 PM LGA → 2:39 PM PIT1h 39m
Republic 4649 · sold as American Eagle, Delta Connection or United Express
Embraer E175 · 12–19 yrs oldFind 1:00 PM flight fares Opens this date on Aviasales#9 · Nonstop · 1h 34m
1:10 PM → 2:44 PM
77%
arrive on time
79% on time · 3.2% cancel1:10 PM LGA → 2:44 PM PIT1h 34m
Republic 4579 · sold as American Eagle, Delta Connection or United Express
Embraer E175 · 12–19 yrs oldFind 1:10 PM flight fares Opens this date on Aviasales#10 · Nonstop · 1h 49m
4:45 PM → 6:34 PM
76%
arrive on time
80% on time · 5.1% cancel4:45 PM LGA → 6:34 PM PIT1h 49m
Republic 5843 · sold as American Eagle, Delta Connection or United Express
Embraer E175 · 18–19 yrs oldFind 4:45 PM flight fares Opens this date on Aviasales
Aircraft and ages come from the planes each flight number actually flew in the last 3 months of data (FAA registry build years); airlines can swap planes.
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Republic Airways (sold as American Eagle, Delta Connection or United Express)74%
2,836 flights · 78% on time as flown · 4.7% cancel
- SkyWest Airlines (sold as United Express, Delta Connection, American Eagle or Alaska)70%
170 flights · 69% on time as flown · 3.4% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM91%
430 flights · avg delay 7 min
- 9 AM to noon84%
594 flights · avg delay 11 min
- Noon to 3 PM75%
669 flights · avg delay 19 min
- 3 to 6 PM72%
416 flights · avg delay 25 min
- 6 to 9 PM71%
599 flights · avg delay 26 min
- After 9 PM70%
298 flights · avg delay 24 min
Best day: Saturday (88%). Worst: Sunday (79%).
Smarter routing
Nearby airports that run more on time
EWR → PIT 78% chance on time
Newark Liberty International Airport to Pittsburgh International Airport · 1,867 flights a year · 17 mi from your airports · yours: 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