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.
MSY → IAH
New Orleans to Houston: 2,997 nonstop flights a year
On time (12 months)
82%
Cancelled
0.7%
avg delay 15 min
Best time to leave
9 AM to noon
89% on time vs 71% 3 to 6 PM
Most reliable airline
United
82% chance on time
Lowest nonstop fare seen in the next two months: $212 (United 2105 on 2026-10-29). 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 · United 2744
5:00 AM → 6:26 AM1h 19m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as United 1594; its record covers all of them.
93%
chance on time
- On time (history)
- 94%
- Cancelled
- 0.7%
- Avg arrival delay
- 3 min
- Arrived on time 94% of the time (277 flights, Jun 2025 to May 2026).
Strong track record · 277 flights
Find United 2744 fares Opens this date on Aviasales#2 · United 2105
9:49 AM → 11:15 AM1h 26m nonstop
Local times, typical schedule. Last flown 2026-05-31.
90%
chance on time
- On time (history)
- 91%
- Cancelled
- 0.0%
- Avg arrival delay
- 8 min
- Arrived on time 91% of the time (245 flights, Jun 2025 to May 2026).
- Never cancelled in 245 scheduled flights.
- Leaves in this route's most on-time window (9 AM to noon: 89% on time; 3 to 6 PM: 71%).
Strong track record · 245 flights
Find United 2105 fares Opens this date on Aviasales#3 · United 2296
2:14 PM → 3:40 PM1h 26m nonstop
Local times, typical schedule. Last flown 2026-05-30.
87%
chance on time
- On time (history)
- 89%
- Cancelled
- 0.0%
- Avg arrival delay
- 14 min
- Arrived on time 89% of the time (265 flights, Jun 2025 to May 2026).
- Never cancelled in 265 scheduled flights.
- Lands inside IAH's trouble window: 60% of its 92 ground stops and delay programs started between noon and 6 PM.
Strong track record · 265 flights
Find United 2296 fares Opens this date on Aviasales#4 · United 1470
11:55 AM → 1:21 PM1h 26m nonstop
Local times, typical schedule. Last flown 2026-03-27.
85%
chance on time
- On time (history)
- 85%
- Cancelled
- 0.0%
- Avg arrival delay
- 28 min
- Arrived on time 85% of the time (20 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (9 AM to noon: 89% on time; 3 to 6 PM: 71%).
- Lands inside IAH's trouble window: 60% of its 92 ground stops and delay programs started between noon and 6 PM.
- Short track record (20 flights), so its score leans on the airline's record at this hour.
Limited track record · 20 flights
Find United 1470 fares Opens this date on Aviasales#5 · United 1613
12:01 PM → 1:27 PM1h 26m nonstop
Local times, typical schedule. Last flown 2026-05-20. Same departure also flew as United 2027; its record covers all of them.
85%
chance on time
- On time (history)
- 88%
- Cancelled
- 0.0%
- Avg arrival delay
- 9 min
- Arrived on time 88% of the time (49 flights, Jun 2025 to May 2026).
- Never cancelled in 49 scheduled flights.
- Lands inside IAH's trouble window: 60% of its 92 ground stops and delay programs started between noon and 6 PM.
- Short track record (49 flights), so its score leans on the airline's record at this hour.
Limited track record · 49 flights
Find United 1613 fares Opens this date on Aviasales#6 · United 2228
7:23 PM → 8:50 PM1h 27m nonstop
Local times, typical schedule. Last flown 2026-05-20.
84%
chance on time
- On time (history)
- 86%
- Cancelled
- 0.0%
- Avg arrival delay
- 11 min
- Arrived on time 86% of the time (191 flights, Jun 2025 to May 2026).
- Never cancelled in 191 scheduled flights.
- 60% of its delay minutes came from the plane arriving late from an earlier flight.
Moderate track record · 191 flights
Find United 2228 fares Opens this date on Aviasales#7 · United 618
8:30 PM → 9:57 PM1h 27m nonstop
Local times, typical schedule. Last flown 2026-04-29.
84%
chance on time
- On time (history)
- 88%
- Cancelled
- 0.0%
- Avg arrival delay
- 17 min
- Arrived on time 88% of the time (32 flights, Jun 2025 to May 2026).
- Never cancelled in 32 scheduled flights.
- Short track record (32 flights), so its score leans on the airline's record at this hour.
Limited track record · 32 flights
Find United 618 fares Opens this date on Aviasales#8 · United 2253
12:07 PM → 1:26 PM1h 19m nonstop
Local times, typical schedule. Last flown 2026-05-31.
81%
chance on time
- On time (history)
- 81%
- Cancelled
- 1.1%
- Avg arrival delay
- 14 min
- Arrived on time 81% of the time (186 flights, Jun 2025 to May 2026).
- Lands inside IAH's trouble window: 60% of its 92 ground stops and delay programs started between noon and 6 PM.
Moderate track record · 186 flights
Find United 2253 fares Opens this date on Aviasales#9 · United 1532
3:48 PM → 5:14 PM1h 26m nonstop
Local times, typical schedule. Last flown 2026-05-20. Same departure also flew as United 1654; its record covers all of them.
80%
chance on time
- On time (history)
- 82%
- Cancelled
- 0.0%
- Avg arrival delay
- 24 min
- Arrived on time 82% of the time (66 flights, Jun 2025 to May 2026).
- Never cancelled in 66 scheduled flights.
- Leaves in this route's least on-time window (3 to 6 PM: 71% on time; 9 AM to noon: 89%).
- Lands inside IAH's trouble window: 60% of its 92 ground stops and delay programs started between noon and 6 PM.
Moderate track record · 66 flights
Find United 1532 fares Opens this date on Aviasales#10 · United 2646
7:09 PM → 8:34 PM1h 25m nonstop
Local times, typical schedule. Last flown 2026-03-28.
80%
chance on time
- On time (history)
- 79%
- Cancelled
- 0.0%
- Avg arrival delay
- 33 min
- Arrived on time 79% of the time (24 flights, Jun 2025 to May 2026).
- Short track record (24 flights), so its score leans on the airline's record at this hour.
Limited track record · 24 flights
Find United 2646 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- United Airlines82%
2,800 flights · 82% on time as flown · 0.6% cancel
- Spirit Airlines78%
166 flights · 78% on time as flown · 1.3% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM87%
708 flights · avg delay 7 min
- 9 AM to noon89%
535 flights · avg delay 11 min
- Noon to 3 PM84%
511 flights · avg delay 16 min
- 3 to 6 PM71%
764 flights · avg delay 22 min
- 6 to 9 PM79%
401 flights · avg delay 18 min
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