Route on-time record
AUS to HOU: most on-time flights and the best time to fly
Austin (Austin Bergstrom International Airport) to Houston (William P. Hobby Airport). 1,449 nonstop flights in Jun 2025 to May 2026, 70% arrived within 15 minutes and 0.3% were cancelled. The most reliable flight number was Southwest 3338 at 5:30 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
AUS → HOU
Austin to Houston: 1,449 nonstop flights a year
On time (12 months)
70%
Cancelled
0.3%
avg delay 16 min
Best time to leave
9 AM to noon
91% on time vs 46% 3 to 6 PM
Most reliable airline
Southwest
70% 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 · Southwest 3338
5:30 AM → 6:30 AM1h 00m nonstop
Local times, typical schedule. Last flown 2026-05-31.
92%
chance on time
- On time (history)
- 96%
- Cancelled
- 0.0%
- Avg arrival delay
- 4 min
- Arrived on time 96% of the time (54 flights, Jun 2025 to May 2026).
- Never cancelled in 55 scheduled flights.
- Departs outside AUS's trouble window (10 AM to 4 PM, when 79% of its 91 ground stops and delay programs started).
- Short track record (54 flights), so its score leans on the airline's record at this hour.
Limited track record · 54 flights
Find Southwest 3338 fares Opens this date on Aviasales#2 · Southwest 2091
6:00 AM → 7:00 AM1h 00m nonstop
Local times, typical schedule. Last flown 2026-04-06.
91%
chance on time
- On time (history)
- 97%
- Cancelled
- 0.0%
- Avg arrival delay
- 3 min
- Arrived on time 97% of the time (33 flights, Jun 2025 to May 2026).
- Never cancelled in 33 scheduled flights.
- Departs outside AUS's trouble window (10 AM to 4 PM, when 79% of its 91 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 Southwest 2091 fares Opens this date on Aviasales#3 · Southwest 2433
8:45 AM → 9:45 AM1h 00m nonstop
Local times, typical schedule. Last flown 2026-05-30.
70%
chance on time
- On time (history)
- 50%
- Cancelled
- 0.0%
- Avg arrival delay
- 21 min
- Arrived on time 50% of the time (8 flights, Jun 2025 to May 2026).
- Departs outside AUS's trouble window (10 AM to 4 PM, when 79% of its 91 ground stops and delay programs started).
- Short track record (8 flights), so its score leans on the airline's record at this hour.
Limited track record · 8 flights
Find Southwest 2433 fares Opens this date on Aviasales#4 · Southwest 2779
8:50 PM → 9:50 PM1h 00m nonstop
Local times, typical schedule. Last flown 2026-04-05.
69%
chance on time
- On time (history)
- 70%
- Cancelled
- 0.0%
- Avg arrival delay
- 35 min
- Arrived on time 70% of the time (10 flights, Jun 2025 to May 2026).
- Departs outside AUS's trouble window (10 AM to 4 PM, when 79% of its 91 ground stops and delay programs started).
- 84% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (10 flights), so its score leans on the airline's record at this hour.
Limited track record · 10 flights
Find Southwest 2779 fares Opens this date on Aviasales#5 · Southwest 354
12:40 PM → 1:45 PM1h 05m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 2726; its record covers all of them.
52%
chance on time
- On time (history)
- 41%
- Cancelled
- 1.1%
- Avg arrival delay
- 25 min
- Arrived on time 41% of the time (87 flights, Jun 2025 to May 2026).
- Departs inside AUS's trouble window: 79% of its 91 ground stops and delay programs started between 10 AM and 4 PM.
- Lands inside HOU's trouble window: 80% of its 40 ground stops and delay programs started between noon and 6 PM.
Moderate track record · 87 flights
Find Southwest 354 fares Opens this date on Aviasales#6 · Southwest 356
5:35 PM → 6:35 PM1h 05m nonstop
Local times, typical schedule. Last flown 2026-05-30.
45%
chance on time
- On time (history)
- 35%
- Cancelled
- 0.0%
- Avg arrival delay
- 47 min
- Arrived on time 35% of the time (49 flights, Jun 2025 to May 2026).
- Never cancelled in 49 scheduled flights.
- Leaves in this route's least on-time window (3 to 6 PM: 46% on time; 9 AM to noon: 91%).
- Departs outside AUS's trouble window (10 AM to 4 PM, when 79% of its 91 ground stops and delay programs started).
Limited track record · 49 flights
Find Southwest 356 fares Opens this date on Aviasales#7 · Southwest 2992
6:30 PM → 7:30 PM1h 00m nonstop
Local times, typical schedule. Last flown 2026-04-06.
45%
chance on time
- On time (history)
- 24%
- Cancelled
- 0.0%
- Avg arrival delay
- 48 min
- Arrived on time 24% of the time (33 flights, Jun 2025 to May 2026).
- Never cancelled in 33 scheduled flights.
- Departs outside AUS's trouble window (10 AM to 4 PM, when 79% of its 91 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 Southwest 2992 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Southwest Airlines70%
1,449 flights · 70% on time as flown · 0.3% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM90%
500 flights · avg delay 6 min
- 9 AM to noon91%
86 flights · avg delay 7 min
- Noon to 3 PM66%
274 flights · avg delay 15 min
- 3 to 6 PM46%
215 flights · avg delay 32 min
- 6 to 9 PM55%
347 flights · avg delay 24 min
Best day: Saturday (80%). Worst: Sunday (71%).
Smarter routing
Nearby airports that run more on time
AUS → IAH 75% chance on time
Austin Bergstrom International Airport to George Bush Intercontinental Airport · 2,673 flights a year · 24 mi from your airports · yours: 70%
On time by month
All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.
What delays this route
- Late-arriving aircraft51%
- Air traffic control and airport volume29%
- Airline (crew, maintenance, boarding)18%
- Severe weather2%
Share of delay minutes by the cause airlines report to the US DOT.
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
AUS to HOU questions
- What time of day is best to fly AUS to HOU?
- 9 AM to noon: 91% of flights arrived on time, against 46% for departures 3 to 6 PM.
- Which airline is most on time from AUS to HOU?
- Southwest, with a season-adjusted 70% chance of operating and arriving on time over 1,449 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
- What is the worst month for delays on AUS to HOU?
- May (67% on time); the best was February (84%), averaged over Jun 2023 to May 2026.
- Is this a prediction for my flight?
- No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.
More routes from AUS
- HOU to AUS (return)
- AUS to DEN 78%
- AUS to DFW 73%
- AUS to ATL 81%
- AUS to LAX 82%
- AUS to PHX 79%
- AUS to ORD 73%
- AUS to BNA 77%
- AUS to LAS 75%
- AUS to SFO 76%
- AUS to MCO 73%
- AUS to IAH 76%
- AUS to SAN 75%
Live status: FAA delays and ground stops