Route on-time record
BDL to BWI: most on-time flights and the best time to fly
Hartford (Bradley International Airport) to Baltimore (Baltimore/Washington International Thurgood Marshall Airport). 1,764 nonstop flights in Jun 2025 to May 2026, 83% arrived within 15 minutes and 1.9% were cancelled. The most reliable flight number was Southwest 464 at 5:50 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
BDL → BWI
Hartford to Baltimore: 1,764 nonstop flights a year
On time (12 months)
83%
Cancelled
1.9%
avg delay 11 min
Best time to leave
Before 9 AM
93% on time vs 73% 3 to 6 PM
Most reliable airline
Southwest
81% chance on time
Lowest nonstop fare seen in the next two months: $133 (Southwest 445 on 2026-11-09). 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 464
5:50 AM → 7:20 AM1h 30m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 2473; its record covers all of them.
94%
chance on time
- On time (history)
- 98%
- Cancelled
- 0.0%
- Avg arrival delay
- 1 min
- Arrived on time 98% of the time (87 flights, Jun 2025 to May 2026).
- Never cancelled in 87 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 93% on time; 3 to 6 PM: 73%).
Moderate track record · 87 flights
Find Southwest 464 fares Opens this date on Aviasales#2 · Southwest 674
8:55 AM → 10:20 AM1h 25m nonstop
Local times, typical schedule. Last flown 2026-04-06.
92%
chance on time
- On time (history)
- 100%
- Cancelled
- 0.0%
- Avg arrival delay
- 1 min
- Arrived on time 100% of the time (33 flights, Jun 2025 to May 2026).
- Never cancelled in 33 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 93% on time; 3 to 6 PM: 73%).
- Short track record (33 flights), so its score leans on the airline's record at this hour.
Limited track record · 33 flights
Find Southwest 674 fares Opens this date on Aviasales#3 · Southwest 3229
11:20 AM → 12:45 PM1h 25m nonstop
Local times, typical schedule. Last flown 2026-05-27.
89%
chance on time
- On time (history)
- 100%
- Cancelled
- 0.0%
- Avg arrival delay
- 0 min
- Arrived on time 100% of the time (16 flights, Jun 2025 to May 2026).
- Short track record (16 flights), so its score leans on the airline's record at this hour.
Limited track record · 16 flights
Find Southwest 3229 fares Opens this date on Aviasales#4 · Southwest 470
8:45 AM → 10:10 AM1h 25m nonstop
Local times, typical schedule. Last flown 2026-05-30.
89%
chance on time
- On time (history)
- 94%
- Cancelled
- 0.0%
- Avg arrival delay
- 10 min
- Arrived on time 94% of the time (31 flights, Jun 2025 to May 2026).
- Never cancelled in 31 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 93% on time; 3 to 6 PM: 73%).
- Short track record (31 flights), so its score leans on the airline's record at this hour.
Limited track record · 31 flights
Find Southwest 470 fares Opens this date on Aviasales#5 · Southwest 202
11:45 AM → 1:10 PM1h 25m nonstop
Local times, typical schedule. Last flown 2026-05-31.
87%
chance on time
- On time (history)
- 100%
- Cancelled
- 0.0%
- Avg arrival delay
- 3 min
- Arrived on time 100% of the time (8 flights, Jun 2025 to May 2026).
- Short track record (8 flights), so its score leans on the airline's record at this hour.
Limited track record · 8 flights
Find Southwest 202 fares Opens this date on Aviasales#6 · Southwest 469
12:35 PM → 2:00 PM1h 25m nonstop
Local times, typical schedule. Last flown 2026-05-31.
86%
chance on time
- On time (history)
- 96%
- Cancelled
- 1.8%
- Avg arrival delay
- 3 min
- Arrived on time 96% of the time (54 flights, Jun 2025 to May 2026).
- Lands inside BWI's trouble window: 81% of its 43 ground stops and delay programs started between 2 PM and 8 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 469 fares Opens this date on Aviasales#7 · Southwest 675
12:20 PM → 1:45 PM1h 25m nonstop
Local times, typical schedule. Last flown 2026-04-06.
83%
chance on time
- On time (history)
- 95%
- Cancelled
- 0.0%
- Avg arrival delay
- 2 min
- Arrived on time 95% of the time (20 flights, Jun 2025 to May 2026).
- Short track record (20 flights), so its score leans on the airline's record at this hour.
Limited track record · 20 flights
Find Southwest 675 fares Opens this date on Aviasales#8 · Southwest 373
9:20 AM → 10:45 AM1h 25m nonstop
Local times, typical schedule. Last flown 2026-05-27.
82%
chance on time
- On time (history)
- 81%
- Cancelled
- 0.0%
- Avg arrival delay
- 4 min
- Arrived on time 81% of the time (16 flights, Jun 2025 to May 2026).
- Short track record (16 flights), so its score leans on the airline's record at this hour.
Limited track record · 16 flights
Find Southwest 373 fares Opens this date on Aviasales#9 · Southwest 3176
3:00 PM → 4:30 PM1h 30m nonstop
Local times, typical schedule. Last flown 2026-05-30.
82%
chance on time
- On time (history)
- 100%
- Cancelled
- 0.0%
- Avg arrival delay
- 1 min
- Arrived on time 100% of the time (8 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (3 to 6 PM: 73% on time; Before 9 AM: 93%).
- Lands inside BWI's trouble window: 81% of its 43 ground stops and delay programs started between 2 PM and 8 PM.
- Short track record (8 flights), so its score leans on the airline's record at this hour.
Limited track record · 8 flights
Find Southwest 3176 fares Opens this date on Aviasales#10 · Southwest 2464
5:35 PM → 7:00 PM1h 25m nonstop
Local times, typical schedule. Last flown 2026-04-06.
80%
chance on time
- On time (history)
- 94%
- Cancelled
- 6.1%
- Avg arrival delay
- 3 min
- Arrived on time 94% of the time (31 flights, Jun 2025 to May 2026).
- Cancelled 6.1% of the time (2 of 33).
- Leaves in this route's least on-time window (3 to 6 PM: 73% on time; Before 9 AM: 93%).
- Lands inside BWI's trouble window: 81% of its 43 ground stops and delay programs started between 2 PM and 8 PM.
Limited track record · 31 flights
Find Southwest 2464 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Southwest Airlines81%
1,764 flights · 83% on time as flown · 1.9% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM93%
663 flights · avg delay 5 min
- 9 AM to noon92%
182 flights · avg delay 8 min
- Noon to 3 PM74%
446 flights · avg delay 15 min
- 3 to 6 PM73%
453 flights · avg delay 18 min
Best day: Wednesday (88%). Worst: Friday (80%).
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 volume25%
- Airline (crew, maintenance, boarding)23%
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
BDL to BWI questions
- What time of day is best to fly BDL to BWI?
- Before 9 AM: 93% of flights arrived on time, against 73% for departures 3 to 6 PM. Later flights inherit delays from earlier ones, so the first departures of the day usually run best.
- Which airline is most on time from BDL to BWI?
- Southwest, with a season-adjusted 81% chance of operating and arriving on time over 1,764 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 BDL to BWI?
- July (74% on time); the best was November (91%), 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 BDL
- BWI to BDL (return)
- BDL to ORD 72%
- BDL to ATL 82%
- BDL to MCO 74%
- BDL to DCA 68%
- BDL to CLT 82%
- BDL to DTW 88%
- BDL to IAD 85%
- BDL to DEN 84%
- BDL to MSP 83%
- BDL to MDW 82%
- BDL to FLL 71%
Live status: FAA delays and ground stops