Route on-time record
BWI to IND: most on-time flights and the best time to fly
Baltimore (Baltimore/Washington International Thurgood Marshall Airport) to Indianapolis (Indianapolis International Airport). 1,219 nonstop flights in Jun 2025 to May 2026, 78% arrived within 15 minutes and 1.3% were cancelled. The most reliable flight number was Southwest 660 at 10:35 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
BWI → IND
Baltimore to Indianapolis: 1,219 nonstop flights a year
On time (12 months)
78%
Cancelled
1.3%
avg delay 13 min
Best time to leave
9 AM to noon
91% on time vs 64% after 9 PM
Most reliable airline
Southwest
77% 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 660
10:35 AM → 12:25 PM1h 50m nonstop
Local times, typical schedule. Last flown 2026-04-06.
86%
chance on time
- On time (history)
- 88%
- Cancelled
- 0.0%
- Avg arrival delay
- 13 min
- Arrived on time 88% 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 (9 AM to noon: 91% on time; After 9 PM: 64%).
- Departs outside BWI's trouble window (2 PM to 8 PM, when 81% of its 43 ground stops and delay programs started).
Limited track record · 33 flights
Find Southwest 660 fares Opens this date on Aviasales#2 · Southwest 2617
11:10 AM → 12:55 PM1h 45m nonstop
Local times, typical schedule. Last flown 2026-05-31.
84%
chance on time
- On time (history)
- 87%
- Cancelled
- 0.0%
- Avg arrival delay
- 13 min
- Arrived on time 87% of the time (54 flights, Jun 2025 to May 2026).
- Never cancelled in 54 scheduled flights.
- Leaves in this route's most on-time window (9 AM to noon: 91% on time; After 9 PM: 64%).
- Departs outside BWI's trouble window (2 PM to 8 PM, when 81% of its 43 ground stops and delay programs started).
Limited track record · 54 flights
Find Southwest 2617 fares Opens this date on Aviasales#3 · Southwest 2087
3:30 PM → 5:15 PM1h 45m nonstop
Local times, typical schedule. Last flown 2026-05-27.
84%
chance on time
- On time (history)
- 94%
- Cancelled
- 0.0%
- Avg arrival delay
- 3 min
- Arrived on time 94% of the time (16 flights, Jun 2025 to May 2026).
- Departs inside BWI's trouble window: 81% of its 43 ground stops and delay programs started between 2 PM and 8 PM.
- Short track record (16 flights), so its score leans on the airline's record at this hour.
Limited track record · 16 flights
Find Southwest 2087 fares Opens this date on Aviasales#4 · Southwest 1150
1:40 PM → 3:25 PM1h 45m nonstop
Local times, typical schedule. Last flown 2026-05-29.
80%
chance on time
- On time (history)
- 83%
- Cancelled
- 0.0%
- Avg arrival delay
- 9 min
- Arrived on time 83% of the time (23 flights, Jun 2025 to May 2026).
- Departs outside BWI's trouble window (2 PM to 8 PM, when 81% of its 43 ground stops and delay programs started).
- Short track record (23 flights), so its score leans on the airline's record at this hour.
Limited track record · 23 flights
Find Southwest 1150 fares Opens this date on Aviasales#5 · Southwest 1529
3:05 PM → 4:55 PM1h 50m nonstop
Local times, typical schedule. Last flown 2026-04-06.
78%
chance on time
- On time (history)
- 74%
- Cancelled
- 0.0%
- Avg arrival delay
- 10 min
- Arrived on time 74% of the time (23 flights, Jun 2025 to May 2026).
- Departs inside BWI's trouble window: 81% of its 43 ground stops and delay programs started between 2 PM and 8 PM.
- Short track record (23 flights), so its score leans on the airline's record at this hour.
Limited track record · 23 flights
Find Southwest 1529 fares Opens this date on Aviasales#6 · Southwest 1151
5:55 PM → 7:45 PM1h 50m nonstop
Local times, typical schedule. Last flown 2026-05-29.
72%
chance on time
- On time (history)
- 74%
- Cancelled
- 0.0%
- Avg arrival delay
- 17 min
- Arrived on time 74% of the time (23 flights, Jun 2025 to May 2026).
- Departs inside BWI's trouble window: 81% of its 43 ground stops and delay programs started between 2 PM and 8 PM.
- Short track record (23 flights), so its score leans on the airline's record at this hour.
Limited track record · 23 flights
Find Southwest 1151 fares Opens this date on Aviasales#7 · Southwest 1155
9:10 PM → 11:00 PM1h 50m nonstop
Local times, typical schedule. Last flown 2026-05-31.
67%
chance on time
- On time (history)
- 63%
- Cancelled
- 0.0%
- Avg arrival delay
- 27 min
- Arrived on time 63% of the time (54 flights, Jun 2025 to May 2026).
- Never cancelled in 54 scheduled flights.
- Leaves in this route's least on-time window (After 9 PM: 64% on time; 9 AM to noon: 91%).
- Departs outside BWI's trouble window (2 PM to 8 PM, when 81% of its 43 ground stops and delay programs started).
Limited track record · 54 flights
Find Southwest 1155 fares Opens this date on Aviasales#8 · Southwest 4116
10:30 PM → 12:20 AM1h 50m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 1147; its record covers all of them.
59%
chance on time
- On time (history)
- 49%
- Cancelled
- 4.9%
- Avg arrival delay
- 27 min
- Arrived on time 49% of the time (39 flights, Jun 2025 to May 2026).
- Cancelled 4.9% of the time (2 of 41).
- Leaves in this route's least on-time window (After 9 PM: 64% on time; 9 AM to noon: 91%).
- Departs outside BWI's trouble window (2 PM to 8 PM, when 81% of its 43 ground stops and delay programs started).
Limited track record · 39 flights
Find Southwest 4116 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Southwest Airlines77%
1,219 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 AM88%
157 flights · avg delay 4 min
- 9 AM to noon91%
257 flights · avg delay 8 min
- Noon to 3 PM82%
164 flights · avg delay 11 min
- 3 to 6 PM73%
267 flights · avg delay 15 min
- 6 to 9 PM72%
148 flights · avg delay 19 min
- After 9 PM64%
226 flights · avg delay 21 min
Best day: Tuesday (80%). Worst: Sunday (70%).
Smarter routing
Nearby airports that run more on time
IAD → IND 82% chance on time
Washington Dulles International Airport to Indianapolis International Airport · 1,022 flights a year · 45 mi from your airports · yours: 77%
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 aircraft49%
- Airline (crew, maintenance, boarding)33%
- Air traffic control and airport volume14%
- Severe weather3%
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
BWI to IND questions
- What time of day is best to fly BWI to IND?
- 9 AM to noon: 91% of flights arrived on time, against 64% for departures after 9 PM.
- Which airline is most on time from BWI to IND?
- Southwest, with a season-adjusted 77% chance of operating and arriving on time over 1,219 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 BWI to IND?
- July (60% on time); the best was February (87%), 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 BWI
- IND to BWI (return)
- BWI to ATL 79%
- BWI to MCO 75%
- BWI to BOS 74%
- BWI to FLL 75%
- BWI to CLT 80%
- BWI to DEN 76%
- BWI to TPA 79%
- BWI to ORD 75%
- BWI to MIA 74%
- BWI to DTW 81%
- BWI to PVD 78%
- BWI to BNA 80%
Live status: FAA delays and ground stops