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.
BWI → MSP
Baltimore to Minneapolis: 1,402 nonstop flights a year
On time (12 months)
81%
Cancelled
1.4%
avg delay 16 min
Best time to leave
Before 9 AM
91% on time vs 70% 6 to 9 PM
Most reliable airline
Delta
83% 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 · Delta 2872
6:17 AM → 8:00 AM2h 46m nonstop
Local times, typical schedule. Last flown 2026-05-31.
89%
chance on time
- On time (history)
- 91%
- Cancelled
- 1.9%
- Avg arrival delay
- 8 min
- Arrived on time 91% of the time (358 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 91% on time; 6 to 9 PM: 70%).
- Departs outside BWI's trouble window (2 PM to 8 PM, when 81% of its 43 ground stops and delay programs started).
Strong track record · 358 flights
Find Delta 2872 fares Opens this date on Aviasales#2 · Delta 2526
11:18 AM → 1:00 PM2h 47m nonstop
Local times, typical schedule. Last flown 2026-05-06.
86%
chance on time
- On time (history)
- 88%
- Cancelled
- 1.0%
- Avg arrival delay
- 9 min
- Arrived on time 88% of the time (283 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).
- Lands inside MSP's trouble window: 71% of its 17 ground stops and delay programs started between noon and 6 PM.
Strong track record · 283 flights
Find Delta 2526 fares Opens this date on Aviasales#3 · Southwest 2699
2:00 PM → 3:40 PM2h 40m nonstop
Local times, typical schedule. Last flown 2026-05-29.
80%
chance on time
- On time (history)
- 83%
- Cancelled
- 0.0%
- Avg arrival delay
- 4 min
- Arrived on time 83% 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.
- Lands inside MSP's trouble window: 71% of its 17 ground stops and delay programs started between noon and 6 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 2699 fares Opens this date on Aviasales#4 · Southwest 3213
2:50 PM → 4:35 PM2h 45m nonstop
Local times, typical schedule. Last flown 2026-04-06.
78%
chance on time
- On time (history)
- 77%
- Cancelled
- 6.1%
- Avg arrival delay
- 11 min
- Arrived on time 77% of the time (31 flights, Jun 2025 to May 2026).
- Cancelled 6.1% of the time (2 of 33).
- Departs inside BWI's trouble window: 81% of its 43 ground stops and delay programs started between 2 PM and 8 PM.
- Lands inside MSP's trouble window: 71% of its 17 ground stops and delay programs started between noon and 6 PM.
Limited track record · 31 flights
Find Southwest 3213 fares Opens this date on Aviasales#5 · Delta 2805
6:59 PM → 8:45 PM2h 46m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Delta 3006; its record covers all of them.
77%
chance on time
- On time (history)
- 73%
- Cancelled
- 0.0%
- Avg arrival delay
- 27 min
- Arrived on time 73% of the time (44 flights, Jun 2025 to May 2026).
- Never cancelled in 44 scheduled flights.
- Leaves in this route's least on-time window (6 to 9 PM: 70% on time; Before 9 AM: 91%).
- Departs inside BWI's trouble window: 81% of its 43 ground stops and delay programs started between 2 PM and 8 PM.
Limited track record · 44 flights
Find Delta 2805 fares Opens this date on Aviasales#6 · Delta 2357
12:00 PM → 1:45 PM2h 45m nonstop
Local times, typical schedule. Last flown 2026-05-31.
77%
chance on time
- On time (history)
- 68%
- Cancelled
- 0.0%
- Avg arrival delay
- 16 min
- Arrived on time 68% of the time (25 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).
- Lands inside MSP's trouble window: 71% of its 17 ground stops and delay programs started between noon and 6 PM.
- Short track record (25 flights), so its score leans on the airline's record at this hour.
Limited track record · 25 flights
Find Delta 2357 fares Opens this date on Aviasales#7 · Southwest 770
12:55 PM → 2:35 PM2h 40m nonstop
Local times, typical schedule. Last flown 2026-05-30.
74%
chance on time
- On time (history)
- 79%
- Cancelled
- 0.0%
- Avg arrival delay
- 14 min
- Arrived on time 79% of the time (24 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).
- Lands inside MSP's trouble window: 71% of its 17 ground stops and delay programs started between noon and 6 PM.
- Short track record (24 flights), so its score leans on the airline's record at this hour.
Limited track record · 24 flights
Find Southwest 770 fares Opens this date on Aviasales#8 · Delta 2565
7:22 PM → 9:01 PM2h 39m nonstop
Local times, typical schedule. Last flown 2026-05-06.
73%
chance on time
- On time (history)
- 67%
- Cancelled
- 0.0%
- Avg arrival delay
- 24 min
- Arrived on time 67% of the time (21 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (6 to 9 PM: 70% on time; Before 9 AM: 91%).
- Departs inside BWI's trouble window: 81% of its 43 ground stops and delay programs started between 2 PM and 8 PM.
- 77% of its delay minutes came from the plane arriving late from an earlier flight.
Limited track record · 21 flights
Find Delta 2565 fares Opens this date on Aviasales#9 · Southwest 3161
8:55 PM → 10:40 PM2h 45m nonstop
Local times, typical schedule. Last flown 2026-05-31.
54%
chance on time
- On time (history)
- 25%
- Cancelled
- 0.0%
- Avg arrival delay
- 64 min
- Arrived on time 25% of the time (8 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (6 to 9 PM: 70% on time; Before 9 AM: 91%).
- Departs outside BWI's trouble window (2 PM to 8 PM, when 81% of its 43 ground stops and delay programs started).
- 66% of its delay minutes came from the plane arriving late from an earlier flight.
Limited track record · 8 flights
Find Southwest 3161 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Delta Air Lines83%
919 flights · 85% on time as flown · 1.3% cancel
- Southwest Airlines74%
483 flights · 74% on time as flown · 1.4% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM91%
460 flights · avg delay 7 min
- 9 AM to noon83%
220 flights · avg delay 12 min
- Noon to 3 PM84%
174 flights · avg delay 8 min
- 3 to 6 PM84%
124 flights · avg delay 13 min
- 6 to 9 PM70%
391 flights · avg delay 31 min
Best day: Tuesday (85%). Worst: Saturday (78%).
Smarter routing
Nearby airports that run more on time
IAD → MSP 84% chance on time
Washington Dulles International Airport to Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field · 893 flights a year · 45 mi from your airports · yours: 80%
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