Route · BWI → MIA · 2020–2025 BTS data
Baltimore to Miami
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), BWI to MIA (Baltimore to Miami) ranks #857 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 74.9%
- On-time
- -4.1 pts
- vs US avg
- 73 min
- Delay when late
- 12,562
- Flights
- #857 of 4927
- Corpus placement
Cancelled
2.0%
Best Month
Sep 2025 90%
Worst Month
Aug 2024 61%
Distance
946 mi
Carriers
27
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 218 | 67 | 4 | 0 | WN,F9,AA,MQ |
| Nov 2025 | 183 | 39 | 6 | 0 | F9,MQ,AA,WN |
| Oct 2025 | 178 | 30 | 1 | 1 | AA,WN,F9,NK |
| Sep 2025 | 155 | 15 | 0 | 2 | WN,NK,F9,AA |
| Aug 2025 | 197 | 66 | 1 | 0 | AA,WN,F9,NK |
| Jul 2025 | 189 | 73 | 9 | 0 | AA,NK,WN,F9 |
| Jun 2025 | 195 | 74 | 5 | 1 | AA,WN,F9,MQ,NK |
| May 2025 | 254 | 73 | 1 | 0 | AA,NK,WN,F9,MQ |
| Apr 2025 | 266 | 51 | 0 | 1 | F9,MQ,NK,WN,AA |
| Mar 2025 | 239 | 50 | 3 | 0 | AA,WN,F9,MQ,NK |
| Feb 2025 | 183 | 38 | 6 | 1 | AA,WN,F9,MQ,NK |
| Jan 2025 | 185 | 40 | 5 | 0 | AA,WN,F9,MQ |
| Dec 2024 | 182 | 33 | 2 | 0 | AA,F9,MQ,NK,WN |
| Nov 2024 | 155 | 18 | 1 | 0 | NK,WN,MQ,F9,AA |
| Oct 2024 | 140 | 20 | 3 | 1 | WN,F9,AA |
| Sep 2024 | 149 | 27 | 2 | 0 | WN,AA,F9,MQ,NK |
| Aug 2024 | 213 | 83 | 16 | 0 | AA,F9,MQ,NK,WN |
| Jul 2024 | 187 | 65 | 4 | 0 | AA,F9,NK,WN |
| Jun 2024 | 190 | 43 | 11 | 0 | AA,F9,MQ,NK,WN |
| May 2024 | 238 | 58 | 1 | 0 | AA,F9,MQ,NK,WN |
| Apr 2024 | 234 | 35 | 5 | 0 | AA,F9,MQ,NK,WN |
| Mar 2024 | 241 | 63 | 3 | 1 | AA,F9,NK,WN |
| Feb 2024 | 233 | 41 | 0 | 2 | AA,F9,MQ,NK,WN |
| Jan 2024 | 248 | 82 | 7 | 1 | AA,F9,MQ,NK,WN |
BWI–MIA seasonal on-time pattern
Best: October (81.4%) · weakest: July (66.7%)
Strongest calendar month
October
81.4% on-time · ~186 flights/mo
Busiest calendar month
May
~230 flights/mo avg
Weakest calendar month
July
66.7% on-time · ~160 flights/mo
Cancellation Rate
2.0%
96 of 4,852 flights
Diversion Rate
0.2%
11 of 4,852 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
BWI - Baltimore
Full on-time, delay-cause, and seasonal performance for Baltimore, MD.
BWI on-time profileMIA - Miami
Full on-time, delay-cause, and seasonal performance for Miami, FL.
MIA on-time profileCompare the two airports
See BWI and MIA side by side on delays, cancellations, and reliability.
Compare BWI vs MIAOrigin-hub reliability standing
Softer reliability from BWI
Among 64 routes leaving BWI, only 11 (including this one) clear below 75% on-time, while 0 stay ≥85% and 53 sit mid-band. Travelers comparing BWI options should weigh this 74.9% print against those peers · fleet on-time rank #4476 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to BWI–MIA.
Routes with a similar on-time rate
Routes of a similar trip length
What the Data Says About BWI to MIA
On-time performance on the BWI to MIA pairing (Baltimore to Miami) trails a chunk of the network: 74.9% of 12,562 tracked flights arrived on schedule, with a 72.8-minute average delay on the ones that ran late. The route spans about 946 miles across 27 carriers. Cancellations over the trailing 24 months hit 2.0% (96 of 4,852 flights), with 0.2% diverted.
The monthly split is wide on this route: Sep 2025 posted the strongest performance at 90% on-time, while Aug 2024 came in at just 61% - a 29-point swing worth factoring into travel timing.
On the multi-year calendar, BWI–MIA peaks in October at 81.4% on-time while May carries the heaviest traffic (~230 flights per month) ; the softest month is July at 66.7%, a 14.7-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does BWI to MIA rank among US routes by traffic? ▼
How often are flights delayed from BWI to MIA? ▼
What is the cancellation rate for BWI to MIA? ▼
How far is the flight from BWI to MIA? ▼
When is the best time to fly from BWI to MIA? ▼
Airports on this route
Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Using BWI–MIA data
BWI–MIA sits 4.1 pts below the national 79% average; check the seasonal chart and airport profiles before treating the headline as typical.
- Compare BWI and MIA airport profiles: delay causes and top routes differ even on the same corridor. BWI airport
- If your dates flex, October (81.4% on-time) beats July (66.7%) on this corridor. Seasonal chart
- 4 other routes post a similar 74.9% on-time rate; compare before you commit to this pairing. Similar routes
On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.