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Route · MSP → BWI · 2020–2025 BTS data

Minneapolis to Baltimore

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), MSP to BWI (Minneapolis to Baltimore) ranks #1647 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

83.9%
On-time
+4.9 pts
vs US avg
62 min
Delay when late
7,626
Flights
#1647 of 4927
Corpus placement

Cancelled

0.4%

Best Month

Sep 2024 95%

Worst Month

Jul 2024 65%

Distance

936 mi

Carriers

11

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 117 26 2 0 DL,WN
Nov 2025 109 12 1 0 DL,WN
Oct 2025 128 19 0 0 WN,DL
Sep 2025 129 18 0 0 WN,DL
Aug 2025 135 25 0 1 WN,DL
Jul 2025 143 49 1 2 WN,DL
Jun 2025 136 29 2 1 WN,DL
May 2025 117 28 0 1 WN,DL
Apr 2025 99 13 0 0 DL,WN
Mar 2025 91 22 0 0 WN,DL
Feb 2025 78 9 1 0 WN,DL
Jan 2025 91 16 1 0 WN,DL
Dec 2024 118 27 0 0 DL,WN
Nov 2024 110 8 0 0 WN,DL
Oct 2024 133 12 0 0 WN,DL
Sep 2024 149 8 0 0 WN,DL
Aug 2024 159 31 1 1 DL,NK,WN
Jul 2024 172 60 0 2 DL,WN
Jun 2024 159 50 0 0 DL,WN
May 2024 112 21 0 0 DL,WN
Apr 2024 101 15 0 0 DL,WN
Mar 2024 91 23 1 0 DL,WN
Feb 2024 81 7 0 0 DL,WN
Jan 2024 90 18 2 0 DL,WN

MSP–BWI seasonal on-time pattern

Best: September (91.5%) · weakest: July (74.9%)

70%75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 81.3%

Strongest calendar month

September

91.5% on-time · ~115 flights/mo

Busiest calendar month

August

~136 flights/mo avg

Weakest calendar month

July

74.9% on-time · ~133 flights/mo

Cancellation Rate

0.4%

12 of 2,848 flights

Diversion Rate

0.3%

8 of 2,848 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

MSP - Minneapolis

Full on-time, delay-cause, and seasonal performance for Minneapolis, MN.

MSP on-time profile

BWI - Baltimore

Full on-time, delay-cause, and seasonal performance for Baltimore, MD.

BWI on-time profile

Compare the two airports

See MSP and BWI side by side on delays, cancellations, and reliability.

Compare MSP vs BWI

Origin-hub reliability standing

Mid-pack among MSP departures

From MSP, this corridor sits with 57 other 75–85% on-time routes out of 99 tracked departures, not the hub's reliability leaders (42 at ≥85%) and not the softest ( 0 below 75%). Destination: Baltimore · fleet on-time rank #1625 of 4927.

What the Data Says About MSP to BWI

Bureau of Transportation Statistics records show Minneapolis to Baltimore (MSP to BWI) running a 83.9% on-time rate over 7,626 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 62.2 minutes. The 936-mile corridor is served by 11 carriers, and over the last 24 months 0.4% of 2,848 flights were cancelled, 0.3% diverted.

The monthly split is wide on this route: Sep 2024 posted the strongest performance at 95% on-time, while Jul 2024 came in at just 65% - a 30-point swing worth factoring into travel timing.

On the multi-year calendar, MSP–BWI peaks in September at 91.5% on-time while August carries the heaviest traffic (~136 flights per month) ; the softest month is July at 74.9%, a 16.6-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does MSP to BWI rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, MSP to BWI ranks #1647 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from MSP to BWI? ▼
Flights from Minneapolis to Baltimore have a 83.9% on-time rate based on 7,626 flights. The average delay is 62.2 minutes. The best recent month was Sep 2024 with 95% on-time.
What is the cancellation rate for MSP to BWI? ▼
Over the last 24 months, 0.4% of flights on this route were cancelled (12 of 2,848 flights) and 0.3% were diverted.
How far is the flight from MSP to BWI? ▼
The flight distance from Minneapolis (MSP) to Baltimore (BWI) is approximately 936 miles. This route is served by 11 carriers.
When is the best time to fly from MSP to BWI? ▼
The best recent month for on-time performance was Sep 2024 (95% on-time). The worst was Jul 2024 (65% on-time). Consider booking during months with historically better performance.

Airports on this route

MSP Airport

Minneapolis
BWI Airport

Baltimore
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 MSP–BWI data

MSP–BWI runs 4.9 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare MSP and BWI airport profiles: delay causes and top routes differ even on the same corridor. MSP airport
  • If your dates flex, September (91.5% on-time) beats July (74.9%) on this corridor. Seasonal chart
  • 4 other routes post a similar 83.9% 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.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

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.