BWI to MEM flight delays & on-time performance
Nonstop flights from Baltimore/Washington International Thurgood Marshall Airport to Frederick W. Smith International Airport · 787 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BWI or MEM right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Baltimore (BWI) to Memphis (MEM) arrived on time 82% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1.4% were cancelled, and 4% arrived an hour or more late.
- Southwest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 1pm did best (87% on time); around 4pm did worst (73%).
- Wednesday was the most reliable day to fly (92% on time) and Friday the least (76%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (50%).
Which airline is most on time from BWI to MEM?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Southwest Airlines | 82% | 1.4% | 10 min | 3.6% | 280 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 9am79%15 flights
- 10am83%18 flights
- 1pm87%83 flights
- 2pm86%35 flights
- 3pm79%55 flights
- 4pm73%52 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday78%0.0% cancelled
- Tuesday81%0.0% cancelled
- Wednesday92%0.0% cancelled
- Thursday88%0.0% cancelled
- Friday76%2.0% cancelled
- Saturday81%4.5% cancelled
- Sunday80%3.4% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)50%
- Late-arriving aircraft30%
- Air traffic control & airport congestion16%
- Extreme weather4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather75%
- Airline (crew, maintenance, cleaning, fueling)25%
- Air traffic control & airport congestion0%
- Security0%
BWI to MEM: common questions
- How often are BWI to MEM flights on time?
- 82% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Baltimore to Memphis cancelled?
- 1.4% of scheduled flights were cancelled (4 of 280).
- How long are typical delays?
- Across all flights the average arrival delay was 10 min (early arrivals count as zero). Flights that were late arrived 49 min behind schedule on average, and 3.6% of flights were an hour or more late.
- How long is taxi time at BWI?
- Flights on this route spent 13 min taxiing from the gate to takeoff on average.
Related routes
Return trip: MEM to BWI — 80% on time
More flights from Baltimore
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BWI → MEM, nonstop flights by US airlines that report to the DOT. How we calculate this.