BWI to MHT flight delays & on-time performance
Nonstop flights from Baltimore/Washington International Thurgood Marshall Airport to Manchester-Boston Regional Airport · 377 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BWI or MHT 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 Manchester (MHT) arrived on time 84% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1.1% were cancelled, and 5% arrived an hour or more late.
- Southwest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 6am did best (96% on time); around 7pm did worst (61%).
- Wednesday was the most reliable day to fly (89% on time) and Sunday the least (75%).
- The largest source of delay minutes was late-arriving aircraft (48%).
Which airline is most on time from BWI to MHT?
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 | 84% | 1.1% | 10 min | 5.0% | 1,745 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am96%207 flights
- 7am96%152 flights
- 10am92%218 flights
- 11am92%121 flights
- 12pm89%28 flights
- 1pm85%151 flights
- 2pm82%79 flights
- 3pm84%169 flights
- 4pm77%54 flights
- 5pm77%105 flights
- 6pm69%40 flights
- 7pm61%55 flights
- 8pm85%94 flights
- 9pm78%101 flights
- 10pm65%169 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday83%1.6% cancelled
- Tuesday89%1.2% cancelled
- Wednesday89%0.4% cancelled
- Thursday85%0.0% cancelled
- Friday82%0.4% cancelled
- Saturday85%1.3% cancelled
- Sunday75%2.8% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft48%
- Airline (crew, maintenance, cleaning, fueling)39%
- Air traffic control & airport congestion8%
- Extreme weather5%
- Security1%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather68%
- Air traffic control & airport congestion21%
- Airline (crew, maintenance, cleaning, fueling)11%
- Security0%
BWI to MHT: common questions
- How often are BWI to MHT flights on time?
- 84% 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 Manchester cancelled?
- 1.1% of scheduled flights were cancelled (19 of 1,745).
- 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 57 min behind schedule on average, and 5.0% of flights were an hour or more late.
- How long is taxi time at BWI?
- Flights on this route spent 14 min taxiing from the gate to takeoff on average.
Related routes
Return trip: MHT to BWI — 89% 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 → MHT, nonstop flights by US airlines that report to the DOT. How we calculate this.