EWR to BOS flight delays & on-time performance
Nonstop flights from Newark Liberty International Airport to Boston Logan International Airport · 200 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at EWR or BOS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Newark (EWR) to Boston (BOS) arrived on time 72% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 3.7% were cancelled, and 12% arrived an hour or more late.
- Republic Airways was the most punctual airline here (74% on time); United Airlines was the least (71%).
- Departures scheduled around 6am did best (92% on time); around 6pm did worst (54%).
- Saturday was the most reliable day to fly (76% on time) and Sunday the least (69%).
- The largest source of delay minutes was air traffic control & airport congestion (39%).
Which airline is most on time from EWR to BOS?
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 |
|---|---|---|---|---|---|
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 74% | 5.5% | 20 min | 10.3% | 1,178 |
| United Airlines | 71% | 2.9% | 22 min | 13.1% | 2,688 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am92%196 flights
- 7am89%233 flights
- 8am87%378 flights
- 9am86%289 flights
- 10am85%134 flights
- 11am81%201 flights
- 12pm82%189 flights
- 1pm69%113 flights
- 2pm71%195 flights
- 3pm57%571 flights
- 4pm61%279 flights
- 5pm67%153 flights
- 6pm54%185 flights
- 7pm58%247 flights
- 8pm66%345 flights
- 9pm57%150 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday73%6.0% cancelled
- Tuesday73%3.9% cancelled
- Wednesday73%2.6% cancelled
- Thursday69%3.0% cancelled
- Friday72%1.7% cancelled
- Saturday76%2.8% cancelled
- Sunday69%6.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Air traffic control & airport congestion39%
- Late-arriving aircraft36%
- Airline (crew, maintenance, cleaning, fueling)19%
- Extreme weather5%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather44%
- Air traffic control & airport congestion40%
- Airline (crew, maintenance, cleaning, fueling)15%
- Security0%
EWR to BOS: common questions
- How often are EWR to BOS flights on time?
- 72% 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 Newark to Boston cancelled?
- 3.7% of scheduled flights were cancelled (144 of 3,866).
- How long are typical delays?
- Across all flights the average arrival delay was 22 min (early arrivals count as zero). Flights that were late arrived 75 min behind schedule on average, and 12.3% of flights were an hour or more late.
- How long is taxi time at EWR?
- Flights on this route spent 25 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BOS to EWR — 75% on time
More flights from Newark
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: EWR → BOS, nonstop flights by US airlines that report to the DOT. How we calculate this.