BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
ATLEWR

Atlanta, GA (ATL) to Newark, NJ (EWR) flight delay odds

Historically, 70.1% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 6,285 flights.

HISTORICAL ROUTE SIGNALVariable
70.1%arrived on time
18.6%30+ min late
3.3%cancelled
6,285scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late10.9%all scheduled flights
120+ minutes late4.3%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+14.3 mincompleted flights

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

Departure windowFlightsOn time30+ minCancelled
Early morning1,69183.6%8.2%3.3%
Late morning76883.3%8.6%1.8%
Afternoon1,77666.8%19.7%3.4%
Evening1,18855.9%31.1%4.2%
Night86258.4%28.5%3.4%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

DayFlightsOn time30+ minCancelled
Monday93966.3%19.0%5.6%
Tuesday91873.2%16.3%2.5%
Wednesday89078.8%13.1%0.8%
Thursday93568.2%21.6%1.7%
Friday93572.1%17.3%3.0%
Saturday75171.4%19.2%2.3%
Sunday91761.5%23.4%7.2%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines3,05568.9%18.5%3.3%
United Airlines1,96376.7%14.2%3.1%
Frontier Airlines70860.6%29.2%2.5%
Spirit Airlines42061.9%23.1%6.7%
Republic Airways13978.4%14.4%2.2%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

MonthFlightsOn time30+ minCancelled
July 202553955.7%30.2%6.7%
August 202553770.6%21.8%1.5%
September 202552082.9%11.5%0.2%
October 202553667.7%20.1%1.1%
November 202551563.1%21.9%4.7%
December 202552258.6%26.2%3.4%
January 202651471.2%15.6%6.4%
February 202648673.9%11.3%8.0%
March 202656464.7%22.5%3.0%
April 202652681.6%8.7%1.3%
May 202651981.5%11.8%1.2%
June 202650771.4%19.9%3.0%

What drove reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

Airline27.6%
Late aircraft24.3%
National airspace43.7%
Weather4.1%
Security0.3%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.