Carrier route record
F9EWR→ATL
Frontier Airlines · Newark to Atlanta
- Flights
- 708
- Period
- July 2025 to June 2026
- Share of route
- 11%
- Carriers
- 5
Historical statistics for July 2025 to June 2026, not live status. For today’s flights, check with Frontier Airlines.
Frontier on EWR to ATL sits in the middle of the pack with a C−. About seven flights in ten arrive on time by the DOT's definition, 8 points worse than the national rate of 77.6%. The late ones land an hour and a half behind schedule. That rests on 708 flights. The strongest carrier on the route with a full sample, Delta Air Lines, flew 3,055 at 80.1% on time.
Delta Air Lines is the most reliable of the three carriers covered here at 80.1% on time across 3,055 flights.
Key figures
On time
70.1%
Arrivals under 15 minutes late, of 683 completed flights
Avg delay
84 min
Across delayed arrivals only, not all flights
Cancelled
3.11%
National rate is 1.81%
Whole route
77.6%
Every carrier on EWR to ATL, 6,290 flights
These figures cover 708 flights between July 2025 and June 2026. Beyond the headline rate, 11.9% of arrivals land a full hour or more behind schedule. That is the number that wrecks a connection, and it is not visible in an on-time percentage alone.
Carrier by carrier
Frontier against every carrier on EWR to ATL
Frontier flew 708 of the 6,290 flights on EWR to ATL, about 11% of it. Its 70.1% on time is 8 points worse than the route as a whole, which runs 77.6%. Ranked by on-time rate it is number four of five carriers on the route, where the range runs from Republic at 86.0% to Spirit at 69.5%. One of those carriers flew fewer than 365 flights here, so treat their positions as rough.
The choice of carrier is not cosmetic here. Delta Air Lines arrives on time 80.1% of the time; Spirit Airlines manages 69.5%. Sample sizes sit next to every figure, because a two-point gap across 425 flights means less than a ten-point one.
| Airline | Flights | On time | Avg delay | Cancelled | Grade |
|---|---|---|---|---|---|
| Republic Airwaysthin sample | 139 | 86.0% | 34 min | 1.44% | A |
| Delta Air Lines | 3,055 | 80.1% | 88 min | 3.40% | B− |
| United Airlines | 1,963 | 77.4% | 82 min | 2.60% | B |
| Frontier Airlines (this page) | 708 | 70.1% | 84 min | 3.11% | C− |
| Spirit Airlines | 425 | 69.5% | 82 min | 8.00% | C− |
Spirit Airlines cancels 8.0% of what it schedules here, the highest in the table. A cancelled flight never appears in an on-time rate, so read that column alongside the punctuality one rather than after it.
Flight by flight
Frontier flight numbers on EWR to ATL
Departure window
When Frontier runs best on this route
Departure time is the single lever a traveller controls, and it moves the odds more than most people expect. Each bar below is the on-time rate for flights scheduled to leave inside that window, across 708 flights.
- 5am–8am363 flights70.5%
- 8am–11am—
- 11am–2pm149 flights75.2%
- 2pm–5pm—
- 5pm–8pm—
- 8pm–5am196 flights65.6%
Scale runs 55% to 80%. Rows with fewer than 30 flights show a dash.
The best window here is not the first bank but the 11am–2pm slot at 75.2% on time, ahead of 8pm–5am at 65.6%. Where the curve peaks mid-day rather than at dawn, the constraint is usually congestion at one end rather than the aircraft's own rotation. The 5am–8am window is the busiest, with 363 flights scheduled in it.
Across the year
Frontier on EWR to ATL through the year
December is the weak month at 55.4% on time, against 93.4% in May. Winter delays cluster: a single storm system can account for most of a month's shortfall, so an average December hides both very good weeks and genuinely unflyable days. May was the busiest month here, with 62 flights.
Across the week, Wednesday is the strongest day at 78.9% on time and Sunday the weakest at 55.2%. 24 points is a smaller lever than departure hour, but it is free.
Delay causes
Why Frontier runs late on this route
One category carries most of the weight here. Late-arriving aircraft accounts for 46% of the 17,000 delay minutes carriers reported, and the remaining four split what is left. The split is by minutes rather than by flights, so a few very long delays count for as much as many short ones.
- 46%Late-arriving aircraft
- 30%Carrier
- 22%National Airspace System
- 2%Extreme weather
46% of delay minutes trace back to a late-arriving aircraft, meaning the plane was already behind before it got here. That is a cascade, and cascades start small and grow through the day. Across 17,000 reported delay minutes here, that single category outweighs weather by 28 to one. It is the strongest argument for booking the first departure of the morning, when the aircraft has been sitting at the gate overnight with nothing to inherit. The split is drawn from 17,029 reported delay minutes.
Cancellations run at 3.11%, against 1.81% nationally. That is about one flight in 30 cancelled outright. A cancelled flight is invisible in every on-time figure on this page, so the punctuality numbers above describe only the flights that actually operated.
Connections and stage length
What a delay here costs
For anyone connecting, the number to weigh is not the on-time rate but the tail behind it. 11.9% of arrivals land a full hour or more behind schedule, against 8.1% nationally. A 45-minute layover does not survive that, and no amount of walking quickly changes it. Ninety minutes is the honest minimum here, and two hours if the onward flight is on a separate ticket.
The 746 miles between these two airports put this in the middle of the US network, around two and a half to three hours of block time. That is enough cruise to absorb a ten-minute late pushback and not enough to absorb thirty. It is also long enough that the aircraft usually flies three or four legs a day rather than six, which slows how fast delay compounds.
The return leg is a different operation and performs like one: it runs 62.4% on time across 708 flights, 8 points below this direction. Departure banks, aircraft rotations and the congestion at each end all differ, so scoring the two directions together would average away a real 8 points of difference.
One caution: this is a thin sample. 708 flights over twelve months is enough to clear this site's floor but not enough to pin the rate down tightly, and a single bad week moves it by more than a point. Treat the grade as a rough reading.
What to do with this
Booking Frontier on EWR to ATL
Put together: the delay figures matter less here than the 3.11% cancellation rate. A late arrival costs you an hour and a half; a cancelled flight costs you the day. Book the 11am–2pm departure so there is still a schedule behind you if it goes wrong, and treat a same-day connection as optimistic. 683 completed flights over 12 months sit behind that.
Related
Where to go next
- EWR to ATL, every carrier
- Frontier on ATL to EWR, the return leg
- Republic Airways on EWR to ATL86.0%
- Delta Air Lines on EWR to ATL80.1%
- United Airlines on EWR to ATL77.4%
- Spirit Airlines on EWR to ATL69.5%
- Frontier Airlines network-wide record
- Newark Liberty International (EWR) delay statistics
- Hartsfield-Jackson Atlanta International (ATL) delay statistics
- The US routes with the most cancellations
- Why the first flight of the morning is statistically safest
Source: US DOT Bureau of Transportation Statistics, on-time performance data, July 2025 to June 2026. Last updated 15 September 2026; recomputed monthly. How this data is collected.