GRB to ATL flight delays & on-time performance
Nonstop flights from Austin Straubel International Airport to Hartsfield Jackson Atlanta International Airport · 774 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at GRB or ATL right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Green Bay (GRB) to Atlanta (ATL) arrived on time 88% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1.9% were cancelled, and 5% arrived an hour or more late.
- Delta Air Lines is the only airline reporting nonstop flights on this route.
- Tuesday was the most reliable day to fly (96% on time) and Monday the least (82%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (56%).
Which airline is most on time from GRB to ATL?
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 |
|---|---|---|---|---|---|
| Delta Air Lines | 88% | 1.9% | 13 min | 4.8% | 366 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
Not enough departures across different hours to compare.
Best day of the week
On-time arrival rate by day of departure.
- Monday82%3.8% cancelled
- Tuesday96%3.8% cancelled
- Wednesday88%0.0% cancelled
- Thursday88%0.0% cancelled
- Friday91%0.0% cancelled
- Saturday85%0.0% cancelled
- Sunday88%5.8% 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)56%
- Air traffic control & airport congestion30%
- Late-arriving aircraft9%
- Extreme weather4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)57%
- Extreme weather43%
- Air traffic control & airport congestion0%
- Security0%
GRB to ATL: common questions
- How often are GRB to ATL flights on time?
- 88% 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 Green Bay to Atlanta cancelled?
- 1.9% of scheduled flights were cancelled (7 of 366).
- How long are typical delays?
- Across all flights the average arrival delay was 13 min (early arrivals count as zero). Flights that were late arrived 106 min behind schedule on average, and 4.8% of flights were an hour or more late.
- How long is taxi time at GRB?
- Flights on this route spent 20 min taxiing from the gate to takeoff on average.
Related routes
Return trip: ATL to GRB — 77% on time
More flights from Green Bay
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: GRB → ATL, nonstop flights by US airlines that report to the DOT. How we calculate this.