BCN→ATL

Delta Air Lines is the only carrier the DOT report shows on BCN to ATL, with 769 flights and an average of 238 passengers aboard each. A single-carrier route gives a delayed passenger no same-day alternative on the same ticket, which is worth knowing before booking a tight onward connection.

The DOT's international report puts 87 flights on the pair in July 2025, the busiest month of the window, and 34 in February 2026, the thinnest. A summer-to-winter swing of that size means the winter schedule is a different operation: fewer frequencies, so a cancellation leaves a longer wait for the next seat.

EUROCONTROL's figures for Barcelona El Prat as a whole, every airline and every destination: 66.0% of departures and 76.6% of arrivals within 15 minutes of schedule from 1 January to 21 October 2026, with 95.6% of scheduled flights operated. The last seven days ran at 54.7% for departures, 11 points worse than the year so far. Air traffic flow management delay attributed to the airport averaged 1.9 minutes per arriving flight this year, 5.4 over the last week.

Every US route from Barcelona El Prat, and its full punctuality record

Hartsfield-Jackson Atlanta International is scored on this site from the DOT's domestic data: 77.9% of its 315,727 domestic departures arrived on time over the last twelve months, with delayed flights running about an hour late, and 1.83% were cancelled. Those are domestic flights, not this route, but an arriving transatlantic flight shares the same runways, the same weather and the same ground delay programmes, so a bad day at ATL reaches a flight from BCN just as surely. The airport's own page has the hour-by-hour and month-by-month detail, and its live FAA status appears above when the FAA has something to say.

Hartsfield-Jackson Atlanta International (ATL) delay statistics, hour by hour and month by month

Every flight that departs Barcelona El Prat falls under Regulation (EC) 261/2004, whichever airline flies it and wherever it lands. If it arrives at Hartsfield-Jackson Atlanta International three hours or more late, or is cancelled with under 14 days' notice, and the cause was within the airline's control, each passenger is owed €600 (€300 if the airline got you there under four hours late), on top of rebooking and care. Weather, air traffic control restrictions and strikes outside the airline are the usual exemptions. The return flight from ATL is covered only when the carrier is EU based. The sector is about 4,573 miles, 7,358 km, which puts it in the top distance band.

Delayed three hours or more? Check a claim with Compensair →

There is no grade to give BCN to ATL without a route record, and this site does not invent one. What the three sources support: about one departure a day in each direction, a single carrier, a departure airport that gets 66% of its departures away on time and an arrival airport that runs 78% on time domestically. Leave two hours for any onward connection at ATL; immigration comes before the connecting flight.

• Barcelona El Prat (BCN): every US route
• Hartsfield-Jackson Atlanta International (ATL) delay statistics
• BCN to JFK, New York (JFK)2,005 flights
• BCN to MIA, Miami (MIA)1,171 flights
• BCN to BOS, Boston (BOS)917 flights
• BCN to ORD, Chicago (ORD)884 flights
• LHR to ATL, from London3,607 flights
• CDG to ATL, from Paris3,078 flights
• AMS to ATL, from Amsterdam2,870 flights
• FRA to ATL, from Frankfurt1,398 flights
• Every Europe-to-US route and airport

Spain publishes no route-level punctuality, so this page cannot grade the route. The UK pages in this section can, because the CAA does.