Hartsfield/Jackson Atlanta International ⇄ Washington Dulles International ATL–IAD
Airlines flew 8,096 flights between Hartsfield/Jackson Atlanta International ATL in Atlanta, GA and Washington Dulles International IAD in Washington, DC in the twelve months to July 2026, both directions together: 933,027 passengers in 1,227,757 seats, 76% of them filled, and 2,070,611 pounds of freight. 534 miles, about 78 minutes in the air, on 12 airlines: Delta Air Lines Inc. (4,406), United Air Lines Inc. (2,176), Frontier Airlines Inc. (1,282), Mesa Airlines Inc. (177) and 8 more. Planning to fly it yourself? The weather and winds along this route right now.
Flights by month both directions
By month, as a table
| flights | |
|---|---|
| 1/25 | 544 |
| 2/25 | 529 |
| 3/25 | 634 |
| 4/25 | 632 |
| 5/25 | 706 |
| 6/25 | 703 |
| 7/25 | 689 |
| 8/25 | 702 |
| 9/25 | 679 |
| 10/25 | 725 |
| 11/25 | 671 |
| 12/25 | 666 |
| 1/26 | 542 |
| 2/26 | 522 |
| 3/26 | 602 |
| 4/26 | 713 |
| 5/26 | 809 |
| 6/26 | 758 |
| 7/26 | 707 |
Passengers by month
By month, as a table
| passengers | |
|---|---|
| 1/25 | 58,138 |
| 2/25 | 56,813 |
| 3/25 | 69,409 |
| 4/25 | 73,008 |
| 5/25 | 82,042 |
| 6/25 | 80,052 |
| 7/25 | 82,365 |
| 8/25 | 80,012 |
| 9/25 | 72,384 |
| 10/25 | 83,942 |
| 11/25 | 72,631 |
| 12/25 | 77,844 |
| 1/26 | 55,532 |
| 2/26 | 58,854 |
| 3/26 | 69,315 |
| 4/26 | 79,769 |
| 5/26 | 103,375 |
| 6/26 | 92,185 |
| 7/26 | 87,184 |
The airlines twelve months, both directions
| Airline | Flights | Passengers | Seats filled | Service |
|---|---|---|---|---|
| Delta Air Lines Inc. DL | 4,406 | 495,993 | 80% | charter passenger service, scheduled passenger service |
| United Air Lines Inc. UA | 2,176 | 224,844 | 72% | charter passenger service, scheduled passenger service |
| Frontier Airlines Inc. F9 | 1,282 | 199,969 | 71% | scheduled passenger service |
| Mesa Airlines Inc. YV | 177 | 8,833 | 67% | scheduled passenger service |
| Republic Airline YX | 42 | 2,661 | 84% | scheduled passenger service |
| Endeavor Air Inc. 9E | 4 | 222 | 73% | scheduled passenger service |
| Sun Country Airlines d/b/a MN Airlines SY | 4 | 163 | 22% | charter passenger service |
| American Airlines Inc. AA | 1 | 64 | 34% | charter passenger service |
| PSA Airlines Inc. OH | 1 | 0 | 0% | scheduled passenger service |
| SkyWest Airlines Inc. OO | 1 | 0 | 0% | scheduled passenger service |
| Global Crossing Airlines, Inc. GCA | 1 | 136 | 62% | charter passenger service |
| Southwest Airlines Co. WN | 1 | 142 | 81% | scheduled passenger service |
The aircraft as the airlines report their types
| Aircraft | Flights | Seats a flight | Passengers |
|---|---|---|---|
| Airbus Industrie A319 | 2,082 | 130 | 224,775 |
| A220-300 BD-500-1A11 | 1,290 | 130 | 136,110 |
| Airbus Industrie A320-100/200 | 1,144 | 156 | 139,079 |
| Boeing 737-800 | 798 | 162 | 94,300 |
| Airbus Industrie A321-200n | 679 | 238 | 112,448 |
| Boeing 737-700/700LR/Max 7 | 548 | 126 | 52,604 |
| Airbus Industrie A320-200n | 413 | 186 | 57,163 |
| Boeing B737 Max 800 | 230 | 166 | 23,985 |
| Embraer ERJ-175 | 219 | 75 | 11,425 |
| Airbus Industrie A321Neoxlr | 193 | 223 | 31,359 |
| Boeing 737-900ER | 192 | 179 | 23,352 |
| Boeing 717-200 | 152 | 110 | 13,666 |
| Boeing B737 Max 900 | 91 | 179 | 10,714 |
| Boeing 757-200 | 56 | 137 | 1,412 |
| Canadair CRJ 900 | 4 | 76 | 222 |
| Boeing 777-200ER/200LR/233LR | 2 | 364 | 322 |
| Canadair RJ-700 | 1 | 65 | 0 |
| A200-100 BD-500-1A10 | 1 | 109 | 22 |
| Embraer-Emb-170 | 1 | 70 | 69 |
ATL → IAD this direction alone · flown January 2025 to July 2026
4,068 flights of 4,072 scheduled, 469,401 passengers in 615,753 seats, 922,034 pounds of freight, 34,951 pounds of mail. Delta Air Lines Inc. 2,216; United Air Lines Inc. 1,092; Frontier Airlines Inc. 643; Mesa Airlines Inc. 88; Republic Airline 21; Endeavor Air Inc. 3; Sun Country Airlines d/b/a MN Airlines 2; American Airlines Inc. 1; PSA Airlines Inc. 1; SkyWest Airlines Inc. 1.
IAD → ATL this direction alone · flown January 2025 to July 2026
4,028 flights of 4,066 scheduled, 463,626 passengers in 612,004 seats, 1,148,577 pounds of freight, 47,560 pounds of mail. Delta Air Lines Inc. 2,190; United Air Lines Inc. 1,084; Frontier Airlines Inc. 639; Mesa Airlines Inc. 89; Republic Airline 21; Sun Country Airlines d/b/a MN Airlines 2; Endeavor Air Inc. 1; Global Crossing Airlines, Inc. 1; Southwest Airlines Co. 1.
Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Hartsfield/Jackson Atlanta International ATL and Washington Dulles International IAD; all routes.