San Francisco International ⇄ Baltimore/Washington International Thurgood Marshall SFO–BWI
Airlines flew 2,095 flights between San Francisco International SFO in San Francisco, CA and Baltimore/Washington International Thurgood Marshall BWI in Baltimore, MD in the twelve months to July 2026, both directions together: 292,431 passengers in 358,799 seats, 82% of them filled, and 490,240 pounds of freight. 2,457 miles, about 277 minutes in the air, on 5 airlines: United Air Lines Inc. (1,366), Southwest Airlines Co. (723), Delta Air Lines Inc. (4), American Airlines Inc. (1) and 1 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 | 70 |
| 2/25 | 56 |
| 3/25 | 68 |
| 4/25 | 111 |
| 5/25 | 134 |
| 6/25 | 221 |
| 7/25 | 226 |
| 8/25 | 205 |
| 9/25 | 173 |
| 10/25 | 211 |
| 11/25 | 160 |
| 12/25 | 171 |
| 1/26 | 164 |
| 2/26 | 152 |
| 3/26 | 179 |
| 4/26 | 173 |
| 5/26 | 173 |
| 6/26 | 167 |
| 7/26 | 167 |
Passengers by month
By month, as a table
| passengers | |
|---|---|
| 1/25 | 8,777 |
| 2/25 | 7,296 |
| 3/25 | 8,739 |
| 4/25 | 15,609 |
| 5/25 | 17,810 |
| 6/25 | 30,737 |
| 7/25 | 31,241 |
| 8/25 | 29,458 |
| 9/25 | 22,976 |
| 10/25 | 27,607 |
| 11/25 | 20,816 |
| 12/25 | 23,474 |
| 1/26 | 21,235 |
| 2/26 | 19,639 |
| 3/26 | 25,650 |
| 4/26 | 24,644 |
| 5/26 | 24,611 |
| 6/26 | 26,302 |
| 7/26 | 26,019 |
The airlines twelve months, both directions
| Airline | Flights | Passengers | Seats filled | Service |
|---|---|---|---|---|
| United Air Lines Inc. UA | 1,366 | 190,233 | 82% | scheduled passenger service |
| Southwest Airlines Co. WN | 723 | 101,629 | 81% | scheduled passenger service |
| Delta Air Lines Inc. DL | 4 | 480 | 91% | charter passenger service, scheduled passenger service |
| American Airlines Inc. AA | 1 | 89 | 87% | scheduled passenger service |
| Omni Air International LLC X9 | 1 | 0 | 0% | charter passenger service |
The aircraft as the airlines report their types
| Aircraft | Flights | Seats a flight | Passengers |
|---|---|---|---|
| Boeing B737 Max 800 | 1,136 | 169 | 159,001 |
| Boeing 737-800 | 435 | 173 | 62,099 |
| Boeing B737 Max 900 | 412 | 179 | 57,029 |
| Boeing 737-900ER | 61 | 179 | 9,319 |
| Boeing 737-700/700LR/Max 7 | 36 | 138 | 3,357 |
| Airbus Industrie A319 | 8 | 126 | 957 |
| Boeing 757-200 | 4 | 122 | 381 |
| Boeing 767-300/300ER | 1 | 216 | 199 |
| Boeing 777-200ER/200LR/233LR | 1 | 381 | 0 |
| Airbus Industrie A321Neoxlr | 1 | 102 | 89 |
SFO → BWI this direction alone · flown January 2025 to July 2026
1,052 flights of 1,054 scheduled, 150,600 passengers in 180,826 seats, 353,625 pounds of freight, 63,228 pounds of mail. United Air Lines Inc. 685; Southwest Airlines Co. 362; Delta Air Lines Inc. 3; American Airlines Inc. 1; Omni Air International LLC 1.
BWI → SFO this direction alone · flown January 2025 to July 2026
1,043 flights of 1,054 scheduled, 141,831 passengers in 177,973 seats, 136,615 pounds of freight, 2,803 pounds of mail. United Air Lines Inc. 681; Southwest Airlines Co. 361; Delta Air Lines Inc. 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: San Francisco International SFO and Baltimore/Washington International Thurgood Marshall BWI; all routes.