St. Louis Lambert International ⇄ Frederick W Smith Intl/Memphis STL–MEM
Airlines flew 536 flights between St. Louis Lambert International STL in St Louis, MO and Frederick W Smith Intl/Memphis MEM in Memphis, TN in the twelve months to July 2026, both directions together: 1,604 passengers in 2,565 seats, 63% of them filled, and 31,409,853 pounds of freight. 256 miles, about 49 minutes in the air, on 9 airlines: Federal Express Corporation (515), Southwest Airlines Co. (8), Delta Air Lines Inc. (3), PSA Airlines Inc. (3) and 5 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 | 41 |
| 2/25 | 38 |
| 3/25 | 45 |
| 4/25 | 43 |
| 5/25 | 49 |
| 6/25 | 47 |
| 7/25 | 46 |
| 8/25 | 47 |
| 9/25 | 44 |
| 10/25 | 47 |
| 11/25 | 41 |
| 12/25 | 44 |
| 1/26 | 38 |
| 2/26 | 42 |
| 3/26 | 44 |
| 4/26 | 51 |
| 5/26 | 47 |
| 6/26 | 43 |
| 7/26 | 48 |
Passengers by month
By month, as a table
| passengers | |
|---|---|
| 1/25 | 0 |
| 2/25 | 0 |
| 3/25 | 171 |
| 4/25 | 61 |
| 5/25 | 128 |
| 6/25 | 316 |
| 7/25 | 18 |
| 8/25 | 155 |
| 9/25 | 0 |
| 10/25 | 0 |
| 11/25 | 136 |
| 12/25 | 0 |
| 1/26 | 0 |
| 2/26 | 76 |
| 3/26 | 0 |
| 4/26 | 471 |
| 5/26 | 483 |
| 6/26 | 79 |
| 7/26 | 204 |
The airlines twelve months, both directions
| Airline | Flights | Passengers | Seats filled | Service |
|---|---|---|---|---|
| Federal Express Corporation FX | 515 | 0 | scheduled cargo service | |
| Southwest Airlines Co. WN | 8 | 967 | 75% | scheduled passenger service |
| Delta Air Lines Inc. DL | 3 | 158 | 50% | charter passenger service |
| PSA Airlines Inc. OH | 3 | 149 | 72% | scheduled passenger service |
| SkyWest Airlines Inc. OO | 2 | 0 | 0% | scheduled passenger service |
| American Airlines Inc. AA | 2 | 245 | 82% | scheduled passenger service |
| Sun Country Airlines d/b/a MN Airlines SY | 1 | 0 | 0% | charter passenger service |
| GoJet Airlines LLC d/b/a United Express G7 | 1 | 44 | 88% | scheduled passenger service |
| Republic Airline YX | 1 | 41 | 63% | scheduled passenger service |
The aircraft as the airlines report their types
| Aircraft | Flights | Seats a flight | Passengers |
|---|---|---|---|
| Airbus Industrie A300-600/R/CF/RCF | 268 | 0 | 0 |
| Boeing 767-300/300ER | 234 | 0 | 0 |
| Boeing 757-200 | 13 | 11 | 0 |
| Boeing 737-800 | 5 | 177 | 455 |
| Embraer ERJ-175 | 3 | 72 | 41 |
| Boeing 737-700/700LR/Max 7 | 3 | 139 | 328 |
| Canadair RJ-700 | 2 | 65 | 102 |
| Boeing B737 Max 800 | 2 | 175 | 315 |
| Canadair CRJ 900 | 1 | 76 | 47 |
| Beechcraft Beech 18 C-185 (Federal Express has waiver to report all its small aircraft under code 110, regardless of actual aircraft type) | 1 | 0 | 0 |
| Cessna 208 Caravan | 1 | 0 | 0 |
| Bombardier CRJ550 | 1 | 50 | 44 |
| Airbus Industrie A319 | 1 | 128 | 114 |
| Boeing 737-900ER | 1 | 170 | 158 |
STL → MEM this direction alone · flown January 2025 to July 2026
264 flights of 261 scheduled, 99 passengers in 547 seats, 15,254,295 pounds of freight. Federal Express Corporation 258; Delta Air Lines Inc. 2; PSA Airlines Inc. 2; SkyWest Airlines Inc. 1; Sun Country Airlines d/b/a MN Airlines 1.
MEM → STL this direction alone · flown January 2025 to July 2026
272 flights of 262 scheduled, 1,505 passengers in 2,018 seats, 16,155,558 pounds of freight. Federal Express Corporation 257; Southwest Airlines Co. 8; American Airlines Inc. 2; Delta Air Lines Inc. 1; GoJet Airlines LLC d/b/a United Express 1; PSA Airlines Inc. 1; SkyWest Airlines Inc. 1; Republic Airline 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: St. Louis Lambert International STL and Frederick W Smith Intl/Memphis MEM; all routes.