Portsmouth International AT Pease ⇄ Sofia PSM–SOF
Airlines flew 6 flights between Portsmouth International AT Pease PSM in Portsmouth, NH and Sofia, Bulgaria SOF in Sofia, BG in the twelve months to July 2026, both directions together: 746 passengers in 1,275 seats, 59% of them filled, and 200,758 pounds of freight. 4,499 miles, about 493 minutes in the air, on 2 airlines: Omni Air International LLC (5), National Air Cargo Group Inc d/ba National Airlines (1).
Flights by month both directions
By month, as a table
| flights | |
|---|---|
| 1/26 | 3 |
| 2/26 | 2 |
| 7/26 | 1 |
Passengers by month
By month, as a table
| passengers | |
|---|---|
| 1/26 | 419 |
| 2/26 | 327 |
| 7/26 | 0 |
The airlines twelve months, both directions
| Airline | Flights | Passengers | Seats filled | Service |
|---|---|---|---|---|
| Omni Air International LLC X9 | 5 | 746 | 59% | charter passenger service |
| National Air Cargo Group Inc d/ba National Airlines N8 | 1 | 0 | charter passenger service |
The aircraft as the airlines report their types
| Aircraft | Flights | Seats a flight | Passengers |
|---|---|---|---|
| Boeing 767-300/300ER | 4 | 266 | 570 |
| Boeing 767-200/ER/EM | 1 | 213 | 176 |
| Boeing 747-400 | 1 | 0 | 0 |
PSM → SOF this direction alone · flown January 2026 to July 2026
5 flights, 706 passengers in 1,003 seats, 192,238 pounds of freight. Omni Air International LLC 4; National Air Cargo Group Inc d/ba National Airlines 1.
SOF → PSM this direction alone · flown January 2026 to January 2026
1 flights, 40 passengers in 272 seats, 8,520 pounds of freight. Omni Air International LLC 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: Portsmouth International AT Pease PSM and Sofia, Bulgaria SOF; all routes.