The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Frankfurt ⇄ Seattle-Tacoma International FRA–SEA

Airlines flew 895 flights between Frankfurt, Germany FRA in Frankfurt, DE and Seattle-Tacoma International SEA in Seattle, WA in the twelve months to July 2026, both directions together: 186,284 passengers in 227,948 seats, 82% of them filled, and 25,293,251 pounds of freight. 5,108 miles, on 3 airlines: Lufthansa German Airlines (592), Condor Flugdienst (202), AeroLogic GmbH (101).

895
flights, twelve months
FRA-SEA: 444 · SEA-FRA: 451
186,284
passengers
82% of seats filled
5,108
miles
3
airlines
7 aircraft types

Flights by month both directions

034671001341/254/257/2510/251/264/26707/26
By month, as a table
flights
1/2568
2/2565
3/2593
4/25118
5/25134
6/25127
7/25133
8/25133
9/25127
10/25119
11/2577
12/2546
1/2643
2/2630
3/2652
4/2659
5/2671
6/2668
7/2670

Passengers by month

08,43416,86825,30333,7371/254/257/2510/251/264/2615,1357/26
By month, as a table
passengers
1/2512,073
2/2510,418
3/2517,071
4/2523,731
5/2526,651
6/2529,492
7/2533,216
8/2533,737
9/2531,130
10/2525,915
11/2514,441
12/259,042
1/267,161
2/264,383
3/269,245
4/2610,074
5/2613,034
6/2612,987
7/2615,135

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Lufthansa German Airlines LH592135,72282%scheduled passenger service
Condor Flugdienst DE20250,56281%scheduled passenger service
AeroLogic GmbH 3S1010scheduled cargo service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Airbus Industrie A340-30034827875,633
Airbus Industrie A330-90020231050,562
Airbus Industrie A350-90017129344,750
Boeing B777-F10100
Airbus Industrie A330-2007025514,804
Airbus Industrie A340-6002281535
Boeing 777-200ER/200LR/233LR100

FRA → SEA this direction alone · flown January 2025 to July 2026

444 flights, 92,572 passengers in 114,260 seats, 11,696,134 pounds of freight. Lufthansa German Airlines 296; Condor Flugdienst 101; AeroLogic GmbH 47.

SEA → FRA this direction alone · flown January 2025 to July 2026

451 flights, 93,712 passengers in 113,688 seats, 13,597,117 pounds of freight. Lufthansa German Airlines 296; Condor Flugdienst 101; AeroLogic GmbH 54.

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: Frankfurt, Germany FRA and Seattle-Tacoma International SEA; all routes.