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

Tampa International ⇄ Seattle-Tacoma International TPA–SEA

Airlines flew 1,930 flights between Tampa International TPA in Tampa, FL and Seattle-Tacoma International SEA in Seattle, WA in the twelve months to July 2026, both directions together: 309,739 passengers in 347,440 seats, 89% of them filled, and 276,918 pounds of freight. 2,520 miles, about 338 minutes in the air, on 3 airlines: Alaska Airlines Inc. (1,211), Delta Air Lines Inc. (718), American Airlines Inc. (1). Planning to fly it yourself? The weather and winds along this route right now.

1,930
flights, twelve months
TPA-SEA: 964 · SEA-TPA: 966
309,739
passengers
89% of seats filled
2,520
miles
about 338 minutes airborne
3
airlines
6 aircraft types

Flights by month both directions

047941421891/254/257/2510/251/264/261837/26
By month, as a table
flights
1/25186
2/25168
3/25178
4/25174
5/25189
6/25177
7/25186
8/25175
9/25153
10/25123
11/25133
12/25170
1/26134
2/26146
3/26176
4/26174
5/26183
6/26180
7/26183

Passengers by month

07,78515,57023,35631,1411/254/257/2510/251/264/2631,0207/26
By month, as a table
passengers
1/2526,935
2/2524,743
3/2527,778
4/2527,979
5/2529,797
6/2529,262
7/2531,141
8/2529,081
9/2524,415
10/2520,168
11/2521,111
12/2526,847
1/2620,274
2/2621,874
3/2628,535
4/2627,592
5/2628,884
6/2629,938
7/2631,020

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Alaska Airlines Inc. AS1,211190,08889%scheduled passenger service
Delta Air Lines Inc. DL718119,45589%charter passenger service, scheduled passenger service
American Airlines Inc. AA1196100%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing B737 Max 90056717889,703
Airbus Industrie A321-200n55819496,670
Boeing 737-900ER51917882,663
Boeing 737-80025716036,493
Boeing B737 Max 800271603,892
Boeing 767-400/ER2236318

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

964 flights of 982 scheduled, 153,229 passengers in 173,512 seats, 90,912 pounds of freight, 14,847 pounds of mail. Alaska Airlines Inc. 604; Delta Air Lines Inc. 360.

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

966 flights of 983 scheduled, 156,510 passengers in 173,928 seats, 186,006 pounds of freight, 60,402 pounds of mail. Alaska Airlines Inc. 607; Delta Air Lines Inc. 358; American Airlines 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: Tampa International TPA and Seattle-Tacoma International SEA; all routes.