SeattleAtlantaFlight TimeSEA–ATL
Seattle (Seattle-Tacoma International Airport) to Atlanta (Hartsfield-Jackson Atlanta International Airport).
The flight from Seattle (SEA) to Atlanta (ATL) takes 4h 15m on average, covering about 2,435 miles. Across 11 flights we tracked, the fastest was 3h 57m and the slowest 4h 30m, with Alaska Airlines flying it most often.
Plan this routeAt a glance
| Avg flight time | Distance | Fastest tracked | Airlines |
|---|---|---|---|
| 4h 15m | 2,435 mi | 3h 57m | 2 |
Airlines on this route
Captured airlines for SEA to ATL
Our current provider sample includes 10-11/day from SEA to ATL across 2 captured airlines.
- First departure
- 06:00
- Last departure
- 23:59
- Cadence
- ~every 2 hours
- Captured departures/day
- 13
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| Delta Air Lines | 8/day | Boeing 737, Boeing 757, Airbus A320 family · Seat map | 06:0007:20 |
Aircraft we tracked
Methodology: figures are aggregated from 11 real flights on this route tracked between 2026-06-04 and 2026-06-16, sourced from live flight data. Updated daily as new flights are observed.
Route FAQ
How long is the flight from SEA to ATL?
The SEA to ATL flight takes 4h 15m on average based on 11 tracked flights.
How far is SEA from ATL?
SEA to ATL is about 2,435 miles by air.
Which airlines fly from SEA to ATL?
Alaska Airlines, Delta Air Lines fly the SEA to ATL route in our tracked route data.
What aircraft fly from SEA to ATL?
Aircraft observed on SEA to ATL include Boeing 737 MAX 9, Boeing 737-900.