Direct (non-stop) flights from SeaTac (SEA) to Atlanta (ATL)
Find comprehensive flight information, schedules, and booking details for direct flights from SeaTac (SEA) to Atlanta (ATL). This popular route is operated by 2 airlines, offering multiple daily departures.• Flight Duration: 4h 34m - 5h 06m (average flight time)• Distance: 2190 miles (3524 km) (air miles between airports)• Daily Flights: 6-9 flights (scheduled departures per day)
SeaTac (SEA)
Atlanta (ATL)
FLIGHT TIME
4h 34m - 5h 06m
FLIGHT DISTANCE
2190 miles (3524 km)
4h 34m - 4h 49m
06:00
23:00
2190 miles (3524 km)
January
2 (Show)
81
Flight Schedule
December 2025
Airlines with direct flights from SeaTac (SEA) to Atlanta (ATL)
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 4h 34m - 5h 06m.
Pricing patterns: January typically offers lower prices due to reduced demand outside peak travel seasons.
Airline service: This route is primarily served by Delta Air Lines and Alaska Airlines, reflecting hub connections and route network strategies.
Best departure times: Peak departure times are 6:00, 7:00, 9:00, offering more flight options and potentially better connections.
SeaTac (SEA) - Atlanta (ATL) flight price statistics
$460
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$306
Jan$504
Feb$358
Mar$350
Apr$386
May$718
Jun$468
Jul$358
Aug$357
Sep$358
Oct$568
Nov$788
DecRelated Information
Airports: SEA • ATL Airport
Airlines operating this route: Delta Air Lines (DL), Alaska Airlines
Frequently Asked Questions
How many flights operate from SEA to ATL?
There are 8 direct flights operating from SEA to ATL. Approximately 6-9 flights daily.
Which airlines operate flights from SEA to ATL?
2 airlines operate on this route: Delta Air Lines, Alaska Airlines.
How long is the flight from SEA to ATL?
The flight duration from SEA to ATL is approximately 4h 34m - 5h 06m.
What is the distance from SEA to ATL?
The distance from SEA to ATL is 2190 miles (3524 km).
What is the flight time range for this route?
Flight times on this route range from 4h 34m - 4h 49m.
What are the earliest and latest flight departure times?
The earliest flight departs at 06:00 and the latest flight departs at 23:00.
What is the cheapest month to fly from SEA to ATL?
January is typically the cheapest month to fly on this route.
How many flights operate per week on this route?
Approximately 81 flights operate per week from SEA to ATL.
What types of aircraft operate on this route?
This route is served by Boeing 757-200 Passenger, Boeing 737-900 (winglets) Passenger/BBJ3, Airbus A321neo, Boeing 737-900 Passenger, Boeing 767-300 (winglets) Passenger.
What is the average flight price from SEA to ATL?
The average flight price for a round-trip ticket from SEA to ATL is approximately $460 USD. Prices can vary based on booking time, season, and airline.
When is the best time to book flights from SEA to ATL for the lowest prices?
January is typically the cheapest month to fly from SEA to ATL. Booking in advance and avoiding peak travel seasons can help you find better deals.
How many airlines offer flights from SEA to ATL?
2 airlines offer direct flights from SEA to ATL, providing travelers with multiple options for scheduling and pricing.
How far is ATL from SEA?
The distance from SEA to ATL is 2190 miles (3524 km). This is a long-haul flight route.
How long does it take to fly from SEA to ATL?
The flight time from SEA to ATL is approximately 4h 34m - 5h 06m. Actual flight duration may vary based on weather conditions, aircraft type, and routing.