Seattle (SEA) to Atlanta (ATL) Flights: Your Ultimate Cross-Country Travel Guide
Cheapest flight found
$155
Last updated Mar 13, 2026
Prices by Month
Price History
Tracking the May 7, 2026 departure — the cheapest date we found.
Price Behavior: SEA → ATL
Based on 6 months of fare data collected by Trip Manta.
Lowest Fare
$155
Highest Fare
$250
Median Fare
$240
Price Spread
$95
Prices vary significantly — hourly tracking is especially valuable here.
Cheapest month to fly: May 2026 (from $155)
Most expensive month: April 2026 (from $250)
Biggest price drop caught: $45 between consecutive checks
Most frequent cheapest airline: Frontier
What This Means for You
Flights from Seattle to Atlanta range from $155 to $250, a $95 spread across the months we track. If your dates are flexible, May 2026 tends to have the lowest fares. Because prices on this route change significantly, setting up hourly price alerts gives you the best chance of catching a short-lived drop before it corrects. We have caught drops as large as $45 between hourly checks on this route.
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From
Seattle (SEA)
To
Atlanta (ATL)
Airport Information
Seattle (SEA)
Seattle-Tacoma International Airport (SEA), often called Sea-Tac, is the main commercial airport serving the Seattle metropolitan area and the Pacific Northwest. It serves as the primary hub for Alaska Airlines and a significant West Coast gateway for Delta Air Lines. The airport is well-known for its extensive modern art collection, diverse Pacific Northwest-inspired dining options, and the convenient Link Light Rail connection that links the terminal directly to downtown Seattle and the University District.
Atlanta (ATL)
Hartsfield-Jackson Atlanta International Airport (ATL) has consistently ranked as one of the world's busiest airports by passenger volume. Located just seven miles south of the city center, it is the primary global hub for Delta Air Lines. The airport features an impressive underground automated people mover known as the Plane Train, which efficiently transports passengers between the domestic terminal, seven massive concourses, and the Maynard H. Jackson Jr. International Terminal.
Frequently Asked Questions
How long is the non-stop flight from Seattle to Atlanta?
A direct flight from SEA to ATL typically takes between 4 hours and 45 minutes to 5 hours and 15 minutes, depending on wind speeds and flight direction.
Which airlines offer direct flights from SEA to ATL?
Delta Air Lines and Alaska Airlines are the primary carriers offering daily non-stop service between Seattle and Atlanta.
What is the time difference between Seattle and Atlanta?
Atlanta is in the Eastern Time Zone, which is 3 hours ahead of Seattle's Pacific Time Zone.
What is the best way to get from ATL airport to downtown?
The MARTA gold and red train lines provide direct service from the airport terminal to downtown Atlanta stations like Five Points and Peachtree Center in about 20 minutes.
Are there overnight or 'red-eye' flights available?
Yes, many travelers choose the red-eye flights departing SEA around 10:00 PM or 11:00 PM to arrive in ATL by 6:00 AM or 7:00 AM the next morning.
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Our Methodology
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How Often Do Prices Drop?
Data study: drop frequency, average savings, and how long drops last.
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