Atlanta to Seattle (ATL–SEA) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
ATL–SEA is served by 5 airlines with nonstop service. Delta Air Lines, Air France and Aeromexico lead the route. The flight covers 2,178 miles in approximately 3h 38m. Beyond nonstop, 97 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| DL Delta Air Lines | 43 | 339, 739, 752 | 3h38-5h35 | SkyTeam | – | |
| AF Air France | 38 | 739, A21N | 5h28-5h42 | SkyTeam | – | |
| AM Aeromexico | 27 | 32Q, 739 | 5h30-5h42 | SkyTeam | – | |
| AS Alaska Airlines | 14 | 7M9 | 4h24-5h42 | Oneworld | – | |
| KE Korean Air | 1 | – | 3h53 | SkyTeam | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Travel Essentials
ATL: EDT · SEA: MDT
When it's 6:00 PM in Atlanta, it's 4:00 PM in Seattle.
MARTA Gold Line runs every 12–15 minutes from downtown Five Points station to the airport (16 min, $2.50). The station connects directly to the Domestic terminal via SkyTrain. Ride-shares cost $20–35 from downtown.
Economy parking in the North/South garages fills quickly; off-site lots on Camp Creek Parkway offer cheaper rates with shuttles.
Link Light Rail from the airport station (inside the terminal) to downtown Seattle takes 38 minutes ($3.50). No transfers needed; trains run 5am to 1am daily.Taxis and ride-shares to downtown cost $35–55. For Bellevue and Eastside destinations (across Lake Washington), ride-share is faster than Link. Car rentals are in the consolidated rental facility; take the free shuttle from baggage claim. Sound Transit buses serve Tacoma, Renton, and Federal Way.
Marine west coast climate. Winters are mild but persistently grey and rainy (3–9°C). Snow is rare at sea level but can occur December through February, causing significant disruptions when it does. The airport sits between Seattle and Tacoma in an area that receives more fog and low cloud than downtown Seattle.
Summers are famously pleasant (18–25°C) with low humidity and mostly clear skies, one of the best flying climates in the US from June through September. The wettest months are November through January.
ATL–SEA Quick Facts
Frequently Asked Questions
Flights from ATL to SEA
Hartsfield Jackson Atlanta International Airport (ATL) and Seattle–Tacoma International Airport (SEA) are connected by nonstop service from Air France, Aeromexico, Alaska Airlines, Delta Air Lines and Korean Air. With 123 weekly departures, this is a heavily served route.
ATL to SEA Flight Duration and Schedule
Nonstop flight time from ATL to SEA ranges from 3 hours 38 minutes to 5 hours 42 minutes. The route covers a distance of 2,178 miles (3,505 km). There are approximately 123 weekly flights outbound and 118 return, totaling 241 flights per week in both directions.
Connecting Options and Alternatives
97 one-stop connections are available, with the fastest taking approximately 6 hours via MEM. Two-stop connections are also available via intermediate hubs.