Currently, Seattle–Tacoma International Airport or SEA has 3 terminals. They include the Main Terminal, North Satellite Terminal, and South Satellite Terminal. Through Seattle International Airport terminals, frequently, multiple airlines manage their flight arrivals and departures. International as well as domestic flights are part of operations. Moreover, the structure of the complex consists of several levels, gates, and concourses. Via these, one can easily move to the intended counter or area to complete the necessary proceedings for one’s travel at the airport in Washington, US. 

Seattle Airport International Terminal Guide

How Many Terminals are at Seattle Airport?

As of now, Seattle–Tacoma International Airport/SEA has 3 terminals. They consist of the Main Terminal, the North Satellite Terminal, and the South Satellite Terminal. 

Concourses at Seattle Airport Terminals

There are 4 concourses at the SEA/Seattle airport Main terminal. They are inclusive of Concourses A, B, C, and D. Presently, at North Satellite Terminal and South Satellite Terminal, no concourses are observed. 

Levels at Seattle Airport Terminal

Levels Facilities/Operations at the Main Terminal South Satellite Terminal Operations/Amenities Areas at the North Satellite Terminal 
1Cruise Lobby 
2SEA Underground Platform SEA Underground Platform SEA Underground Platform 
3Baggage Claim Immigration 
4Parking/Skybridge International Arrivals 
5Check in/ConcoursesConcourse Concourse 
6Mezzanine Mezzanine Mezzanine 
7International Corridor 
10 Pedestrian Walkway 

Gates at Seattle–Tacoma Airport Terminals

At SEA/Seattle International Airport, there are approximately 84 gates across the 3 terminals.

Main Terminal Gates 

  • Gates A1 to A14
  • Gates A20 and A21
  • Gate B1
  • Gate B3
  • Gates B5 and B5a
  • Gate C11
  • Gate C15
  • Gate C20
  • Gate C9
  • Gates C16A/B, C2A/B, C2C/D, C2G/H, C2E/F, C2N, C10A/B, C10C/D, and C10E/F
  • Gates D1 to D10 
  • Gate D20
  • Gate D22
  • Gate D25

Gates at North Satellite Terminal Building 

  • Gates N1 to N20

South Satellite Terminal Building Gates

  • Gates S1 to S10
  • Gates S15 and S16
  • Gates S11 and S12

Airlines Flying to/from Seattle Airport Terminals 

Around 36 airlines operate their flights via Seattle International Airport terminals. Some of these airlines are primarily American and Canadian carriers.

Carriers at the Main Terminal

Through the Main Terminal of Seattle Airport, nearly 7 airlines handle their departures and arrivals. 

  • Alaska Airlines 
  • American Airlines
  • Delta Air Lines 
  • Frontier Airlines
  • Southwest Airlines
  • United Airlines 
  • WestJet 

North Satellite Terminal Airlines

Currently, Alaska Airlines manages its flights via North Satellite Terminal at SEA Airport, SeaTac, Washington. 

Airlines at South Satellite Terminal

Through Seattle Airport South Terminal, the departures and arrivals of nearly 27 airlines are observed. 

  • Aer Lingus 
  • Air Canada
  • Aeromexico
  • Air France 
  • Air Tahiti Nui
  • ANA (All Nippons Airways) 
  • Asiana Airlines
  • China Airlines
  • British Airways
  • Condor Airlines
  • Emirates Air
  • Finnair 
  • EVA Air 
  • Hainan Airlines
  • Icelandair

Seattle Airport terminals easily handle passenger as well as aircraft flow all day long. Both international and domestic flights of different airlines are coordinated here. In order to provide their passengers with personalized experiences, the terminals comprise facilities required before departures or after arrivals.

How many terminals are at Seattle Airport?

There are 3 terminals at Seattle Airport at present.

Which levels are at Seattle Airport North Terminal?

Levels 2, 5, and 6 are at Seattle Airport North Terminal.

How to get directions to the Seattle Airport terminal?

To get directions to reach the Seattle International Airport terminals, its map can be useful. It can be found on the airfield’s official website.

Do Seattle–Tacoma Airport terminals have self-check-in kiosks?

Yes, Seattle–Tacoma International Airport has self-check-in kiosks at the Main Terminal.

Which concourses are at Seattle Airport Main Terminal?

Concourses A, B, C, and D are located at the Main Terminal of Seattle Airport.

Are lounges available at the Seattle Airport terminal?

Yes, lounges are available across all terminals at SEA Airport.

Which airlines fly out of Seattle Airport South Terminal?

Aeromexico is one of the carriers that operate its departures via Seattle Airport South Terminal. Airlines like Air France, EVA Air, etc., also fly out of the airport.

How to Get to the Seattle–Tacoma International Airport Terminal? 

To get to the SEA or Seattle Airport terminals, there are 3 transportation modes available.
Yellow Loop/Terminal Shuttle 
Blue Loop/South Train Loop
Green Loop/North Train Loop 

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