SEAAirport Guide

Delta Air Lines

DL · Departs from A Concourse / B Concourse, Main Terminal. Delta Air Lines at Seattle-Tacoma International Airport: where it checks in and boards.

Departure concourse
AB Main Terminal
Check-in counters
Main Terminal ticketing level (Level 5), before security; curbside check-in on the upper departures drive near Door 17
Domestic baggage claim
2, 3, 4, 5 and 6
Airline code
DL

Sources: Seattle-Tacoma International Airport, Seattle-Tacoma International Airport interactive map

Where Delta Air Lines checks in and departs

Delta Air Lines flights leave from A Concourse, Main Terminal and B Concourse, Main Terminal. Check-in, as the airport prints it: Main Terminal ticketing level (Level 5), before security; curbside check-in on the upper departures drive near Door 17.

Airside, with Gates A1–A14, A20 and A21 on the map; A Station, across from Gate A3, serves the Blue and Yellow Lines.

Airside, with Gates B1, B3–B12, B5a, B7a, B14, B15, B20 and B21 on the map; B Station, below Gates B20 and B21 at the end of the concourse, serves the Blue Line.

Gates and unaccompanied minors

Delta has 18 preferential gates at SEA plus common-use and remote gates, and its A11 lounge complex sits near five of them.

Delta's unaccompanied minor service costs $150 each way for up to 4 children; contact Delta Reservations at 800-325-8847 to book. A valid physical ID is needed to issue a gate pass and a digital ID is not accepted. For a minor aged 15 to 17, a gate pass is not issued to the person picking them up unless the minor is enrolled in the program. For connections through Seattle, Delta offers Delta Sky Zones for the child's entertainment.

Delta Air Lines at SEA: terminal and concourse

Which terminal is Delta Air Lines at SEA?

Delta Air Lines departs from A Concourse and B Concourse (Main Terminal). SEA files its concourses under one terminal: Main Terminal holds A Concourse, B Concourse, C Concourse, D Concourse, N Concourse and S Concourse.

Does Delta Air Lines use A Concourse or B Concourse?

Delta Air Lines uses both: gates in A Concourse and B Concourse (Main Terminal). The airport prints check-in as Main Terminal ticketing level (Level 5), before security; curbside check-in on the upper departures drive near Door 17. Your boarding pass names the gate, so read it before choosing a concourse.

Connecting through SEA with Delta Air Lines

Can I walk between concourses at SEA?

Walking between A, B, C and D Concourses: for Delta Air Lines, it leads from A Concourse toward D Concourse.

International arrivals transfer to the A Concourse: for Delta Air Lines, it leads from A Concourse toward Concourse International Arrivals Facility.

Connecting at SEA

Contact and baggage help for Delta Air Lines at SEA

Delta Air Lines phone: 800-221-1212. Listed by Port of Seattle, Delta Air Lines page.

Delta Air Lines lounges and others nearby

Delta Air Lines runs 3 lounges at SEA. Entry depends on your ticket and status; each lounge page lists the access rules the operator publishes.

Other lounges in A Concourse

Food and shops near its gates

A Concourse

19 places to eat and shop after security in A Concourse, among them:

All places in A Concourse

B Concourse

9 places to eat and shop after security in B Concourse, among them:

All places in B Concourse

Parking and pickup

Other airlines in the same concourse

What airlines are in A Concourse at SEA?

What airlines are in B Concourse at SEA?

Main Terminal guide