Hainan Airlines · SEA
What gates does Hainan Airlines use at Seattle Airport (SEA)?
Hainan Airlines uses gates S7, S8, S11 and S12 at Seattle Airport (SEA), mainly in Concourse S, with about 3 departures a week (Oct 1–21, 2026).
Based on 14 Hainan Airlines flights at SEA, Oct 1–21, 2026 (full days)
How Hainan Airlines compares at SEA
- 32nd of the 34 airlines with regular flights at SEA by departures: under 1% of them (3 departures a week of about 587 a day).
- Median turn at the gate: 159 min, 84 min longer than the airport median (75 min).
- At SEA, Hainan Airlines’ 3 departures a week compare with Philippine Airlines’ 4 and Asiana’s 2-3.
Where Hainan Airlines flies nonstop from SEA
2 nonstop destinations. Nonstop routes seen Oct 1–21, 2026; a few days of data can miss weekly or seasonal routes.
| Destination | Flights | Other airlines on this route |
|---|---|---|
| BeijingPEK | 2-3/week | none seen |
| ChongqingCKG | under 1/week | none seen |
When Hainan Airlines flies at SEA
- Flies on some days only: seen on Tuesdays, Thursdays and Saturdays (7 of the 16 full days collected).
Hainan Airlines’ aircraft at SEA
| Aircraft | Departures | Seats each |
|---|---|---|
| 787-9 | 3/week | not listed |
Seats are capacity from each airline’s seat map per aircraft type, not passengers.
Hainan Airlines’ gates at SEA
Gates it shares
| Gate | Who holds it | Other airlines there |
|---|---|---|
| S7 | Common use | Alaska, Delta, Japan Airlines, Virgin Atlantic |
| S8 | Common use | Alaska, Delta, Lufthansa, ANA |
| S11 | Common use | Delta, Alaska, Lufthansa, STARLUX |
| S12 | Common use | Delta, Alaska, EVA Air, Korean Air |
About this data
Based on 16 full days of flights at SEA, Oct 1–21, 2026. Gates of its own are the gates where Hainan Airlines flies the most (regional partners count as their brand). Its departures have no seat count yet, so its seats aren’t counted.
Hainan Airlines at SEA: questions
What terminal is Hainan Airlines at Seattle Airport (SEA)?
Hainan Airlines flies from Concourse S at Seattle Airport (SEA).
What gates does Hainan Airlines use at SEA?
S7, S8, S11 and S12, gates it shares with other airlines (Oct 1–21, 2026).
How many flights a day does Hainan Airlines have from SEA?
About 3 departures a week, averaged over Oct 1–21, 2026.
Where does Hainan Airlines fly nonstop from SEA?
Hainan Airlines flies nonstop to 2 cities from SEA, the most often to Beijing and Chongqing. Routes seen Oct 1–21, 2026.
Does Hainan Airlines share gates at SEA?
Yes: 4 gates it uses are shared or used most by another airline, e.g. gate S7 with Alaska, Delta, Japan Airlines and Virgin Atlantic.
Other airlines at SEA
All of SEA’s gates by airline · Hainan Airlines at every airport we map · Nonstop routes from SEA