Airline route map

Where does Sichuan Airlines fly? The 3U route map

Sichuan Airlines (3U) operates nonstop service on 407 routes in 2LNR's schedule data, touching 138 airports across its network. The busiest 3U markets include Chengdu to Beijing, Nanjing to Chengdu, and Chengdu to Konggar. Premium cabins on a network this size behave unevenly: some corridors show upgrade and award space daily while others almost never open. 2LNR tracks confirmed availability on every covered 3U route, so you can see which ones actually clear.

Data current as of July 31, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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407
Nonstop routes
138
Airports served
Free
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What 2LNR tracks on Sichuan Airlines

2LNR tracks confirmed upgrade inventory on American, Delta, and Alaska, and award availability across roughly 30 airlines, segment by segment and date by date. Open any 3U route below for a calendar of what is actually open, or watch a route and get alerted when space appears.

Availability by date

Each route opens a calendar of departures with confirmed upgrade and award space, so you can see which dates already have room instead of checking one flight at a time.

Alerts when space opens

Premium seats turn over fast. Watch a 3U route and 2LNR notifies you by email, SMS, in-app, and push the moment space appears.

The whole network on a map

Filter the interactive route map to 3U to see the network, compare connections, and jump into any route from there.

Every Sichuan Airlines nonstop route

407 nonstop routes across 138 airports, grouped by departure city. Each route links to its confirmed upgrade and award availability.

Chongqing (CKG)

Jiancheng (TFU)

See the 3U network on the interactive map →

Frequently asked questions about Sichuan Airlines (3U) routes

Where does Sichuan Airlines fly nonstop?
Sichuan Airlines operates 407 nonstop routes serving 138 airports in 2LNR's schedule data. The busiest are Chengdu to Beijing, Nanjing to Chengdu, and Chengdu to Konggar. The full list is on this page, and each route opens its own calendar of confirmed upgrade and award space.
How many routes does Sichuan Airlines (3U) operate?
3U currently shows 407 nonstop routes between 138 airports. Schedules change seasonally, so this page updates as new 3U schedule data is confirmed.
Does 2LNR track upgrades on Sichuan Airlines?
2LNR tracks confirmed upgrade inventory on American, Delta, and Alaska, and award availability across roughly 30 airlines. Each 3U route below links to a calendar of what 2LNR tracks for Sichuan Airlines by date.
How do I check availability on a specific 3U route?
Open a route such as Chengdu to Beijing from the list on this page to see 3U departures date by date with confirmed upgrade and award space. You can also set an alert, and 2LNR will notify you when space opens on a 3U route you are watching.

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