Changzhou → Beijing

CZX → NAY

Changzhou → Changsha

CZX → CSX

Changzhou → Chengdu

CZX → CTU

Changzhou → Chongqing

CZX → CKG

Changzhou → Dalian

CZX → DLC

Changzhou → Dayong

CZX → DYG

Changzhou → Fuzhou

CZX → FOC

Changzhou → Guangzhou

CZX → CAN

Changzhou → Guilin

CZX → KWL

Changzhou → Harbin

CZX → HRB

Changzhou → Kunming

CZX → KMG

Changzhou → Shenyang

CZX → SHE

Changzhou → Shenzhen

CZX → SZX

Changzhou → Taiyuan

CZX → TYN

Changzhou → Xiamen

CZX → XMN

Changzhou → Zhuhai

CZX → ZUH

Xi-an → Bangkok

XIY → DMK

Xi-an → Baotou

XIY → BAV

Xi-an → Bayannur

XIY → RLK

Xi-an → Beihai

XIY → BHY

Xi-an → Beijing

XIY → PEK

Xi-an → Changchun

XIY → CGQ

Xi-an → Changde

XIY → CGD

Xi-an → Changsha

XIY → CSX

Xi-an → Changzhou

XIY → CZX

Xi-an → Chengdu

XIY → CTU

Xi-an → Chongqing

XIY → CKG

Xi-an → Dalian

XIY → DLC

Xi-an → Datong

XIY → DAT

Xi-an → Dayong

XIY → DYG

Xi-an → Dongsheng

XIY → DSN

Xi-an → Dunhuang

XIY → DNH

Xi-an → Fuyang

XIY → FUG

Xi-an → Fuzhou

XIY → FOC

Xi-an → Guangzhou

XIY → CAN

Xi-an → Guilin

XIY → KWL

Xi-an → Guiyang

XIY → KWE

Xi-an → Haikou

XIY → HAK

Xi-an → Hami

XIY → HMI

Xi-an → Hangchow

XIY → HGH

Xi-an → Harbin

XIY → HRB

Xi-an → Hefei

XIY → HFE

Xi-an → Helsinki

XIY → HEL

Xi-an → Hohhot

XIY → HET

Xi-an → Hong Kong

XIY → HKG

Xi-an → Huangshan

XIY → TXN

Xi-an → Ji-an

XIY → JGS

Xi-an → Jiayuguan

XIY → JGN

Xi-an → Jinan

XIY → TNA

Xi-an → Jinchuan

XIY → JIC

Xi-an → Jingdezhen

XIY → JDZ

Xi-an → Jining

XIY → JNG

Xi-an → Jiuzhaigou

XIY → JZH

Xi-an → Kashgar

XIY → KHG

Xi-an → Kunming

XIY → KMG

Xi-an → Lanzhou

XIY → LHW

Xi-an → Lhasa

XIY → LXA

Xi-an → Lijiang

XIY → LJG

Xi-an → Linyi

XIY → LYI

Xi-an → Luzhou

XIY → LZO

Xi-an → Mianyang

XIY → MIG

Xi-an → Nanchang

XIY → KHN

Xi-an → Nanchong

XIY → NAO

Xi-an → Nanjing

XIY → NKG

Xi-an → Nanning

XIY → NNG

Xi-an → Ningbo

XIY → NGB

Xi-an → Pu San

XIY → PUS

Xi-an → Qingdao

XIY → TAO

Xi-an → Qingyang

XIY → IQN

Xi-an → Sanya

XIY → SYX

Xi-an → Seoul

XIY → ICN

Xi-an → Shanghai

XIY → SHA

Xi-an → Shenyang

XIY → SHE

Xi-an → Shenzhen

XIY → SZX

Xi-an → Shijiazhuang

XIY → SJW

Xi-an → Taipei

XIY → TPE

Xi-an → Taiyuan

XIY → TYN

Xi-an → Tianjin

XIY → TSN

Xi-an → Urumqi

XIY → URC

Xi-an → Wanzhou

XIY → WXN

Xi-an → Wenzhou

XIY → WNZ

Xi-an → Wuhan

XIY → WUA

Xi-an → Wuhan

XIY → WUH

Xi-an → Wuxi

XIY → WUX

Xi-an → Wuyishan

XIY → WUS

Xi-an → Xiamen

XIY → XMN

Xi-an → Xining

XIY → GXH

Xi-an → Yancheng

XIY → YNZ

Xi-an → Yangzhou

XIY → YTY

Xi-an → Yantai

XIY → YNT

Xi-an → Yibin

XIY → YBP

Xi-an → Yichang

XIY → YIH

Xi-an → Yinchuan

XIY → INC

Xi-an → Yiwu

XIY → YIW

Xi-an → Yulin

XIY → UYN

Xi-an → Zhangye

XIY → YZY

Xi-an → Zunyi

XIY → ZYI