| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 05 | SFO | ORD | 00:39 | 05:56 |
Delayed
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| Jan 03 | SFO | ORD | 02:09 | 07:28 |
Delayed
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| Jan 01 | SFO | ORD | 23:09 | 04:41 |
Landed
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| Dec 30 | SFO | ORD | 22:50 | 04:25 |
Landed
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| Dec 29 | SFO | ORD | 23:04 | 04:53 |
Landed
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| Dec 27 | SFO | ORD | 22:50 | 04:26 |
Landed
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| Dec 16 | SFO | ORD | 23:19 | 04:44 |
Landed
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| Dec 15 | SFO | ORD | 23:33 | 05:09 |
Landed
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| Dec 13 | SFO | ORD | 23:22 | 04:59 |
Landed
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| Dec 11 | SFO | ORD | 23:27 | 04:57 |
Landed
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China Southern Airlines Flight CZ1634 connects San Francisco, United States to Chicago, United States, taking off from San Francisco International Airport SFO and landing at Chicago O'Hare International Airport ORD.
How long is the CZ1634 flight from San Francisco to Chicago?
The average flight time from San Francisco to Chicago is 3 hours and 31 minutes. The flight distance is 2964 km / 1842 miles and the average flight speed is 842 km/h / 523 mph.
What is the On-Time Performance (OTP) of China Southern Airlines Flight CZ1634 San Francisco to Chicago?
The Airportia On-Time Performance Rating for China Southern Airlines Flight CZ1634 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight CZ1634 arriving at?
Flight CZ1634 arrives at Chicago O'Hare International Airport (ORD) Terminal 3.
When was the latest CZ1634 flight?
The latest flight took off on Tuesday, January 6th, 2026 with the flight status being En-Route on 05:56.
How else can the flight CZ1634 be referenced as?
This China Southern Airlines flight can also be referenced as CSN1634, CZ 1634, CSN 1634.
How often is flight CZ1634 delayed?
On average, 20% of all CZ1634 flights are delayed. The average delay is 95 minutes.
Can I get compensation for my delayed or cancelled CZ1634 flight or baggage issues?
If your CZ1634 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our CZ1634 Flight Tracker above for more details.
Other flights departing from San Francisco SFO: UA2462, UA2620, AA2761, UA2097
Other flights arriving at Chicago ORD: AS376, AA2761, UA2097, UA5467
All flights connecting San Francisco SFO to Chicago ORD.
