Air China allowance at a glance
| Bag | Maximum size | Maximum weight | Notes |
|---|---|---|---|
| Checked bag | 24-62 free allowance, 80 max any piece in60-158 free allowance, 203 max any piece cm | 50 Premium Economy/Economy, 70 First/Business lb23 Premium Economy/Economy, 32 First/Business kg |
Air China checked bag fees
| Fee | Amount |
|---|---|
| First checked bag | $200 (USA/Hawaii routes) |
| Second checked bag | $200 (USA/Hawaii routes) |
| Overweight bag | $100 for 23-28kg, $150 for 28-32kg (USA/Hawaii routes) |
| Oversize bag | $150 standard weight, $300 if also 23-32kg overweight (USA/Hawaii routes) |
First/Business Class: 2 checked bags at 32kg (70lb) each on international routes. Premium Economy/Economy: 1 checked bag at 23kg (50lb). Domestic China flights use a flat per-cabin weight allowance instead: 40kg First, 30kg Business, 20kg Premium Economy/Economy. Carry-on size limit not published on Air China own channels as of Sep 2026.
This page goes deeper on one part of the policy. The full record is at Air China Baggage Rules.
The Air China extra baggage cost that catches most US travelers off guard is not a per kilo charge. It is a flat $200 fee. That fee applies to each checked bag beyond the free allowance on USA and Hawaii routes, whether it is the first extra piece or the second.
Air China prices the rest of its excess baggage by route. It uses PDF fee schedules rather than one global chart. The number changes depending on where the flight starts.
Working out the Air China extra baggage cost for a specific trip means separating three charges. There is an extra piece beyond the free allowance, a bag that is simply too heavy, and a bag that is both too heavy and oversized. Each carries its own fee, and on international routes they can stack.
The Air China baggage rules overview covers the free allowance these extra fees sit on top of.
Extra bag fees by route
Air China runs a piece system on international and regional flights. It runs a separate weight system on flights within mainland China.
The table below covers what the airline publishes for its USA and Hawaii departures. That is the route group with a confirmed flat fee.
| Charge | Amount | Applies to |
|---|---|---|
| First bag beyond the free allowance | $200 | USA and Hawaii routes |
| Second bag beyond the free allowance | $200 | USA and Hawaii routes |
| Overweight, 23 to 28 kg | $100 | USA and Hawaii routes |
| Overweight, 28 to 32 kg | $150 | USA and Hawaii routes |
| Oversize at standard weight | $150 | USA and Hawaii routes |
| Oversize and 23 to 32 kg overweight together | $300 | USA and Hawaii routes |
For routes outside the USA and Hawaii, Air China does not print one flat dollar figure. Its own extra baggage page links a fee schedule organized by IATA world area instead. A bag added on a China to Europe flight is priced on a different table than one added on a China to Southeast Asia flight.
Anyone flying a route not covered here should check the fee at booking. Air China’s own baggage tool is the source, not the USA rate above.
Domestic flights within mainland China skip the piece pricing entirely. Air China sells extra weight in fixed blocks of 5, 10, 15 or 20 kg. The total is capped at 20 kg per passenger per flight, and it is priced separately from the international piece fee.
How to buy extra baggage before you fly
Air China lets passengers purchase extra baggage online, but only under specific conditions. The ticket number has to start with 999 and be issued by Air China itself. The purchase also has to go through more than six hours before departure to qualify for the online rate.
Infant tickets cannot buy extra baggage online at all. Air China does not publish a specific dollar discount for buying ahead versus paying at the airport. Travelers should treat the online window as the safer route, not assume a fixed percentage of savings.
Cancelling a prepaid bag before check in is penalty free through the same channel used to buy it. Refunds after the flight stay available for up to twelve months by phone. A baggage cost calculator is a faster way to see whether prepaying beats the counter rate on a specific route.
Who gets a free extra bag
Elite status covers what a credit card cannot here. Air China has not published any credit card baggage waiver. PhoenixMiles Lifetime Platinum and Platinum card members get one extra bag free, up to 32 kg in First or Business Class or up to 23 kg in Premium Economy and Economy, on qualifying international routes.
Gold and Silver card members get one free extra bag up to 23 kg on qualifying international routes. Star Alliance Gold status carries a similar supplementary allowance on certain routes too.
None of this extends to domestic China flights. The weight system and its 20 kg add on cap apply there regardless of elite tier. Anyone deciding whether a bag can dodge these fees entirely should check Air China’s carry on size page first, since a bag that clears the cabin allowance never reaches the checked counter.
Overweight and oversize charges
The line between overweight and oversize matters. Air China charges for both separately. A bag that trips both bands pays the combined $300 rate rather than the two fees stacked together.
A checked bag over 32 kg cannot be checked as ordinary baggage on this carrier at all. It has to be split into two bags or shipped as cargo instead.
A digital size and weight checker before leaving for the airport is cheap insurance against these bands. A checked baggage weight limit guide covers how the 23 and 32 kg thresholds compare across airlines, and a hook scale like the Etekcity digital luggage scale settles the question at home before it becomes a $100 or $150 problem at the counter.
How Air China compares to nearby carriers
Travelers connecting through Asia are usually choosing between Air China and a handful of other legacy carriers on the same routes. Cathay Pacific’s baggage fee page and Asiana Airlines’ fee structure are worth checking side by side with the Air China extra baggage cost before booking. Air India’s baggage fee page is another useful comparison for a different Asian hub.
Air China publishes its excess baggage charges on its own baggage information page, which is where every figure above was read.
The bottom line
The Air China extra baggage cost is predictable on USA and Hawaii routes. A flat $200 covers any bag past the free allowance, and overweight or oversize charges sit in clear bands.
It gets less predictable everywhere else. Air China prices excess baggage on other routes through region specific tables instead of one published rate.
Buying extra weight online more than six hours out, checking elite tier allowances before assuming a card covers a bag, and weighing every checked piece at home are the three moves that keep this carrier’s fees from becoming a surprise at the counter.
Common questions
How much does Air China charge for an extra checked bag?
Air China charges a flat $200 for each checked bag beyond the free allowance on USA and Hawaii routes, and prices extra bags on other routes through region specific fee schedules.
Can I buy extra baggage online with Air China?
Yes, if the ticket number starts with 999 and is issued by Air China, and the purchase is made more than six hours before departure.
Does Air China charge separately for overweight and oversize bags?
Yes, overweight bags on USA and Hawaii routes cost $100 or $150 depending on the band, oversize bags cost $150, and a bag that is both overweight and oversize costs $300.
Does elite status get a free extra bag on Air China?
PhoenixMiles Platinum, Gold and Silver card members and Star Alliance Gold passengers get one additional free bag on qualifying international routes.
How does Air China price extra baggage on domestic China flights?
Domestic flights use a separate weight system with fixed blocks of 5, 10, 15 or 20 kg, capped at 20 kg per passenger per flight.
What happens if a checked bag is over 32 kg on Air China?
A bag over 32 kg cannot be checked as ordinary baggage and has to be split into two bags or shipped as cargo instead.
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