110 airlines, one page each: carry-on size, personal item, checked bag weight, bag fees and pets. Every page lists the airline pages its numbers came from and the date we checked them. 52 of these airlines changed a bag rule in 2026, so each page also keeps a dated changelog.
55 x 40 x 23 cm is the cabin bag limit at 17 of the 37 European airlines listed, including Lufthansa, SWISS, Austrian, Finnair and Norwegian. Air France, KLM and Air Europa use 55 x 35 x 25 cm. Low-cost base fares often include only an under-seat bag: 40 x 30 x 20 cm on Ryanair and 45 x 36 x 20 cm on easyJet. Full-service carriers set the standard checked bag at 23 kg (50 lb).
22 x 14 x 9 in (56 x 36 x 23 cm) and 55 x 40 x 23 cm are the two carry-on sizes you meet most often across these 110 airlines. A bag of 55 x 35 x 20 cm fits every overhead size in the table below. Under-seat bags on low-cost base fares are smaller and need their own check.
| CARRY-ON SIZE | WHERE YOU SEE IT | EXAMPLES |
|---|---|---|
| 22 x 14 x 9 in (56 x 36 x 23 cm) | US airlines, Australia, parts of Asia | Delta, United, American, Qantas, EVA Air |
| 55 x 40 x 23 cm (21.5 x 15.5 x 9 in) | Europe, New Zealand, Canada | Lufthansa, SWISS, Finnair, Air New Zealand, Porter |
| 55 x 40 x 20 cm (21.5 x 15.5 x 8 in) | East and South Asia, some European airlines | Air China, Air India, Korean Air, Vueling, Icelandair |
| 55 x 35 x 25 cm (21.5 x 14 x 10 in) | Air France-KLM, South America | Air France, KLM, LATAM, Avianca, JetSMART |
| 56 x 45 x 25 cm (22 x 18 x 10 in) | UK and long-haul low-cost | British Airways, Jet2, Norse Atlantic, El Al |
| 24 x 16 x 10 in (61 x 41 x 25 cm) | US low-cost | Southwest, Frontier |
| 40 x 30 x 20 cm (under seat) | Low-cost base fare | Ryanair |
| 45 x 36 x 20 cm (under seat) | Low-cost base fare | easyJet |
52 airlines on this site changed a bag rule in 2026, and we logged 100 dated changes. Delta raised its first checked bag from $35 to $45 on tickets bought from April 8, American moved to $50 at the airport from April 9, and Alaska to $45 from April 10. Lufthansa Group airlines added an Economy Basic fare with only a 40 x 30 x 15 cm personal item. Each airline page lists its own changes with dates.
Policy changelog →7 Lufthansa Group brands, including Lufthansa, SWISS and Eurowings, use the same 55 x 40 x 23 cm cabin bag with an 8 kg limit. Air France and KLM share 55 x 35 x 25 cm, and both sell the same Light, Standard and Flex fare names. Checked bag fees still differ by brand.
Cabin bag rules follow the airline that operates the flight, shown as "operated by" on your booking. On a ticket with several airlines, the checked bag allowance printed on the ticket applies.
68 of the 110 airlines here are full-service carriers, and 36 are low-cost or ultra-low-cost. The type of airline tells you more about your cabin bag than the route does. Full-service fares include a carry-on, except basic fares such as Air Canada Economy Basic within North America and Lufthansa Group Economy Basic in Europe. Low-cost base fares often cover only an under-seat bag and sell the overhead bag as an add-on.
22 x 14 x 9 in (56 x 36 x 23 cm) is the most common limit at US airlines, and 55 x 40 x 23 cm in Europe. No single size works everywhere. Many Asian and Gulf airlines add a 7 kg (15 lb) weight limit in economy.
24 x 16 x 11 in (61 x 41 x 28 cm) at Sun Country is the largest carry-on size here, followed by 24 x 16 x 10 in (61 x 41 x 25 cm) at Southwest and Frontier. Southwest includes that bag in the fare. Frontier and Sun Country charge for it.
No. Most full-service airlines include one, but basic fares such as Air Canada Economy Basic in North America and Lufthansa Group Economy Basic in Europe allow only a personal item. Ryanair, Wizz Air, Frontier and Allegiant charge for an overhead bag.
23 kg (50 lb) is the standard checked bag weight at most airlines here, including Delta, Lufthansa and Qantas. Premium cabins often allow 32 kg (70 lb). Ryanair and Pegasus use 20 kg, Frontier 40 lb (18 kg) and Transavia 15 kg.
Yes, often. The 7 Lufthansa Group brands here use the same 55 x 40 x 23 cm, 8 kg cabin bag, and Air France and KLM both use 55 x 35 x 25 cm. Fees and checked allowances still differ by airline.
Yes, for cabin bags. The airline shown as "operated by" on your booking sets the carry-on size and weight. On a ticket with several airlines, the checked bag allowance printed on your ticket applies, so check it before you pack.
30 days is the longest we leave a page before checking it again against the airline's own site. Each page shows its last check date. 52 airlines changed a bag rule in 2026, and every change appears in that airline's changelog.