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Head to head

Jeju Air vs Jin Air: fleets and facts compared

Jeju Air (South Korea) and Jin Air (South Korea) side by side: fleet size, main aircraft type, founding year, hubs and status, each from our database with its source and date. Both list Incheon International Airport and Seoul Gimpo International Airport as a hub or base.

  • 44Jeju Air fleet, as of 23 March 2026
  • 31Jin Air fleet, as of August 2026
  • 2shared hubs
  • South Korea · Hubs ICN · GMP · PUS +1 · founded 2006Active
  • South Korea · Hubs GMP · ICN · founded 2008Active

At a glance

Each fact from our database. A grey tint marks the larger value in a row; it is not a verdict.

Fleet sizeJeju Air44 aircraftPress report · as of Jin Air31 aircraftWikipedia fleet table · as of
Main aircraft typeJeju AirNot published in fullJin AirBoeing 737-800
FoundedJeju Air2006Jin Air2008
Home countryJeju AirSouth KoreaJin AirSouth Korea
HubsJeju AirICNGMPPUSCJUJin AirGMPICN
StatusJeju AirActiveJin AirActive

Shared hubs, outlined above: ICN and GMP.

Data last updated: Jeju Air · Jin Air

Fleet breakdown

Aircraft types as each source reports them, largest first.

Jeju Air fleet1 type

44 aircraftPress report · as of

  • 737-8 (MAX 8)10

The type counts add up to 10 of the 44-aircraft total, as the source reports them.

Jin Air fleet5 types

31 aircraftWikipedia fleet table · as of

  • Boeing 737-80019
  • Boeing 737 MAX 85
  • Boeing 737-9003
  • Boeing 777-200ER3
  • Airbus A321-2001

Baggage & fees compared

Human-reviewed summaries. Rules change, so check the airline's own site before you book.

Jeju Air

Jeju Air's baggage allowance page, read on 24 October 2026, gives the following. Sizes and weights only.

  • Cabin baggage (all fares): one carry-on bag plus one personal item, with a combined weight of no more than 10 kg. The carry-on bag must be within 115 cm in total dimensions with no side over 55 cm (stated as up to 40 x 20 x 55 cm). The personal item, such as a laptop or handbag, must be within 40 x 30 x 15 cm.
  • Checked baggage, domestic and international routes (excluding Guam and Saipan): BIZ LITE 30 kg, STANDARD 15 kg, BASIC no free allowance.
  • Checked baggage, Guam and Saipan: BIZ LITE two pieces of 23 kg, STANDARD one piece of 23 kg, BASIC no free allowance.
  • Any single checked item: no more than 158 cm in total dimensions and 32 kg.
  • Infants not occupying a seat: no free checked allowance on domestic flights; 10 kg on international flights, though the page notes restrictions may apply by fare. One foldable stroller, bassinet or car seat is carried in addition.

Mobility aids are carried free of charge outside these allowances.

Source: airline baggage page, read 2026-10-24.

Jin Air

Jin Air's baggage pages give the following free allowances. Sizes and weights only; the allowance that applies is shown on the ticket.

  • Carry-on bag: one piece of up to 10 kg, with the three dimensions adding up to no more than 115 cm and no side over 40 cm (width), 20 cm (depth) or 55 cm (height), including handles and wheels.
  • 12 kg carry-on allowance on Gimpo, Cheongju, Gwangju and Busan to Jeju, and on Incheon–Guam, Incheon–Phuket, Busan–Guam, Busan–Da Nang and Busan–Cebu.
  • Personal item: one laptop bag, briefcase or handbag of up to 40 x 30 x 15 cm that fits under the seat, in addition to the carry-on bag.
  • Checked baggage, domestic flights and international flights to Japan, China, Hong Kong, Taiwan and South-East Asia: 15 kg, with the three dimensions adding up to no more than 203 cm.
  • Checked baggage, Guam: two pieces of up to 23 kg each, each no more than 158 cm in total dimensions.
  • Any single checked bag over 203 cm in total may be refused, and no single bag may weigh more than 32 kg.
  • Infants under two: on domestic flights, a folding stroller or an infant car seat; on international flights, one bag of up to 10 kg (115 cm in total) plus a folding stroller or an infant car seat.

Source: Jin Air, "Free Checked/Carry-on Baggage" (carry-on and free checked baggage pages), read on 24 October 2026.

Source: airline baggage page, read 2026-10-24.

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Frequently asked

Which has the bigger fleet, Jeju Air or Jin Air?

Jeju Air has the larger published fleet. Jeju Air 44 aircraft (Press report, as of 23 March 2026); Jin Air 31 aircraft (Wikipedia fleet table, as of August 2026).

Is Jeju Air cheaper than Jin Air?

Fares change by route, date and demand, so neither airline is always cheaper. This page compares fleets and published facts, not fares. To check prices for a trip, search both airlines for the same dates.

Which airline is older?

Jeju Air was founded in 2006, Jin Air in 2008.

Do Jeju Air and Jin Air share a hub airport?

Yes: Incheon International Airport (ICN) and Seoul Gimpo International Airport (GMP).

Are both airlines currently flying?

Yes. Both are active in our directory.

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