Jeju Air vs Trinity Airways: fleets and facts compared
Jeju Air (South Korea) and Trinity Airways (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
- 48Trinity fleet, as of July 2026
- 2shared hubs
- South Korea · Hubs ICN · GMP · PUS +1 · founded 2006Active
- South Korea · Hubs ICN · GMP · TAE · founded 2010Active
At a glance
Each fact from our database. A grey tint marks the larger value in a row; it is not a verdict.
Shared hubs, outlined above: ICN and GMP.
Data last updated: Jeju Air · Trinity Airways
Fleet breakdown
Aircraft types as each source reports them, largest first.
Jeju Air fleet1 type
The type counts add up to 10 of the 44-aircraft total, as the source reports them.
Trinity Airways fleet5 types
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.
Trinity Airways
Trinity Airways' free baggage page (Korean) gives the following allowances by fare (Event, Smart, Regular and Business). Sizes and weights only.
- Cabin baggage, Event, Smart and Regular fares: one cabin bag plus one personal item (duty-free included), 10 kg in total. Business fare: two cabin bags of up to 10 kg each, 20 kg in total.
- Cabin bag size: three sides adding up to no more than 115 cm, maximum 40 x 20 x 55 cm including handles and wheels. Personal item: up to 40 x 30 x 15 cm.
- Checked baggage, domestic: Event 0 kg, Smart 15 kg, Regular 20 kg, Business 30 kg.
- Checked baggage, Europe, Singapore/Jakarta and (for travel from 25 October 2026) Australia: Event 15 kg, Smart and Regular 23 kg, Business 40 kg.
- Checked baggage, Guam, Saipan and Canada: one piece of 23 kg on Event, Smart and Regular fares; two pieces of 23 kg on Business.
- Checked baggage, Mongolia and Uzbekistan (for travel from 25 October 2026): one piece of 23 kg on Event, Smart and Regular fares; two pieces of 23 kg on Business.
- Other international routes: none on Event fares, Smart 15 kg, Regular 20 kg, Business 30 kg.
- Size and weight limits: three sides adding up to no more than 203 cm (158 cm on Guam and Saipan); no single bag over 32 kg.
- Infants under two without a seat: one stroller or car seat on domestic flights; on international flights, depending on route and fare, either one stroller or car seat, or one bag of up to 10 kg plus one stroller, walker, car seat or carry-cot.
Source: Trinity Airways, "무료 / 위탁 수하물" (free and checked baggage), 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 Trinity Airways?
Trinity Airways has the larger published fleet. Jeju Air 44 aircraft (Press report, as of 23 March 2026); Trinity Airways 48 aircraft (Wikipedia fleet table, as of July 2026).
Is Jeju Air cheaper than Trinity Airways?
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, Trinity Airways in 2010.
Do Jeju Air and Trinity Airways 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.