Korean Air faces mounting mileage-related liability

Korean Air faces a growing mileage-related liability as it integrates its mileage program with Asiana Airlines after FTC approval. The combined carrier’s deferred revenue from unused miles stood at 4.07 trillion won at the end of June. Korean Air must raise mileage usage and expand award-seat availability under the regulator’s conditions.

Korean Air’s consolidated mileage-related deferred revenue was 4.07 trillion won at the end of June, including 3.12 trillion won for Korean Air and 946.3 billion won for Asiana.

The amount is recorded as a liability until the related services are provided and is not conventional debt that must be repaid in cash.

The FTC approved the mileage integration plan last week and required Korean Air to provide more opportunities for customers to use accumulated miles.

Korean Air must increase combined annual mileage usage to 106 percent of the 2025 level in 2027 and 2028, 112 percent in 2029, and 121 percent from 2030 through 2036.

Published Sep 19, 2026 7:00 am KST

Requirements for greater mileage use limit revenue expansion for flag carrier

An Asiana Airlines aircraft sporting Korean Air’s new livery lands on the domestic runway at Gimpo International Airport in Seoul, Tuesday. Yonhap

Korean Air is facing a growing mileage-related liability as it moves to integrate its mileage program with that of Asiana Airlines, with higher redemption requirements adding pressure on the combined carrier’s ticket sales and profitability.

Last week, the Fair Trade Commission (FTC) approved the airlines’ mileage integration plan, requiring Korean Air to provide more opportunities for customers to use their accumulated miles. Under the plan, Asiana miles will remain separately available for 10 years after the merger.

As of the end of June, Korean Air’s consolidated mileage-related deferred revenue stood at 4.07 trillion won ($2.94 billion), including 3.12 trillion won for Korean Air and 946.3 billion won for Asiana, according to the companies’ interim reports. The amount represents the value allocated to unused miles that have yet to be redeemed and is recorded as a liability until the related services are provided.

The figure does not represent conventional debt that Korean Air must repay in cash. Rather, it reflects future service obligations. When customers redeem their miles, the deferred revenue is recognized as sales. But the redemption can still carry costs for the airline, particularly when miles are used for seats that could otherwise have been sold to paying passengers at higher fares.

Korean Air passenger jets are parked on the apron at Terminal 2 of Incheon International Airport, Sept. 1. Yonhap

The regulatory requirements could add to that pressure.

Korean Air must increase the combined annual mileage usage of its customers to 106 percent of the 2025 level in 2027 and 2028, 112 percent in 2029 and 121 percent from 2030 through 2036. The carrier must also expand mileage award-seat availability, particularly on long-haul and popular routes, with the goal of giving customers greater opportunities to redeem their miles.

That requirement could create a trade-off for Korean Air. More mileage redemptions would help reduce its accumulated mileage-related liability, but it could also limit the number of seats available for full-fare passengers, especially during peak travel periods.

The impact will depend heavily on where and when customers use their miles. Redeeming miles for otherwise empty seats may impose relatively limited additional costs.

“However, using miles for high-demand international flights could carry a greater opportunity cost because those seats could have generated significant ticket revenue,” an official from the industry said.

“The challenge for Korean Air is not simply to integrate two mileage programs. It is to unwind a growing future service obligation amid lingering external geopolitical uncertainties represented by volatile exchange rates and unstable oil prices.”

在获得美国联邦贸易委员会（FTC）批准后，大韩航空将其里程计划与韩亚航空合并，由此面临着日益增长的里程相关负债。截至6月底，合并后航空公司未使用里程的递延收入高达4.07万亿韩元。根据监管机构的要求，大韩航空必须提高里程使用率并扩大奖励机票的供应量。

截至 6 月底，大韩航空的里程相关递延收入合并为 4.07 万亿韩元，其中大韩航空为 3.12 万亿韩元，韩亚航空为 9463 亿韩元。

该金额在相关服务提供之前记为负债，并非必须以现金偿还的传统债务。

美国联邦贸易委员会上周批准了里程整合计划，并要求大韩航空为客户提供更多使用累积里程的机会。

大韩航空必须在 2027 年和 2028 年将年度里程使用量提高到 2025 年水平的 106%，在 2029 年提高到 112%，并在 2030 年至 2036 年提高到 121%。

发布于2026年9月19日 上午7:00（韩国标准时间）

对更高里程使用量的要求限制了旗舰航空公司的收入增长。

周二，一架涂装大韩航空新涂装的韩亚航空飞机降落在首尔金浦国际机场国内跑道上。（韩联社）

随着大韩航空将其里程计划与韩亚航空的里程计划整合，其与里程相关的负债日益增加，更高的兑换要求给合并后的航空公司的机票销售和盈利能力带来了压力。

上周，公平交易委员会（FTC）批准了航空公司之间的里程整合方案，要求大韩航空为客户提供更多使用累积里程的机会。根据该方案，合并后，韩亚航空的里程将在10年内继续单独提供。

根据两家公司发布的季度报告，截至6月底，大韩航空合并后的里程相关递延收入为4.07万亿韩元（约合29.4亿美元），其中大韩航空自身为3.12万亿韩元，韩亚航空为9463亿韩元。该金额代表尚未兑换的未使用里程的价值，在提供相关服务之前，该金额将作为负债入账。

该数字并非大韩航空必须以现金偿还的传统债务，而是反映其未来的服务义务。当客户兑换里程时，递延收入会被确认为销售额。但里程兑换仍可能给航空公司带来成本，尤其是在里程被用于兑换原本可以以更高票价出售给付费乘客的座位时。

9月1日，大韩航空的客机停放在仁川国际机场2号航站楼的停机坪上。（韩联社）

监管要求可能会加剧这种压力。

大韩航空必须在 2027 年和 2028 年将其客户的年度里程使用量提高到 2025 年水平的 106%，2029 年提高到 112%，并在 2030 年至 2036 年期间提高到 121%。该航空公司还必须扩大里程奖励机票的供应量，尤其是在长途和热门航线上，目的是为客户提供更多兑换里程的机会。

这项要求可能会给大韩航空带来权衡。更多的里程兑换有助于减少其累积的里程相关负债，但也可能限制全价乘客可获得的座位数量，尤其是在出行高峰期。

影响程度将很大程度上取决于顾客使用里程的地点和时间。用里程兑换空置座位可能只会带来相对有限的额外成本。

“然而，用里程兑换高需求国际航班可能会带来更大的机会成本，因为这些座位原本可以带来可观的机票收入，”一位业内人士表示。

“大韩航空面临的挑战不仅仅是整合两个里程计划，更重要的是在汇率波动和油价不稳定等持续存在的外部地缘政治不确定性背景下，履行日益增长的未来服务义务。”