Korean Air Flight 1121 Deals & Information (2025/2026)

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Korean Air Flight 1121 Route Deals From $121

The cheapest prices found with in the last 7 days for return flights were $242 and $121 for one-way flights to Jeju Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Nov 27 - Sun, Nov 30
GMP
Gimpo Intl.
CJU
Jeju Intl.
$242 Roundtrip, found 6 days ago
$242
Roundtrip
found 6 days ago
Select Korean Air flight, departing Thu, Nov 27 from Gimpo Intl. to Jeju Intl., returning Sun, Nov 30, priced at $242 found 6 days ago
Fri, Oct 31 - Fri, Nov 7
GMP
Gimpo Intl.
CJU
Jeju Intl.
$243 Roundtrip, just found
$243
Roundtrip
just found
Select Korean Air flight, departing Fri, Oct 31 from Gimpo Intl. to Jeju Intl., returning Fri, Nov 7, priced at $243 just found
Mon, Jan 5 - Fri, Jan 9
GMP
Gimpo Intl.
CJU
Jeju Intl.
$244 Roundtrip, found 4 days ago
$244
Roundtrip
found 4 days ago
Select Korean Air flight, departing Mon, Jan 5 from Gimpo Intl. to Jeju Intl., returning Fri, Jan 9, priced at $244 found 4 days ago
Fri, Aug 22 - Sun, Aug 24
GMP
Gimpo Intl.
CJU
Jeju Intl.
$252 Roundtrip, found 3 hours ago
$252
Roundtrip
found 3 hours ago
Select Korean Air flight, departing Fri, Aug 22 from Gimpo Intl. to Jeju Intl., returning Sun, Aug 24, priced at $252 found 3 hours ago

Frequently asked questions

What route does flight number KE1121 take?
You'll be landing at Gimhae Airport (PUS) from Seoul Airport (GMP-Gimpo Intl.) if you're traveling on flight number KE1121. You'll be in the sky for 1 hour and 5 minutes on this trip. What's more, the flight conveniently travels direct.
How often is KE1121 on time?
Korean Air flight number KE1121 between Seoul Airport (GMP-Gimpo Intl.) and Busan Airport departs as scheduled 92% of the time — so you can relax with confidence knowing that you will arrive at your destination ASAP. If the journey is late, you can expect to wait around 6 minutes. This route has a 4.85-star rating.
What terminal does KE1121 fly out of?
Passengers with seats booked on flight number KE1121 from Seoul Airport (GMP-Gimpo Intl.) to PUS generally fly out of Terminal D.
What kind of plane is on flight number KE1121?
The Airbus A220-300 is the plane that's generally used for flight number KE1121. More often than not, this flight heads off from Seoul Airport (GMP-Gimpo Intl.) and touches down at PUS.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your KE1121 flight with Travelocity, please visit our Customer Service Portal.