| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Oct 07 | MIA | ICN | 18:42 | 00:39 |
Delayed
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Atlas Air Flight 5Y8421 connects Miami, United States to Seoul, South Korea, taking off from Miami International Airport MIA and landing at Seoul Incheon International Airport ICN.
How long is the 5Y8421 flight from Miami to Seoul?
The average flight time from Miami to Seoul is 16 hours and 57 minutes. The flight distance is 12445 km / 7733 miles and the average flight speed is 734 km/h / 456 mph.
What is the On-Time Performance (OTP) of Atlas Air Flight 5Y8421 Miami to Seoul?
The Airportia On-Time Performance Rating for Atlas Air Flight 5Y8421 is 1/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest 5Y8421 flight?
The latest flight took off on Thursday, October 8th, 2026 with the flight status being En-Route on 00:39.
How else can the flight 5Y8421 be referenced as?
This Atlas Air flight can also be referenced as GTI8421, 5Y 8421, GTI 8421.
How often is flight 5Y8421 delayed?
On average, 100% of all 5Y8421 flights are delayed. The average delay is 289 minutes.
Can I get compensation for my delayed or cancelled 5Y8421 flight or baggage issues?
If your 5Y8421 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our 5Y8421 Flight Tracker above for more details.
Claim compensation for your flight delay or cancellation!
Flight delays happen, but that doesn’t mean you have to accept them. You may be entitled to as much as 600€ in compensation if your flight has been delayed, cancelled or overbooked within the last three years. Claim Compensation Now >
Other flights departing from Miami MIA: MQ4321, KX105, M6733, R7703
Other flights arriving at Seoul ICN: JQ53, RS812, BR172, 5Y8755
All flights connecting Miami MIA to Seoul ICN.