Unknown
Departure: Thu, Sep 3, 2026
Scheduled:
06:05
Arrival: Thu, Sep 3, 2026
Scheduled:
10:35

5Y 8439 Flight Status & Schedule

Date Departure Arrival Status
Sep 03 06:05 10:35
Unknown
Track >
Jul 09 05:05 09:35
Unknown
Track >
Jun 18 15:15 09:35
En-Route
Track >
Jun 12 02:10 05:17
Delayed >1h
Track >
Jun 11 05:05 09:35
En-Route
Track >

Atlas Air 5Y 8439 Guam to Seoul Flight Information

Atlas Air Flight 5Y8439 connects Guam, Guam to Seoul, South Korea, taking off from Guam Antonio B. Won Pat International Airport GUM and landing at Seoul Incheon International Airport ICN.

How long is the 5Y8439 flight from Guam to Seoul?

The average flight time from Guam to Seoul is 4 hours and 20 minutes. The flight distance is 3227 km / 2005 miles and the average flight speed is 683 km/h / 424 mph.

How many 5Y8439 flights are operated per week?

1 flight per week. The flight 5Y8439 is operated on Wednesday.

What is the On-Time Performance (OTP) of Atlas Air Flight 5Y8439 Guam to Seoul?

The Airportia On-Time Performance Rating for Atlas Air Flight 5Y8439 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest 5Y8439 flight?

The latest flight took off on Thursday, September 3rd, 2026 with the flight status being Unknown on 10:35.

How else can the flight 5Y8439 be referenced as?

This Atlas Air flight can also be referenced as GTI8439, 5Y 8439, GTI 8439.

How often is flight 5Y8439 delayed?

On average, 20% of all 5Y8439 flights are delayed. The average delay is 60 minutes.

See our 5Y8439 Flight Tracker above for more details.

5Y8439 and Guam GUM to Seoul ICN Flights

Other flights departing from Guam GUM: LJ918, PR111, UA828, UA200

Other flights arriving at Seoul ICN: AI312, HH821, 7C1402, I98809

All flights connecting Guam GUM to Seoul ICN.

5Y8439 Atlas Air Flight: Guam to Seoul Route Map

5Y8439 Atlas Air Flight Map: Guam to Seoul
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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.