| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 20 | ICN | SEA | 19:35 | 14:05 |
En-Route
|
Track > |
| Jul 19 | ICN | SEA | 19:42 | 13:28 |
Landed
|
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| Jul 18 | ICN | SEA | 21:26 | 15:28 |
Delayed
|
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| Jul 17 | ICN | SEA | 20:06 | 14:01 |
Landed
|
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| Jul 16 | ICN | SEA | 19:48 | 13:49 |
Landed
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| Jul 15 | ICN | SEA | 19:42 | 13:51 |
Landed
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| Jul 13 | ICN | SEA | 19:58 | 13:46 |
Landed
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| Jul 12 | ICN | SEA | 20:20 | 14:13 |
Landed
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| Jul 11 | ICN | SEA | 19:46 | 13:21 |
Landed
|
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| Jul 10 | ICN | SEA | 20:06 | 14:04 |
Landed
|
Track > |
Alaska Airlines Flight AS120 connects Seoul, South Korea to Seattle, United States, taking off from Seoul Incheon International Airport ICN and landing at Seattle Tacoma International Airport SEA.
How long is the AS120 flight from Seoul to Seattle?
The average flight time from Seoul to Seattle is 9 hours and 54 minutes. The flight distance is 8373 km / 5203 miles and the average flight speed is 841 km/h / 523 mph.
How many AS120 flights are operated per week?
6 flights per week. The flight AS120 is operated on Monday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Alaska Airlines Flight AS120 Seoul to Seattle?
The Airportia On-Time Performance Rating for Alaska Airlines Flight AS120 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AS120 flight?
The latest flight took off on Monday, July 20th, 2026 with the flight status being En-Route on 14:05.
How else can the flight AS120 be referenced as?
This Alaska Airlines flight can also be referenced as ASA120, AS0120, AS 120, ASA 120.
How often is flight AS120 delayed?
On average, 20% of all AS120 flights are delayed. The average delay is 45 minutes.
Can I get compensation for my delayed or cancelled AS120 flight or baggage issues?
If your AS120 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 AS120 Flight Tracker above for more details.
Other flights departing from Seoul ICN: KE1409, OZ116, OZ741, RF314
Other flights arriving at Seattle SEA: DL280, DL43, VS105
All flights connecting Seoul ICN to Seattle SEA.