| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 05 | ICN | NRT | 11:20 | 13:50 |
Scheduled
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Track > |
| Sep 04 | ICN | NRT | 11:36 | 13:28 |
Landed
|
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| Sep 03 | ICN | NRT | 11:27 | 13:17 |
Landed
|
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| Sep 02 | ICN | NRT | 11:33 | 13:27 |
Landed
|
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| Sep 01 | ICN | NRT | 11:55 | 13:53 |
Landed
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| Aug 31 | ICN | NRT | 11:37 | 13:36 |
Landed
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| Aug 30 | ICN | NRT | 11:37 | 13:35 |
Landed
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| Aug 29 | ICN | NRT | 11:32 | 13:31 |
Landed
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| Aug 28 | ICN | NRT | 11:54 | 13:51 |
Landed
|
Track > |
| Aug 26 | ICN | NRT | 11:37 | 13:36 |
Landed
|
Track > |
Thai Smile Flight WE503 connects Seoul, South Korea to Tokyo, Japan, taking off from Seoul Incheon International Airport ICN and landing at Tokyo Narita International Airport NRT.
How long is the WE503 flight from Seoul to Tokyo?
The average flight time from Seoul to Tokyo is 1 hour and 56 minutes. The flight distance is 1257 km / 781 miles and the average flight speed is 635 km/h / 394 mph.
How many WE503 flights are operated per week?
7 flights per week. The flight WE503 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Thai Smile Flight WE503 Seoul to Tokyo?
The Airportia On-Time Performance Rating for Thai Smile Flight WE503 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WE503 arriving at?
Flight WE503 arrives at Tokyo Narita International Airport (NRT) Terminal 2.
When was the latest WE503 flight?
The latest flight took off on Saturday, September 5th, 2026 with the flight status being Scheduled on 13:50.
How else can the flight WE503 be referenced as?
This Thai Smile flight can also be referenced as THD503, WE0503, WE 503, THD 503.
How often is flight WE503 delayed?
On average, 20% of all WE503 flights are delayed. The average delay is 2 minutes.
See our WE503 Flight Tracker above for more details.
Other flights departing from Seoul ICN: KE317, KE901, CZ686, UA806
Other flights arriving at Tokyo NRT: CX526, MF815, MF809, GK128
All flights connecting Seoul ICN to Tokyo NRT.