| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 02 | ONT | SEA | 06:02 | 08:45 |
Scheduled
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| Sep 01 | ONT | SEA | 06:17 | 08:23 |
Landed
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| Aug 31 | ONT | SEA | 06:41 | 08:54 |
Landed
|
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| Aug 30 | ONT | SEA | 06:05 | 08:23 |
Landed
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| Aug 29 | ONT | SEA | 06:06 | 08:15 |
Landed
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| Aug 28 | ONT | SEA | 06:04 | 08:14 |
Landed
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| Aug 27 | ONT | SEA | 06:08 | 08:15 |
Landed
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| Aug 26 | ONT | SEA | 05:55 | 08:01 |
Landed
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| Aug 25 | ONT | SEA | 06:07 | 08:12 |
Landed
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| Aug 24 | ONT | SEA | 06:15 | 08:18 |
Landed
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Japan Airlines Flight JL6388 connects Ontario, United States to Seattle, United States, taking off from Ontario International Airport ONT and landing at Seattle Tacoma International Airport SEA.
How long is the JL6388 flight from Ontario to Seattle?
The average flight time from Ontario to Seattle is 2 hours and 8 minutes. The flight distance is 1540 km / 957 miles and the average flight speed is 704 km/h / 438 mph.
How many JL6388 flights are operated per week?
7 flights per week. The flight JL6388 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Japan Airlines Flight JL6388 Ontario to Seattle?
The Airportia On-Time Performance Rating for Japan Airlines Flight JL6388 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest JL6388 flight?
The latest flight took off on Wednesday, September 2nd, 2026 with the flight status being Scheduled on 08:45.
How else can the flight JL6388 be referenced as?
This Japan Airlines flight can also be referenced as JAL6388, JL 6388, JAL 6388.
How often is flight JL6388 delayed?
On average, 10% of all JL6388 flights are delayed. The average delay is 9 minutes.
Can I get compensation for my delayed or cancelled JL6388 flight or baggage issues?
If your JL6388 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 JL6388 Flight Tracker above for more details.
Other flights departing from Ontario ONT: AS607, UA2363, WN1447, AA1194
Other flights arriving at Seattle SEA: DL804, AS607, DL2844, WN3628
All flights connecting Ontario ONT to Seattle SEA.