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How can I choose flight times from Los Angeles to Seoul to reduce jet lag?

Short answer

For LAX–Seoul, choose the flight whose Korean arrival time best fits a realistic sleep and daylight plan, rather than assuming one departure time prevents jet lag. Your usual sleep hours and ability to sleep onboard matter as much as the schedule.

What to do
  1. Compare each arrival time with hotel access and how long you would need to stay awake until local bedtime.
  2. Shift meals and rest toward Korean time during the flight and avoid starting the trip sleep-deprived.
  3. After arrival, use appropriately timed daylight and keep any daytime nap short so it does not replace the night’s sleep.
Check before relying on this
  • Los Angeles daylight saving changes the time difference; use actual travel dates.
  • Medication and melatonin timing require individual advice; taking them at the wrong time can worsen adjustment.
More details and examples Expand

More detail

A later arrival can make an early hotel night easier; a morning arrival gives more local daylight but demands a longer waking day. These are planning trade-offs, not a proven universal optimum.

Sources and provider examples

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