There are several airlines that operate frequent flights from Philadelphia (PHL) to Seoul (ICN) including

• American Airlines with 129 flights a week
• Delta Air Lines with 57 flights a week
• United Airlines with 51 flights a week
• Finnair with 20 flights a week
• British Airways with 20 flights a week

The earliest flight leaves Philadelphia Intl. Airport at 05:05 and arrives at Incheon Intl. Airport at 04:00. The last flight of the day departs Philadelphia at 23:20 and arrives at Seoul at 23:05.

The flight distance from Philadelphia to Seoul is about 12654 km, the shortest flight is 16 hours 22 minutes with WestJet.

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