Skip to main content
Beginning of main content

Cheap Flights from Philadelphia to Seoul $611.46

Search over 321,000 hotels worldwide and 400 airlines worldwide.
Secure incredible value with Expedia’s Price Guarantee
No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheapest Flights from Philadelphia to Seoul (PHL to ICN)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Philadelphia to Seoul (PHL to ICN)

Question : What day in the next four weeks has the best fares?
Answer : January 31st offers bookings (as of January 16th) that are 82% below the average price for this route. Saving on flight costs means you'll have more money in hand for the trip.

Question : How many days should you spend in Seoul if you're flying in from Philadelphia?
Answer : Of course you're not most people, but if you were, you'd stay roughly 15 days.

Question : Is price more important than specific travel days for you?
Answer : For the month of February, the cheapest day to fly is Friday. Being flexible with your travel days garners you even more savings during your booking.

Question : How often is the price changing when booking a trip from Philadelphia International Airport (PHL) to Incheon International Airport (ICN)?
Answer : Prices for PHL to ICN do fluctuate a lot more than most routes. Prices tend to be lower the further out you book.