Cheap Flights from Philadelphia (PHL) to Seoul (ICN) from HK$3,333~

View HK$3,333 flight on Wed, 4 Feb 2026Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Incheon Intl. Airport (ICN)

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Find Cheap Flights from Philadelphia (PHL) to Seoul (ICN)

Prices were available within the past 7 days and start at HK$3,333 for one-way flights and HK$6,521 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 21 Jan - Wed, 28 Jan
PHL
Philadelphia
ICN
Seoul
HK$6,521 Return, found 3 days ago
HK$6,521
Return
found 3 days ago
Select Delta flight, departing Wed, 21 Jan from Philadelphia to Seoul, returning Wed, 28 Jan, priced at HK$6,521 found 3 days ago
United
Wed, 21 Jan - Wed, 28 Jan
PHL
Philadelphia
ICN
Seoul
HK$6,521 Return, found 3 days ago
HK$6,521
Return
found 3 days ago
Select United flight, departing Wed, 21 Jan from Philadelphia to Seoul, returning Wed, 28 Jan, priced at HK$6,521 found 3 days ago
Delta
Fri, 23 Jan - Fri, 30 Jan
PHL
Philadelphia
ICN
Seoul
HK$6,523 Return, found 1 day ago
HK$6,523
Return
found 1 day ago
Select Delta flight, departing Fri, 23 Jan from Philadelphia to Seoul, returning Fri, 30 Jan, priced at HK$6,523 found 1 day ago
Air Canada
Wed, 21 Jan - Wed, 28 Jan
PHL
Philadelphia
ICN
Seoul
HK$6,704 Return, found 3 days ago
HK$6,704
Return
found 3 days ago
Select Air Canada flight, departing Wed, 21 Jan from Philadelphia to Seoul, returning Wed, 28 Jan, priced at HK$6,704 found 3 days ago
Air Canada
Wed, 21 Jan - Wed, 28 Jan
PHL
Philadelphia
ICN
Seoul
HK$6,729 Return, found 3 days ago
HK$6,729
Return
found 3 days ago
Select Air Canada flight, departing Wed, 21 Jan from Philadelphia to Seoul, returning Wed, 28 Jan, priced at HK$6,729 found 3 days ago
Air Canada
Wed, 21 Jan - Wed, 28 Jan
PHL
Philadelphia
ICN
Seoul
HK$6,827 Return, found 3 days ago
HK$6,827
Return
found 3 days ago
Select Air Canada flight, departing Wed, 21 Jan from Philadelphia to Seoul, returning Wed, 28 Jan, priced at HK$6,827 found 3 days ago
United
Fri, 23 Jan - Fri, 30 Jan
PHL
Philadelphia
ICN
Seoul
HK$6,847 Return, found 1 day ago
HK$6,847
Return
found 1 day ago
Select United flight, departing Fri, 23 Jan from Philadelphia to Seoul, returning Fri, 30 Jan, priced at HK$6,847 found 1 day ago
Delta
Fri, 23 Jan - Fri, 30 Jan
PHL
Philadelphia
ICN
Seoul
HK$6,878 Return, found 1 day ago
HK$6,878
Return
found 1 day ago
Select Delta flight, departing Fri, 23 Jan from Philadelphia to Seoul, returning Fri, 30 Jan, priced at HK$6,878 found 1 day ago
American Airlines
Fri, 23 Jan - Fri, 30 Jan
PHL
Philadelphia
ICN
Seoul
HK$6,891 Return, found 1 day ago
HK$6,891
Return
found 1 day ago
Select American Airlines flight, departing Fri, 23 Jan from Philadelphia to Seoul, returning Fri, 30 Jan, priced at HK$6,891 found 1 day ago
American Airlines
Fri, 23 Jan - Fri, 30 Jan
PHL
Philadelphia
ICN
Seoul
HK$6,922 Return, found 1 day ago
HK$6,922
Return
found 1 day ago
Select American Airlines flight, departing Fri, 23 Jan from Philadelphia to Seoul, returning Fri, 30 Jan, priced at HK$6,922 found 1 day ago

Find the cheapest month to fly from Philadelphia (PHL) to Seoul (ICN)

September is typically the cheapest month to fly

From HK$6,083 - HK$9,979 per traveller.
Philadelphia to Seoul route information
Origin airport
Philadelphia Intl.
Destination airport
Incheon Intl.
Airlines serving
Air Canada, Delta, United
Return price
HK$6,521
Distance
11070 km

Flights from Philadelphia to Incheon

Book cheap flights from Philadelphia (PHL) to Incheon (ICN) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Philadelphia (PHL) to Incheon (ICN) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Philadelphia (PHL) to Incheon (ICN) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Incheon flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Incheon and things to do in Incheon for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Incheon more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Incheon is HK$3,333 now!

 

Frequently asked questions

How much is a flight from Philadelphia Airport to Incheon Intl. Airport (ICN)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip journey from Philadelphia Intl. Airport (PHL) to Incheon Airport was HK$6,521. Cheap fares don't last long, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Philadelphia Airport to Seoul–Incheon Intl. Airport?
This differs from airline to airline, as each one has its own set of terms and conditions. Head to the Customer Service Portal, where there are instructions on how to cancel your flight online.
How do I find cheap flights from PHL to Seoul–Incheon Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Philadelphia Airport to Seoul–Incheon Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Philadelphia Intl. Airport (PHL) to Incheon Intl. Airport (ICN)?
Philadelphia to South Korea is around 11,100 kilometers, so get ready to spend quite a while in the air. Make sure you pack all the essentials, from your eye mask to your earphones. Take a couple of snacks to nibble on throughout your trip too.
Which airlines fly direct from Philadelphia Airport to Incheon Airport?
Direct flights aren't available, so you'll have to make at least one stop between Philadelphia Airport and ICN. Use the layover time to stretch your legs and enjoy some personal space.
Are PHL to Incheon Intl. Airport (ICN) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Philadelphia Airport to Incheon Airport at the last minute could be your ticket to an awesome deal. However, it could end up costing you a whole lot more! If you'd prefer not to take the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated all the time on Expedia.

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