$422 Cheap flights from Incheon Intl. to Philadelphia Intl. (ICN to PHL)

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Find The Best Dates To Fly from Incheon Intl. to Philadelphia Intl.

Amazing ICN to PHL Flight Deals

The cheapest flights to Philadelphia Intl. found within the past 7 days were $724 round trip and $422 one way. Prices and availability subject to change. Additional terms may apply.

Thu, Oct 10 - Tue, Dec 3
ICN
Seoul
PHL
Philadelphia
$724 Roundtrip, found 9 hours ago
$724
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Oct 10 from Seoul to Philadelphia, returning Tue, Dec 3, priced at $724 found 9 hours ago
Thu, Oct 10 - Tue, Dec 3
ICN
Seoul
PHL
Philadelphia
$772 Roundtrip, found 9 hours ago
$772
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Oct 10 from Seoul to Philadelphia, returning Tue, Dec 3, priced at $772 found 9 hours ago
Thu, Oct 10 - Tue, Dec 3
ICN
Seoul
PHL
Philadelphia
$821 Roundtrip, found 9 hours ago
$821
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Oct 10 from Seoul to Philadelphia, returning Tue, Dec 3, priced at $821 found 9 hours ago
Thu, Oct 10 - Sat, Nov 30
ICN
Seoul
PHL
Philadelphia
$827 Roundtrip, found 1 day ago
$827
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Oct 10 from Seoul to Philadelphia, returning Sat, Nov 30, priced at $827 found 1 day ago
Thu, Oct 10 - Sat, Nov 30
ICN
Seoul
PHL
Philadelphia
$828 Roundtrip, found 1 day ago
$828
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Oct 10 from Seoul to Philadelphia, returning Sat, Nov 30, priced at $828 found 1 day ago
Thu, Oct 10 - Tue, Dec 3
ICN
Seoul
PHL
Philadelphia
$840 Roundtrip, found 9 hours ago
$840
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Oct 10 from Seoul to Philadelphia, returning Tue, Dec 3, priced at $840 found 9 hours ago
Thu, Oct 10 - Tue, Dec 3
ICN
Seoul
PHL
Philadelphia
$849 Roundtrip, found 9 hours ago
$849
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Oct 10 from Seoul to Philadelphia, returning Tue, Dec 3, priced at $849 found 9 hours ago
Fri, Oct 11 - Sat, Nov 30
ICN
Seoul
PHL
Philadelphia
$876 Roundtrip, found 1 day ago
$876
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Oct 11 from Seoul to Philadelphia, returning Sat, Nov 30, priced at $876 found 1 day ago
Thu, Oct 10 - Tue, Dec 3
ICN
Seoul
PHL
Philadelphia
$889 Roundtrip, found 9 hours ago
$889
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Oct 10 from Seoul to Philadelphia, returning Tue, Dec 3, priced at $889 found 9 hours ago
Thu, Oct 10 - Tue, Dec 3
ICN
Seoul
PHL
Philadelphia
$898 Roundtrip, found 9 hours ago
$898
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Oct 10 from Seoul to Philadelphia, returning Tue, Dec 3, priced at $898 found 9 hours ago

Frequently asked questions

Can I catch a flight from ICN to Philadelphia Airport right now?
It’s always prudent to find out about any quarantine requirements and travel advice reports in place in your destination. Ensure you visit the Covid-19 Travel Advisor for up-to-date information on catching a flight to Philadelphia Intl. Airport (PHL) from Incheon Intl. Airport (ICN).
Are there direct flights from Seoul--Incheon Intl. Airport to PHL?
You won’t find a flight straight from Incheon Intl. Airport (ICN) to Philadelphia Airport, but don’t fret. Delta, Korean Air and American Airlines advertise flights with only one stopover.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to PHL, please visit our Customer Service Portal.
How long is the flight from ICN to Philadelphia Intl. Airport (PHL)?
Feel welcome to stand up and move about during your flight from Seoul–Incheon Intl. Airport to Philadelphia Intl. Airport (PHL). The average flight time is 16 hours and 59 minutes, so stretching your legs will keep you feeling comfortable during this lengthy journey.
What is the flight distance from Incheon Airport to PHL?
The flight distance from Seoul–Incheon Intl. Airport to PHL is 6,900 mi. Travel pillow? Check. Hairbrush so you look fabulous on landing? Double check. We recommend you pack all the long-haul creature comforts for this lengthy flight.
What airlines fly from Incheon Airport to PHL?
When traveling from Seoul–Incheon Intl. Airport to Philadelphia Intl. Airport (PHL), you’d best plan ahead — no direct flights are currently on offer. Booking in advance should help you get the best possible route and price.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with American Airlines, Delta or Frontier Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Incheon Intl.
Traveling To
Philadelphia Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$724

Route Info

Flight path for flights from Incheon International Airport to Philadelphia International Airport


Origin:
ICN - Incheon International Airport
Destination:
PHL - Philadelphia International Airport
Distance:
7,847.00 miles


Airlines & Aircraft Used on ICN to PHL Flight Routes


Airline Carrier
Aircraft
Korean Air
Boeing 737-800 pax

Discover our best flights from Seoul ICN to Philadelphia PHL. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Seoul ICN to Philadelphia PHL at the right price  

Airfares to Philadelphia PHL from Seoul ICN currently cost between $724 and $898. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Seoul ICN to Philadelphia PHL 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Seoul ICN to Philadelphia PHL on Travelocity starting at $422. Prices and availability subject to change. Additional terms may apply. 

 

Get to Philadelphia PHL from Seoul ICN quicker with direct flights. 

Get to Philadelphia faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to PHL from ICN to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Seoul ICN to Philadelphia PHL

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to PHL from ICN. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Seoul ICN to Philadelphia PHL today 

If you’re flexible about when you travel, October is usually the cheapest month to fly from Seoul ICN to Philadelphia PHL. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Philadelphia PHL from Seoul ICN 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to PHL from ICN have this option.  

 

Travel with confidence when you book flights to Philadelphia PHL from Seoul ICN with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.