S$767 Cheap Flights from Seoul to Philadelphia

View S$767 flight on Fri, 13 Mar, 2026Opens in a new window

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

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Seoul to Philadelphia (ICN-PHL)

Prices were available within the past 7 days and start at S$767 for one-way flights and S$912 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Fri, 13 Mar - Tue, 17 Mar
ICN
Seoul
PHL
Philadelphia
S$912 Return, found 3 days ago
S$912
Return
found 3 days ago
Select Asiana Airlines flight, departing Fri, 13 Mar from Seoul to Philadelphia, returning Tue, 17 Mar, priced at S$912 found 3 days ago
Asiana Airlines
Mon, 16 Mar - Sat, 21 Mar
ICN
Seoul
PHL
Philadelphia
S$979 Return, found 3 days ago
S$979
Return
found 3 days ago
Select Asiana Airlines flight, departing Mon, 16 Mar from Seoul to Philadelphia, returning Sat, 21 Mar, priced at S$979 found 3 days ago
Asiana Airlines
Mon, 16 Mar - Sat, 21 Mar
ICN
Seoul
PHL
Philadelphia
S$1,156 Return, found 3 days ago
S$1,156
Return
found 3 days ago
Select Asiana Airlines flight, departing Mon, 16 Mar from Seoul to Philadelphia, returning Sat, 21 Mar, priced at S$1,156 found 3 days ago
Delta
Fri, 13 Mar - Tue, 17 Mar
ICN
Seoul
PHL
Philadelphia
S$1,296 Return, found 3 days ago
S$1,296
Return
found 3 days ago
Select Delta flight, departing Fri, 13 Mar from Seoul to Philadelphia, returning Tue, 17 Mar, priced at S$1,296 found 3 days ago
Air Canada
Mon, 16 Mar - Sat, 21 Mar
ICN
Seoul
PHL
Philadelphia
S$1,312 Return, found 3 days ago
S$1,312
Return
found 3 days ago
Select Air Canada flight, departing Mon, 16 Mar from Seoul to Philadelphia, returning Sat, 21 Mar, priced at S$1,312 found 3 days ago
Delta
Mon, 16 Mar - Sat, 21 Mar
ICN
Seoul
PHL
Philadelphia
S$1,314 Return, found 3 days ago
S$1,314
Return
found 3 days ago
Select Delta flight, departing Mon, 16 Mar from Seoul to Philadelphia, returning Sat, 21 Mar, priced at S$1,314 found 3 days ago
American Airlines
Fri, 13 Mar - Tue, 17 Mar
ICN
Seoul
PHL
Philadelphia
S$1,324 Return, found 3 days ago
S$1,324
Return
found 3 days ago
Select American Airlines flight, departing Fri, 13 Mar from Seoul to Philadelphia, returning Tue, 17 Mar, priced at S$1,324 found 3 days ago
American Airlines
Fri, 13 Mar - Tue, 17 Mar
ICN
Seoul
PHL
Philadelphia
S$1,331 Return, found 3 days ago
S$1,331
Return
found 3 days ago
Select American Airlines flight, departing Fri, 13 Mar from Seoul to Philadelphia, returning Tue, 17 Mar, priced at S$1,331 found 3 days ago
Delta
Mon, 16 Mar - Sat, 21 Mar
ICN
Seoul
PHL
Philadelphia
S$1,333 Return, found 3 days ago
S$1,333
Return
found 3 days ago
Select Delta flight, departing Mon, 16 Mar from Seoul to Philadelphia, returning Sat, 21 Mar, priced at S$1,333 found 3 days ago
Korean Air
Fri, 13 Mar - Tue, 17 Mar
ICN
Seoul
PHL
Philadelphia
S$1,385 Return, found 3 days ago
S$1,385
Return
found 3 days ago
Select Korean Air flight, departing Fri, 13 Mar from Seoul to Philadelphia, returning Tue, 17 Mar, priced at S$1,385 found 3 days ago

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

November is typically the cheapest month to fly

From S$638 - S$1,104 per traveller.

Frequently asked questions

How much is a flight from Seoul–Incheon Intl. Airport to PHL?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip journey from ICN to PHL was S$912. Great fares don't wait forever, 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 Seoul–Incheon Intl. Airport to PHL?
Most flights can be cancelled online, but whether or not you incur a fee varies between airlines. If you do need to cancel your trip, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Incheon Airport to PHL 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 Incheon Airport to Philadelphia Intl. Airport (PHL) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Seoul–Incheon Intl. Airport to Philadelphia Airport?
South Korea to Philadelphia is around 11,100 kilometres, so get ready to spend quite a while in the air. Make sure you pack all the essentials, from your hoodie to your headphones. Take a few snacks to nibble on throughout your flight too.
Which airlines fly direct from Seoul–Incheon Intl. Airport to Philadelphia Intl. Airport (PHL)?
If you want to fly straight from Incheon Intl. Airport (ICN) to PHL, you'll need to book a flight with one or more stops. Unfortunately, there are no airlines that fly directly on this route.
Are Incheon Intl. Airport (ICN) to PHL flight tickets cheaper when they're purchased at the last minute?
Flight prices always go up and down, so it's no sure thing. While last-minute deals between Seoul–Incheon Intl. Airport and Philadelphia Intl. Airport (PHL) are of course possible, it's also a good idea to keep an eye on prices well before you fly. In fact, some airlines release their prices up to a year ahead of the departure date. Expedia is constantly updating the best airfare bargains around, so keep checking and be ready to secure your seat when fare prices drop.

Travel information

Origin airport
Incheon Intl.
Destination airport
Philadelphia Intl.
Return price
S$912
Distance
11070 km

Book with confidence

Flights from Incheon to Philadelphia

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

The earliest flight leaves Incheon Intl. Airport at 09:20 and arrives at Philadelphia Intl. Airport at 00:15. The last flight of the day departs Seoul at 20:40 and arrives at Philadelphia at 23:52.

The flight distance from Seoul to Philadelphia is about 12640 km, the shortest flight is 16 hours 24 minutes with United Airlines."

Expedia lets you search across the largest number of airlines and Philadelphia flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Incheon Philadelphia flight!

Browse through dozens of options and rest 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 Incheon to Philadelphia trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Philadelphia flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Incheon to Philadelphia with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Flights from Incheon to Philadelphia

Explore a world of travel with Expedia

*Available to Expedia members.