฿19,750 Cheap Flights from Philadelphia (PHL) to Seoul (ICN)

View ฿19,750 flight on Wed, 10 Dec 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at ฿19,750 for one-way flights and ฿33,485 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, 10 Dec - Mon, 15 Dec
PHL
Philadelphia
ICN
Seoul
฿33,485 Return, found 2 days ago
฿33,485
Return
found 2 days ago
Select United flight, departing Wed, 10 Dec from Philadelphia to Seoul, returning Mon, 15 Dec, priced at ฿33,485 found 2 days ago
United
Wed, 10 Dec - Mon, 15 Dec
PHL
Philadelphia
ICN
Seoul
฿35,675 Return, found 2 days ago
฿35,675
Return
found 2 days ago
Select United flight, departing Wed, 10 Dec from Philadelphia to Seoul, returning Mon, 15 Dec, priced at ฿35,675 found 2 days ago
United
Wed, 10 Dec - Mon, 15 Dec
PHL
Philadelphia
ICN
Seoul
฿37,130 Return, found 2 days ago
฿37,130
Return
found 2 days ago
Select United flight, departing Wed, 10 Dec from Philadelphia to Seoul, returning Mon, 15 Dec, priced at ฿37,130 found 2 days ago
United
Wed, 10 Dec - Mon, 15 Dec
PHL
Philadelphia
ICN
Seoul
฿37,435 Return, found 2 days ago
฿37,435
Return
found 2 days ago
Select United flight, departing Wed, 10 Dec from Philadelphia to Seoul, returning Mon, 15 Dec, priced at ฿37,435 found 2 days ago
United
Wed, 10 Dec - Mon, 15 Dec
PHL
Philadelphia
ICN
Seoul
฿38,890 Return, found 2 days ago
฿38,890
Return
found 2 days ago
Select United flight, departing Wed, 10 Dec from Philadelphia to Seoul, returning Mon, 15 Dec, priced at ฿38,890 found 2 days ago
United
Wed, 10 Dec - Mon, 15 Dec
PHL
Philadelphia
ICN
Seoul
฿39,885 Return, found 2 days ago
฿39,885
Return
found 2 days ago
Select United flight, departing Wed, 10 Dec from Philadelphia to Seoul, returning Mon, 15 Dec, priced at ฿39,885 found 2 days ago
American Airlines
Wed, 10 Dec - Mon, 15 Dec
PHL
Philadelphia
ICN
Seoul
฿40,825 Return, found 2 days ago
฿40,825
Return
found 2 days ago
Select American Airlines flight, departing Wed, 10 Dec from Philadelphia to Seoul, returning Mon, 15 Dec, priced at ฿40,825 found 2 days ago
Delta
Wed, 10 Dec - Mon, 15 Dec
PHL
Philadelphia
ICN
Seoul
฿41,830 Return, found 2 days ago
฿41,830
Return
found 2 days ago
Select Delta flight, departing Wed, 10 Dec from Philadelphia to Seoul, returning Mon, 15 Dec, priced at ฿41,830 found 2 days ago
Air Canada
Wed, 10 Dec - Mon, 15 Dec
PHL
Philadelphia
ICN
Seoul
฿43,610 Return, found 2 days ago
฿43,610
Return
found 2 days ago
Select Air Canada flight, departing Wed, 10 Dec from Philadelphia to Seoul, returning Mon, 15 Dec, priced at ฿43,610 found 2 days ago
Korean Air
Wed, 10 Dec - Mon, 15 Dec
PHL
Philadelphia
ICN
Seoul
฿43,655 Return, found 2 days ago
฿43,655
Return
found 2 days ago
Select Korean Air flight, departing Wed, 10 Dec from Philadelphia to Seoul, returning Mon, 15 Dec, priced at ฿43,655 found 2 days ago

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

September is typically the cheapest month to fly

From ฿24,806 - ฿48,015 per traveller.
Flight from Philadelphia to Seoul route information
Origin airport
Philadelphia Intl.
Destination airport
Incheon Intl.
Return price
฿33,485
Distance
11070 km

Perfect flights from Philadelphia to Seoul

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Philadelphia to Seoul. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Philadelphia Intl. to Incheon Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿19,750 and roundtrip prices from ฿33,485. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Incheon Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Seoul.

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 ฿33,485. 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 kilometres, 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.

Explore a world of travel with Expedia

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