HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Philadelphia

$291+ Cheap flights from South Korea to Philadelphia (PHL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — PHL
Mar 4 — Mar 111
Wed 3/4
Wed 3/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from South Korea to Philadelphia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from South Korea to Philadelphia

Cheapest flights from South Korea to Philadelphia
Explore the most affordable flight options available from South Korea to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 2, 2026.

This Mytrip deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:55 pm
ICN
-
PHL
2 stops34h 31m
Air Canada
Tue 3/33:30 pm
PHL
-
ICN
2 stops35h 40m
Air Canada
Deal found 2/1$424
This Mytrip deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:55 pm
ICN
-
PHL
2 stops34h 31m
Air Canada
Thu 3/54:35 pm
PHL
-
ICN
2 stops34h 35m
Air Canada
Deal found 2/1$432
This WhyPayMore deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/37:05 pm
ICN
-
PHL
1 stop27h 43m
Air Canada
Tue 6/910:05 am
PHL
-
ICN
1 stop17h 20m
Air Canada
Deal found 1/31$437
This Mytrip deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:55 pm
ICN
-
PHL
2 stops34h 31m
Air Canada
Wed 3/43:30 pm
PHL
-
ICN
2 stops60h 55m
Air Canada
Deal found 2/1$446
This Gotogate deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:45 pm
ICN
-
PHL
2 stops34h 02m
Air Canada
Sun 11/13:30 pm
PHL
-
ICN
2 stops35h 40m
Air Canada
Deal found 1/31$470
This Mytrip deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:55 pm
ICN
-
PHL
2 stops34h 54m
Air Canada
Tue 4/143:30 pm
PHL
-
ICN
2 stops35h 35m
Air Canada
Deal found 1/31$476
This Mytrip deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:55 pm
ICN
-
PHL
2 stops35h 31m
Air Canada
Thu 3/57:25 am
PHL
-
ICN
2 stops43h 45m
Air Canada
Deal found 2/1$509
This modetour deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure modetour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:45 pm
ICN
-
PHL
2 stops34h 02m
Air Canada
Sun 11/14:30 pm
PHL
-
ICN
1 stop35h 55m
Air Canada
Deal found 1/31$510
This Mytrip deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:50 pm
GMP
-
PHL
2 stops32h 20m
ANA
Wed 3/48:02 am
PHL
-
GMP
2 stops24h 28m
ANA
Deal found 2/1$1,258
This Gotogate deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:50 pm
GMP
-
PHL
2 stops32h 20m
ANA
Tue 3/312:55 pm
PHL
-
GMP
2 stops32h 25m
ANA
Deal found 2/1$1,318
This Tourvis deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Tourvis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:40 pm
GMP
-
PHL
2 stops32h 59m
Japan Airlines
Thu 3/57:14 am
PHL
-
GMP
2 stops37h 41m
Japan Airlines
Deal found 2/1$1,381
This Tourvis deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Tourvis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/57:40 pm
GMP
-
PHL
2 stops37h 18m
Japan Airlines
Wed 2/181:38 pm
PHL
-
GMP
2 stops31h 17m
Japan Airlines
Deal found 1/31$1,389

Find flight deals from South Korea to Philadelphia

Keep the following information in mind while searching for South Korea to Philadelphia flight deals. Data was last updated February 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$424
(Mytrip)

One-way from

$291
(FlightHub)

Popular in

December

Cheapest in

February

Average price

$618
Provider with most accurate pricing for Seoul (SEL)-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Philadelphia flights.
Search Deals
From South Korea to Philadelphia
Search Deals
One-way flight from South Korea to Philadelphia
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($360 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Korea to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 2, 2026.
Use the filters below to find and compare flights from South Korea to Philadelphia that are best for you.

Fly from

South Korea

Fly to

Philadelphia

Route

Depart

Return

Price

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Tue 2/24

6:55 pm-3:26 pm

2 stops34h 31m

Philadelphia

Thu 3/5

4:35 pm-5:10 pm

2 stops34h 35m

$432

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Tue 2/24

6:55 pm-3:26 pm

2 stops34h 31m

Philadelphia

Wed 3/4

3:30 pm-6:25 pm

2 stops60h 55m

$446

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Wed 6/3

5:45 pm-9:33 pm

2 stops40h 48m

Philadelphia

Tue 6/9

10:05 am-4:25 pm

1 stop17h 20m

$449

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Tue 3/10

5:55 pm-10:44 pm

2 stops41h 49m

Philadelphia

Tue 4/14

3:30 pm-4:05 pm

2 stops59h 35m

$476

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Mon 3/9

5:55 pm-3:49 pm

2 stops34h 54m

Philadelphia

Tue 4/14

3:30 pm-4:05 pm

2 stops35h 35m

$476

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Tue 3/17

5:55 pm-10:44 pm

2 stops41h 49m

Philadelphia

Tue 3/24

3:30 pm-4:15 pm

2 stops35h 45m

$524

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Mon 3/9

9:00 pm-5:22 pm

1 stop33h 22m

Philadelphia

Tue 4/14

7:25 am-5:15 am

1 stop32h 50m

$709

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Tue 3/10

9:00 pm-5:51 am

1 stop21h 51m

Philadelphia

Tue 4/14

6:47 pm-5:15 am

1 stop21h 28m

$714

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Thu 7/16

9:00 am-9:34 pm

2 stops25h 34m

Philadelphia

Thu 7/23

3:25 pm-4:05 pm

2 stops35h 40m

$791

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Thu 7/16

7:05 pm-9:45 am

1 stop27h 40m

Philadelphia

Thu 7/23

10:05 am-4:25 pm

1 stop17h 20m

$811

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 36 results
1
2
3
4

Best time to book a flight from South Korea to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from South Korea with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from South Korea to Philadelphia

What is the cheapest month to book a flight from South Korea to Philadelphia?

Currently, December is the cheapest month in which you can book a flight from South Korea to Philadelphia (average of $285). Flying from South Korea to Philadelphia in July is currently the most expensive (average of $638). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KR to PHL?

Find hourly flight availability from South Korea to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 2, 2026.

One of the essential ways to save on airfare from South Korea to Philadelphia is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 82% on airfare.

What is the cheapest day to fly from South Korea to Philadelphia?

Use this chart to determine the cheapest time to fly round-trip from South Korea to Philadelphia. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their South Korea to Philadelphia flight should consider departing on Saturday evenings when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated February 2, 2026.
See what other customers who have flown with Delta from South Korea to Philadelphia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,130 reviews

Overall

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,130 reviews
Delta
7.9
Good
8,130 reviews

Overall

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from South Korea to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Philadelphia from South Korea?

    Philadelphia (PHL) is the airport you will fly into if you book a flight from South Korea to Philadelphia. It is only a 7.0 mi journey from Philadelphia (PHL) to Philadelphia’s city center.

  • How long is the flight from South Korea to Philadelphia?

    For as low as $1,258, Air Canada can have you in Philadelphia from South Korea in 32h 20m. The distance between South Korea and Philadelphia is about 6902 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from South Korea to Philadelphia one-way?

    $74 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Delta, with prices starting from $80 and $104, respectively.

  • What are the most popular routes from South Korea to Philadelphia?

    The most popular flight routes from South Korea to Philadelphia are Incheon Intl - Philadelphia, Seoul Gimpo Intl - Philadelphia and Daegu - Philadelphia.

  • Can I find deals for flights from South Korea to Philadelphia that include hotel bookings?

    Yes. In addition to deals on South Korea to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from South Korea to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Korea to Philadelphia.

  • Can I find deals for business class flights from South Korea to Philadelphia?

    Yes. Cheapflights offers flight deals from South Korea to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from South Korea to Philadelphia?

    Currently, December is the cheapest month in which you can book a flight from South Korea to Philadelphia (average of $285). Flying from South Korea to Philadelphia in July is currently the most expensive (average of $638). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
Reading
Ocean City
King of Prussia
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Newark

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for South Korea to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to John F Kennedy Intl flights
New Delhi to John F Kennedy Intl flights
New Delhi to Newark flights
Mumbai to John F Kennedy Intl flights
Mumbai to Newark flights
Haneda to John F Kennedy Intl flights
Narita to Newark flights
Incheon Intl to LaGuardia flights
Haneda to Newark flights
Taiwan Taoyuan Intl to John F Kennedy Intl flights
Incheon Intl to Newark flights
New Delhi to LaGuardia flights
Ahmedabad to John F Kennedy Intl flights
Hyderabad to Dulles Intl flights
Mumbai to LaGuardia flights
Singapore to John F Kennedy Intl flights
Narita to John F Kennedy Intl flights
Gimpo Intl to John F Kennedy Intl flights
Mumbai to Dulles Intl flights
Taiwan Taoyuan Intl to Newark flights
Ahmedabad to Newark flights
Manila to John F Kennedy Intl flights
Suvarnabhumi to John F Kennedy Intl flights
Hyderabad to John F Kennedy Intl flights
Hyderabad to Reagan-National flights
Lahore to John F Kennedy Intl flights
Chennai to John F Kennedy Intl flights
Ahmedabad to Dulles Intl flights
Hyderabad to Newark flights
Dhaka to John F Kennedy Intl flights
Incheon Intl to Dulles Intl flights
Hong Kong to John F Kennedy Intl flights
Haneda to LaGuardia flights
Taiwan Taoyuan Intl to LaGuardia flights
Mumbai to Reagan-National flights
Singapore to Newark flights
Tbilisi to John F Kennedy Intl flights
Manila to Newark flights
Taiwan Taoyuan Intl to Dulles Intl flights
Tbilisi to Newark flights
Hongqiao Intl to John F Kennedy Intl flights
Lahore to Newark flights
Singapore to LaGuardia flights
Haneda to Dulles Intl flights
Sung Shan to John F Kennedy Intl flights
Chennai to Newark flights
Bangalore to John F Kennedy Intl flights
Ahmedabad to LaGuardia flights
Kuala Lumpur Intl to John F Kennedy Intl flights
Narita to LaGuardia flights

Top airline flying from South Korea to Philadelphia

Discover the top airline that operate flights from South Korea to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$626Average$877FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
Cookie settings©2026 Cheapflights