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$484+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — PHL
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
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Cheap 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 June 30, 2025.

Round-trip from

$718
(Delta)

One-way from

$484
(United Airlines)

Popular in

August

Cheapest in

October

Average price

$1,023
From South Korea to Philadelphia
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One-way flight from South Korea to Philadelphia
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Highest demand for flights based on searches. 26% potential increase in price ($410 potential increase over avg. RT price).
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Cheapest flight prices on average. 15% potential price decrease ($153 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 June 30, 2025.

This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/86:40 pmICN - PHL
2 stops27h 05mDelta
Tue 7/156:00 amPHL - ICN
1 stop22h 20mDelta
Deal found 6/30$718
This Air Canada deal was found by Cheapflights users on 6/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:55 pmICN - PHL
2 stops34h 54mAir Canada
Mon 11/173:30 pmPHL - ICN
2 stops35h 40mAir Canada
Deal found 6/29$726
This United Airlines deal was found by Cheapflights users on 6/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/104:50 pmICN - PHL
2 stops20h 30mUnited Airlines
Tue 9/3010:32 amPHL - ICN
2 stops28h 48mUnited Airlines
Deal found 6/29$738
This Gotogate deal was found by Cheapflights users on 6/30. 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 9/308:30 amICN - PHL
2 stops26h 08mMultiple Airlines
Wed 10/153:25 pmPHL - ICN
2 stops35h 40mMultiple Airlines
Deal found 6/30$802
This Korean Air deal was found by Cheapflights users on 6/29. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/146:50 pmICN - PHL
1 stop19h 09mKorean Air
Wed 7/165:30 amPHL - ICN
1 stop19h 40mKorean Air
Deal found 6/29$811
This Gotogate deal was found by Cheapflights users on 6/29. 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.
Wed 9/1012:40 pmGMP - PHL
2 stops22h 49mMultiple Airlines
Wed 9/2410:35 amPHL - GMP
2 stops22h 45mMultiple Airlines
Deal found 6/29$849
This Mytrip deal was found by Cheapflights users on 6/29. 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 9/177:55 pmGMP - PHL
2 stops31h 22mANA
Tue 12/161:00 pmPHL - GMP
2 stops32h 20mANA
Deal found 6/29$1,269
This Japan Airlines deal was found by Cheapflights users on 6/29. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/107:55 amGMP - PHL
2 stops19h 52mJapan Airlines
Tue 9/308:55 amPHL - GMP
2 stops23h 55mJapan Airlines
Deal found 6/29$1,363

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 June 30, 2025.
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

Fri 7/11

7:40 pm-5:50 am

1 stop23h 10m

Philadelphia

Sat 7/26

6:59 pm-5:20 pm

1 stop33h 21m

$718

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Wed 11/12

6:55 pm-3:49 pm

2 stops34h 54m

Philadelphia

Mon 11/17

3:30 pm-5:10 pm

2 stops35h 40m

$726

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Wed 9/10

4:50 pm-12:20 am

2 stops20h 30m

Philadelphia

Tue 9/30

10:32 am-4:20 am

2 stops28h 48m

$738

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Tue 9/30

8:30 am-9:38 pm

2 stops26h 08m

Philadelphia

Wed 10/15

3:25 pm-4:05 pm

2 stops35h 40m

$802

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Mon 7/14

6:50 pm-12:59 am

1 stop19h 09m

Philadelphia

Wed 7/16

5:30 am-2:10 pm

1 stop19h 40m

$811

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

Wed 9/10

12:40 pm-10:29 pm

2 stops22h 49m

Philadelphia

Wed 9/24

10:35 am-10:20 pm

2 stops22h 45m

$849

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Sat 10/11

8:35 pm-5:40 am

1 stop22h 05m

Philadelphia

Fri 10/17

7:00 am-6:35 pm

1 stop22h 35m

$887

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

Wed 9/17

7:55 pm-2:17 pm

2 stops31h 22m

Philadelphia

Tue 12/16

1:00 pm-11:20 am

2 stops32h 20m

$1,269

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

Wed 9/10

7:55 am-2:47 pm

2 stops19h 52m

Philadelphia

Tue 9/30

8:55 am-9:50 pm

2 stops23h 55m

$1,363

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Wed 8/20

11:30 am-5:21 am

1 stop30h 51m

$484

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Showing 1-10 of 18 results
1
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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, August is the cheapest month in which you can book a flight from South Korea to Philadelphia (average of $236). Flying from South Korea to Philadelphia in March is currently the most expensive (average of $295). 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 June 30, 2025.

When flying from South Korea to Philadelphia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 June 30, 2025.
See what other customers who have flown with Korean Air, ANA, and Japan Airlines 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.
Korean Air
8.4
Very good
1,101 reviews

Food

8.1

Crew

8.7

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,101 reviews
Korean Air
8.4
Very good
1,101 reviews

Food

8.1

Crew

8.7

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
ANA
8.4
Very good
889 reviews
Korean Air
8.4
Very good
1,101 reviews

Food

8.1

Crew

8.7

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Japan Airlines
8.3
Very good
1,504 reviews
Korean Air
8.4
Very good
1,101 reviews

Food

8.1

Crew

8.7

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Delta
8.0
Very good
7,973 reviews
Korean Air
8.4
Very good
1,101 reviews

Food

8.1

Crew

8.7

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Hawaiian Airlines
7.8
Good
2,529 reviews
Korean Air
8.4
Very good
1,101 reviews

Food

8.1

Crew

8.7

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

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.

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

    $484 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Air Canada and Delta, with prices starting from $518 and $530, 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 Jeju City - 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, August is the cheapest month in which you can book a flight from South Korea to Philadelphia (average of $236). Flying from South Korea to Philadelphia in March is currently the most expensive (average of $295). 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 South Korea?

Book flights to South Korea if you plan to visit one of these locations
Vineland
Wildwood
King of Prussia
Cherry Hill
Pottstown
Ocean City
Chester
Essington
Exton
Reading
Newark
Millville
Ephrata
Camden
Dover
Elkton
Willow Grove
Glen Mills
Springfield
Phoenixville

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Alternative routes for South Korea to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from South Korea to Philadelphia

Discover the top 5 airlines 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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$552Average$807FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$659Average$728FlexibilityNo cancel feeOn-time69%
DeltaCheapest$749Average$911FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$782Average$1,086FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$811Average$975FlexibilityNo cancel feeOn-time67%

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