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$478+ Cheap flights from Philadelphia (PHL) to South Korea

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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — ICN
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Philadelphia to South Korea

Keep the following information in mind while searching for Philadelphia to South Korea flight deals. Data was last updated April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$936
(Kiwi.com)

One-way from

$478
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$1,123
Provider with most accurate pricing for Philadelphia-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Seoul (SEL) flights.
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From Philadelphia to South Korea
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One-way flight from Philadelphia to South Korea
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Highest demand for flights based on searches. 3% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Philadelphia to South Korea

Cheapest flights from Philadelphia to South Korea
Explore the most affordable flight options available from Philadelphia to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/127:45 amPHL - ICN
1 stop43h 00mMultiple Airlines
Mon 5/196:20 pmICN - PHL
2 stops40h 51mMultiple Airlines
Deal found 4/17$936
This Gotogate deal was found by Cheapflights users on 4/16. 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.
Thu 9/253:20 pmPHL - ICN
2 stops35h 45mAir Canada
Thu 10/165:45 pmICN - PHL
2 stops29h 05mAir Canada
Deal found 4/16$1,098
This Gurufare deal was found by Cheapflights users on 4/16. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/295:30 amPHL - ICN
2 stops24h 15mWestJet
Thu 6/128:45 pmICN - PHL
2 stops39h 25mWestJet
Deal found 4/16$1,158
This Hawaiian Airlines deal was found by Cheapflights users on 4/17. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:25 amPHL - ICN
1 stop22h 10mHawaiian Airlines
Mon 10/278:35 pmICN - PHL
1 stop22h 26mHawaiian Airlines
Deal found 4/17$1,198
This Delta deal was found by Cheapflights users on 4/17. 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.
Wed 10/156:15 amPHL - ICN
1 stop22h 05mDelta
Wed 10/295:50 pmICN - PHL
1 stop19h 33mDelta
Deal found 4/17$1,207
This Alaska Airlines deal was found by Cheapflights users on 4/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/267:25 amPHL - ICN
1 stop22h 10mAlaska Airlines
Sun 11/98:35 pmICN - PHL
1 stop23h 26mAlaska Airlines
Deal found 4/16$1,234
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Tue 7/810:10 amPHL - ICN
2 stops29h 10mUnited Airlines
Mon 7/1411:30 amICN - PHL
3 stops26h 00mUnited Airlines
Deal found 4/17$1,247
This Gurufare deal was found by Cheapflights users on 4/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/17:25 pmPHL - ICN
1 stop29h 45mKorean Air
Thu 5/154:25 pmICN - PHL
1 stop21h 32mKorean Air
Deal found 4/17$1,314
This American Airlines deal was found by Cheapflights users on 4/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/95:00 amPHL - ICN
1 stop21h 30mAmerican Airlines
Fri 10/245:25 pmICN - PHL
1 stop18h 44mAmerican Airlines
Deal found 4/17$1,327
This Ovago deal was found by Cheapflights users on 4/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/58:42 amPHL - GMP
2 stops24h 08mJapan Airlines
Mon 2/212:05 pmGMP - PHL
2 stops23h 05mJapan Airlines
Deal found 4/17$1,367
This Japan Airlines deal was found by Cheapflights users on 4/16. 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.
Mon 11/106:30 amPHL - GMP
2 stops21h 50mMultiple Airlines
Wed 11/1912:05 pmGMP - PHL
2 stops21h 22mMultiple Airlines
Deal found 4/16$1,374
This Etihad Airways deal was found by Cheapflights users on 4/16. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2510:20 amPHL - ICN
2 stops35h 25mEtihad Airways
Wed 10/81:35 amICN - PHL
2 stops33h 47mEtihad Airways
Deal found 4/16$1,379

Cheapflights Fare Finder

Customize your flight search to find flights from Philadelphia to South Korea 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 April 17, 2025.
Use the filters below to find and compare flights from Philadelphia to South Korea that are best for you.

Fly from

Philadelphia

Fly to

South Korea

Route

Depart

Return

Price

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Mon 5/12

7:45 am-3:45 pm

1 stop43h 00m

Incheon Intl

Mon 5/19

6:20 pm-10:11 pm

2 stops40h 51m

$936

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Thu 9/25

3:20 pm-4:05 pm

2 stops35h 45m

Incheon Intl

Thu 10/16

5:45 pm-9:50 am

2 stops29h 05m

$1,098

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Thu 5/29

5:30 am-6:45 pm

2 stops24h 15m

Incheon Intl

Thu 6/12

8:45 pm-11:10 pm

2 stops39h 25m

$1,158

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Wed 10/1

6:15 pm-4:00 am

1 stop20h 45m

Incheon Intl

Tue 11/4

5:50 pm-10:57 pm

1 stop19h 07m

$1,207

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sat 9/13

6:58 pm-6:35 pm

1 stop34h 37m

Incheon Intl

Sun 9/21

8:35 pm-5:45 am

1 stop22h 10m

$1,246

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Tue 7/8

10:10 am-4:20 am

2 stops29h 10m

Incheon Intl

Mon 7/14

11:30 am-12:30 am

3 stops26h 00m

$1,247

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Thu 5/1

7:25 pm-2:10 pm

1 stop29h 45m

Incheon Intl

Thu 5/15

4:25 pm-12:57 am

1 stop21h 32m

$1,314

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Thu 10/9

5:00 am-3:30 pm

1 stop21h 30m

Incheon Intl

Fri 10/24

5:25 pm-11:09 pm

1 stop18h 44m

$1,327

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Thu 9/25

10:20 am-10:45 am

2 stops35h 25m

Incheon Intl

Wed 10/8

1:35 am-10:22 pm

2 stops33h 47m

$1,379

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Sat 4/26

6:15 am-10:20 pm

2 stops27h 05m

Seoul Gimpo Intl

Fri 5/2

7:55 pm-2:26 pm

2 stops31h 31m

$1,704

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 30 results
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Best time to book a flight from Philadelphia to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea from Philadelphia 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 Philadelphia to South Korea

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

Currently, February is the cheapest month in which you can book a flight from Philadelphia to South Korea (average of $1,001). Flying from Philadelphia to South Korea in June is currently the most expensive (average of $1,650). 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 PHL to KR?

Find hourly flight availability from Philadelphia to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to South Korea as you normally would.

Rainfall in South Korea by month

Plan your trip to South Korea by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Korea ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit South Korea when rainfall is around 0.8 in.

Temperature in South Korea by month

Plan your trip to South Korea by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Korea, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. 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 South Korea. Reviews last updated April 17, 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air and Japan Airlines from Philadelphia to South Korea to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,177 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very good
1,064 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Japan Airlines
8.3
Very good
1,443 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
ANA
8.3
Very good
845 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
China Airlines
8.2
Very good
729 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to South Korea. 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 from for flights from Philadelphia to South Korea?

    Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Philadelphia to South Korea.

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

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $521. However, be on the lookout for offers from Korean Air and Delta, as they are both options that can get you from Philadelphia to South Korea for a low price.

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

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Philadelphia to South Korea 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 Philadelphia to South Korea?

    Currently, February is the cheapest month in which you can book a flight from Philadelphia to South Korea (average of $1,001). Flying from Philadelphia to South Korea in June is currently the most expensive (average of $1,650). 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

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Alternative routes for Philadelphia to South Korea

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

Discover the top 5 airlines that operate flights from Philadelphia to South Korea. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$796Average$1,099FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$872Average$1,291FlexibilityNo cancel feeOn-time69%
DeltaCheapest$877Average$1,326FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$903Average$1,279FlexibilityNo cancel feeOn-time71%
Korean AirCheapest$1,076Average$1,815FlexibilityNo cancel feeOn-time81%

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