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$651+ Cheap flights from Gimpo Intl (GMP) 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
GMP — PHL
ago. 18 — ago. 251
lun. 8/18
lun. 8/25
1 adult, Economy
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Cheap flight deals from Gimpo Intl to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Gimpo Intl (GMP) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated agosto 13, 2025.

Round-trip from

$1,053
(Ovago)

One-way from

$651
(Kiwi.com)

Popular in

April

Cheapest in

September

Average price

$886
From Seoul Gimpo Intl to Philadelphia
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One-way flight from Seoul Gimpo Intl to Philadelphia
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Highest demand for flights based on searches. 14% potential increase in price ($158 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Gimpo Intl to Philadelphia

Cheapest flights from Gimpo Intl to Philadelphia
Explore the most affordable flight options available from Gimpo Intl to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 13, 2025.

This Ovago deal was found by Cheapflights users on 8/13. 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.
jue. 9/117:55 amGMP - PHL
2 stops19h 52mJapan Airlines
dom. 9/289:15 pmPHL - GMP
2 stops24h 30mJapan Airlines
Deal found 8/13$1,053
This Ovago deal was found by Cheapflights users on 8/13. 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.
jue. 9/117:55 amGMP - PHL
2 stops19h 52mJapan Airlines
lun. 9/296:42 amPHL - GMP
2 stops26h 08mJapan Airlines
Deal found 8/13$1,074
This Japan Airlines deal was found by Cheapflights users on 8/11. 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.
jue. 9/117:55 amGMP - PHL
2 stops19h 52mJapan Airlines
mar. 9/169:16 amPHL - GMP
2 stops23h 34mJapan Airlines
Deal found 8/11$1,199
This Japan Airlines deal was found by Cheapflights users on 8/13. 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.
mié. 10/87:55 amGMP - PHL
2 stops19h 31mJapan Airlines
mié. 10/228:54 amPHL - GMP
2 stops23h 56mJapan Airlines
Deal found 8/13$1,239
This Gotogate deal was found by Cheapflights users on 8/12. 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.
vie. 12/57:45 amGMP - PHL
2 stops44h 22mANA
jue. 12/116:30 amPHL - GMP
2 stops38h 50mANA
Deal found 8/12$1,256
This Gotogate deal was found by Cheapflights users on 8/10. 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.
mié. 9/37:40 amGMP - PHL
2 stops29h 41mANA
mar. 9/96:30 amPHL - GMP
2 stops26h 50mANA
Deal found 8/10$1,257
This American Airlines deal was found by Cheapflights users on 8/12. 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.
vie. 9/267:55 amGMP - PHL
2 stops22h 47mMultiple Airlines
vie. 10/38:35 amPHL - GMP
2 stops24h 15mMultiple Airlines
Deal found 8/12$1,288
This Tourvis deal was found by Cheapflights users on 8/12. 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.
vie. 9/127:55 amGMP - PHL
2 stops21h 32mJapan Airlines
jue. 9/186:38 amPHL - GMP
2 stops26h 12mJapan Airlines
Deal found 8/12$1,292
This Booking.com deal was found by Cheapflights users on 8/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/87:55 pmGMP - PHL
2 stops31h 11mANA
dom. 9/146:30 amPHL - GMP
2 stops26h 50mANA
Deal found 8/10$1,299
This Mytrip deal was found by Cheapflights users on 8/12. 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.
sáb. 10/187:55 pmGMP - PHL
2 stops41h 50mANA
mar. 10/2812:22 pmPHL - GMP
2 stops33h 58mANA
Deal found 8/12$1,300
This Mytrip deal was found by Cheapflights users on 8/11. 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.
sáb. 10/187:55 pmGMP - PHL
2 stops41h 50mANA
lun. 10/276:00 amPHL - GMP
2 stops47h 35mANA
Deal found 8/11$1,301
This Mytrip deal was found by Cheapflights users on 8/11. 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.
lun. 11/1712:25 pmGMP - PHL
2 stops43h 04mANA
mié. 11/1912:40 pmPHL - GMP
2 stops39h 55mANA
Deal found 8/11$1,306

Cheapflights Fare Finder

 
Customize your flight search to find flights from Gimpo Intl 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 agosto 13, 2025.
Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to Philadelphia that are best for you.

Fly from

Gimpo Intl

Fly to

Philadelphia

Route

Depart

Return

Price

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

jue. 9/11

7:55 am-2:47 pm

2 stops19h 52m

Philadelphia

dom. 9/28

9:15 pm-10:45 am

2 stops24h 30m

$1,053

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

jue. 9/11

7:55 am-2:47 pm

2 stops19h 52m

Philadelphia

lun. 9/29

6:42 am-9:50 pm

2 stops26h 08m

$1,074

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

jue. 9/11

7:55 am-2:47 pm

2 stops19h 52m

Philadelphia

mar. 9/16

9:16 am-9:50 pm

2 stops23h 34m

$1,199

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

mié. 10/8

7:55 am-2:26 pm

2 stops19h 31m

Philadelphia

mié. 10/22

8:54 am-9:50 pm

2 stops23h 56m

$1,239

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

mié. 9/3

7:40 am-12:21 am

2 stops29h 41m

Philadelphia

mar. 9/9

6:30 am-10:20 pm

2 stops26h 50m

$1,256

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

vie. 9/26

7:55 am-5:42 pm

2 stops22h 47m

Philadelphia

vie. 10/3

8:35 am-9:50 pm

2 stops24h 15m

$1,288

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

vie. 9/12

7:55 am-4:27 pm

2 stops21h 32m

Philadelphia

jue. 9/18

6:38 am-9:50 pm

2 stops26h 12m

$1,292

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

lun. 9/8

7:55 pm-2:06 pm

2 stops31h 11m

Philadelphia

dom. 9/14

6:30 am-10:20 pm

2 stops26h 50m

$1,299

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

sáb. 10/18

7:55 pm-12:45 am

2 stops41h 50m

Philadelphia

mar. 10/28

12:22 pm-11:20 am

2 stops33h 58m

$1,300

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

sáb. 10/18

7:55 pm-12:45 am

2 stops41h 50m

Philadelphia

lun. 10/27

6:00 am-6:35 pm

2 stops47h 35m

$1,301

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 19 results
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Best time to book a flight from Gimpo Intl to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Gimpo Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Gimpo Intl 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 Seoul Gimpo Intl?

    Located just 7.0 mi from the city center, Philadelphia is the airport most travelers will use when flying to Philadelphia from Seoul Gimpo Intl. Booking flights from Seoul Gimpo Intl to Philadelphia (PHL) should be relatively easy as there are 0 daily inbound flights from Seoul Gimpo Intl from 0 different airlines.

  • Can I find deals for flights from Gimpo Intl to Philadelphia that include hotel bookings?

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

  • How can I find direct flights from Gimpo Intl to Philadelphia?

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

  • Can I find deals for business class flights from Gimpo Intl to Philadelphia?

    Yes. Cheapflights offers flight deals from Gimpo Intl 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 Seoul Gimpo Intl Airport to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Seoul Gimpo Intl Airport to Philadelphia (average of $236). Flying from Seoul Gimpo Intl Airport 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 Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Vineland
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Reading
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Ephrata
Camden
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Dover
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Willow Grove
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