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Cheap flights from Philadelphia to Seoul from $584

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Seoul departing on 3/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:02 am - 9:15 pm
PHL
-
GMP
23h 13m
2 stops
Multiple Airlines Logo
12:05 pm - 9:10 pm
GMP
-
PHL
22h 05m
2 stops
$1,266Multiple Airlines
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
8:35 am - 10:05 pm
PHL
-
GMP
24h 30m
2 stops
Multiple Airlines Logo
8:00 am - 8:44 pm
GMP
-
PHL
25h 44m
2 stops
$1,275Multiple Airlines
Mon, Mar 16 - Wed, Mar 18
Multiple Airlines Logo
9:02 am - 9:15 pm
PHL
-
GMP
23h 13m
2 stops
Multiple Airlines Logo
12:05 pm - 9:10 pm
GMP
-
PHL
22h 05m
2 stops
$1,276Multiple Airlines
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
11:00 am - 9:15 pm
PHL
-
GMP
21h 15m
2 stops
Multiple Airlines Logo
12:05 pm - 9:10 pm
GMP
-
PHL
22h 05m
2 stops
$1,295Multiple Airlines
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
10:00 am - 9:15 pm
PHL
-
GMP
22h 15m
2 stops
Multiple Airlines Logo
12:05 pm - 9:10 pm
GMP
-
PHL
22h 05m
2 stops
$1,299Multiple Airlines
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
4:20 pm - 10:20 pm
PHL
-
GMP
41h 00m
2 stops
Multiple Airlines Logo
8:10 am - 9:45 am
GMP
-
PHL
38h 35m
2 stops
$1,308Multiple Airlines
Tue, Aug 4 - Wed, Aug 12
Multiple Airlines Logo
10:40 am - 9:15 pm
PHL
-
GMP
21h 35m
2 stops
Multiple Airlines Logo
12:05 pm - 9:00 pm
GMP
-
PHL
21h 55m
2 stops
$1,440Multiple Airlines
Sun, Apr 12 - Sat, Apr 18
Japan Airlines Logo
7:14 am - 9:15 pm
PHL
-
GMP
25h 01m
2 stops
Japan Airlines Logo
7:15 pm - 2:48 pm
GMP
-
PHL
32h 33m
2 stops
$1,486Japan Airlines
Sun, Apr 5 - Sun, May 10
Japan Airlines Logo
7:14 am - 9:15 pm
PHL
-
GMP
25h 01m
2 stops
Japan Airlines Logo
12:05 pm - 7:30 am
GMP
-
PHL
32h 25m
2 stops
$1,513Japan Airlines
Sun, Apr 5 - Mon, Apr 13
Japan Airlines Logo
9:02 am - 9:15 pm
PHL
-
GMP
23h 13m
2 stops
Japan Airlines Logo
7:15 pm - 2:48 pm
GMP
-
PHL
32h 33m
2 stops
$1,546Japan Airlines
Sun, Apr 19 - Tue, May 19

Japan Airlines flights from Philadelphia to Seoul Gimpo Intl Airport

Our best Japan Airlines deals on Philadelphia to Seoul Gimpo Intl Airport flight tickets
Japan Airlines
Apr 5
PHL7:14 amPhiladelphia
25h 01m
2 stops
GMP9:15 pmSeoul Gimpo Intl
May 10
GMP7:15 pmSeoul Gimpo Intl
32h 33m
2 stops
PHL2:48 pmPhiladelphia
$1,486
Japan Airlines
Apr 5
PHL7:14 amPhiladelphia
25h 01m
2 stops
GMP9:15 pmSeoul Gimpo Intl
Apr 13
GMP12:05 pmSeoul Gimpo Intl
32h 25m
2 stops
PHL7:30 amPhiladelphia
$1,513
Japan Airlines
Apr 19
PHL9:02 amPhiladelphia
23h 13m
2 stops
GMP9:15 pmSeoul Gimpo Intl
May 19
GMP7:15 pmSeoul Gimpo Intl
32h 33m
2 stops
PHL2:48 pmPhiladelphia
$1,546

Air China flights from Philadelphia to Seoul Gimpo Intl Airport

Our best Air China deals on Philadelphia to Seoul Gimpo Intl Airport flight tickets
Air China
Mar 13
PHL10:35 amPhiladelphia
37h 30m
2 stops
GMP1:05 pmSeoul Gimpo Intl
Mar 17
GMP2:25 pmSeoul Gimpo Intl
44h 06m
2 stops
PHL9:31 pmPhiladelphia
$1,962
Air China
Mar 13
PHL10:35 amPhiladelphia
37h 30m
2 stops
GMP1:05 pmSeoul Gimpo Intl
Mar 18
GMP8:40 amSeoul Gimpo Intl
25h 51m
2 stops
PHL9:31 pmPhiladelphia
$2,097
Air China
Apr 15
PHL6:12 amPhiladelphia
41h 53m
2 stops
GMP1:05 pmSeoul Gimpo Intl
May 5
GMP2:25 pmSeoul Gimpo Intl
44h 04m
2 stops
PHL9:29 pmPhiladelphia
$2,120

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Seoul Gimpo Intl Airport 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, momondo users made 832,500 searches. Data last updated March 2, 2026.
Use the filters below to find and compare flights from Philadelphia to Seoul Gimpo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Wed 4/15

9:02 am-9:15 pm

2 stops23h 13m

Seoul Gimpo Intl

Wed 4/22

12:05 pm-9:10 pm

2 stops22h 05m

$1,266

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Mon 3/16

8:35 am-10:05 pm

2 stops24h 30m

Seoul Gimpo Intl

Wed 3/18

8:00 am-8:44 pm

2 stops25h 44m

$1,275

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Wed 4/15

9:02 am-9:15 pm

2 stops23h 13m

Seoul Gimpo Intl

Wed 4/22

12:05 pm-9:10 pm

2 stops22h 05m

$1,276

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Wed 4/15

11:00 am-9:15 pm

2 stops21h 15m

Seoul Gimpo Intl

Wed 4/22

12:05 pm-9:10 pm

2 stops22h 05m

$1,295

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Wed 4/15

10:00 am-9:15 pm

2 stops22h 15m

Seoul Gimpo Intl

Wed 4/22

12:05 pm-9:10 pm

2 stops22h 05m

$1,299

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Tue 8/4

4:20 pm-10:20 pm

2 stops41h 00m

Seoul Gimpo Intl

Wed 8/12

8:10 am-9:45 am

2 stops38h 35m

$1,308

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Sun 4/12

10:40 am-9:15 pm

2 stops21h 35m

Seoul Gimpo Intl

Sat 4/18

12:05 pm-9:00 pm

2 stops21h 55m

$1,440

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Sun 4/5

7:14 am-9:15 pm

2 stops25h 01m

Seoul Gimpo Intl

Sun 5/10

7:15 pm-2:48 pm

2 stops32h 33m

$1,486

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Sun 4/5

7:14 am-9:15 pm

2 stops25h 01m

Seoul Gimpo Intl

Mon 4/13

12:05 pm-7:30 am

2 stops32h 25m

$1,513

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Sun 4/19

9:02 am-9:15 pm

2 stops23h 13m

Seoul Gimpo Intl

Tue 5/19

7:15 pm-2:48 pm

2 stops32h 33m

$1,546

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

How to get the cheapest flight ticket from Philadelphia to Seoul Gimpo Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Philadelphia to Seoul Gimpo Intl?

Japan Airlines is the most popular carrier operating from Philadelphia to Seoul Gimpo Intl

When to book flights from Philadelphia to Seoul Gimpo Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Seoul Gimpo Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Seoul Gimpo Intl Airport (PHL to GMP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Seoul Gimpo Intl Airport

Fastest flight time

21h 35m

Direct flights

None
The fastest flight from Philadelphia to Seoul Gimpo Intl Airport takes 21h 35m
There are no direct flights from Philadelphia to Seoul Gimpo Intl Airport. There are no popular flight routes from Philadelphia to Seoul Gimpo Intl Airport.
Search flight deals

  • How far is Philadelphia to Seoul Gimpo Intl by plane?

    There are 6898.0 mi between Philadelphia and Seoul Gimpo Intl. 21h 35m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Philadelphia Airport to Seoul Gimpo Intl Airport?

    Prices for flights from Philadelphia Airport to Seoul Gimpo Intl Airport are updated daily.

  • How old do you have to be to fly from Philadelphia Airport to Seoul Gimpo Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport to Seoul Gimpo Intl Airport.

  • What documentation or ID do you need to fly to Seoul Gimpo Intl Airport?

    The travel and health documents you'll need for your trip to Seoul Gimpo Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seoul Gimpo Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Seoul?

Finding the right flight to Seoul from Philadelphia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seoul quick and easy, saving you time and money.

Can I find flights from Philadelphia to Seoul with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seoul from Philadelphia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Philadelphia to Seoul?

Once all potential Philadelphia to Seoul flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Philadelphia to Seoul right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Philadelphia to Seoul now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seoul and let you know when they change.

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