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Cheap flights from Pennsylvania to Seoul from $449

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Seoul departing on 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Japan Airlines Logo
3:07 pm - 10:55 am
PHL
-
GMP
29h 48m2 stops
Japan Airlines Logo
7:40 pm - 2:50 pm
GMP
-
PHL
33h 10m2 stops
$867Japan Airlines
seg, jan 26 - sex, jan 30
Japan Airlines Logo
6:15 am - 10:05 pm
PHL
-
GMP
25h 50m2 stops
Japan Airlines Logo
7:40 pm - 2:44 pm
GMP
-
PHL
33h 04m2 stops
$899Japan Airlines
seg, fev 9 - seg, fev 16
Japan Airlines Logo
7:17 am - 10:55 am
PHL
-
GMP
37h 38m2 stops
Japan Airlines Logo
12:05 pm - 8:25 pm
GMP
-
PHL
46h 20m2 stops
$901Japan Airlines
dom, jan 18 - qui, jan 22
Japan Airlines Logo
6:15 am - 10:05 pm
PHL
-
GMP
25h 50m2 stops
Japan Airlines Logo
7:40 pm - 8:25 pm
GMP
-
PHL
38h 45m2 stops
$907Japan Airlines
qui, jan 29 - qui, fev 5
Multiple Airlines Logo
6:15 am - 10:05 pm
PHL
-
GMP
25h 50m2 stops
Multiple Airlines Logo
12:05 pm - 8:16 pm
GMP
-
PHL
22h 11m2 stops
$914Multiple Airlines
ter, jan 27 - ter, fev 3
Multiple Airlines Logo
6:15 am - 10:05 pm
PHL
-
GMP
25h 50m2 stops
Multiple Airlines Logo
8:00 am - 7:06 pm
GMP
-
PHL
25h 06m2 stops
$1,087Multiple Airlines
qua, jan 28 - qua, fev 4
China Eastern Logo
3:25 pm - 7:50 pm
JFK
-
GMP
38h 25m1 stop
China Eastern Logo
8:50 pm - 1:25 pm
GMP
-
JFK
30h 35m1 stop
$1,124China Eastern
qua, jan 7 - seg, jan 19
EVA Air Logo
1:05 am - 7:15 pm
JFK
-
GMP
29h 10m1 stop
EVA Air Logo
7:00 pm - 10:05 pm
GMP
-
JFK
40h 05m1 stop
$1,132EVA Air
seg, mar 9 - ter, mar 17
ANA Logo
1:00 pm - 11:20 am
EWR
-
GMP
32h 20m2 stops
ANA Logo
12:25 pm - 12:40 am
GMP
-
EWR
26h 15m2 stops
$1,354ANA
ter, fev 24 - seg, mar 2
ANA Logo
6:00 am - 10:30 pm
LGA
-
GMP
26h 30m2 stops
ANA Logo
7:50 pm - 2:18 pm
GMP
-
LGA
32h 28m2 stops
$1,359ANA
seg, jan 12 - dom, fev 22

Japan Airlines flights from Pennsylvania to Seoul Gimpo Intl Airport

Our best Japan Airlines deals on Pennsylvania to Seoul Gimpo Intl Airport flight tickets
Japan Airlines
Jan 26
PHL3:07 pmPhiladelphia
29h 48m
2 stops
GMP10:55 amSeoul Gimpo Intl
Jan 30
GMP7:40 pmSeoul Gimpo Intl
33h 10m
2 stops
PHL2:50 pmPhiladelphia
$867
Find similar
Japan Airlines
Feb 9
PHL6:15 amPhiladelphia
25h 50m
2 stops
GMP10:05 pmSeoul Gimpo Intl
Feb 16
GMP7:40 pmSeoul Gimpo Intl
33h 04m
2 stops
PHL2:44 pmPhiladelphia
$899
Find similar
Japan Airlines
Jan 18
PHL7:17 amPhiladelphia
37h 38m
2 stops
GMP10:55 amSeoul Gimpo Intl
Jan 22
GMP12:05 pmSeoul Gimpo Intl
46h 20m
2 stops
PHL8:25 pmPhiladelphia
$901
Find similar

China Eastern flights from Pennsylvania to Seoul Gimpo Intl Airport

Our best China Eastern deals on Pennsylvania to Seoul Gimpo Intl Airport flight tickets
China Eastern
Jan 7
JFK3:25 pmNew York John F Kennedy Intl
38h 25m
1 stop
GMP7:50 pmSeoul Gimpo Intl
Jan 19
GMP8:50 pmSeoul Gimpo Intl
30h 35m
1 stop
JFK1:25 pmNew York John F Kennedy Intl
$1,124
Find similar
China Eastern
Mar 11
JFK4:25 pmNew York John F Kennedy Intl
29h 35m
1 stop
GMP11:00 amSeoul Gimpo Intl
Mar 21
GMP8:50 pmSeoul Gimpo Intl
30h 35m
1 stop
JFK2:25 pmNew York John F Kennedy Intl
$1,220
Find similar
China Eastern
Jan 12
DCA11:10 amWashington, D.C. Reagan-National
42h 40m
2 stops
GMP7:50 pmSeoul Gimpo Intl
Jan 26
GMP8:50 pmSeoul Gimpo Intl
39h 58m
2 stops
DCA10:48 pmWashington, D.C. Reagan-National
$1,572
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania 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 dezembro 15, 2025.
Use the filters below to find and compare flights from Pennsylvania to Seoul Gimpo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

seg 1/26

3:07 pm-10:55 am

2 stops29h 48m

Seoul Gimpo Intl

sex 1/30

7:40 pm-2:50 pm

2 stops33h 10m

$867

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

seg 2/9

6:15 am-10:05 pm

2 stops25h 50m

Seoul Gimpo Intl

seg 2/16

7:40 pm-2:44 pm

2 stops33h 04m

$899

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

dom 1/18

7:17 am-10:55 am

2 stops37h 38m

Seoul Gimpo Intl

qui 1/22

12:05 pm-8:25 pm

2 stops46h 20m

$901

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

qui 1/29

6:15 am-10:05 pm

2 stops25h 50m

Seoul Gimpo Intl

qui 2/5

7:40 pm-8:25 pm

2 stops38h 45m

$907

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

ter 1/27

6:15 am-10:05 pm

2 stops25h 50m

Seoul Gimpo Intl

ter 2/3

12:05 pm-8:16 pm

2 stops22h 11m

$914

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

qua 1/28

6:15 am-10:05 pm

2 stops25h 50m

Seoul Gimpo Intl

qua 2/4

8:00 am-7:06 pm

2 stops25h 06m

$1,087

New YorkSeoul

JFK - GMP

JFKGMP

New York John F Kennedy Intl

qua 1/7

3:25 pm-7:50 pm

1 stop38h 25m

Seoul Gimpo Intl

seg 1/19

8:50 pm-1:25 pm

1 stop30h 35m

$1,124

New YorkSeoul

JFK - GMP

JFKGMP

New York John F Kennedy Intl

seg 3/9

1:05 am-7:15 pm

1 stop29h 10m

Seoul Gimpo Intl

ter 3/17

7:00 pm-10:05 pm

1 stop40h 05m

$1,132

NewarkSeoul

EWR - GMP

EWRGMP

Newark

ter 2/24

1:00 pm-11:20 am

2 stops32h 20m

Seoul Gimpo Intl

seg 3/2

12:25 pm-12:40 am

2 stops26h 15m

$1,354

New YorkSeoul

LGA - GMP

LGAGMP

New York LaGuardia

seg 1/12

6:00 am-10:30 pm

2 stops26h 30m

Seoul Gimpo Intl

dom 2/22

7:50 pm-2:18 pm

2 stops32h 28m

$1,359

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 Pennsylvania 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 day to depart on your flight to Seoul Gimpo Intl Airport?

On average, the least expensive day to fly to Seoul Gimpo Intl Airport from Pennsylvania is on a Sunday. momondo users have found tickets for Sunday departures for as low as $1,833. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Seoul Gimpo Intl Airport is Monday, with ticket prices averaging around $1,987.

Cheap Pennsylvania to Seoul Gimpo Intl Airport flight deals and tips

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

Fastest flight time

18h 20m

Direct flights

None
The fastest flight from Pennsylvania to Seoul Gimpo Intl Airport takes 18h 20m
There are no direct flights from Pennsylvania to Seoul Gimpo Intl Airport. There are no popular flight routes from Pennsylvania to Seoul Gimpo Intl Airport.
Search flight deals

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

    Prices for flights from Pennsylvania to Seoul Gimpo Intl Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania to Seoul Gimpo Intl Airport.

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

    The required travel and health documents for your Seoul Gimpo Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seoul Gimpo Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Pennsylvania to Seoul. momondo saves you time and could save you money on your trip.

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

Flights from Pennsylvania to Seoul with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Pennsylvania to Seoul flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Seoul, momondo offers a useful price alert feature which will track prices for flights to Seoul from Pennsylvania and alert you when they change.

An easier way to manage your Seoul Gimpo Intl Airport trip

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