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Cheap flights from Pennsylvania to Seoul from $329

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 3/11. 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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0 bags

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Find the cheapest flights from Pennsylvania to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
7:50 am - 6:25 pm
PHL
-
ICN
20h 35m1 stop
Air Canada Logo
8:10 pm - 10:46 pm
ICN
-
PHL
16h 36m1 stop
$477Air Canada
Sat, Jan 24 - Sat, Jan 31
Multiple Airlines Logo
12:01 am - 5:40 am
EWR
-
ICN
15h 39mnonstop
Multiple Airlines Logo
6:55 pm - 6:59 am
ICN
-
EWR
25h 04m1 stop
$762Multiple Airlines
Sat, Feb 28 - Mon, Mar 23
Multiple Airlines Logo
12:01 am - 5:40 am
EWR
-
ICN
15h 39mnonstop
Multiple Airlines Logo
6:55 pm - 6:59 am
ICN
-
EWR
25h 04m1 stop
$776Multiple Airlines
Mon, Mar 2 - Mon, Mar 23
Multiple Airlines Logo
12:01 am - 5:40 am
EWR
-
ICN
15h 39mnonstop
Multiple Airlines Logo
6:20 pm - 2:38 pm
ICN
-
EWR
33h 18m1 stop
$783Multiple Airlines
Fri, Mar 6 - Mon, Mar 30
Ethiopian Air Logo
8:55 pm - 3:45 pm
JFK
-
ICN
28h 50m2 stops
Ethiopian Air Logo
11:40 pm - 6:55 pm
ICN
-
JFK
33h 15m2 stops
$835Ethiopian Air
Tue, Jan 20 - Thu, Feb 26
China Eastern Logo
3:25 pm - 11:55 am
JFK
-
ICN
30h 30m1 stop
China Eastern Logo
6:25 pm - 1:25 pm
ICN
-
JFK
33h 00m1 stop
$868China Eastern
Mon, Jan 5 - Mon, Jan 26
China Eastern Logo
3:25 pm - 3:05 pm
JFK
-
ICN
33h 40m1 stop
China Eastern Logo
8:55 am - 1:25 pm
ICN
-
JFK
18h 30m1 stop
$869China Eastern
Wed, Jan 7 - Tue, Jan 27
American Airlines Logo
6:00 am - 4:45 pm
LGA
-
ICN
20h 45m1 stop
American Airlines Logo
7:15 pm - 11:44 pm
ICN
-
LGA
18h 29m1 stop
$916American Airlines
Fri, Jan 23 - Sat, Feb 7
Turkish Airlines Logo
1:20 pm - 8:35 am
IAD
-
ICN
30h 15m1 stop
Turkish Airlines Logo
11:20 pm - 11:35 am
ICN
-
IAD
25h 15m1 stop
$1,067Turkish Airlines
Sat, Apr 25 - Sat, May 2
Turkish Airlines Logo
9:15 pm - 9:05 am
IAD
-
ICN
21h 50m1 stop
Turkish Airlines Logo
12:10 am - 11:45 am
ICN
-
IAD
25h 35m1 stop
$1,068Turkish Airlines
Wed, Jan 7 - Mon, Jan 19

Delta flights from Pennsylvania to Seoul

Our best Delta deals on Pennsylvania to Seoul flight tickets
Delta
Jan 18
PHL5:59 pmPhiladelphia
21h 46m
1 stop
ICN5:45 amIncheon Intl
Mar 4
ICN7:30 pmIncheon Intl
18h 14m
1 stop
PHL11:44 pmPhiladelphia
$846
Find similar
Delta
Jan 12
PHL5:17 pmPhiladelphia
33h 33m
1 stop
ICN4:50 pmIncheon Intl
Feb 26
ICN9:35 amIncheon Intl
16h 08m
1 stop
PHL11:43 amPhiladelphia
$851
Find similar
Delta
Jan 12
PHL5:17 pmPhiladelphia
33h 33m
1 stop
ICN4:50 pmIncheon Intl
Jan 19
ICN8:05 pmIncheon Intl
26h 45m
2 stops
PHL8:50 amPhiladelphia
$856
Find similar

United Airlines flights from Pennsylvania to Seoul

Our best United Airlines deals on Pennsylvania to Seoul flight tickets
United Airlines
Jan 18
PHL3:43 pmPhiladelphia
23h 57m
2 stops
ICN5:40 amIncheon Intl
Mar 5
ICN12:45 pmIncheon Intl
24h 45m
2 stops
PHL11:30 pmPhiladelphia
$850
Find similar
United Airlines
Jan 9
PHL7:45 pmPhiladelphia
30h 30m
2 stops
ICN4:15 pmIncheon Intl
Jan 19
ICN6:00 pmIncheon Intl
32h 07m
2 stops
PHL12:07 pmPhiladelphia
$863
Find similar
United Airlines
Mar 3
PHL8:35 amPhiladelphia
31h 05m
1 stop
ICN5:40 amIncheon Intl
Mar 19
ICN5:00 pmIncheon Intl
27h 15m
1 stop
PHL7:15 amPhiladelphia
$866
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania to Seoul 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 December 11, 2025.
Use the filters below to find and compare flights from Pennsylvania to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sat 1/24

7:50 am-6:25 pm

1 stop20h 35m

Incheon Intl

Sat 1/31

8:10 pm-10:46 pm

1 stop16h 36m

$477

NewarkIncheon

EWR - ICN

EWRICN

Newark

Sat 2/28

12:01 am-5:40 am

Nonstop15h 39m

Incheon Intl

Mon 3/23

6:55 pm-6:59 am

1 stop25h 04m

$762

NewarkIncheon

EWR - ICN

EWRICN

Newark

Mon 3/2

12:01 am-5:40 am

Nonstop15h 39m

Incheon Intl

Mon 3/23

6:55 pm-6:59 am

1 stop25h 04m

$776

NewarkIncheon

EWR - ICN

EWRICN

Newark

Fri 3/6

12:01 am-5:40 am

Nonstop15h 39m

Incheon Intl

Mon 3/30

6:20 pm-2:38 pm

1 stop33h 18m

$783

New YorkIncheon

JFK - ICN

JFKICN

New York John F Kennedy Intl

Tue 1/20

8:55 pm-3:45 pm

2 stops28h 50m

Incheon Intl

Thu 2/26

11:40 pm-6:55 pm

2 stops33h 15m

$835

New YorkIncheon

JFK - ICN

JFKICN

New York John F Kennedy Intl

Mon 1/5

3:25 pm-11:55 am

1 stop30h 30m

Incheon Intl

Mon 1/26

6:25 pm-1:25 pm

1 stop33h 00m

$868

New YorkIncheon

JFK - ICN

JFKICN

New York John F Kennedy Intl

Wed 1/7

3:25 pm-3:05 pm

1 stop33h 40m

Incheon Intl

Tue 1/27

8:55 am-1:25 pm

1 stop18h 30m

$869

New YorkIncheon

LGA - ICN

LGAICN

New York LaGuardia

Fri 1/23

6:00 am-4:45 pm

1 stop20h 45m

Incheon Intl

Sat 2/7

7:15 pm-11:44 pm

1 stop18h 29m

$916

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Sat 4/25

1:20 pm-8:35 am

1 stop30h 15m

Incheon Intl

Sat 5/2

11:20 pm-11:35 am

1 stop25h 15m

$1,067

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Wed 1/7

9:15 pm-9:05 am

1 stop21h 50m

Incheon Intl

Mon 1/19

12:10 am-11:45 am

1 stop25h 35m

$1,068

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

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 month to fly to Seoul?

The month of March is another great option to travel to Seoul, with average flight prices from Pennsylvania averaging around $915.

What is the cheapest day to depart on your flight to Seoul?

According to our data, Friday is the cheapest day to fly to Seoul from Pennsylvania. The lowest ticket price found for a Friday departure recently was $1,137. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Saturday, with ticket prices averaging around $1,368.

What is the cheapest time of day to depart on your flight to Seoul?

Flying to Seoul from Pennsylvania in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,187 when looking at flights departing in the morning. In the evening is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,412 per ticket.

How far in advance should I book a flight to Seoul?

You are more likely to see cheaper flights to Seoul from Pennsylvania when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $1,084 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Pennsylvania for as low as $949 on momondo.

Cheap Pennsylvania to Seoul flight deals and tips

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

Fastest flight time

14h 55m

Direct flights

Every day

Airports in Seoul

2 airports
The fastest flight from Pennsylvania to Seoul takes 14h 55m
Direct flights go from Pennsylvania to Seoul every day.
There are 2 airports in Seoul. From Pennsylvania there are direct flights to Incheon Intl (ICN).
Search flight deals

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

    Prices for flights from Pennsylvania to Seoul are refreshed on a daily basis.

  • How many operators does momondo search for flights from Pennsylvania to Seoul?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania to Seoul.

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

    The required travel and health documents for your Seoul 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Pennsylvania to Seoul

Compare and see reviews for airlines that fly from Pennsylvania to Seoul with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $533Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights
Air CanadaPriceFrom $795Free CancellationRating
7.1
10,516 reviews
Search Air Canada flights
DeltaPriceFrom $847Free CancellationRating
7.9
8,008 reviews
Search Delta flights
American AirlinesPriceFrom $870Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
Korean AirPriceFrom $1,060Free CancellationRating
8.4
1,184 reviews
Search Korean Air flights

Why use momondo?

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

It is quick and easy to find Pennsylvania to Seoul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seoul that suits you.

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

All flight searches from Pennsylvania to Seoul on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Pennsylvania and Seoul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Pennsylvania to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul
Seoul Gimpo Intl Airport
Incheon Intl Airport