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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 3/1. 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.
Air Canada Logo
4:35 pm - 6:25 pm
PHL
-
ICN
35h 50m1 stop
Air Canada Logo
8:10 pm - 10:46 pm
ICN
-
PHL
16h 36m1 stop
$375Air Canada
Sun, Jan 11 - Mon, Jan 26
Air Canada Logo
7:50 am - 6:25 pm
PHL
-
ICN
20h 35m1 stop
Air Canada Logo
5:55 pm - 10:46 pm
ICN
-
PHL
18h 51m2 stops
$477Air Canada
Fri, Jan 30 - Fri, Feb 6
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 04m2 stops
$754Multiple Airlines
Sun, Mar 1 - Mon, Mar 16
Multiple Airlines Logo
12:01 am - 5:40 am
EWR
-
ICN
15h 39mnonstop
Multiple Airlines Logo
9:20 pm - 5:52 am
ICN
-
EWR
21h 32m2 stops
$758Multiple Airlines
Sun, Mar 1 - Thu, Mar 19
American Airlines Logo
6:46 am - 4:45 pm
MDT
-
ICN
19h 59m1 stop
American Airlines Logo
7:15 pm - 10:53 pm
ICN
-
MDT
17h 38m1 stop
$856American Airlines
Fri, Feb 6 - Mon, Feb 23
American Airlines Logo
6:46 am - 4:45 pm
MDT
-
ICN
19h 59m1 stop
American Airlines Logo
7:15 pm - 10:53 pm
ICN
-
MDT
17h 38m1 stop
$857American Airlines
Fri, Feb 6 - Mon, Feb 23
Ethiopian Air Logo
8:55 pm - 3:45 pm
JFK
-
ICN
28h 50m2 stops
Ethiopian Air Logo
12:05 am - 6:55 pm
ICN
-
JFK
32h 50m2 stops
$898Ethiopian Air
Thu, Jan 8 - Fri, Jan 23
Ethiopian Air Logo
8:55 pm - 3:45 pm
JFK
-
ICN
28h 50m2 stops
Ethiopian Air Logo
12:05 am - 6:55 pm
ICN
-
JFK
32h 50m2 stops
$899Ethiopian Air
Tue, Jan 6 - Sun, Jan 18
United Airlines Logo
2:09 pm - 5:40 am
PIT
-
ICN
25h 31m2 stops
United Airlines Logo
12:45 pm - 9:10 pm
ICN
-
PIT
22h 25m1 stop
$916United Airlines
Tue, Feb 10 - Tue, Feb 17
United Airlines Logo
2:09 pm - 5:40 am
PIT
-
ICN
25h 31m2 stops
United Airlines Logo
12:45 pm - 8:54 pm
ICN
-
PIT
22h 09m2 stops
$920United Airlines
Tue, Feb 10 - Tue, Feb 17

United Airlines flights from Pennsylvania to Incheon Intl Airport

Our best United Airlines deals on Pennsylvania to Incheon Intl Airport flight tickets
United Airlines
Jan 11
PHL1:10 pmPhiladelphia
26h 30m
2 stops
ICN5:40 amIncheon Intl
Jan 26
ICN12:45 pmIncheon Intl
39h 46m
3 stops
PHL2:31 pmPhiladelphia
$837
Find similar
United Airlines
Jan 1
PHL8:15 amPhiladelphia
31h 25m
1 stop
ICN5:40 amIncheon Intl
Jan 26
ICN6:00 pmIncheon Intl
17h 52m
1 stop
PHL9:52 pmPhiladelphia
$846
Find similar
United Airlines
Jan 18
PHL8:35 amPhiladelphia
31h 05m
1 stop
ICN5:40 amIncheon Intl
Jan 22
ICN12:45 pmIncheon Intl
24h 14m
2 stops
PHL10:59 pmPhiladelphia
$850
Find similar

Delta flights from Pennsylvania to Incheon Intl Airport

Our best Delta deals on Pennsylvania to Incheon Intl Airport flight tickets
Delta
Jan 18
PHL6:15 amPhiladelphia
19h 15m
1 stop
ICN3:30 pmIncheon Intl
Jan 24
ICN9:35 amIncheon Intl
20h 59m
1 stop
PHL4:34 pmPhiladelphia
$846
Find similar
Delta
Jan 1
PHL8:08 amPhiladelphia
31h 37m
2 stops
ICN5:45 amIncheon Intl
Jan 27
ICN6:00 pmIncheon Intl
18h 50m
1 stop
PHL10:50 pmPhiladelphia
$850
Find similar
Delta
Jan 1
PHL7:00 amPhiladelphia
32h 45m
1 stop
ICN5:45 amIncheon Intl
Jan 27
ICN6:00 pmIncheon Intl
18h 50m
1 stop
PHL10:50 pmPhiladelphia
$851
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania to Incheon 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 December 18, 2025.
Use the filters below to find and compare flights from Pennsylvania to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sun 1/11

4:35 pm-6:25 pm

1 stop35h 50m

Incheon Intl

Mon 1/26

8:10 pm-10:46 pm

1 stop16h 36m

$375

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Fri 1/30

7:50 am-6:25 pm

1 stop20h 35m

Incheon Intl

Fri 2/6

5:55 pm-10:46 pm

2 stops18h 51m

$477

NewarkIncheon

EWR - ICN

EWRICN

Newark

Sun 3/1

12:01 am-5:40 am

Nonstop15h 39m

Incheon Intl

Mon 3/16

6:55 pm-6:59 am

2 stops25h 04m

$754

NewarkIncheon

EWR - ICN

EWRICN

Newark

Sun 3/1

12:01 am-5:40 am

Nonstop15h 39m

Incheon Intl

Thu 3/19

9:20 pm-5:52 am

2 stops21h 32m

$758

HarrisburgIncheon

MDT - ICN

MDTICN

Harrisburg

Fri 2/6

6:46 am-4:45 pm

1 stop19h 59m

Incheon Intl

Mon 2/23

7:15 pm-10:53 pm

1 stop17h 38m

$856

HarrisburgIncheon

MDT - ICN

MDTICN

Harrisburg

Fri 2/6

6:46 am-4:45 pm

1 stop19h 59m

Incheon Intl

Mon 2/23

7:15 pm-10:53 pm

1 stop17h 38m

$857

New YorkIncheon

JFK - ICN

JFKICN

New York John F Kennedy Intl

Thu 1/8

8:55 pm-3:45 pm

2 stops28h 50m

Incheon Intl

Fri 1/23

12:05 am-6:55 pm

2 stops32h 50m

$898

New YorkIncheon

JFK - ICN

JFKICN

New York John F Kennedy Intl

Tue 1/6

8:55 pm-3:45 pm

2 stops28h 50m

Incheon Intl

Sun 1/18

12:05 am-6:55 pm

2 stops32h 50m

$899

PittsburghIncheon

PIT - ICN

PITICN

Pittsburgh

Tue 2/10

2:09 pm-5:40 am

2 stops25h 31m

Incheon Intl

Tue 2/17

12:45 pm-9:10 pm

1 stop22h 25m

$916

PittsburghIncheon

PIT - ICN

PITICN

Pittsburgh

Tue 2/10

2:09 pm-5:40 am

2 stops25h 31m

Incheon Intl

Tue 2/17

12:45 pm-8:54 pm

2 stops22h 09m

$920

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Pennsylvania to Incheon 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 month to fly to Incheon Intl Airport?

The cheapest month to fly to Incheon Intl Airport from Pennsylvania is in March. Flight prices, which tend to average around $866, are often lower during this time because this is during the off-season. If you are unable to visit Incheon Intl Airport during the month of March, then departing from Pennsylvania during the month November is also very affordable. Most momondo users find prices during this month for around $868.

What is the cheapest day to depart on your flight to Incheon Intl Airport?

The cheapest day to depart from Pennsylvania to Incheon Intl Airport is on a Thursday when prices can be found for as low as $1,178. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,457. These prices are subject to change though, so be sure to set up a Price Alert for flights to Incheon Intl Airport.

What is the cheapest time of day to depart on your flight to Incheon Intl Airport?

In the morning is the cheapest time of day to fly from Pennsylvania to Incheon Intl Airport when you can find flight prices for as low as $1,241. Flying to Incheon Intl Airport in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $2,271 on average. Flights to Incheon Intl Airport from Pennsylvania at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Incheon Intl Airport?

You are more likely to see cheaper flights to Incheon Intl Airport from Pennsylvania when booking weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around $1,085 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Incheon Intl Airport from Pennsylvania for as low as $949 on momondo.

Cheap Pennsylvania to Incheon Intl Airport flight deals and tips

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

Fastest flight time

14h 55m

Direct flights

Every day
The fastest flight from Pennsylvania to Incheon Intl Airport takes 14h 55m
Direct flights go from Pennsylvania to Incheon Intl Airport every day.
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  • When did momondo last update prices for flights from Pennsylvania to Incheon Intl Airport?

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

  • How many operators does momondo search for flights from Pennsylvania to Incheon Intl Airport?

  • How old do you have to be to fly from Pennsylvania to Incheon 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 Pennsylvania to Incheon Intl Airport.

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

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

Best airlines flying from Pennsylvania to Incheon Intl Airport

Compare and see reviews for airlines that fly from Pennsylvania to Incheon Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $533Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights
Air CanadaPriceFrom $795Free CancellationRating
7.1
10,534 reviews
Search Air Canada flights
DeltaPriceFrom $848Free CancellationRating
7.9
8,005 reviews
Search Delta flights
American AirlinesPriceFrom $870Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
Korean AirPriceFrom $1,060Free CancellationRating
8.4
1,186 reviews
Search Korean Air flights

Traveling to a place near Seoul?

Book flights to Seoul if you plan to visit one of these locations
Suwon
Seongnam
Daejeon
Anyang

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Pennsylvania to Seoul for 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?

Once all potential Pennsylvania 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 Pennsylvania to Seoul right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Pennsylvania 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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