What is the cheapest airline that flies from South Korea to Philadelphia?

American Airlines, EVA Air, and Japan Airlines are the most popular carriers operating from South Korea to Philadelphia

What airlines fly to Philadelphia?

Asiana Airlines, AIR PREMIA and Delta are the top three most popular airlines that fly to Philadelphia from South Korea according to our data. Asiana Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 6 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Philadelphia?

If you’re flying from a popular airport in South Korea, such as Incheon or Seoul, and flying into Philadelphia, then you can expect flight times to average 14h and 15h 50m, respectively.

When did momondo last update prices for flights from South Korea to Philadelphia Airport?

Prices for flights from South Korea to Philadelphia Airport are refreshed on a daily basis.

How many operators does momondo search for flights from South Korea to Philadelphia Airport?

As of December 2025, there is 1 operator available to choose from for flights from South Korea to Philadelphia Airport.

How old do you have to be to fly from South Korea to Philadelphia Airport?

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 South Korea to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

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

$404 Cheap Flights from South Korea to Philadelphia in 2025/26

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Find the cheapest flights from South Korea to Philadelphia

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Recent round-trip flight deals from South Korea to Philadelphia

Enter your travel dates to find the best prices.

7:15 pm - 1:18 pm

ICN

PHL

32h 03m2 stops

5:00 am - 4:45 pm

PHL

ICN

21h 45m1 stop

$496American Airlines

Thu, Feb 5 - Mon, Feb 9

7:15 pm - 9:03 am

ICN

PHL

27h 48m1 stop

6:21 am - 4:45 pm

PHL

ICN

20h 24m1 stop

$504American Airlines

Tue, Feb 3 - Tue, Feb 10

7:15 pm - 7:46 am

ICN

PHL

26h 31m2 stops

5:00 am - 4:45 pm

PHL

ICN

21h 45m1 stop

$509American Airlines

Tue, Feb 3 - Tue, Feb 10

8:35 pm - 6:03 pm

ICN

PHL

35h 28m1 stop

6:20 pm - 6:35 pm

PHL

ICN

34h 15m1 stop

$532Multiple Airlines

Mon, Feb 2 - Fri, Feb 27

6:00 pm - 9:52 pm

ICN

PHL

17h 52m1 stop

8:35 am - 4:15 pm

PHL

ICN

41h 40m1 stop

$537United Airlines

Fri, Jan 30 - Sun, Feb 8

6:00 pm - 9:52 pm

ICN

PHL

17h 52m1 stop

8:35 am - 4:15 pm

PHL

ICN

41h 40m1 stop

$538United Airlines

Fri, Jan 30 - Sun, Feb 8

7:40 am - 4:50 pm

TAE

PHL

47h 10m2 stops

6:25 pm - 7:45 pm

PHL

TAE

36h 20m2 stops

$831Korean Air

Fri, Mar 6 - Mon, Mar 9

7:35 am - 5:12 pm

TAE

PHL

46h 37m2 stops

10:15 am - 8:35 pm

PHL

TAE

45h 20m2 stops

$832Korean Air

Tue, Mar 31 - Sat, Apr 4

12:25 pm - 10:46 pm

GMP

PHL

24h 21m2 stops

7:50 am - 10:30 pm

PHL

GMP

24h 40m2 stops

$1,260Multiple Airlines

Thu, Feb 5 - Thu, Feb 12

7:45 am - 9:36 pm

GMP

PHL

27h 51m2 stops

6:27 am - 10:30 pm

PHL

GMP

26h 03m2 stops

$1,307ANA

Sat, Jan 31 - Sun, Feb 22

Alaska Airlines flights from South Korea to Philadelphia

Our best Alaska Airlines deals on South Korea to Philadelphia flight tickets

Alaska Airlines

May 27

ICN8:35 pmIncheon Intl

32h 27m

2 stops

PHL4:02 pmPhiladelphia

Jul 5

PHL5:15 pmPhiladelphia

36h 20m

2 stops

ICN6:35 pmIncheon Intl

$1,143

Find similar

Alaska Airlines

May 27

ICN8:35 pmIncheon Intl

32h 27m

2 stops

PHL4:02 pmPhiladelphia

Jul 6

PHL5:15 pmPhiladelphia

60h 20m

2 stops

ICN6:35 pmIncheon Intl

$1,165

Find similar

United Airlines flights from South Korea to Philadelphia

Our best United Airlines deals on South Korea to Philadelphia flight tickets

United Airlines

Jan 30

ICN6:00 pmIncheon Intl

17h 52m

1 stop

PHL9:52 pmPhiladelphia

Feb 8

PHL8:35 amPhiladelphia

41h 40m

1 stop

ICN4:15 pmIncheon Intl

$537

Find similar

United Airlines

Jan 30

ICN6:00 pmIncheon Intl

17h 52m

1 stop

PHL9:52 pmPhiladelphia

Feb 8

PHL8:35 amPhiladelphia

41h 40m

1 stop

ICN4:15 pmIncheon Intl

$538

Find similar

United Airlines

Dec 26

ICN12:45 pmIncheon Intl

30h 26m

1 stop

PHL5:11 amPhiladelphia

Jan 10

PHL5:00 pmPhiladelphia

33h 15m

2 stops

ICN4:15 pmIncheon Intl

$571

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from South Korea to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Thu 2/5

7:15 pm-1:18 pm

2 stops32h 03m

Philadelphia

Mon 2/9

5:00 am-4:45 pm

1 stop21h 45m

$496

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Tue 2/3

7:15 pm-9:03 am

1 stop27h 48m

Philadelphia

Tue 2/10

6:21 am-4:45 pm

1 stop20h 24m

$504

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Tue 2/3

7:15 pm-7:46 am

2 stops26h 31m

Philadelphia

Tue 2/10

5:00 am-4:45 pm

1 stop21h 45m

$509

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Mon 2/2

8:35 pm-6:03 pm

1 stop35h 28m

Philadelphia

Fri 2/27

6:20 pm-6:35 pm

1 stop34h 15m

$532

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Fri 1/30

6:00 pm-9:52 pm

1 stop17h 52m

Philadelphia

Sun 2/8

8:35 am-4:15 pm

1 stop41h 40m

$537

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Fri 1/30

6:00 pm-9:52 pm

1 stop17h 52m

Philadelphia

Sun 2/8

8:35 am-4:15 pm

1 stop41h 40m

$538

DaeguPhiladelphia

TAE - PHL

TAEPHL

Daegu

Fri 3/6

7:40 am-4:50 pm

2 stops47h 10m

Philadelphia

Mon 3/9

6:25 pm-7:45 pm

2 stops36h 20m

$831

DaeguPhiladelphia

TAE - PHL

TAEPHL

Daegu

Tue 3/31

7:35 am-5:12 pm

2 stops46h 37m

Philadelphia

Sat 4/4

10:15 am-8:35 pm

2 stops45h 20m

$832

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

Thu 2/5

12:25 pm-10:46 pm

2 stops24h 21m

Philadelphia

Thu 2/12

7:50 am-10:30 pm

2 stops24h 40m

$1,260

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

Sat 1/31

7:45 am-9:36 pm

2 stops27h 51m

Philadelphia

Sun 2/22

6:27 am-10:30 pm

2 stops26h 03m

$1,307

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from South Korea to Philadelphia

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

Prices

Airlines

Other information

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from South Korea is in February. Flight prices, which tend to average around $620, are often lower during this time because this is during the off-season. The month of October is another great option to travel to Philadelphia, with average flight prices from South Korea averaging around $689.

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

The cheapest day to depart from South Korea to Philadelphia is on a Wednesday. Travelers who choose to depart for Philadelphia on a Wednesday will often find tickets for as low as $919. On the other hand, Saturday is the most expensive day to depart from South Korea because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $2,072.

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

According to our data, the cheapest time of day to fly to Philadelphia is in the afternoon. momondo users have found flights departing from South Korea to Philadelphia in the afternoon for as low as $916. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the evening when prices are around $1,846.

Can stopping save me money on South Korea to Philadelphia flights?

You could potentially save up to 5% on your flight if you consider stops on a South Korea to Philadelphia flight.

Cheap South Korea to Philadelphia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South Korea to Philadelphia

Fastest flight time	20h 33m
Direct flights	None

The fastest flight from South Korea to Philadelphia takes 20h 33m

There are no direct flights from South Korea to Philadelphia. There are no popular flight routes from South Korea to Philadelphia.

Search flight deals

When did momondo last update prices for flights from South Korea to Philadelphia Airport?
Prices for flights from South Korea to Philadelphia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from South Korea to Philadelphia Airport?
As of December 2025, there is 1 operator available to choose from for flights from South Korea to Philadelphia Airport.
How old do you have to be to fly from South Korea to Philadelphia Airport?
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 South Korea to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The required travel and health documents for your Philadelphia 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 Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from South Korea to Philadelphia

Compare and see reviews for airlines that fly from South Korea to Philadelphia with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $626	Free Cancellation	Rating 7.9 8,014 reviews		Search Delta flights

Wildwood

Cape May

Rehoboth Beach

Wildwood Crest

Ocean City

King of Prussia

Cherry Hill

Newark

Dewey Beach

Reading

North Wildwood

Avalon

Dover

Lewes

Stone Harbor

Essington

Vineland

Pottstown

Elkton

Somers Point

Why use momondo?

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

It is quick and easy to find South Korea to Philadelphia 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 Philadelphia that suits you.

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

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

How can momondo help me find flights from South Korea to Philadelphia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Philadelphia from South Korea.

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

Yes. momondo can track prices for South Korea to Philadelphia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.