Which layover airport has the shortest connection time from Seoul to Philadelphia?

Dallas (DFW) has the shortest average layover time for this route: 1h 07m.

Which airport is the most popular layover for flights between Seoul and Philadelphia?

Dallas (DFW) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

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

Air Canada is the most popular carrier operating from Seoul to Philadelphia

Which layover airport has the shortest travel time from Seoul to Philadelphia?

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 17h 27m.

How long does it take to fly to Philadelphia?

If you’re flying from a popular airport in Seoul, such as Incheon or Seoul, and flying into Philadelphia, then you can expect flight times to average 14h and 16h 05m, respectively.

Which layover airport offers the lowest fares from Seoul to Philadelphia?

Flights via Dallas (DFW) offer the lowest average round-trip price of $700.

What airlines fly to Philadelphia?

Asiana Airlines, AIR PREMIA and Delta are the top three most popular airlines that fly to Philadelphia from Seoul 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.

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

Prices for flights from Seoul to Philadelphia Airport refresh daily.

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

As of April 2026, there is 1 operator available to choose from for flights from Seoul to Philadelphia Airport.

How old do you have to be to fly from Seoul 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 Seoul 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.

$627 Cheap Flights from Seoul to Philadelphia in 2026

Q: What is the typical price of a round-trip flight between Seoul and Philadelphia?

Prices are currently low for flights on this route. Typical prices usually range from $1,060 to $873. The lowest price recently found on this route was $981.

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Find the cheapest flights from Seoul to Philadelphia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:40 pm - 11:40 pm

ICN

PHL

17h 00m

1 stop

7:05 am - 5:55 pm

PHL

ICN

21h 50m

1 stop

$981Delta

Wed, Oct 21 - Sun, Oct 25

7:00 pm - 5:41 am

ICN

PHL

23h 41m

2 stops

6:40 pm - 4:20 pm

PHL

ICN

32h 40m

1 stop

$992Delta

Wed, Oct 21 - Sun, Oct 25

7:00 pm - 5:43 am

ICN

PHL

23h 43m

2 stops

6:15 am - 4:50 pm

PHL

ICN

21h 35m

2 stops

$1,004Delta

Mon, Sep 14 - Wed, Oct 14

1:20 am - 9:00 am

ICN

PHL

44h 40m

1 stop

8:50 pm - 5:15 pm

PHL

ICN

31h 25m

1 stop

$1,027Qatar Airways

Wed, Oct 21 - Mon, Oct 26

7:05 pm - 2:47 pm

ICN

PHL

32h 42m

2 stops

3:30 pm - 4:10 pm

PHL

ICN

35h 40m

2 stops

$1,041Air Canada

Wed, Oct 21 - Sun, Oct 25

5:45 pm - 2:47 pm

ICN

PHL

34h 02m

2 stops

3:30 pm - 4:10 pm

PHL

ICN

35h 40m

2 stops

$1,069Air Canada

Thu, Oct 22 - Mon, Oct 26

7:55 pm - 12:37 am

GMP

PHL

41h 42m

2 stops

6:10 am - 11:20 am

PHL

GMP

40h 10m

2 stops

$1,276ANA

Wed, Oct 21 - Sun, Oct 25

7:40 am - 9:32 pm

GMP

PHL

26h 52m

2 stops

6:10 am - 10:30 pm

PHL

GMP

27h 20m

2 stops

$1,325ANA

Fri, Oct 16 - Sun, Oct 25

7:15 pm - 4:44 pm

GMP

PHL

34h 29m

2 stops

8:25 am - 10:05 pm

PHL

GMP

48h 40m

2 stops

$1,609Japan Airlines

Wed, Oct 21 - Sun, Oct 25

7:15 pm - 4:44 pm

GMP

PHL

34h 29m

2 stops

8:25 am - 6:20 pm

PHL

GMP

44h 55m

2 stops

$1,681Japan Airlines

Wed, Oct 21 - Sun, Oct 25

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United Airlines flights from Seoul to Philadelphia

Our best United Airlines deals on Seoul to Philadelphia flight tickets

United Airlines

May 5

ICN4:50 pmIncheon Intl

34h 26m

3 stops

PHL2:16 pmPhiladelphia

May 8

PHL7:59 pmPhiladelphia

54h 01m

2 stops

ICN3:00 pmIncheon Intl

$1,677

United Airlines

May 6

ICN11:30 amIncheon Intl

18h 29m

1 stop

PHL4:59 pmPhiladelphia

May 6

PHL7:45 pmPhiladelphia

30h 15m

2 stops

ICN3:00 pmIncheon Intl

$3,816

Delta flights from Seoul to Philadelphia

Our best Delta deals on Seoul to Philadelphia flight tickets

Delta

Oct 21

ICN7:40 pmIncheon Intl

17h 00m

1 stop

PHL11:40 pmPhiladelphia

Oct 25

PHL7:05 amPhiladelphia

21h 50m

1 stop

ICN5:55 pmIncheon Intl

$981

Delta

Oct 21

ICN7:00 pmIncheon Intl

23h 41m

2 stops

PHL5:41 amPhiladelphia

Oct 25

PHL6:40 pmPhiladelphia

32h 40m

1 stop

ICN4:20 pmIncheon Intl

$992

Delta

Sep 14

ICN7:00 pmIncheon Intl

24h 05m

1 stop

PHL6:05 amPhiladelphia

Oct 14

PHL6:15 amPhiladelphia

21h 35m

2 stops

ICN4:50 pmIncheon Intl

$1,004

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Wed 10/21

7:40 pm-11:40 pm

1 stop17h 00m

Philadelphia

Sun 10/25

7:05 am-5:55 pm

1 stop21h 50m

$981

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Wed 10/21

7:00 pm-5:41 am

2 stops23h 41m

Philadelphia

Sun 10/25

6:40 pm-4:20 pm

1 stop32h 40m

$992

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Mon 9/14

7:00 pm-5:43 am

2 stops23h 43m

Philadelphia

Wed 10/14

6:15 am-4:50 pm

2 stops21h 35m

$1,004

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Wed 10/21

1:20 am-9:00 am

1 stop44h 40m

Philadelphia

Mon 10/26

8:50 pm-5:15 pm

1 stop31h 25m

$1,027

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Wed 10/21

7:05 pm-2:47 pm

2 stops32h 42m

Philadelphia

Sun 10/25

3:30 pm-4:10 pm

2 stops35h 40m

$1,041

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Thu 10/22

5:45 pm-2:47 pm

2 stops34h 02m

Philadelphia

Mon 10/26

3:30 pm-4:10 pm

2 stops35h 40m

$1,069

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

Wed 10/21

7:55 pm-12:37 am

2 stops41h 42m

Philadelphia

Sun 10/25

6:10 am-11:20 am

2 stops40h 10m

$1,276

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

Fri 10/16

7:40 am-9:32 pm

2 stops26h 52m

Philadelphia

Sun 10/25

6:10 am-10:30 pm

2 stops27h 20m

$1,325

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

Wed 10/21

7:15 pm-4:44 pm

2 stops34h 29m

Philadelphia

Sun 10/25

8:25 am-10:05 pm

2 stops48h 40m

$1,609

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

Wed 10/21

7:15 pm-4:44 pm

2 stops34h 29m

Philadelphia

Sun 10/25

8:25 am-6:20 pm

2 stops44h 55m

$1,681

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 Seoul 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

Layovers

Other information

What is the typical price of a round-trip flight between Seoul and Philadelphia?

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Seoul is in September. Flight prices, which tend to average around $470, are often lower during this time because this is during the off-season. The month of May is another great option to travel to Philadelphia, with average flight prices from Seoul averaging around $478.

Can stopping save me money on Seoul to Philadelphia flights?

You could potentially save up to 33% on your flight if you consider stops on a Seoul to Philadelphia flight.

How have Seoul to Philadelphia flight prices changed over time?

When to book flights from Seoul to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Seoul to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seoul to Philadelphia (SEL to PHL) flight deals and tips

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

Fastest flight time	17h 00m
Direct flights	None

The fastest flight from Seoul to Philadelphia takes 17h 00m

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

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Frequently asked questions about flying from Seoul to Philadelphia

How far is Seoul to Philadelphia by plane?
There are 6895.9 mi between Seoul and Philadelphia. Flights usually cover this in 17h 00m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Seoul to Philadelphia Airport?
Prices for flights from Seoul to Philadelphia Airport refresh daily.
How many operators does momondo search for flights from Seoul to Philadelphia Airport?
As of April 2026, there is 1 operator available to choose from for flights from Seoul to Philadelphia Airport.
How old do you have to be to fly from Seoul 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 Seoul 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.
What is the most popular airline from Seoul to Philadelphia?
momondo data reveals that the most frequently booked airline on the route from Seoul to Philadelphia is Delta, representing 100% of all bookings.

Best airlines flying from Seoul to Philadelphia

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $626	Free Cancellation	Rating 7.9 8,468 reviews		Search Delta flights

Wildwood

Rehoboth Beach

Cape May

Wildwood Crest

Ocean City

Cherry Hill

King of Prussia

Newark

Dewey Beach

Reading

Avalon

Dover

North Wildwood

Lewes

Stone Harbor

New Castle

Essington

Vineland

Pottstown

Somers Point

Why use momondo?

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

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

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

Yes. All flights to Philadelphia from Seoul on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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

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