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.

What airlines fly to Philadelphia?

AIR PREMIA, Asiana Airlines and Korean Air are the top three most popular airlines that fly to Philadelphia from Seoul according to our data. AIR PREMIA is the first choice among our users, with 41% 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.

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 layover airport offers the lowest fares from Seoul to Philadelphia?

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

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

Dallas (DFW) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

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 13h 50m and 16h 05m, respectively.

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

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

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 June 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.

$539 Cheap Flights from Seoul to Philadelphia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seoul to Philadelphia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:55 pm - 2:44 pm

ICN

PHL

33h 49m

2 stops

3:20 pm - 5:10 pm

PHL

ICN

35h 50m

2 stops

$1,155Air Canada

Mon, Nov 9 - Fri, Dec 4

6:55 pm - 2:44 pm

ICN

PHL

33h 49m

2 stops

9:15 am - 6:25 pm

PHL

ICN

19h 10m

1 stop

$1,156Air Canada

Mon, Nov 9 - Fri, Dec 4

6:55 pm - 2:44 pm

ICN

PHL

33h 49m

2 stops

3:20 pm - 5:10 pm

PHL

ICN

35h 50m

2 stops

$1,158Air Canada

Mon, Nov 9 - Fri, Dec 4

6:55 pm - 2:44 pm

ICN

PHL

57h 49m

2 stops

9:15 am - 6:25 pm

PHL

ICN

19h 10m

1 stop

$1,160Air Canada

Mon, Nov 9 - Fri, Dec 4

6:55 pm - 2:44 pm

ICN

PHL

33h 49m

2 stops

9:15 am - 5:10 pm

PHL

ICN

41h 55m

2 stops

$1,161Air Canada

Mon, Nov 9 - Fri, Dec 4

7:15 pm - 4:46 pm

GMP

PHL

34h 31m

2 stops

8:26 am - 9:15 pm

PHL

GMP

23h 49m

2 stops

$1,823Japan Airlines

Wed, Jul 1 - Mon, Jul 13

7:40 pm - 1:17 pm

GMP

PHL

31h 37m

2 stops

6:31 am - 10:05 pm

PHL

GMP

25h 34m

2 stops

$1,838Japan Airlines

Thu, Nov 5 - Mon, Nov 9

7:40 am - 9:19 pm

GMP

PHL

26h 39m

2 stops

6:10 am - 10:20 pm

PHL

GMP

27h 10m

2 stops

$2,946ANA

Sat, Jul 25 - Sat, Aug 1

8:00 am - 4:20 pm

GMP

PHL

21h 20m

2 stops

10:35 am - 9:15 pm

PHL

GMP

21h 40m

2 stops

$3,229Multiple Airlines

Fri, Aug 14 - Sun, Aug 23

12:40 pm - 9:29 pm

GMP

PHL

21h 49m

2 stops

6:10 am - 10:20 pm

PHL

GMP

27h 10m

2 stops

$4,083ANA

Wed, Sep 30 - Sat, May 1

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Air Canada flights from Seoul to Philadelphia

Our best Air Canada deals on Seoul to Philadelphia flight tickets

Air Canada

Nov 9

ICN6:55 pmIncheon Intl

33h 49m

2 stops

PHL2:44 pmPhiladelphia

Dec 4

PHL3:20 pmPhiladelphia

35h 50m

2 stops

ICN5:10 pmIncheon Intl

$1,155

Air Canada

Nov 9

ICN6:55 pmIncheon Intl

33h 49m

2 stops

PHL2:44 pmPhiladelphia

Dec 4

PHL9:15 amPhiladelphia

19h 10m

1 stop

ICN6:25 pmIncheon Intl

$1,156

Air Canada

Nov 9

ICN6:55 pmIncheon Intl

33h 49m

2 stops

PHL2:44 pmPhiladelphia

Dec 4

PHL3:20 pmPhiladelphia

35h 50m

2 stops

ICN5:10 pmIncheon Intl

$1,158

Qatar Airways flights from Seoul to Philadelphia

Our best Qatar Airways deals on Seoul to Philadelphia flight tickets

Qatar Airways

Aug 26

ICN1:20 amIncheon Intl

26h 45m

1 stop

PHL3:05 pmPhiladelphia

Sep 4

PHL9:30 pmPhiladelphia

30h 35m

1 stop

ICN5:05 pmIncheon Intl

$1,393

Qatar Airways

Aug 30

ICN1:20 amIncheon Intl

26h 45m

1 stop

PHL3:05 pmPhiladelphia

Nov 28

PHL8:30 pmPhiladelphia

30h 45m

1 stop

ICN5:15 pmIncheon Intl

$1,407

Qatar Airways

Nov 4

ICN12:20 amIncheon Intl

28h 20m

1 stop

PHL2:40 pmPhiladelphia

Nov 8

PHL8:30 pmPhiladelphia

30h 45m

1 stop

ICN5:15 pmIncheon Intl

$1,461

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Mon 11/9

6:55 pm-2:44 pm

2 stops33h 49m

Philadelphia

Fri 12/4

3:20 pm-5:10 pm

2 stops35h 50m

$1,155

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Mon 11/9

6:55 pm-2:44 pm

2 stops33h 49m

Philadelphia

Fri 12/4

9:15 am-6:25 pm

1 stop19h 10m

$1,156

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Mon 11/9

6:55 pm-2:44 pm

2 stops33h 49m

Philadelphia

Fri 12/4

3:20 pm-5:10 pm

2 stops35h 50m

$1,158

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Mon 11/9

6:55 pm-2:44 pm

2 stops57h 49m

Philadelphia

Fri 12/4

9:15 am-6:25 pm

1 stop19h 10m

$1,160

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Mon 11/9

6:55 pm-2:44 pm

2 stops33h 49m

Philadelphia

Fri 12/4

9:15 am-5:10 pm

2 stops41h 55m

$1,161

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

Wed 7/1

7:15 pm-4:46 pm

2 stops34h 31m

Philadelphia

Mon 7/13

8:26 am-9:15 pm

2 stops23h 49m

$1,823

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

Thu 11/5

7:40 pm-1:17 pm

2 stops31h 37m

Philadelphia

Mon 11/9

6:31 am-10:05 pm

2 stops25h 34m

$1,838

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

Sat 7/25

7:40 am-9:19 pm

2 stops26h 39m

Philadelphia

Sat 8/1

6:10 am-10:20 pm

2 stops27h 10m

$2,946

Quickest round-trip

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

Fri 8/14

8:00 am-4:20 pm

2 stops21h 20m

Philadelphia

Sun 8/23

10:35 am-9:15 pm

2 stops21h 40m

$3,229

SeoulPhiladelphia

GMP - PHL

GMPPHL

Seoul Gimpo Intl

Wed 9/30

12:40 pm-9:29 pm

2 stops21h 49m

Philadelphia

Sat 5/1

6:10 am-10:20 pm

2 stops27h 10m

$4,083

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 cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Seoul is in July. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Philadelphia, with average flight prices from Seoul averaging around $470.

Can stopping save me money on Seoul to Philadelphia flights?

You could potentially save up to 42% 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	21h 20m
Direct flights	None

The fastest flight from Seoul to Philadelphia takes 21h 20m

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

Search flight deals

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 21h 20m, 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 June 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 8,404 reviews		Search Delta flights

Wildwood

Rehoboth Beach

Cape May

Wildwood Crest

Ocean City

Cherry Hill

King of Prussia

Newark

Dewey Beach

Reading

Dover

North Wildwood

Essington

Avalon

Lewes

New Castle

Stone Harbor

Vineland

Chester

Pottstown

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.