Which airport is the most popular layover for flights between Philadelphia and Incheon Intl Airport?

Toronto (YYZ) was the most common stop: 63% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Philadelphia to Incheon Intl Airport?

Toronto (YYZ) has the shortest average layover time for this route: 1h 57m.

Which layover airport has the shortest travel time from Philadelphia to Incheon Intl Airport?

Flights connecting via Toronto (YYZ) have the shortest average one-way travel time: 19h 01m.

What airlines fly to Incheon Intl Airport?

AIR PREMIA, Air Canada and Korean Air are the top three most popular airlines that fly to Incheon Intl Airport from Philadelphia according to our data. AIR PREMIA is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Incheon Intl Airport. Keep in mind that there are 14 different airlines that fly to Incheon Intl Airport on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Philadelphia to Incheon Intl Airport?

Flights via Toronto (YYZ) offer the lowest average round-trip price of $944.

What is the cheapest airline that flies from Philadelphia to Incheon Intl?

United Airlines, Delta, and American Airlines are the most popular carriers operating from Philadelphia to Incheon Intl

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

Prices for flights from Philadelphia Airport to Incheon Intl Airport refresh daily.

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

The number of operators available for flights from Philadelphia Airport to Incheon Intl Airport is 5 as of February 2026.

How old do you have to be to fly from Philadelphia Airport to Incheon Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Incheon Intl Airport.

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

The travel and health documents you'll need for your trip to Incheon Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Incheon Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$434 Cheap Flights from Philadelphia to Incheon Intl Airport in 2026

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Find the cheapest flights from Philadelphia to Seoul

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:25 am - 6:35 pm

PHL

ICN

22h 10m

1 stop

7:05 pm - 10:43 pm

ICN

PHL

16h 38m

1 stop

$740Multiple Airlines

Wed, Apr 15 - Tue, May 19

7:25 am - 6:35 pm

PHL

ICN

22h 10m

1 stop

7:05 pm - 3:38 pm

ICN

PHL

33h 33m

1 stop

$840Multiple Airlines

Thu, Apr 16 - Wed, May 20

6:00 am - 3:30 pm

PHL

ICN

20h 30m

1 stop

7:25 pm - 12:57 am

ICN

PHL

18h 32m

1 stop

$869Delta

Mon, Mar 9 - Fri, Mar 20

8:06 pm - 3:30 pm

PHL

ICN

29h 24m

2 stops

6:00 pm - 12:57 am

ICN

PHL

19h 57m

1 stop

$873Delta

Mon, Mar 2 - Thu, Mar 12

6:50 pm - 4:30 pm

PHL

ICN

31h 40m

2 stops

7:25 pm - 12:24 am

ICN

PHL

18h 59m

1 stop

$874Delta

Wed, Feb 25 - Wed, Mar 4

8:29 pm - 4:50 pm

PHL

ICN

31h 21m

1 stop

7:25 pm - 12:57 am

ICN

PHL

18h 32m

1 stop

$875Delta

Sun, Mar 8 - Tue, Mar 17

4:00 pm - 4:45 pm

PHL

ICN

34h 45m

1 stop

7:15 pm - 12:54 am

ICN

PHL

19h 39m

1 stop

$876American Airlines

Mon, Feb 23 - Thu, Mar 5

6:20 pm - 4:40 am

PHL

ICN

21h 20m

1 stop

11:45 am - 7:15 am

ICN

PHL

32h 30m

1 stop

$877United Airlines

Sat, Mar 14 - Mon, Mar 23

6:21 pm - 4:20 am

PHL

ICN

20h 59m

1 stop

11:30 am - 5:15 pm

ICN

PHL

18h 45m

1 stop

$878United Airlines

Mon, Apr 6 - Wed, Apr 15

8:29 pm - 4:50 pm

PHL

ICN

31h 21m

1 stop

8:05 pm - 5:41 am

ICN

PHL

22h 36m

2 stops

$879Delta

Sun, Mar 8 - Wed, Mar 18

United Airlines flights from Philadelphia to Incheon Intl Airport

Our best United Airlines deals on Philadelphia to Incheon Intl Airport flight tickets

United Airlines

Feb 9

PHL8:35 amPhiladelphia

31h 05m

1 stop

ICN5:40 amIncheon Intl

Feb 16

ICN12:45 pmIncheon Intl

22h 48m

1 stop

PHL9:33 pmPhiladelphia

$869

United Airlines

Feb 9

PHL1:10 pmPhiladelphia

26h 30m

2 stops

ICN5:40 amIncheon Intl

Feb 14

ICN12:45 pmIncheon Intl

22h 48m

1 stop

PHL9:33 pmPhiladelphia

$874

United Airlines

Mar 14

PHL6:20 pmPhiladelphia

21h 20m

1 stop

ICN4:40 amIncheon Intl

Mar 23

ICN11:45 amIncheon Intl

32h 30m

1 stop

PHL7:15 amPhiladelphia

$877

Air Canada flights from Philadelphia to Incheon Intl Airport

Our best Air Canada deals on Philadelphia to Incheon Intl Airport flight tickets

Air Canada

Feb 12

PHL3:30 pmPhiladelphia

35h 40m

2 stops

ICN5:10 pmIncheon Intl

Mar 10

ICN5:55 pmIncheon Intl

33h 52m

2 stops

PHL2:47 pmPhiladelphia

$1,906

Air Canada

Feb 9

PHL7:50 amPhiladelphia

20h 35m

1 stop

ICN6:25 pmIncheon Intl

Feb 13

ICN5:55 pmIncheon Intl

42h 51m

2 stops

PHL10:46 pmPhiladelphia

$1,985

Air Canada

Feb 9

PHL3:30 pmPhiladelphia

34h 30m

2 stops

ICN4:00 pmIncheon Intl

Feb 13

ICN5:55 pmIncheon Intl

34h 52m

2 stops

PHL2:47 pmPhiladelphia

$2,144

momondo Fare Finder

Use the filters below to find and compare flights from Philadelphia to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Wed 4/15

7:25 am-6:35 pm

1 stop22h 10m

Incheon Intl

Tue 5/19

7:05 pm-10:43 pm

1 stop16h 38m

$740

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Thu 4/16

7:25 am-6:35 pm

1 stop22h 10m

Incheon Intl

Wed 5/20

7:05 pm-3:38 pm

1 stop33h 33m

$840

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Mon 3/9

6:00 am-3:30 pm

1 stop20h 30m

Incheon Intl

Fri 3/20

7:25 pm-12:57 am

1 stop18h 32m

$869

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Mon 3/2

8:06 pm-3:30 pm

2 stops29h 24m

Incheon Intl

Thu 3/12

6:00 pm-12:57 am

1 stop19h 57m

$873

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Wed 2/25

6:50 pm-4:30 pm

2 stops31h 40m

Incheon Intl

Wed 3/4

7:25 pm-12:24 am

1 stop18h 59m

$874

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sun 3/8

8:29 pm-4:50 pm

1 stop31h 21m

Incheon Intl

Tue 3/17

7:25 pm-12:57 am

1 stop18h 32m

$875

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Mon 2/23

4:00 pm-4:45 pm

1 stop34h 45m

Incheon Intl

Thu 3/5

7:15 pm-12:54 am

1 stop19h 39m

$876

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sat 3/14

6:20 pm-4:40 am

1 stop21h 20m

Incheon Intl

Mon 3/23

11:45 am-7:15 am

1 stop32h 30m

$877

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Mon 4/6

6:21 pm-4:20 am

1 stop20h 59m

Incheon Intl

Wed 4/15

11:30 am-5:15 pm

1 stop18h 45m

$878

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sun 3/8

8:29 pm-4:50 pm

1 stop31h 21m

Incheon Intl

Wed 3/18

8:05 pm-5:41 am

2 stops22h 36m

$879

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 Philadelphia 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

Prices

Airlines

Layovers

What is the cheapest month to fly to Incheon Intl Airport?

The cheapest month to fly to Incheon Intl Airport from Philadelphia is in January. Flight prices, which tend to average around $845, 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 January, then departing from Philadelphia during the month March is also very affordable. Most momondo users find prices during this month for around $866.

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 Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around $1,077 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 Philadelphia for as low as $908 on momondo.

How have Philadelphia to Incheon Intl Airport flight prices changed over time?

When to book flights from Philadelphia to Incheon Intl Airport

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

Estimated round-trip price

Cheap Philadelphia to Incheon Intl Airport (PHL to ICN) flight deals and tips

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

Fastest flight time	19h 20m
Direct flights	None

The fastest flight from Philadelphia to Incheon Intl Airport takes 19h 20m

There are no direct flights from Philadelphia to Incheon Intl Airport. There are no popular flight routes from Philadelphia to Incheon Intl Airport.

Search flight deals

How far is Philadelphia to Incheon Intl by plane?
Philadelphia and Incheon Intl are 6911.2 mi apart from one another. A reasonable flight in good conditions will take 19h 20m.
When did momondo last update prices for flights from Philadelphia Airport to Incheon Intl Airport?
Prices for flights from Philadelphia Airport to Incheon Intl Airport refresh daily.
How many operators does momondo search for flights from Philadelphia Airport to Incheon Intl Airport?
The number of operators available for flights from Philadelphia Airport to Incheon Intl Airport is 5 as of February 2026.
How old do you have to be to fly from Philadelphia Airport to Incheon Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Incheon Intl Airport.
What documentation or ID do you need to fly to Incheon Intl Airport?
The travel and health documents you'll need for your trip to Incheon Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Incheon Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Philadelphia to Incheon Intl Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Philadelphia to Incheon Intl Airport is Air Canada (49% of total bookings). The next most popular airlines are Delta (28%), United Airlines (9%), and Korean Air (7%).

Best airlines flying from Philadelphia to Incheon Intl Airport

Compare and see reviews for airlines that fly from Philadelphia to Incheon Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $504	Free Cancellation	Rating 7.4 9,241 reviews	Search United Airlines flights
Air Canada	PriceFrom $775	Free Cancellation	Rating 7.1 10,694 reviews	Search Air Canada flights
Delta	PriceFrom $845	Free Cancellation	Rating 7.9 8,153 reviews	Search Delta flights
American Airlines	PriceFrom $845	Free Cancellation	Rating 7.2 11,238 reviews	Search American Airlines flights
Korean Air	PriceFrom $1,076	Free Cancellation	Rating 8.4 1,188 reviews	Search Korean Air flights

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Anyang

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

It is quick and easy to find Philadelphia 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 Philadelphia to Seoul with flexible booking policies on momondo?

Flights from Philadelphia to Seoul with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Philadelphia 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 Philadelphia to Seoul right now. Can momondo alert me if prices change?

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

An easier way to manage your Incheon Intl Airport trip

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Flights to Seoul Gimpo Intl Airportfrom $862

Cheap flights from Philadelphia to Seoul from $434

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Seoul departing on 2/10. 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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United Airlines flights from Philadelphia to Incheon Intl Airport

Our best United Airlines deals on Philadelphia to Incheon Intl Airport flight tickets

Air Canada flights from Philadelphia to Incheon Intl Airport

Our best Air Canada deals on Philadelphia to Incheon Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Philadelphia to Incheon Intl Airport that are best for you.

See travel insights to Seoul from

How to get the cheapest flight ticket from Philadelphia to Incheon Intl Airport

What is the cheapest month to fly to Incheon Intl Airport?

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

How have Philadelphia to Incheon Intl Airport flight prices changed over time?

What is the cheapest airline that flies from Philadelphia to Incheon Intl?

United Airlines, Delta, and American Airlines are the most popular carriers operating from Philadelphia to Incheon Intl

What airlines fly to Incheon Intl Airport?

Which airport is the most popular layover for flights between Philadelphia and Incheon Intl Airport?

Toronto (YYZ) was the most common stop: 63% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Philadelphia to Incheon Intl Airport?

Flights via Toronto (YYZ) offer the lowest average round-trip price of $944.

Which layover airport has the shortest travel time from Philadelphia to Incheon Intl Airport?

Flights connecting via Toronto (YYZ) have the shortest average one-way travel time: 19h 01m.

Which layover airport has the shortest connection time from Philadelphia to Incheon Intl Airport?

Toronto (YYZ) has the shortest average layover time for this route: 1h 57m.

When to book flights from Philadelphia to Incheon Intl Airport

Cheap Philadelphia to Incheon Intl Airport (PHL to ICN) flight deals and tips

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

Fastest flight time

Direct flights

How far is Philadelphia to Incheon Intl by plane?

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

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

How old do you have to be to fly from Philadelphia Airport to Incheon Intl Airport?

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

What is the most popular airline from Philadelphia to Incheon Intl Airport?

Best airlines flying from Philadelphia to Incheon Intl Airport

Compare and see reviews for airlines that fly from Philadelphia to Incheon Intl Airport with momondo

Traveling to a place near Seoul?

Why use momondo?

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

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

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

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

An easier way to manage your Incheon Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Seoul

Popular cities in South Korea

Popular flights according to clicks in the last 7 days on momondo

Philadelphia flight routes

According to popular flight searches on momondo this year

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According to popular flight searches on momondo this year

Fly your favorite airline to Seoul

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List of cabin classes available on flights landing in Seoul. Availability may vary depending on flight origin and airline.

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