What airlines fly to Incheon Intl Airport?

AIR PREMIA, Air Canada and Delta 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 57% of people opting to fly with this airline when traveling to Incheon Intl Airport. Keep in mind that there are 8 different airlines that fly to Incheon Intl Airport on a routine basis, so you have a few additional options to choose from.

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

Minneapolis (MSP) 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 Montreal (YUL) offer the lowest average round-trip price of $857.

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

Montreal (YUL) has the shortest average layover time for this route: 1h 49m.

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

Flights connecting via Montreal (YUL) have the shortest average one-way travel time: 18h 05m.

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

Hawaiian Airlines, United Airlines, and Air Canada 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 July 2025.

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.

$312 Cheap Flights from Philadelphia to Incheon Intl Airport in 2025

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Find the cheapest flights from Philadelphia to Seoul

Round-trip

One-way

Last minute

Cheap round-trip flights

6:57 pm - 6:35 pmPHL-ICN

34h 38m1 stop

6:00 pm - 2:38 pmICN-PHL

33h 38m1 stop

$804

Find Deal

vie., sep. 12 - vie., sep. 19

9:25 am - 4:00 amPHL-ICN

29h 35m1 stop

6:50 pm - 11:32 pmICN-PHL

17h 42m1 stop

$826Delta

Find Deal

sáb., sep. 13 - dom., sep. 21

6:00 am - 4:30 pmPHL-ICN

21h 30m2 stops

6:50 pm - 12:54 amICN-PHL

19h 04m1 stop

$831Delta

Find Deal

sáb., sep. 13 - dom., sep. 21

7:29 pm - 2:10 pmPHL-ICN

29h 41m1 stop

6:40 pm - 11:49 pmICN-PHL

18h 09m1 stop

$846Delta

Find Deal

dom., sep. 28 - dom., oct. 12

7:00 am - 3:20 pmPHL-ICN

19h 20m1 stop

7:20 pm - 8:41 amICN-PHL

26h 21m2 stops

$851Delta

Find Deal

dom., sep. 28 - dom., oct. 12

8:15 am - 4:20 amPHL-ICN

31h 05m2 stops

11:30 am - 5:27 pmICN-PHL

18h 57m1 stop

$856United Airlines

Find Deal

mar., sep. 16 - mar., sep. 30

6:34 am - 3:00 pmPHL-ICN

19h 26m1 stop

11:30 am - 12:45 amICN-PHL

26h 15m3 stops

$861United Airlines

Find Deal

vie., sep. 26 - vie., oct. 10

8:15 am - 5:40 amPHL-ICN

31h 25m2 stops

6:00 pm - 5:18 amICN-PHL

25h 18m1 stop

$866United Airlines

Find Deal

mié., nov. 5 - mié., nov. 19

3:25 pm - 4:05 pmPHL-ICN

35h 40m2 stops

5:45 pm - 9:54 amICN-PHL

29h 09m2 stops

$883Air Canada

Find Deal

dom., sep. 28 - lun., oct. 13

4:50 pm - 4:05 pmPHL-ICN

34h 15m2 stops

6:55 pm - 2:47 pmICN-PHL

33h 52m2 stops

$891Air Canada

Find Deal

mar., oct. 14 - mar., nov. 4

Delta flights from Philadelphia to Incheon Intl Airport

Our best Delta deals on Philadelphia to Incheon Intl Airport flight tickets

Delta

Sep 13

PHL9:25 amPhiladelphia

29h 35m

1 stop

ICN4:00 amIncheon Intl

Sep 21

ICN6:50 pmIncheon Intl

17h 42m

1 stop

PHL11:32 pmPhiladelphia

$826

Find similar

Delta

Sep 13

PHL6:00 amPhiladelphia

21h 30m

2 stops

ICN4:30 pmIncheon Intl

Sep 21

ICN6:50 pmIncheon Intl

19h 04m

1 stop

PHL12:54 amPhiladelphia

$831

Find similar

Delta

Sep 28

PHL7:29 pmPhiladelphia

29h 41m

1 stop

ICN2:10 pmIncheon Intl

Oct 12

ICN6:40 pmIncheon Intl

18h 09m

1 stop

PHL11:49 pmPhiladelphia

$846

Find similar

United Airlines flights from Philadelphia to Incheon Intl Airport

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

United Airlines

Sep 16

PHL8:15 amPhiladelphia

31h 05m

2 stops

ICN4:20 amIncheon Intl

Sep 30

ICN11:30 amIncheon Intl

18h 57m

1 stop

PHL5:27 pmPhiladelphia

$856

Find similar

United Airlines

Sep 26

PHL6:34 amPhiladelphia

19h 26m

1 stop

ICN3:00 pmIncheon Intl

Oct 10

ICN11:30 amIncheon Intl

26h 15m

3 stops

PHL12:45 amPhiladelphia

$861

Find similar

United Airlines

Nov 5

PHL8:15 amPhiladelphia

31h 25m

2 stops

ICN5:40 amIncheon Intl

Nov 19

ICN6:00 pmIncheon Intl

25h 18m

1 stop

PHL5:18 amPhiladelphia

$866

Find similar

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

vie. 9/12

6:57 pm-6:35 pm

1 stop34h 38m

Incheon Intl

vie. 9/19

6:00 pm-2:38 pm

1 stop33h 38m

$804

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

sáb. 9/13

9:25 am-4:00 am

1 stop29h 35m

Incheon Intl

dom. 9/21

6:50 pm-11:32 pm

1 stop17h 42m

$826

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

sáb. 9/13

6:00 am-4:30 pm

2 stops21h 30m

Incheon Intl

dom. 9/21

6:50 pm-12:54 am

1 stop19h 04m

$831

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

dom. 9/28

7:29 pm-2:10 pm

1 stop29h 41m

Incheon Intl

dom. 10/12

6:40 pm-11:49 pm

1 stop18h 09m

$846

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

dom. 9/28

7:00 am-3:20 pm

1 stop19h 20m

Incheon Intl

dom. 10/12

7:20 pm-8:41 am

2 stops26h 21m

$851

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

mar. 9/16

8:15 am-4:20 am

2 stops31h 05m

Incheon Intl

mar. 9/30

11:30 am-5:27 pm

1 stop18h 57m

$856

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

vie. 9/26

6:34 am-3:00 pm

1 stop19h 26m

Incheon Intl

vie. 10/10

11:30 am-12:45 am

3 stops26h 15m

$861

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

mié. 11/5

8:15 am-5:40 am

2 stops31h 25m

Incheon Intl

mié. 11/19

6:00 pm-5:18 am

1 stop25h 18m

$866

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

dom. 9/28

3:25 pm-4:05 pm

2 stops35h 40m

Incheon Intl

lun. 10/13

5:45 pm-9:54 am

2 stops29h 09m

$883

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

mar. 10/14

4:50 pm-4:05 pm

2 stops34h 15m

Incheon Intl

mar. 11/4

6:55 pm-2:47 pm

2 stops33h 52m

$891

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 April. Flight prices, which tend to average around $870, 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 April, then departing from Philadelphia during the month March is also very affordable. Most momondo users find prices during this month for around $874.

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

The cheapest day to depart from Philadelphia 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 Philadelphia 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 Philadelphia 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 Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around $1,093 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 $933 on momondo.

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

As of July 2025, prices for Philadelphia to Incheon Intl Airport flights are approximately 31% cheaper when compared to flights at the same time last year.

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

Best Price Found	$312
Fastest flight time	17h 50m
Direct flights	None

The best one-way flight to Incheon Intl Airport from Philadelphia in the past 72 hours is $312. The best round-trip flight deal from Philadelphia to Incheon Intl Airport found on momondo in the last 72 hours is $804.

The fastest flight from Philadelphia to Incheon Intl Airport takes 17h 50m

There are no direct flights from Philadelphia to Incheon Intl Airport. Popular non-direct route for this connection is Philadelphia Airport - 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 17h 50m.
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 July 2025.
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 (63% of total bookings). The next most popular airlines are Delta (19%), United Airlines (7%), 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 $560	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
Air Canada	PriceFrom $795	Free Cancellation	Rating 7.1 9,851 reviews	Search Air Canada flights
American Airlines	PriceFrom $871	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $872	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
Korean Air	PriceFrom $1,070	Free Cancellation	Rating 8.4 1,121 reviews	Search Korean Air flights

Suwon

Seongnam

Daejeon

Anyang

Why use momondo?

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

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.

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Flights to Seoul Gimpo Intl Airportfrom $654

Cheap flights from Philadelphia to Seoul from $312

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 10/11. 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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Big names and deals

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Filter for what you want

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Delta flights from Philadelphia to Incheon Intl Airport

Our best Delta deals on Philadelphia to Incheon Intl Airport flight tickets

United Airlines flights from Philadelphia to Incheon Intl Airport

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

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

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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

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

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

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

As of July 2025, prices for Philadelphia to Incheon Intl Airport flights are approximately 31% cheaper when compared to flights at the same time last year.

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

Hawaiian Airlines, United Airlines, and Air Canada 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?

Minneapolis (MSP) 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 Montreal (YUL) offer the lowest average round-trip price of $857.

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

Flights connecting via Montreal (YUL) have the shortest average one-way travel time: 18h 05m.

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

Montreal (YUL) has the shortest average layover time for this route: 1h 49m.

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

Best Price Found

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