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

United Airlines, Delta, and Japan Airlines are the most popular carriers operating from Philadelphia to South Korea

What airlines fly to South Korea?

AIR PREMIA, Air Canada and Korean Air are the top three most popular airlines that fly to South Korea from Philadelphia 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 South Korea. Keep in mind that there are 14 different airlines that fly to South Korea on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Philadelphia Airport to South Korea refresh daily.

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

As of December 2025, there are 5 operators available to choose from for flights from Philadelphia Airport to South Korea.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport to South Korea.

What documentation or ID do you need to fly to South Korea?

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

$367 Cheap Flights from Philadelphia to South Korea in 2025/26

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Find the cheapest flights from Philadelphia to South Korea

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:50 am - 6:25 pm

PHL

ICN

20h 35m1 stop

8:10 pm - 10:46 pm

ICN

PHL

16h 36m1 stop

$479Air Canada

Sun, Jan 18 - Sun, Jan 25

4:25 pm - 4:05 pm

PHL

ICN

34h 40m2 stops

5:45 pm - 2:37 pm

ICN

PHL

33h 52m2 stops

$801Air Canada

Sun, Apr 19 - Tue, May 19

4:25 pm - 4:05 pm

PHL

ICN

34h 40m2 stops

5:45 pm - 9:50 am

ICN

PHL

29h 05m2 stops

$804Air Canada

Sun, Apr 19 - Tue, May 19

7:06 pm - 6:35 pm

PHL

ICN

33h 29m1 stop

8:35 pm - 6:03 pm

ICN

PHL

35h 28m1 stop

$817Alaska Airlines

Fri, Jan 23 - Sun, Feb 8

8:50 am - 10:55 am

PHL

GMP

36h 05m2 stops

12:05 pm - 7:39 am

GMP

PHL

33h 34m2 stops

$892Japan Airlines

Mon, Feb 2 - Thu, Feb 19

3:07 pm - 10:55 am

PHL

GMP

29h 48m2 stops

7:40 pm - 12:55 pm

GMP

PHL

31h 15m2 stops

$893Japan Airlines

Sun, Jan 18 - Sun, Feb 1

6:02 am - 7:35 pm

PHL

PUS

23h 33m2 stops

4:10 pm - 11:56 pm

PUS

PHL

21h 46m2 stops

$1,211Korean Air

Sun, Jan 18 - Sun, Jan 25

6:51 pm - 7:45 pm

PHL

TAE

34h 54m2 stops

7:40 am - 12:26 am

TAE

PHL

30h 46m2 stops

$1,212Delta

Wed, Feb 11 - Wed, Feb 18

7:00 am - 8:45 pm

PHL

PUS

23h 45m2 stops

7:55 am - 11:56 pm

PUS

PHL

30h 01m2 stops

$1,214Delta

Thu, Jan 22 - Mon, Jan 26

5:40 am - 7:45 pm

PHL

TAE

24h 05m2 stops

7:40 am - 10:50 pm

TAE

PHL

29h 10m2 stops

$1,217Korean Air

Wed, Jan 21 - Sun, Jan 25

Air Canada flights from Philadelphia to South Korea

Our best Air Canada deals on Philadelphia to South Korea flight tickets

Air Canada

Jan 18

PHL7:50 amPhiladelphia

20h 35m

1 stop

ICN6:25 pmIncheon Intl

Jan 25

ICN8:10 pmIncheon Intl

16h 36m

1 stop

PHL10:46 pmPhiladelphia

$479

Find similar

Air Canada

Jan 18

PHL3:30 pmPhiladelphia

35h 40m

2 stops

ICN5:10 pmIncheon Intl

Jan 26

ICN6:55 pmIncheon Intl

33h 52m

2 stops

PHL2:47 pmPhiladelphia

$816

Find similar

Air Canada

Jan 11

PHL3:30 pmPhiladelphia

35h 40m

2 stops

ICN5:10 pmIncheon Intl

Jan 26

ICN6:55 pmIncheon Intl

33h 52m

2 stops

PHL2:47 pmPhiladelphia

$818

Find similar

United Airlines flights from Philadelphia to South Korea

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

United Airlines

Jan 7

PHL8:35 amPhiladelphia

31h 05m

1 stop

ICN5:40 amIncheon Intl

Feb 3

ICN12:45 pmIncheon Intl

23h 07m

1 stop

PHL9:52 pmPhiladelphia

$846

Find similar

United Airlines

Jan 9

PHL8:35 amPhiladelphia

41h 40m

1 stop

ICN4:15 pmIncheon Intl

Jan 30

ICN6:00 pmIncheon Intl

17h 52m

1 stop

PHL9:52 pmPhiladelphia

$853

Find similar

United Airlines

Dec 6

PHL6:15 amPhiladelphia

33h 25m

1 stop

ICN5:40 amIncheon Intl

Dec 13

ICN6:00 pmIncheon Intl

19h 22m

2 stops

PHL11:22 pmPhiladelphia

$858

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sun 1/18

7:50 am-6:25 pm

1 stop20h 35m

Incheon Intl

Sun 1/25

8:10 pm-10:46 pm

1 stop16h 36m

$479

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sun 4/19

4:25 pm-4:05 pm

2 stops34h 40m

Incheon Intl

Tue 5/19

5:45 pm-2:37 pm

2 stops33h 52m

$801

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sun 4/19

4:25 pm-4:05 pm

2 stops34h 40m

Incheon Intl

Tue 5/19

5:45 pm-9:50 am

2 stops29h 05m

$804

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Fri 1/23

7:06 pm-6:35 pm

1 stop33h 29m

Incheon Intl

Sun 2/8

8:35 pm-6:03 pm

1 stop35h 28m

$817

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Mon 2/2

8:50 am-10:55 am

2 stops36h 05m

Seoul Gimpo Intl

Thu 2/19

12:05 pm-7:39 am

2 stops33h 34m

$892

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Sun 1/18

3:07 pm-10:55 am

2 stops29h 48m

Seoul Gimpo Intl

Sun 2/1

7:40 pm-12:55 pm

2 stops31h 15m

$893

PhiladelphiaBusan

PHL - PUS

PHLPUS

Philadelphia

Sun 1/18

6:02 am-7:35 pm

2 stops23h 33m

Busan Gimhae

Sun 1/25

4:10 pm-11:56 pm

2 stops21h 46m

$1,211

PhiladelphiaDaegu

PHL - TAE

PHLTAE

Philadelphia

Wed 2/11

6:51 pm-7:45 pm

2 stops34h 54m

Daegu

Wed 2/18

7:40 am-12:26 am

2 stops30h 46m

$1,212

PhiladelphiaBusan

PHL - PUS

PHLPUS

Philadelphia

Thu 1/22

7:00 am-8:45 pm

2 stops23h 45m

Busan Gimhae

Mon 1/26

7:55 am-11:56 pm

2 stops30h 01m

$1,214

PhiladelphiaDaegu

PHL - TAE

PHLTAE

Philadelphia

Wed 1/21

5:40 am-7:45 pm

2 stops24h 05m

Daegu

Sun 1/25

7:40 am-10:50 pm

2 stops29h 10m

$1,217

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 South Korea

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

What is the cheapest month to fly to South Korea?

If you aren’t able to travel to South Korea during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $906.

What is the cheapest day to depart on your flight to South Korea?

On average, the least expensive day to fly to South Korea from Philadelphia is on a Friday. momondo users have found tickets for Friday departures for as low as $1,137. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Philadelphia to South Korea for around $1,368.

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

Flying to South Korea from Philadelphia in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,187 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,412 on average. Flights to South Korea from Philadelphia in the evening 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 South Korea?

You are more likely to see cheaper flights to South Korea from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to South Korea for around $1,075 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South Korea from Philadelphia for as low as $949 on momondo.

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

You could potentially save up to 29% on your flight if you consider stops on a Philadelphia to South Korea flight.

Cheap Philadelphia to South Korea flight deals and tips

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

Fastest flight time	19h 20m
Direct flights	None

The fastest flight from Philadelphia to South Korea takes 19h 20m

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

Search flight deals

When did momondo last update prices for flights from Philadelphia Airport to South Korea?
Prices for flights from Philadelphia Airport to South Korea refresh daily.
How many operators does momondo search for flights from Philadelphia Airport to South Korea?
As of December 2025, there are 5 operators available to choose from for flights from Philadelphia Airport to South Korea.
How old do you have to be to fly from Philadelphia Airport to South Korea?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport to South Korea.
What documentation or ID do you need to fly to South Korea?
The required travel and health documents for your South Korea 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 South Korea. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Philadelphia to South Korea

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $560	Free Cancellation	Rating 7.4 9,066 reviews	Search United Airlines flights
Air Canada	PriceFrom $795	Free Cancellation	Rating 7.1 10,500 reviews	Search Air Canada flights
Delta	PriceFrom $854	Free Cancellation	Rating 7.9 8,011 reviews	Search Delta flights
American Airlines	PriceFrom $871	Free Cancellation	Rating 7.2 11,045 reviews	Search American Airlines flights
Korean Air	PriceFrom $1,060	Free Cancellation	Rating 8.4 1,179 reviews	Search Korean Air flights

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to South Korea from Philadelphia with this policy.

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

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

If you are not ready to book a flight from Philadelphia to South Korea now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to South Korea and let you know when they change.

An easier way to manage your South Korea 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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Find better results for your trip to South Korea

Popular cities in South Korea

Flights to Seoulfrom $528

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Cheap flights from Philadelphia to South Korea from $367

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 South Korea departing on 3/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Philadelphia to South Korea

Cheap round-trip flights

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Cheap last minute flights

Air Canada flights from Philadelphia to South Korea

Our best Air Canada deals on Philadelphia to South Korea flight tickets

United Airlines flights from Philadelphia to South Korea

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

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

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

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 South Korea?

If you aren’t able to travel to South Korea during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $906.

What is the cheapest day to depart on your flight to South Korea?

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

How far in advance should I book a flight to South Korea?

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

You could potentially save up to 29% on your flight if you consider stops on a Philadelphia to South Korea flight.

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

United Airlines, Delta, and Japan Airlines are the most popular carriers operating from Philadelphia to South Korea

What airlines fly to South Korea?

Cheap Philadelphia to South Korea flight deals and tips

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

Fastest flight time

Direct flights

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

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

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

What documentation or ID do you need to fly to South Korea?

Best airlines flying from Philadelphia to South Korea

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

Why use momondo?

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

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

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

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

An easier way to manage your South Korea 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 South Korea

Popular cities in South Korea

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