What airlines fly to South Korea?

AIR PREMIA, Asiana Airlines 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 60% of people opting to fly with this airline when traveling to South Korea. Keep in mind that there are 10 different airlines that fly to South Korea on a routine basis, so you have a few additional options to choose from.

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

American Airlines, Alaska Airlines, and Japan Airlines are the most popular carriers operating from Philadelphia to South Korea

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 October 2026, there are 6 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.

$454 Cheap Flights from Philadelphia to South Korea in 2026/27

Discover deals from 900+ travel sites with momondo.

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.

9:20 am - 5:40 amPHL Philadelphia-ICN Incheon Intl

30h 20m1 stop San Francisco

12:45 pm - 5:38 pmICN Incheon Intl-PHL Philadelphia

18h 53m1 stop San Francisco

$1,149United Airlines

Wed, Dec 2 - Wed, Dec 9

3:30 pm - 4:20 amPHL Philadelphia-ICN Incheon Intl

23h 50m2 stops Denver Intl San Francisco

11:30 am - 9:20 pmICN Incheon Intl-PHL Philadelphia

22h 50m1 stop San Francisco

$1,149United Airlines

Mon, Apr 5 - Thu, Apr 15

7:00 am - 5:30 pmPHL Philadelphia-ICN Incheon Intl

21h 30m1 stop Seattle/Tacoma Intl

7:35 pm - 5:55 amICN Incheon Intl-PHL Philadelphia

23h 20m1 stop Seattle/Tacoma Intl

$1,149Alaska Airlines

Mon, Apr 19 - Fri, Apr 30

7:02 am - 5:35 pmPHL Philadelphia-ICN Incheon Intl

20h 33m1 stop Seattle/Tacoma Intl

8:00 pm - 5:40 amICN Incheon Intl-PHL Philadelphia

23h 40m1 stop Seattle/Tacoma Intl

$1,168Alaska Airlines

Sat, Nov 14 - Sat, Nov 21

9:15 am - 6:25 pmPHL Philadelphia-ICN Incheon Intl

19h 10m1 stop Toronto Pearson Intl

8:10 pm - 10:46 pmICN Incheon Intl-PHL Philadelphia

40h 36m1 stop Toronto Pearson Intl

$1,178Air Canada

Sun, Nov 1 - Mon, Nov 9

9:40 am - 5:25 pmPHL Philadelphia-ICN Incheon Intl

18h 45m1 stop Boston Logan Intl

9:30 am - 5:19 pmICN Incheon Intl-PHL Philadelphia

20h 49m1 stop Boston Logan Intl

$1,185Korean Air

Fri, Apr 9 - Fri, Apr 23

5:15 am - 6:20 pmPHL Philadelphia-ICN Incheon Intl

23h 05m1 stop Atlanta Hartsfield-Jackson

8:45 am - 4:14 pmICN Incheon Intl-PHL Philadelphia

21h 29m1 stop Atlanta Hartsfield-Jackson

$1,188Korean Air

Fri, Dec 4 - Fri, Dec 11

9:15 pm - 4:25 pmPHL Philadelphia-ICN Incheon Intl

29h 10m1 stop Dallas/Fort Worth

6:50 pm - 10:41 pmICN Incheon Intl-PHL Philadelphia

17h 51m1 stop Dallas/Fort Worth

$1,218American Airlines

Sun, Feb 21 - Fri, Feb 26

9:44 pm - 4:45 pmPHL Philadelphia-ICN Incheon Intl

29h 01m2 stops Atlanta Hartsfield-Jackson Dallas/Fort Worth

6:50 pm - 7:51 amICN Incheon Intl-PHL Philadelphia

27h 01m2 stops Dallas/Fort Worth Cincinnati Cinci./N. Kentucky

$1,223American Airlines

Sun, Dec 27 - Thu, Jan 21

3:20 pm - 5:10 pmPHL Philadelphia-ICN Incheon Intl

59h 50m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

6:55 pm - 2:39 pmICN Incheon Intl-PHL Philadelphia

33h 44m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,260Air Canada

Sat, Nov 14 - Wed, Nov 18

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 4:55 pmPHL Philadelphia-ICN Incheon Intl

21h 55m1 stop Boston Logan Intl

8:00 pm - 5:41 amICN Incheon Intl-PHL Philadelphia

22h 41m1 stop Seattle/Tacoma Intl

$1,270Multiple Airlines

Sun, Oct 25 - Mon, Oct 26

5:45 am - 3:50 pmPHL Philadelphia-ICN Incheon Intl

21h 05m1 stop Minneapolis St Paul

7:10 pm - 2:44 pmICN Incheon Intl-PHL Philadelphia

32h 34m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$1,377Multiple Airlines

Sun, Oct 25 - Mon, Oct 26

5:43 am - 4:45 pmPHL Philadelphia-ICN Incheon Intl

22h 02m2 stops Chicago O'Hare Intl Dallas/Fort Worth

6:50 pm - 5:35 amICN Incheon Intl-PHL Philadelphia

23h 45m2 stops Dallas/Fort Worth Denver Intl

$1,767American Airlines

Sun, Oct 25 - Mon, Oct 26

5:30 pm - 12:00 pmPHL Philadelphia-ICN Incheon Intl

29h 30m2 stops Los Angeles Manila Ninoy Aquino Intl

7:30 am - 7:06 amICN Incheon Intl-PHL Philadelphia

37h 36m2 stops Manila Ninoy Aquino Intl Los Angeles

$5,833Multiple Airlines

Sun, Oct 25 - Mon, Nov 2

5:05 pm - 4:10 pmPHL Philadelphia-ICN Incheon Intl

34h 05m2 stops Toronto Pearson Intl Vancouver Intl

5:45 pm - 10:04 amICN Incheon Intl-PHL Philadelphia

29h 19m2 stops Vancouver Intl Toronto Pearson Intl

$6,272Asiana Airlines

Wed, Oct 28 - Mon, Jul 19

5:05 pm - 4:10 pmPHL Philadelphia-ICN Incheon Intl

34h 05m2 stops Toronto Pearson Intl Vancouver Intl

7:05 pm - 10:44 pmICN Incheon Intl-PHL Philadelphia

16h 39m1 stop Toronto Pearson Intl

$6,299Asiana Airlines

Wed, Oct 28 - Mon, Jul 19

5:05 pm - 5:25 pmPHL Philadelphia-ICN Incheon Intl

35h 20m1 stop Toronto Pearson Intl

6:55 pm - 2:39 pmICN Incheon Intl-PHL Philadelphia

33h 44m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$8,167Air Canada

Sun, Oct 25 - Mon, Nov 2

3:20 pm - 4:10 pmPHL Philadelphia-ICN Incheon Intl

35h 50m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

6:00 pm - 6:40 pmICN Incheon Intl-PHL Philadelphia

37h 40m2 stops Montreal Pierre Elliott Trudeau Intl Washington, D.C. Dulles Intl

$9,077Air Canada

Tue, Oct 27 - Wed, Jul 21

6:21 pm - 4:40 amPHL Philadelphia-ICN Incheon Intl

21h 19m1 stop San Francisco

11:30 am - 9:20 pmICN Incheon Intl-PHL Philadelphia

22h 50m1 stop San Francisco

$9,618United Airlines

Mon, Oct 26 - Wed, Jul 21

9:45 am - 4:40 amPHL Philadelphia-ICN Incheon Intl

29h 55m2 stops Chicago O'Hare Intl San Francisco

11:30 am - 4:58 pmICN Incheon Intl-PHL Philadelphia

18h 28m1 stop San Francisco

$9,618United Airlines

Wed, Oct 28 - Tue, Jul 20

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United Airlines flights from Philadelphia to South Korea

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

United Airlines

Nov 1

PHL6:00 amPhiladelphia

20h 15m

1 stop

ICN4:15 pmIncheon Intl

Nov 14

ICN12:45 pmIncheon Intl

18h 30m

1 stop

PHL5:15 pmPhiladelphia

$1,149

United Airlines

Jan 12

PHL4:55 pmPhiladelphia

33h 30m

2 stops

ICN4:25 pmIncheon Intl

Jan 20

ICN12:45 pmIncheon Intl

18h 48m

1 stop

PHL5:33 pmPhiladelphia

$1,153

United Airlines

Jan 3

PHL1:01 pmPhiladelphia

26h 39m

2 stops

ICN5:40 amIncheon Intl

Jan 20

ICN12:45 pmIncheon Intl

18h 48m

1 stop

PHL5:33 pmPhiladelphia

$1,158

Delta flights from Philadelphia to South Korea

Our best Delta deals on Philadelphia to South Korea flight tickets

Delta

Apr 19

PHL12:09 pmPhiladelphia

26h 51m

1 stop

ICN4:00 amIncheon Intl

Apr 30

ICN7:20 pmIncheon Intl

23h 21m

1 stop

PHL5:41 amPhiladelphia

$1,218

Delta

Feb 13

PHL2:12 pmPhiladelphia

25h 33m

1 stop

ICN5:45 amIncheon Intl

Feb 24

ICN8:35 pmIncheon Intl

17h 05m

1 stop

PHL11:40 pmPhiladelphia

$1,219

Delta

Apr 19

PHL5:15 pmPhiladelphia

21h 45m

2 stops

ICN4:00 amIncheon Intl

Apr 29

ICN7:00 pmIncheon Intl

23h 41m

2 stops

PHL5:41 amPhiladelphia

$1,223

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Wed 12/2

9:20 am-5:40 am

1 stop30h 20m

Incheon Intl

Wed 12/9

12:45 pm-5:38 pm

1 stop18h 53m

$1,149

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Mon 4/5

3:30 pm-4:20 am

2 stops23h 50m

Incheon Intl

Thu 4/15

11:30 am-9:20 pm

1 stop22h 50m

$1,149

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Mon 4/19

7:00 am-5:30 pm

1 stop21h 30m

Incheon Intl

Fri 4/30

7:35 pm-5:55 am

1 stop23h 20m

$1,149

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sat 11/14

7:02 am-5:35 pm

1 stop20h 33m

Incheon Intl

Sat 11/21

8:00 pm-5:40 am

1 stop23h 40m

$1,168

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sun 11/1

9:15 am-6:25 pm

1 stop19h 10m

Incheon Intl

Mon 11/9

8:10 pm-10:46 pm

1 stop40h 36m

$1,178

Quickest round-trip

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Fri 4/9

9:40 am-5:25 pm

1 stop18h 45m

Incheon Intl

Fri 4/23

9:30 am-5:19 pm

1 stop20h 49m

$1,185

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Fri 12/4

5:15 am-6:20 pm

1 stop23h 05m

Incheon Intl

Fri 12/11

8:45 am-4:14 pm

1 stop21h 29m

$1,188

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sun 2/21

9:15 pm-4:25 pm

1 stop29h 10m

Incheon Intl

Fri 2/26

6:50 pm-10:41 pm

1 stop17h 51m

$1,218

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sun 12/27

9:44 pm-4:45 pm

2 stops29h 01m

Incheon Intl

Thu 1/21

6:50 pm-7:51 am

2 stops27h 01m

$1,223

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sat 11/14

3:20 pm-5:10 pm

2 stops59h 50m

Incheon Intl

Wed 11/18

6:55 pm-2:39 pm

2 stops33h 44m

$1,260

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 November is also cheap. Prices for this month can be found on momondo for an average of $928.

How far in advance should I book a flight from Philadelphia 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 $1,169 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 $952 on momondo.

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

You could potentially save up to 21% 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

Best Price Found	$454
Fastest flight time	19h 15m
Direct flights	None

The best one-way flight to South Korea from Philadelphia in the past 72 hours is $454. The best round-trip flight deal from Philadelphia to South Korea found on momondo in the last 72 hours is $1,149.

The fastest flight from Philadelphia to South Korea takes 19h 15m

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

Search flight deals

Frequently asked questions about flying from Philadelphia to South Korea

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 October 2026, there are 6 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
Korean Air	PriceFrom $612	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights
American Airlines	PriceFrom $738	Free Cancellation	Rating 7.0 12,186 reviews	Search American Airlines flights
Air Canada	PriceFrom $808	Free Cancellation	Rating 7.1 11,794 reviews	Search Air Canada flights
United Airlines	PriceFrom $850	Free Cancellation	Rating 7.3 10,404 reviews	Search United Airlines flights
Delta	PriceFrom $865	Free Cancellation	Rating 7.8 8,662 reviews	Search Delta flights
Asiana Airlines	PriceFrom $915	Free Cancellation	Rating 8.1 567 reviews	Search Asiana Airlines 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.

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Cheap flights from Philadelphia to South Korea from $454

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 1/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Philadelphia to South Korea

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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United Airlines flights from Philadelphia to South Korea

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

Delta flights from Philadelphia to South Korea

Our best Delta deals on Philadelphia to South Korea flight tickets

momondo Fare Finder

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

See travel insights to South Korea from

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

What is the cheapest month to fly to South Korea?

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

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

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

What airlines fly to South Korea?

Cheap Philadelphia to South Korea flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Philadelphia 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?

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

Philadelphia flight routes

According to popular flight searches on momondo this year

South Korea flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to South Korea

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to South Korea

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

Complete your trip to South Korea

Explore popular destinations other users love

According to popular flight searches on momondo this year