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

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

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 58% of people opting to fly with this airline when traveling to South Korea. Keep in mind that there are 12 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 July 2026, there are 7 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.

$458 Cheap Flights from Philadelphia to South Korea in 2026

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.

7:02 am - 5:30 pm

PHL

ICN

21h 28m

1 stop

7:15 pm - 12:26 pm

ICN

PHL

30h 11m

2 stops

$1,025Multiple Airlines

Wed, Aug 19 - Mon, Sep 7

7:02 am - 5:30 pm

PHL

ICN

21h 28m

1 stop

7:15 pm - 12:26 pm

ICN

PHL

30h 11m

2 stops

$1,045Multiple Airlines

Wed, Aug 26 - Mon, Aug 31

3:25 pm - 4:05 pm

PHL

ICN

35h 40m

2 stops

5:45 pm - 9:32 pm

ICN

PHL

40h 47m

2 stops

$1,046Air Canada

Sun, Sep 6 - Tue, Sep 22

4:20 pm - 4:05 pm

PHL

ICN

34h 45m

2 stops

6:55 pm - 2:44 pm

ICN

PHL

33h 49m

2 stops

$1,051Air Canada

Mon, Sep 28 - Tue, Nov 3

2:31 pm - 9:30 am

PHL

PUS

29h 59m

2 stops

6:30 pm - 4:33 pm

PUS

PHL

35h 03m

2 stops

$1,446Delta

Thu, Aug 27 - Sun, Sep 6

3:58 pm - 7:45 am

PHL

PUS

26h 47m

2 stops

6:30 pm - 4:33 pm

PUS

PHL

35h 03m

2 stops

$1,447Delta

Thu, Aug 27 - Sun, Sep 6

9:33 am - 9:15 pm

PHL

GMP

22h 42m

2 stops

8:00 am - 4:43 pm

GMP

PHL

21h 43m

2 stops

$1,452Japan Airlines

Wed, Aug 19 - Wed, Sep 2

9:47 am - 9:15 pm

PHL

GMP

22h 28m

2 stops

8:00 am - 6:42 pm

GMP

PHL

23h 42m

2 stops

$1,548Japan Airlines

Fri, Aug 28 - Fri, Sep 4

6:30 am - 7:55 pm

PHL

TAE

24h 25m

2 stops

7:55 am - 4:17 pm

TAE

PHL

21h 22m

2 stops

$1,850Korean Air

Thu, Sep 10 - Mon, Sep 14

6:40 am - 7:45 pm

PHL

TAE

24h 05m

2 stops

7:40 am - 11:44 pm

TAE

PHL

30h 04m

2 stops

$1,900Korean Air

Fri, Oct 30 - Tue, Nov 3

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Delta flights from Philadelphia to South Korea

Our best Delta deals on Philadelphia to South Korea flight tickets

Delta

Aug 13

PHL5:15 amPhiladelphia

19h 55m

1 stop

ICN2:10 pmIncheon Intl

Aug 31

ICN7:00 pmIncheon Intl

23h 50m

1 stop

PHL5:50 amPhiladelphia

$1,104

Delta

Aug 31

PHL5:45 amPhiladelphia

22h 05m

2 stops

ICN4:50 pmIncheon Intl

Sep 30

ICN10:15 amIncheon Intl

25h 57m

1 stop

PHL11:12 pmPhiladelphia

$1,109

Delta

Aug 23

PHL8:15 pmPhiladelphia

31h 10m

1 stop

ICN4:25 pmIncheon Intl

Sep 7

ICN10:15 amIncheon Intl

22h 15m

1 stop

PHL7:30 pmPhiladelphia

$1,110

Air Canada flights from Philadelphia to South Korea

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

Air Canada

Sep 6

PHL3:25 pmPhiladelphia

35h 40m

2 stops

ICN4:05 pmIncheon Intl

Sep 22

ICN5:45 pmIncheon Intl

40h 47m

2 stops

PHL9:32 pmPhiladelphia

$1,046

Air Canada

Sep 8

PHL3:25 pmPhiladelphia

35h 40m

2 stops

ICN4:05 pmIncheon Intl

Sep 17

ICN7:05 pmIncheon Intl

33h 36m

1 stop

PHL3:41 pmPhiladelphia

$1,051

Air Canada

Sep 6

PHL3:25 pmPhiladelphia

35h 40m

2 stops

ICN4:05 pmIncheon Intl

Sep 21

ICN7:05 pmIncheon Intl

16h 41m

1 stop

PHL10:46 pmPhiladelphia

$1,052

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Wed 8/19

7:02 am-5:30 pm

1 stop21h 28m

Incheon Intl

Mon 9/7

7:15 pm-12:26 pm

2 stops30h 11m

$1,025

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Wed 8/26

7:02 am-5:30 pm

1 stop21h 28m

Incheon Intl

Mon 8/31

7:15 pm-12:26 pm

2 stops30h 11m

$1,045

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sun 9/6

3:25 pm-4:05 pm

2 stops35h 40m

Incheon Intl

Tue 9/22

5:45 pm-9:32 pm

2 stops40h 47m

$1,046

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Mon 9/28

4:20 pm-4:05 pm

2 stops34h 45m

Incheon Intl

Tue 11/3

6:55 pm-2:44 pm

2 stops33h 49m

$1,051

PhiladelphiaBusan

PHL - PUS

PHLPUS

Philadelphia

Thu 8/27

2:31 pm-9:30 am

2 stops29h 59m

Busan Gimhae

Sun 9/6

6:30 pm-4:33 pm

2 stops35h 03m

$1,446

PhiladelphiaBusan

PHL - PUS

PHLPUS

Philadelphia

Thu 8/27

3:58 pm-7:45 am

2 stops26h 47m

Busan Gimhae

Sun 9/6

6:30 pm-4:33 pm

2 stops35h 03m

$1,447

Quickest round-trip

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Wed 8/19

9:33 am-9:15 pm

2 stops22h 42m

Seoul Gimpo Intl

Wed 9/2

8:00 am-4:43 pm

2 stops21h 43m

$1,452

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Fri 8/28

9:47 am-9:15 pm

2 stops22h 28m

Seoul Gimpo Intl

Fri 9/4

8:00 am-6:42 pm

2 stops23h 42m

$1,548

PhiladelphiaDaegu

PHL - TAE

PHLTAE

Philadelphia

Thu 9/10

6:30 am-7:55 pm

2 stops24h 25m

Daegu

Mon 9/14

7:55 am-4:17 pm

2 stops21h 22m

$1,850

PhiladelphiaDaegu

PHL - TAE

PHLTAE

Philadelphia

Fri 10/30

6:40 am-7:45 pm

2 stops24h 05m

Daegu

Tue 11/3

7:40 am-11:44 pm

2 stops30h 04m

$1,900

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 $887.

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 $1,147 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 $939 on momondo.

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

You could potentially save up to 10% 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	21h 28m
Direct flights	None

The fastest flight from Philadelphia to South Korea takes 21h 28m

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 July 2026, there are 7 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
Air Canada	PriceFrom $780	Free Cancellation	Rating 7.1 11,359 reviews	Search Air Canada flights
American Airlines	PriceFrom $845	Free Cancellation	Rating 7.1 11,821 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $845	Free Cancellation	Rating 7.9 12,672 reviews	Search Alaska Airlines flights
Delta	PriceFrom $845	Free Cancellation	Rating 7.8 8,478 reviews	Search Delta flights
United Airlines	PriceFrom $850	Free Cancellation	Rating 7.4 10,007 reviews	Search United Airlines flights
Asiana Airlines	PriceFrom $915	Free Cancellation	Rating 8.1 553 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $1,129	Free Cancellation	Rating 8.4 1,221 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

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Flights to Seoulfrom $618

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Flights to Ulsanfrom $1,567

Flights to Jinjufrom $1,461

Flights to Muan

Cheap flights from Philadelphia to South Korea from $458

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 8/28. 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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Delta flights from Philadelphia to South Korea

Our best Delta deals on Philadelphia to South Korea flight tickets

Air Canada flights from Philadelphia to South Korea

Our best Air Canada 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

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