What is the cheapest airline that flies from Philadelphia to Seoul?

Air Canada and Japan Airlines are the most popular carriers operating from Philadelphia to Seoul

Which layover airport has the shortest connection time from Philadelphia to Seoul?

Montreal (YUL) has the shortest average layover time for this route: 1h 11m.

Which layover airport offers the lowest fares from Philadelphia to Seoul?

Flights via Montreal (YUL) offer the lowest average round-trip price of $899.

Which airport is the most popular layover for flights between Philadelphia and Seoul?

Toronto (YYZ) was the most common stop: 30% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Seoul?

AIR PREMIA, Asiana Airlines and Korean Air are the top three most popular airlines that fly to Seoul from Philadelphia according to our data. AIR PREMIA is the first choice among our users, with 62% of people opting to fly with this airline when traveling to Seoul. Keep in mind that there are 10 different airlines that fly to Seoul on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Philadelphia to Seoul?

Flights connecting via Montreal (YUL) have the shortest average one-way travel time: 17h 20m.

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

Prices for flights from Philadelphia Airport to Seoul refresh daily.

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

The number of operators available for flights from Philadelphia Airport to Seoul is 6 as of September 2026.

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

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 Seoul.

What documentation or ID do you need to fly to Seoul?

The travel and health documents required for your trip to Seoul can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seoul. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$415 Cheap Flights from Philadelphia to Seoul in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Seoul

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:45 am - 5:20 pmPHL Philadelphia-ICN Incheon Intl

22h 35m1 stop Minneapolis St Paul

10:15 am - 11:08 pmICN Incheon Intl-PHL Philadelphia

25h 53m1 stop Detroit Metropolitan Wayne County

$1,004Delta

Thu, Oct 15 - Thu, Oct 22

5:45 am - 5:20 pmPHL Philadelphia-ICN Incheon Intl

22h 35m1 stop Minneapolis St Paul

10:15 am - 7:18 pmICN Incheon Intl-PHL Philadelphia

22h 03m1 stop Detroit Metropolitan Wayne County

$1,004Delta

Fri, Oct 9 - Wed, Oct 21

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

21h 30m1 stop Toronto Pearson Intl

8:10 pm - 10:56 pmICN Incheon Intl-PHL Philadelphia

40h 46m1 stop Toronto Pearson Intl

$1,021Air Canada

Mon, Sep 28 - Wed, Nov 25

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

20h 33m1 stop Seattle/Tacoma Intl

8:00 pm - 4:45 pmICN Incheon Intl-PHL Philadelphia

34h 45m1 stop Seattle/Tacoma Intl

$1,045Alaska Airlines

Sat, Nov 7 - Fri, Nov 13

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

21h 30m1 stop Seattle/Tacoma Intl

7:35 pm - 5:40 amICN Incheon Intl-PHL Philadelphia

23h 05m1 stop Seattle/Tacoma Intl

$1,054Alaska Airlines

Fri, Sep 25 - Fri, Oct 2

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

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

6:55 pm - 2:44 pmICN Incheon Intl-PHL Philadelphia

33h 49m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,070Air Canada

Wed, Jan 20 - Wed, Jan 27

5:00 am - 3:45 pmPHL Philadelphia-ICN Incheon Intl

21h 45m1 stop Dallas/Fort Worth

5:50 pm - 10:52 pmICN Incheon Intl-PHL Philadelphia

18h 02m1 stop Dallas/Fort Worth

$1,118American Airlines

Fri, Oct 2 - Fri, Oct 9

10:25 pm - 3:45 pmPHL Philadelphia-ICN Incheon Intl

28h 20m2 stops Raleigh-Durham Dallas/Fort Worth

6:50 pm - 9:32 amICN Incheon Intl-PHL Philadelphia

27h 42m2 stops Dallas/Fort Worth Pittsburgh

$1,123American Airlines

Sat, Oct 10 - Sat, Oct 31

8:00 pm - 4:15 pmPHL Philadelphia-ICN Incheon Intl

30h 15m2 stops Washington, D.C. Dulles Intl San Francisco

4:50 pm - 12:10 pmICN Incheon Intl-PHL Philadelphia

32h 20m2 stops San Francisco Houston George Bush Intcntl

$1,194United Airlines

Fri, Mar 12 - Wed, Mar 31

1:16 pm - 5:40 amPHL Philadelphia-ICN Incheon Intl

26h 24m3 stops Chicago O'Hare Intl Denver Intl San Francisco

12:45 pm - 6:51 pmICN Incheon Intl-PHL Philadelphia

20h 06m2 stops San Francisco Washington, D.C. Dulles Intl

$1,194United Airlines

Sat, Nov 7 - Fri, Nov 13

Cheap last minute flights

Enter your travel dates to find the best prices.

7:20 pm - 4:00 amPHL Philadelphia-ICN Incheon Intl

19h 40m1 stop Atlanta Hartsfield-Jackson

7:00 pm - 8:47 amICN Incheon Intl-PHL Philadelphia

26h 47m2 stops Seattle/Tacoma Intl Detroit Metropolitan Wayne County

$1,043Delta

Thu, Sep 17 - Wed, Sep 30

5:20 am - 2:10 pmPHL Philadelphia-ICN Incheon Intl

19h 50m1 stop Atlanta Hartsfield-Jackson

6:50 pm - 12:40 amICN Incheon Intl-PHL Philadelphia

18h 50m1 stop Atlanta Hartsfield-Jackson

$1,054Delta

Thu, Sep 17 - Wed, Sep 30

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

22h 05m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul

7:40 pm - 8:47 amICN Incheon Intl-PHL Philadelphia

26h 07m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County

$1,059Delta

Thu, Sep 17 - Wed, Sep 30

7:00 am - 3:45 pmPHL Philadelphia-ICN Incheon Intl

19h 45m1 stop Dallas/Fort Worth

5:50 pm - 11:21 pmICN Incheon Intl-PHL Philadelphia

18h 31m1 stop Dallas/Fort Worth

$1,079American Airlines

Tue, Sep 15 - Tue, Sep 22

5:00 am - 3:45 pmPHL Philadelphia-ICN Incheon Intl

21h 45m1 stop Dallas/Fort Worth

5:50 pm - 6:42 amICN Incheon Intl-PHL Philadelphia

25h 52m2 stops Dallas/Fort Worth Harrisburg

$1,084American Airlines

Tue, Sep 15 - Tue, Sep 22

6:15 am - 4:50 pmPHL Philadelphia-ICN Incheon Intl

21h 35m2 stops Detroit Metropolitan Wayne County Seattle/Tacoma Intl

7:40 pm - 8:47 amICN Incheon Intl-PHL Philadelphia

26h 07m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County

$1,086Delta

Tue, Sep 15 - Tue, Sep 22

6:59 pm - 11:00 amPHL Philadelphia-ICN Incheon Intl

27h 01m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

12:00 pm - 12:23 pmICN Incheon Intl-PHL Philadelphia

37h 23m3 stops Taipei City Taiwan Taoyuan Intl Los Angeles Chicago O'Hare Intl

$1,469Multiple Airlines

Tue, Sep 15 - Tue, Sep 22

10:38 am - 9:15 pmPHL Philadelphia-GMP Seoul Gimpo Intl

21h 37m2 stops Chicago O'Hare Intl Tokyo Haneda

7:15 pm - 4:39 pmGMP Seoul Gimpo Intl-PHL Philadelphia

34h 24m2 stops Tokyo Haneda Chicago O'Hare Intl

$1,924Japan Airlines

Tue, Sep 15 - Tue, Sep 22

5:40 pm - 7:40 amPHL Philadelphia-ICN Incheon Intl

25h 00m2 stops Frankfurt am Main Zurich

9:30 am - 6:14 pmICN Incheon Intl-PHL Philadelphia

45h 44m3 stops Zurich Brussels Bruxelles-National Chicago O'Hare Intl

$5,020SWISS

Thu, Sep 17 - Wed, Sep 30

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Alaska Airlines flights from Philadelphia to Seoul

Our best Alaska Airlines deals on Philadelphia to Seoul flight tickets

Alaska Airlines

Nov 7

PHL7:02 amPhiladelphia

20h 33m

1 stop

ICN5:35 pmIncheon Intl

Nov 13

ICN8:00 pmIncheon Intl

34h 45m

1 stop

PHL4:45 pmPhiladelphia

$1,045

Alaska Airlines

Nov 8

PHL7:02 amPhiladelphia

20h 33m

1 stop

ICN5:35 pmIncheon Intl

Nov 12

ICN8:00 pmIncheon Intl

23h 32m

1 stop

PHL5:32 amPhiladelphia

$1,054

Alaska Airlines

Jan 13

PHL6:14 pmPhiladelphia

33h 21m

1 stop

ICN5:35 pmIncheon Intl

Jan 24

ICN8:00 pmIncheon Intl

35h 11m

1 stop

PHL5:11 pmPhiladelphia

$1,070

Delta flights from Philadelphia to Seoul

Our best Delta deals on Philadelphia to Seoul flight tickets

Delta

Oct 9

PHL5:45 amPhiladelphia

22h 35m

1 stop

ICN5:20 pmIncheon Intl

Oct 21

ICN10:15 amIncheon Intl

22h 03m

1 stop

PHL7:18 pmPhiladelphia

$1,004

Delta

Oct 9

PHL5:45 amPhiladelphia

22h 35m

1 stop

ICN5:20 pmIncheon Intl

Oct 21

ICN7:40 pmIncheon Intl

26h 20m

2 stops

PHL9:00 amPhiladelphia

$1,009

Delta

Sep 29

PHL3:54 pmPhiladelphia

23h 06m

1 stop

ICN4:00 amIncheon Intl

Nov 2

ICN5:40 pmIncheon Intl

21h 15m

1 stop

PHL12:55 amPhiladelphia

$1,042

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Thu 10/15

5:45 am-5:20 pm

1 stop22h 35m

Incheon Intl

Thu 10/22

10:15 am-11:08 pm

1 stop25h 53m

$1,004

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Fri 10/9

5:45 am-5:20 pm

1 stop22h 35m

Incheon Intl

Wed 10/21

10:15 am-7:18 pm

1 stop22h 03m

$1,004

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Mon 9/28

7:00 am-5:30 pm

1 stop21h 30m

Incheon Intl

Wed 11/25

8:10 pm-10:56 pm

1 stop40h 46m

$1,021

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sat 11/7

7:02 am-5:35 pm

1 stop20h 33m

Incheon Intl

Fri 11/13

8:00 pm-4:45 pm

1 stop34h 45m

$1,045

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Fri 9/25

7:00 am-5:30 pm

1 stop21h 30m

Incheon Intl

Fri 10/2

7:35 pm-5:40 am

1 stop23h 05m

$1,054

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Wed 1/20

3:20 pm-5:10 pm

2 stops35h 50m

Incheon Intl

Wed 1/27

6:55 pm-2:44 pm

2 stops33h 49m

$1,070

Quickest round-trip

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Fri 10/2

5:00 am-3:45 pm

1 stop21h 45m

Incheon Intl

Fri 10/9

5:50 pm-10:52 pm

1 stop18h 02m

$1,118

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sat 10/10

10:25 pm-3:45 pm

2 stops28h 20m

Incheon Intl

Sat 10/31

6:50 pm-9:32 am

2 stops27h 42m

$1,123

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Fri 3/12

8:00 pm-4:15 pm

2 stops30h 15m

Incheon Intl

Wed 3/31

4:50 pm-12:10 pm

2 stops32h 20m

$1,194

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sat 11/7

1:16 pm-5:40 am

3 stops26h 24m

Incheon Intl

Fri 11/13

12:45 pm-6:51 pm

2 stops20h 06m

$1,194

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 Seoul

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 typical price of a round-trip flight between Philadelphia and Seoul?

Prices are currently low for flights on this route.

Typical prices usually range from $1,021 to $1,346.
The lowest price recently found on this route was $1,004.

What is the cheapest month to fly to Seoul?

The month of November is another great option to travel to Seoul, with average flight prices from Philadelphia averaging around $888.

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

You are more likely to see cheaper flights to Seoul from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $1,173 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Philadelphia for as low as $962 on momondo.

Can stopping save me money on Philadelphia to Seoul flights?

You could potentially save up to 27% on your flight if you consider stops on a Philadelphia to Seoul flight.

How have Philadelphia to Seoul flight prices changed over time?

When to book flights from Philadelphia to Seoul

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

Estimated round-trip price

Cheap Philadelphia to Seoul (PHL to SEL) flight deals and tips

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

Best Price Found	$415
Fastest flight time	20h 00m
Direct flights	None

The best one-way flight to Seoul from Philadelphia in the past 72 hours is $415. The best round-trip flight deal from Philadelphia to Seoul found on momondo in the last 72 hours is $1,004.

The fastest flight from Philadelphia to Seoul takes 20h 00m

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

Search flight deals

Frequently asked questions about flying from Philadelphia to Seoul

How far is Philadelphia to Seoul by plane?
Philadelphia and Seoul are 6895.9 mi apart from one another. In terms of flight time, this usually takes a little over 20h 00m.
When did momondo last update prices for flights from Philadelphia Airport to Seoul?
Prices for flights from Philadelphia Airport to Seoul refresh daily.
How many operators does momondo search for flights from Philadelphia Airport to Seoul?
The number of operators available for flights from Philadelphia Airport to Seoul is 6 as of September 2026.
How old do you have to be to fly from Philadelphia Airport to Seoul?
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 Seoul.
What documentation or ID do you need to fly to Seoul?
The travel and health documents required for your trip to Seoul can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seoul. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Philadelphia to Seoul?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Philadelphia to Seoul is Delta (53% of total bookings). The next most popular airlines are Air Canada (24%), United Airlines (14%), and American Airlines (9%).

Best airlines flying from Philadelphia to Seoul

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $738	Free Cancellation	Rating 7.1 12,056 reviews	Search American Airlines flights
Air Canada	PriceFrom $791	Free Cancellation	Rating 7.1 11,630 reviews	Search Air Canada flights
Delta	PriceFrom $845	Free Cancellation	Rating 7.8 8,568 reviews	Search Delta flights
United Airlines	PriceFrom $850	Free Cancellation	Rating 7.4 10,208 reviews	Search United Airlines flights
Asiana Airlines	PriceFrom $915	Free Cancellation	Rating 8.1 561 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $1,129	Free Cancellation	Rating 8.4 1,220 reviews	Search Korean Air flights

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Seoul from Philadelphia which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight 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?

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.

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Cheap flights from Philadelphia to Seoul from $415

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 11/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Philadelphia to Seoul

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Alaska Airlines flights from Philadelphia to Seoul

Our best Alaska Airlines deals on Philadelphia to Seoul flight tickets

Delta flights from Philadelphia to Seoul

Our best Delta deals on Philadelphia to Seoul flight tickets

momondo Fare Finder

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

See travel insights to Seoul from

How to get the cheapest flight ticket from Philadelphia to Seoul

What is the typical price of a round-trip flight between Philadelphia and Seoul?

What is the cheapest month to fly to Seoul?

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

Can stopping save me money on Philadelphia to Seoul flights?

How have Philadelphia to Seoul flight prices changed over time?

What is the cheapest airline that flies from Philadelphia to Seoul?

What airlines fly to Seoul?

Which airport is the most popular layover for flights between Philadelphia and Seoul?

Which layover airport offers the lowest fares from Philadelphia to Seoul?

Which layover airport has the shortest travel time from Philadelphia to Seoul?

Which layover airport has the shortest connection time from Philadelphia to Seoul?

When to book flights from Philadelphia to Seoul

Cheap Philadelphia to Seoul (PHL to SEL) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Philadelphia to Seoul

Best airlines flying from Philadelphia to Seoul

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

Why use momondo?

An easier way to manage your Seoul 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

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul

Fly your favorite airline to Seoul

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

Cabin classes currently available on flights to Seoul

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

Popular cities in South Korea

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

Fly to other destinations from Philadelphia

According to popular flight searches on momondo this year

Complete your trip to Seoul

Explore popular destinations other users love

According to popular flight searches on momondo this year