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.

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 61% of people opting to fly with this airline when traveling to Seoul. Keep in mind that there are 9 different airlines that fly to Seoul on a routine basis, so you have a few additional options to choose from.

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

Korean Air and Delta are the most popular carriers operating from Philadelphia to Seoul

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.

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

San Francisco (SFO) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

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 November 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.

$450 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

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 am - 3:30 pmPHL Philadelphia-ICN Incheon Intl

20h 00m1 stop Atlanta Hartsfield-Jackson

8:35 pm - 11:46 pmICN Incheon Intl-PHL Philadelphia

17h 11m1 stop Minneapolis St Paul

$1,068Delta

Sun, Feb 21 - Sat, Mar 6

7:10 am - 4:20 pmPHL Philadelphia-ICN Incheon Intl

19h 10m1 stop Salt Lake City

5:40 pm - 8:52 pmICN Incheon Intl-PHL Philadelphia

17h 12m1 stop Atlanta Hartsfield-Jackson

$1,068Delta

Sun, Dec 6 - Sun, Dec 13

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

$1,108Korean Air

Fri, Apr 2 - Sun, Apr 11

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

$1,114Korean Air

Sat, Apr 3 - Sun, Apr 11

5:00 am - 4:45 pmPHL Philadelphia-ICN Incheon Intl

21h 45m1 stop Dallas/Fort Worth

6:50 pm - 7:39 amICN Incheon Intl-PHL Philadelphia

26h 49m2 stops Dallas/Fort Worth Atlanta Hartsfield-Jackson

$1,163American Airlines

Wed, Nov 25 - Wed, Dec 2

5:00 am - 4:45 pmPHL Philadelphia-ICN Incheon Intl

21h 45m1 stop Dallas/Fort Worth

6:50 pm - 8:04 amICN Incheon Intl-PHL Philadelphia

27h 14m2 stops Dallas/Fort Worth Nashville Intl

$1,163American Airlines

Sun, Nov 29 - Sun, Dec 6

12:01 pm - 4:50 amPHL Philadelphia-ICN Incheon Intl

26h 49m2 stops Dallas/Fort Worth Los Angeles

10:20 pm - 5:26 pmICN Incheon Intl-PHL Philadelphia

33h 06m2 stops Los Angeles Atlanta Hartsfield-Jackson

$1,173Multiple Airlines

Fri, Dec 4 - Fri, Dec 11

6:14 pm - 5:35 pmPHL Philadelphia-ICN Incheon Intl

33h 21m1 stop Seattle/Tacoma Intl

8:00 pm - 4:56 pmICN Incheon Intl-PHL Philadelphia

34h 56m1 stop Seattle/Tacoma Intl

$1,227Alaska Airlines

Fri, Feb 5 - Fri, Feb 19

3:20 pm - 4:05 pmPHL Philadelphia-ICN Incheon Intl

35h 45m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

5:45 pm - 2:36 pmICN Incheon Intl-PHL Philadelphia

33h 51m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,279Air Canada

Mon, Apr 26 - Thu, May 13

4:35 pm - 4:10 pmPHL Philadelphia-ICN Incheon Intl

34h 35m2 stops Toronto Pearson Intl Vancouver Intl

7:05 pm - 2:41 pmICN Incheon Intl-PHL Philadelphia

56h 36m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$1,359Air Canada

Fri, Mar 19 - Mon, Mar 29

Cheap last minute flights

Enter your travel dates to find the best prices.

8:00 am - 6:20 pmPHL Philadelphia-ICN Incheon Intl

20h 20m1 stop Atlanta Hartsfield-Jackson

10:35 am - 2:33 pmICN Incheon Intl-PHL Philadelphia

17h 58m1 stop Atlanta Hartsfield-Jackson

$1,021Korean Air

Thu, Nov 12 - Thu, Dec 3

8:00 am - 6:20 pmPHL Philadelphia-ICN Incheon Intl

20h 20m1 stop Atlanta Hartsfield-Jackson

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

47h 00m2 stops Vancouver Intl Seattle/Tacoma Intl

$1,181Multiple Airlines

Thu, Nov 12 - Thu, Dec 3

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

34h 05m2 stops Toronto Pearson Intl Vancouver Intl

6:55 pm - 4:21 pmICN Incheon Intl-PHL Philadelphia

35h 26m2 stops Vancouver Intl Toronto Pearson Intl

$1,526Air Canada

Thu, Nov 12 - Thu, Dec 3

5:05 pm - 3:55 pmPHL Philadelphia-ICN Incheon Intl

32h 50m3 stops Toronto Pearson Intl Vancouver Intl Seattle/Tacoma Intl

8:00 pm - 6:02 pmICN Incheon Intl-PHL Philadelphia

36h 02m3 stops Qingdao Jiaodong Intl Vancouver Intl Toronto Pearson Intl

$2,087Multiple Airlines

Thu, Nov 12 - Thu, Dec 3

5:05 pm - 3:55 pmPHL Philadelphia-ICN Incheon Intl

32h 50m3 stops Toronto Pearson Intl Vancouver Intl Seattle/Tacoma Intl

10:20 am - 11:09 pmICN Incheon Intl-PHL Philadelphia

26h 49m2 stops Dallas/Fort Worth Atlanta Hartsfield-Jackson

$2,508Multiple Airlines

Thu, Nov 12 - Thu, Dec 3

5:40 pm - 4:05 pmPHL Philadelphia-ICN Incheon Intl

32h 25m2 stops Dublin Paris Charles de Gaulle

4:10 pm - 5:40 amICN Incheon Intl-PHL Philadelphia

27h 30m1 stop Seattle/Tacoma Intl

$6,006Multiple Airlines

Fri, Nov 13 - Wed, Dec 2

5:40 pm - 4:05 pmPHL Philadelphia-ICN Incheon Intl

32h 25m2 stops Dublin Paris Charles de Gaulle

9:20 pm - 5:08 pmICN Incheon Intl-PHL Philadelphia

33h 48m1 stop Seattle/Tacoma Intl

$6,012Multiple Airlines

Fri, Nov 13 - Tue, Dec 1

5:40 pm - 4:05 pmPHL Philadelphia-ICN Incheon Intl

56h 25m2 stops Dublin Paris Charles de Gaulle

4:10 pm - 5:40 amICN Incheon Intl-PHL Philadelphia

27h 30m1 stop Seattle/Tacoma Intl

$6,109Multiple Airlines

Thu, Nov 12 - Wed, Dec 2

6:30 am - 3:30 pmPHL Philadelphia-ICN Incheon Intl

19h 00m1 stop Atlanta Hartsfield-Jackson

8:35 pm - 11:54 pmICN Incheon Intl-PHL Philadelphia

17h 19m1 stop Minneapolis St Paul

$7,252Korean Air

Thu, Nov 12 - Fri, Dec 4

6:30 am - 3:30 pmPHL Philadelphia-ICN Incheon Intl

19h 00m1 stop Atlanta Hartsfield-Jackson

8:35 pm - 11:54 pmICN Incheon Intl-PHL Philadelphia

17h 19m1 stop Minneapolis St Paul

$7,252Korean Air

Thu, Nov 12 - Thu, Dec 3

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Qatar Airways flights from Philadelphia to Seoul

Our best Qatar Airways deals on Philadelphia to Seoul flight tickets

Qatar Airways

Apr 19

PHL9:30 pmPhiladelphia

30h 35m

1 stop

ICN5:05 pmIncheon Intl

Apr 28

ICN1:20 amIncheon Intl

26h 45m

1 stop

PHL3:05 pmPhiladelphia

$1,284

Qatar Airways

May 3

PHL9:30 pmPhiladelphia

30h 35m

1 stop

ICN5:05 pmIncheon Intl

Jul 21

ICN1:20 amIncheon Intl

26h 45m

1 stop

PHL3:05 pmPhiladelphia

$1,307

Qatar Airways

Mar 19

PHL9:45 pmPhiladelphia

30h 30m

1 stop

ICN5:15 pmIncheon Intl

Mar 28

ICN1:20 amIncheon Intl

27h 40m

1 stop

PHL4:00 pmPhiladelphia

$1,331

Korean Air flights from Philadelphia to Seoul

Our best Korean Air deals on Philadelphia to Seoul flight tickets

Korean Air

Nov 12

PHL8:00 amPhiladelphia

20h 20m

1 stop

ICN6:20 pmIncheon Intl

Dec 3

ICN10:35 amIncheon Intl

17h 58m

1 stop

PHL2:33 pmPhiladelphia

$1,021

Korean Air

Apr 2

PHL9:40 amPhiladelphia

18h 45m

1 stop

ICN5:25 pmIncheon Intl

Apr 11

ICN9:30 amIncheon Intl

20h 49m

1 stop

PHL5:19 pmPhiladelphia

$1,108

Korean Air

Apr 1

PHL9:40 amPhiladelphia

18h 45m

1 stop

ICN5:25 pmIncheon Intl

Apr 12

ICN9:30 amIncheon Intl

20h 49m

1 stop

PHL5:19 pmPhiladelphia

$1,114

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sun 2/21

5:30 am-3:30 pm

1 stop20h 00m

Incheon Intl

Sat 3/6

8:35 pm-11:46 pm

1 stop17h 11m

$1,068

Quickest round-trip

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sun 12/6

7:10 am-4:20 pm

1 stop19h 10m

Incheon Intl

Sun 12/13

5:40 pm-8:52 pm

1 stop17h 12m

$1,068

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Fri 4/2

9:40 am-5:25 pm

1 stop18h 45m

Incheon Intl

Sun 4/11

9:30 am-5:19 pm

1 stop20h 49m

$1,108

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sat 4/3

9:40 am-5:25 pm

1 stop18h 45m

Incheon Intl

Sun 4/11

9:30 am-5:19 pm

1 stop20h 49m

$1,114

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Wed 11/25

5:00 am-4:45 pm

1 stop21h 45m

Incheon Intl

Wed 12/2

6:50 pm-7:39 am

2 stops26h 49m

$1,163

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sun 11/29

5:00 am-4:45 pm

1 stop21h 45m

Incheon Intl

Sun 12/6

6:50 pm-8:04 am

2 stops27h 14m

$1,163

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Fri 12/4

12:01 pm-4:50 am

2 stops26h 49m

Incheon Intl

Fri 12/11

10:20 pm-5:26 pm

2 stops33h 06m

$1,173

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Fri 2/5

6:14 pm-5:35 pm

1 stop33h 21m

Incheon Intl

Fri 2/19

8:00 pm-4:56 pm

1 stop34h 56m

$1,227

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Mon 4/26

3:20 pm-4:05 pm

2 stops35h 45m

Incheon Intl

Thu 5/13

5:45 pm-2:36 pm

2 stops33h 51m

$1,279

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Fri 3/19

4:35 pm-4:10 pm

2 stops34h 35m

Incheon Intl

Mon 3/29

7:05 pm-2:41 pm

2 stops56h 36m

$1,359

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 $1,146 to $1,606.
The lowest price recently found on this route was $1,068.

What is the cheapest month to fly to Seoul?

The month of April is another great option to travel to Seoul, with average flight prices from Philadelphia averaging around $944.

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 $1,200 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 $952 on momondo.

Can stopping save me money on Philadelphia to Seoul flights?

You could potentially save up to 11% 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	$450
Fastest flight time	19h 10m
Direct flights	None

The best one-way flight to Seoul from Philadelphia in the past 72 hours is $450. The best round-trip flight deal from Philadelphia to Seoul found on momondo in the last 72 hours is $1,068.

The fastest flight from Philadelphia to Seoul takes 19h 10m

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 19h 10m.
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 November 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 (49% of total bookings). The next most popular airlines are Air Canada (28%), United Airlines (13%), and American Airlines (10%).

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 7.0 12,227 reviews	Search American Airlines flights
Air Canada	PriceFrom $808	Free Cancellation	Rating 7.1 11,880 reviews	Search Air Canada flights
United Airlines	PriceFrom $845	Free Cancellation	Rating 7.3 10,479 reviews	Search United Airlines flights
Delta	PriceFrom $845	Free Cancellation	Rating 7.8 8,699 reviews	Search Delta flights
Asiana Airlines	PriceFrom $915	Free Cancellation	Rating 8.1 570 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $1,129	Free Cancellation	Rating 8.4 1,218 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 $450

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 2/18. 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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Qatar Airways flights from Philadelphia to Seoul

Our best Qatar Airways deals on Philadelphia to Seoul flight tickets

Korean Air flights from Philadelphia to Seoul

Our best Korean Air 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

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