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

Toronto (YYZ) was the most common stop: 40% of momondo users choosing 1-stop flights on this route connected there.

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

Flights connecting via Toronto (YYZ) have the shortest average one-way travel time: 17h 54m.

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

Flights via Montreal (YUL) offer the lowest average round-trip price of $857.

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

Montreal (YUL) has the shortest average layover time for this route: 1h 49m.

What airlines fly to Seoul?

AIR PREMIA, Air Canada 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 43% of people opting to fly with this airline when traveling to Seoul. Keep in mind that there are 14 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?

Japan Airlines is the most popular carrier operating from Philadelphia to Seoul

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 5 as of December 2025.

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.

$358 Cheap Flights from Philadelphia to Seoul in 2025/26

Q: 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 $1,006 to $1,728. The lowest price recently found on this route was $804.

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Find the cheapest flights from Philadelphia to Seoul

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One-way

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9:15 am - 5:30 pm

PHL

ICN

19h 15m1 stop

7:05 pm - 10:44 pm

ICN

PHL

16h 39m1 stop

$804Air Canada

Tue, Apr 14 - Tue, May 12

4:25 pm - 4:05 pm

PHL

ICN

34h 40m2 stops

7:05 pm - 2:48 pm

ICN

PHL

32h 43m2 stops

$807Air Canada

Tue, Apr 14 - Tue, May 12

3:30 pm - 5:10 pm

PHL

ICN

35h 40m2 stops

6:55 pm - 2:47 pm

ICN

PHL

33h 52m2 stops

$815Air Canada

Sun, Jan 11 - Mon, Jan 26

3:30 pm - 4:00 pm

PHL

ICN

34h 30m2 stops

6:55 pm - 2:47 pm

ICN

PHL

33h 52m2 stops

$816Air Canada

Mon, Jan 26 - Wed, Mar 4

5:00 am - 4:45 pm

PHL

ICN

21h 45m1 stop

7:15 pm - 5:27 am

ICN

PHL

24h 12m2 stops

$827American Airlines

Thu, Feb 5 - Thu, Feb 12

6:22 pm - 6:35 pm

PHL

ICN

35h 13m1 stop

8:35 pm - 6:05 am

ICN

PHL

22h 30m1 stop

$834Multiple Airlines

Fri, Mar 13 - Sun, Mar 22

9:17 pm - 10:45 am

PHL

GMP

24h 28m2 stops

7:55 am - 2:55 pm

GMP

PHL

20h 00m2 stops

$1,046Japan Airlines

Sun, Apr 19 - Tue, May 19

6:15 am - 10:05 pm

PHL

GMP

25h 50m2 stops

12:05 pm - 8:35 pm

GMP

PHL

22h 30m2 stops

$1,066Multiple Airlines

Tue, Feb 3 - Thu, Feb 26

6:15 am - 10:05 pm

PHL

GMP

25h 50m2 stops

12:05 pm - 2:27 pm

GMP

PHL

40h 22m2 stops

$1,073Japan Airlines

Mon, Feb 9 - Mon, Feb 16

6:30 am - 11:20 am

PHL

GMP

38h 50m2 stops

7:50 pm - 2:31 pm

GMP

PHL

32h 41m2 stops

$1,671ANA

Sun, Jan 11 - Mon, Jan 26

Air Canada flights from Philadelphia to Seoul

Our best Air Canada deals on Philadelphia to Seoul flight tickets

Air Canada

Apr 14

PHL9:15 amPhiladelphia

19h 15m

1 stop

ICN5:30 pmIncheon Intl

May 12

ICN7:05 pmIncheon Intl

16h 39m

1 stop

PHL10:44 pmPhiladelphia

$804

Find similar

Air Canada

Apr 14

PHL4:25 pmPhiladelphia

34h 40m

2 stops

ICN4:05 pmIncheon Intl

May 12

ICN7:05 pmIncheon Intl

32h 43m

2 stops

PHL2:48 pmPhiladelphia

$807

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

$815

Find similar

American Airlines flights from Philadelphia to Seoul

Our best American Airlines deals on Philadelphia to Seoul flight tickets

American Airlines

Feb 5

PHL5:00 amPhiladelphia

21h 45m

1 stop

ICN4:45 pmIncheon Intl

Feb 12

ICN7:15 pmIncheon Intl

24h 12m

2 stops

PHL5:27 amPhiladelphia

$827

Find similar

American Airlines

Mar 25

PHL5:00 amPhiladelphia

21h 55m

1 stop

ICN3:55 pmIncheon Intl

Apr 3

ICN5:25 pmIncheon Intl

20h 29m

1 stop

PHL12:54 amPhiladelphia

$856

Find similar

American Airlines

Mar 8

PHL5:17 pmPhiladelphia

33h 38m

1 stop

ICN3:55 pmIncheon Intl

Mar 15

ICN5:55 pmIncheon Intl

28h 45m

1 stop

PHL9:40 amPhiladelphia

$859

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Tue 4/14

9:15 am-5:30 pm

1 stop19h 15m

Incheon Intl

Tue 5/12

7:05 pm-10:44 pm

1 stop16h 39m

$804

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Tue 4/14

4:25 pm-4:05 pm

2 stops34h 40m

Incheon Intl

Tue 5/12

7:05 pm-2:48 pm

2 stops32h 43m

$807

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sun 1/11

3:30 pm-5:10 pm

2 stops35h 40m

Incheon Intl

Mon 1/26

6:55 pm-2:47 pm

2 stops33h 52m

$815

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Mon 1/26

3:30 pm-4:00 pm

2 stops34h 30m

Incheon Intl

Wed 3/4

6:55 pm-2:47 pm

2 stops33h 52m

$816

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Thu 2/5

5:00 am-4:45 pm

1 stop21h 45m

Incheon Intl

Thu 2/12

7:15 pm-5:27 am

2 stops24h 12m

$827

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Fri 3/13

6:22 pm-6:35 pm

1 stop35h 13m

Incheon Intl

Sun 3/22

8:35 pm-6:05 am

1 stop22h 30m

$834

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Sun 4/19

9:17 pm-10:45 am

2 stops24h 28m

Seoul Gimpo Intl

Tue 5/19

7:55 am-2:55 pm

2 stops20h 00m

$1,046

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Tue 2/3

6:15 am-10:05 pm

2 stops25h 50m

Seoul Gimpo Intl

Thu 2/26

12:05 pm-8:35 pm

2 stops22h 30m

$1,066

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Mon 2/9

6:15 am-10:05 pm

2 stops25h 50m

Seoul Gimpo Intl

Mon 2/16

12:05 pm-2:27 pm

2 stops40h 22m

$1,073

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Sun 1/11

6:30 am-11:20 am

2 stops38h 50m

Seoul Gimpo Intl

Mon 1/26

7:50 pm-2:31 pm

2 stops32h 41m

$1,671

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?

What is the cheapest month to fly to Seoul?

The month of March is another great option to travel to Seoul, with average flight prices from Philadelphia averaging around $915.

What is the cheapest day to depart on your flight to Seoul?

According to our data, Friday is the cheapest day to fly to Seoul from Philadelphia. The lowest ticket price found for a Friday departure recently was $1,137. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Saturday, with ticket prices averaging around $1,368.

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

Flying to Seoul 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. In the evening is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,412 per ticket.

How far in advance should I book a flight 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 $1,093 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 $949 on momondo.

How have Philadelphia to Seoul flight prices changed over time?

As of December 2025, prices for Philadelphia to Seoul flights are approximately 40% cheaper when compared to flights at the same time last year.

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

Fastest flight time	19h 20m
Direct flights	None

The fastest flight from Philadelphia to Seoul takes 19h 20m

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

Search flight deals

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 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 5 as of December 2025.
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 Air Canada (43% of total bookings). The next most popular airlines are Delta (34%), United Airlines (10%), 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
United Airlines	PriceFrom $560	Free Cancellation	Rating 7.4 9,106 reviews	Search United Airlines flights
Air Canada	PriceFrom $794	Free Cancellation	Rating 7.1 10,551 reviews	Search Air Canada flights
Delta	PriceFrom $847	Free Cancellation	Rating 7.9 8,014 reviews	Search Delta flights
American Airlines	PriceFrom $871	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights
Korean Air	PriceFrom $1,060	Free Cancellation	Rating 8.4 1,185 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.

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.

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Fly into one of these airports located in Seoul

Seoul Gimpo Intl Airport

Incheon Intl Airport

Cheap flights from Philadelphia to Seoul from $358

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 3/3. 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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Filter for what you want

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Find the cheapest flights from Philadelphia to Seoul

Cheap round-trip flights

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Air Canada flights from Philadelphia to Seoul

Our best Air Canada deals on Philadelphia to Seoul flight tickets

American Airlines flights from Philadelphia to Seoul

Our best American Airlines deals on Philadelphia to Seoul flight tickets

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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?

The month of March is another great option to travel to Seoul, with average flight prices from Philadelphia averaging around $915.

What is the cheapest day to depart on your flight to Seoul?

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

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

How have Philadelphia to Seoul flight prices changed over time?

As of December 2025, prices for Philadelphia to Seoul flights are approximately 40% cheaper when compared to flights at the same time last year.

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

Japan Airlines is the most popular carrier operating from Philadelphia to Seoul

What airlines fly to Seoul?

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

Toronto (YYZ) was the most common stop: 40% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Montreal (YUL) offer the lowest average round-trip price of $857.

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

Flights connecting via Toronto (YYZ) have the shortest average one-way travel time: 17h 54m.

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

Montreal (YUL) has the shortest average layover time for this route: 1h 49m.

When to book flights from Philadelphia to Seoul

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

Fastest flight time

Direct flights

How far is Philadelphia to Seoul by plane?

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

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

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

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

What is the most popular airline 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?

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

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

How can momondo help me find flights 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?

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