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 Toronto (YYZ) offer the lowest average round-trip price of $791.

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.

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

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

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

Toronto (YYZ) was the most common stop: 35% 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 53% 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.

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 March 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.

$389 Cheap Flights from Philadelphia to Seoul in 2026

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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.

3:25 pm - 4:15 pm

PHL

ICN

35h 50m

1 stop

6:00 pm - 2:47 pm

ICN

PHL

33h 47m

1 stop

$862Air Canada

Wed, Sep 9 - Wed, Sep 23

10:05 am - 4:25 pm

PHL

ICN

17h 20m

1 stop

7:05 pm - 10:46 pm

ICN

PHL

16h 41m

1 stop

$867Air Canada

Tue, Sep 1 - Thu, Oct 1

3:25 pm - 4:05 pm

PHL

ICN

35h 40m

2 stops

7:05 pm - 2:47 pm

ICN

PHL

32h 42m

2 stops

$870Air Canada

Tue, Sep 1 - Thu, Oct 1

9:15 am - 4:05 pm

PHL

ICN

41h 50m

2 stops

7:05 pm - 3:38 pm

ICN

PHL

33h 33m

1 stop

$871Air Canada

Tue, Apr 21 - Wed, May 13

4:25 pm - 4:05 pm

PHL

ICN

34h 40m

2 stops

7:05 pm - 3:44 pm

ICN

PHL

33h 39m

1 stop

$872Air Canada

Wed, Apr 8 - Wed, Apr 15

9:15 am - 4:05 pm

PHL

ICN

41h 50m

2 stops

7:05 pm - 2:48 pm

ICN

PHL

32h 43m

2 stops

$875Air Canada

Tue, Apr 21 - Wed, May 13

10:40 am - 9:15 pm

PHL

GMP

21h 35m

2 stops

12:05 pm - 9:10 pm

GMP

PHL

22h 05m

2 stops

$1,398Multiple Airlines

Thu, Apr 23 - Sun, May 17

7:00 am - 9:15 pm

PHL

GMP

25h 15m

2 stops

8:00 am - 4:38 pm

GMP

PHL

45h 38m

2 stops

$1,497Japan Airlines

Sun, Sep 6 - Thu, Sep 10

7:00 am - 9:15 pm

PHL

GMP

25h 15m

2 stops

8:00 am - 4:38 pm

GMP

PHL

45h 38m

2 stops

$1,498Japan Airlines

Tue, Sep 1 - Thu, Sep 10

8:23 am - 9:15 pm

PHL

GMP

23h 52m

2 stops

8:00 am - 4:37 pm

GMP

PHL

21h 37m

2 stops

$1,508Japan Airlines

Sun, Apr 5 - Thu, Apr 9

Asiana Airlines flights from Philadelphia to Seoul

Our best Asiana Airlines deals on Philadelphia to Seoul flight tickets

Asiana Airlines

Apr 18

PHL3:30 pmPhiladelphia

59h 35m

2 stops

ICN4:05 pmIncheon Intl

May 22

ICN7:05 pmIncheon Intl

33h 33m

1 stop

PHL3:38 pmPhiladelphia

$954

Asiana Airlines

Apr 4

PHL3:30 pmPhiladelphia

59h 35m

2 stops

ICN4:05 pmIncheon Intl

May 7

ICN7:05 pmIncheon Intl

27h 43m

1 stop

PHL9:48 amPhiladelphia

$988

Asiana Airlines

Mar 21

PHL6:20 pmPhiladelphia

31h 55m

1 stop

ICN3:15 pmIncheon Intl

Mar 31

ICN4:50 pmIncheon Intl

31h 53m

2 stops

PHL11:43 amPhiladelphia

$1,232

Air Canada flights from Philadelphia to Seoul

Our best Air Canada deals on Philadelphia to Seoul flight tickets

Air Canada

Sep 9

PHL3:25 pmPhiladelphia

35h 50m

1 stop

ICN4:15 pmIncheon Intl

Sep 23

ICN6:00 pmIncheon Intl

33h 47m

1 stop

PHL2:47 pmPhiladelphia

$862

Air Canada

Sep 1

PHL10:05 amPhiladelphia

17h 20m

1 stop

ICN4:25 pmIncheon Intl

Oct 1

ICN7:05 pmIncheon Intl

16h 41m

1 stop

PHL10:46 pmPhiladelphia

$867

Air Canada

Sep 1

PHL3:25 pmPhiladelphia

35h 40m

2 stops

ICN4:05 pmIncheon Intl

Oct 1

ICN7:05 pmIncheon Intl

32h 42m

2 stops

PHL2:47 pmPhiladelphia

$870

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Wed 9/9

3:25 pm-4:15 pm

1 stop35h 50m

Incheon Intl

Wed 9/23

6:00 pm-2:47 pm

1 stop33h 47m

$862

Quickest round-trip

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Tue 9/1

10:05 am-4:25 pm

1 stop17h 20m

Incheon Intl

Thu 10/1

7:05 pm-10:46 pm

1 stop16h 41m

$867

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Tue 9/1

3:25 pm-4:05 pm

2 stops35h 40m

Incheon Intl

Thu 10/1

7:05 pm-2:47 pm

2 stops32h 42m

$870

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Tue 4/21

9:15 am-4:05 pm

2 stops41h 50m

Incheon Intl

Wed 5/13

7:05 pm-3:38 pm

1 stop33h 33m

$871

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Wed 4/8

4:25 pm-4:05 pm

2 stops34h 40m

Incheon Intl

Wed 4/15

7:05 pm-3:44 pm

1 stop33h 39m

$872

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Tue 4/21

9:15 am-4:05 pm

2 stops41h 50m

Incheon Intl

Wed 5/13

7:05 pm-2:48 pm

2 stops32h 43m

$875

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Thu 4/23

10:40 am-9:15 pm

2 stops21h 35m

Seoul Gimpo Intl

Sun 5/17

12:05 pm-9:10 pm

2 stops22h 05m

$1,398

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Sun 9/6

7:00 am-9:15 pm

2 stops25h 15m

Seoul Gimpo Intl

Thu 9/10

8:00 am-4:38 pm

2 stops45h 38m

$1,497

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Tue 9/1

7:00 am-9:15 pm

2 stops25h 15m

Seoul Gimpo Intl

Thu 9/10

8:00 am-4:38 pm

2 stops45h 38m

$1,498

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Sun 4/5

8:23 am-9:15 pm

2 stops23h 52m

Seoul Gimpo Intl

Thu 4/9

8:00 am-4:37 pm

2 stops21h 37m

$1,508

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 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 $916.

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 $1,100 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 $915 on momondo.

Can stopping save me money on Philadelphia to Seoul flights?

You could potentially save up to 1% 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

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.

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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 6 as of March 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 (21%), American Airlines (13%), and United Airlines (12%).

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 $504	Free Cancellation	Rating 7.4 9,426 reviews	Search United Airlines flights
Air Canada	PriceFrom $675	Free Cancellation	Rating 7.1 10,800 reviews	Search Air Canada flights
Delta	PriceFrom $845	Free Cancellation	Rating 7.9 8,294 reviews	Search Delta flights
American Airlines	PriceFrom $845	Free Cancellation	Rating 7.1 11,467 reviews	Search American Airlines flights
Asiana Airlines	PriceFrom $915	Free Cancellation	Rating 8.1 506 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $1,129	Free Cancellation	Rating 8.4 1,202 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

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Cheap flights from Philadelphia to Seoul from $389

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 4/14. 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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Asiana Airlines flights from Philadelphia to Seoul

Our best Asiana Airlines deals on Philadelphia to Seoul flight tickets

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Our best Air Canada deals on Philadelphia to Seoul flight tickets

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How to get the cheapest flight ticket from Philadelphia to Seoul

What is the cheapest month to fly to Seoul?

How far in advance should I book a flight 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

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

Fastest flight time

Direct flights

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.

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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

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