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

Air Canada, Delta, and United 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 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 41% 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.

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

Minneapolis (MSP) was the most common stop: 41% 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.

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 November 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.

$387 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 $978 to $1,596. The lowest price recently found on this route was $773.

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9:20 am - 6:25 pmPHL-ICN

19h 05m1 stop

8:10 pm - 2:50 pmICN-PHL

32h 40m2 stops

$773Air Canada

Find Deal

Sun, Nov 23 - Tue, Dec 2

3:30 pm - 6:25 pmPHL-ICN

36h 55m2 stops

8:10 pm - 2:50 pmICN-PHL

32h 40m2 stops

$791Air Canada

Find Deal

Sun, Nov 23 - Tue, Dec 2

9:20 am - 6:25 pmPHL-ICN

19h 05m1 stop

6:55 pm - 3:49 pmICN-PHL

34h 54m2 stops

$808Air Canada

Find Deal

Sun, Nov 23 - Mon, Dec 1

3:30 pm - 5:10 pmPHL-ICN

35h 40m2 stops

6:55 pm - 2:47 pmICN-PHL

33h 52m2 stops

$809Air Canada

Find Deal

Tue, Jan 13 - Tue, Feb 3

7:50 am - 6:25 pmPHL-ICN

20h 35m1 stop

6:55 pm - 2:47 pmICN-PHL

33h 52m2 stops

$815Air Canada

Find Deal

Mon, Feb 9 - Mon, Feb 16

10:32 am - 5:45 amPHL-ICN

29h 13m1 stop

7:30 pm - 10:11 pmICN-PHL

16h 41m1 stop

$846Delta

Find Deal

Wed, Dec 3 - Thu, Dec 25

3:35 pm - 5:40 amPHL-ICN

24h 05m2 stops

6:00 pm - 9:55 amICN-PHL

29h 55m2 stops

$850United Airlines

Find Deal

Thu, Dec 4 - Wed, Dec 24

8:50 am - 10:55 amPHL-GMP

36h 05m2 stops

12:05 pm - 7:41 amGMP-PHL

33h 36m2 stops

$892Japan Airlines

Find Deal

Thu, Jan 22 - Wed, Jan 28

6:15 am - 10:05 pmPHL-GMP

25h 50m2 stops

12:05 pm - 2:43 pmGMP-PHL

40h 38m2 stops

$899Japan Airlines

Find Deal

Mon, Feb 9 - Mon, Feb 16

6:15 am - 10:05 pmPHL-GMP

25h 50m2 stops

12:05 pm - 8:16 pmGMP-PHL

22h 11m2 stops

$913Multiple Airlines

Find Deal

Mon, Jan 12 - Thu, Jan 15

Air Canada flights from Philadelphia to Seoul

Our best Air Canada deals on Philadelphia to Seoul flight tickets

Air Canada

Nov 22

PHL4:35 pmPhiladelphia

35h 50m

1 stop

ICN6:25 pmIncheon Intl

Dec 2

ICN8:10 pmIncheon Intl

16h 36m

1 stop

PHL10:46 pmPhiladelphia

$773

Find similar

Air Canada

Nov 23

PHL3:30 pmPhiladelphia

36h 55m

2 stops

ICN6:25 pmIncheon Intl

Dec 2

ICN8:10 pmIncheon Intl

32h 40m

2 stops

PHL2:50 pmPhiladelphia

$791

Find similar

Air Canada

Apr 19

PHL3:30 pmPhiladelphia

37h 00m

2 stops

ICN5:30 pmIncheon Intl

May 19

ICN5:45 pmIncheon Intl

33h 52m

2 stops

PHL2:37 pmPhiladelphia

$797

Find similar

Delta flights from Philadelphia to Seoul

Our best Delta deals on Philadelphia to Seoul flight tickets

Delta

Dec 3

PHL6:00 amPhiladelphia

20h 50m

1 stop

ICN4:50 pmIncheon Intl

Dec 27

ICN9:35 amIncheon Intl

24h 05m

1 stop

PHL7:40 pmPhiladelphia

$846

Find similar

Delta

Jan 17

PHL5:17 pmPhiladelphia

33h 33m

1 stop

ICN4:50 pmIncheon Intl

Mar 3

ICN9:35 amIncheon Intl

16h 09m

1 stop

PHL11:44 amPhiladelphia

$851

Find similar

Delta

Dec 3

PHL6:18 amPhiladelphia

19h 12m

1 stop

ICN3:30 pmIncheon Intl

Dec 29

ICN6:00 pmIncheon Intl

29h 25m

1 stop

PHL9:25 amPhiladelphia

$852

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sun 11/23

9:20 am-6:25 pm

1 stop19h 05m

Incheon Intl

Tue 12/2

8:10 pm-2:50 pm

2 stops32h 40m

$773

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sun 11/23

3:30 pm-6:25 pm

2 stops36h 55m

Incheon Intl

Tue 12/2

8:10 pm-2:50 pm

2 stops32h 40m

$791

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Sun 11/23

9:20 am-6:25 pm

1 stop19h 05m

Incheon Intl

Mon 12/1

6:55 pm-3:49 pm

2 stops34h 54m

$808

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Tue 1/13

3:30 pm-5:10 pm

2 stops35h 40m

Incheon Intl

Tue 2/3

6:55 pm-2:47 pm

2 stops33h 52m

$809

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Mon 2/9

7:50 am-6:25 pm

1 stop20h 35m

Incheon Intl

Mon 2/16

6:55 pm-2:47 pm

2 stops33h 52m

$815

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Wed 12/3

10:32 am-5:45 am

1 stop29h 13m

Incheon Intl

Thu 12/25

7:30 pm-10:11 pm

1 stop16h 41m

$846

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

Thu 12/4

3:35 pm-5:40 am

2 stops24h 05m

Incheon Intl

Wed 12/24

6:00 pm-9:55 am

2 stops29h 55m

$850

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Thu 1/22

8:50 am-10:55 am

2 stops36h 05m

Seoul Gimpo Intl

Wed 1/28

12:05 pm-7:41 am

2 stops33h 36m

$892

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-2:43 pm

2 stops40h 38m

$899

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

Mon 1/12

6:15 am-10:05 pm

2 stops25h 50m

Seoul Gimpo Intl

Thu 1/15

12:05 pm-8:16 pm

2 stops22h 11m

$913

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 January is another great option to travel to Seoul, with average flight prices from Philadelphia averaging around $945.

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 $1,074 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.

Can stopping save me money on Philadelphia to Seoul flights?

You could potentially save up to 30% on your flight if you consider stops on a Philadelphia to Seoul flight.

How have Philadelphia to Seoul flight prices changed over time?

As of November 2025, prices for Philadelphia to Seoul flights are approximately 25% 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

Direct flights	None

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 17h 55m.
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 November 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 (47% of total bookings). The next most popular airlines are Delta (28%), 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 9,028 reviews	Search United Airlines flights
Air Canada	PriceFrom $795	Free Cancellation	Rating 7.1 10,462 reviews	Search Air Canada flights
Delta	PriceFrom $866	Free Cancellation	Rating 7.9 8,002 reviews	Search Delta flights
American Airlines	PriceFrom $871	Free Cancellation	Rating 7.2 11,045 reviews	Search American Airlines flights
Korean Air	PriceFrom $1,060	Free Cancellation	Rating 8.4 1,170 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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Incheon Intl Airport

Cheap flights from Philadelphia to Seoul from $409

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 11/24. 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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Big names and deals

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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

Delta flights from Philadelphia to Seoul

Our best Delta deals on Philadelphia to Seoul flight tickets

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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

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 January is another great option to travel to Seoul, with average flight prices from Philadelphia averaging around $945.

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?

Can stopping save me money on Philadelphia to Seoul flights?

You could potentially save up to 30% on your flight if you consider stops on a Philadelphia to Seoul flight.

How have Philadelphia to Seoul flight prices changed over time?

As of November 2025, prices for Philadelphia to Seoul flights are approximately 25% cheaper when compared to flights at the same time last year.

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

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

What airlines fly to Seoul?

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

Minneapolis (MSP) was the most common stop: 41% 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

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