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?

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

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 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 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.

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.

$463 Cheap Flights from Philadelphia to Seoul in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Seoul

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One-way

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3:25 pm - 4:25 pmPHL Philadelphia-ICN Incheon Intl

36h 00m1 stop Montreal Pierre Elliott Trudeau Intl

6:00 pm - 2:47 pmICN Incheon Intl-PHL Philadelphia

33h 47m1 stop Montreal Pierre Elliott Trudeau Intl

$1,000Air Canada

Wed, Sep 16 - Wed, Sep 30

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

34h 45m2 stops Toronto Pearson Intl Vancouver Intl

6:00 pm - 9:32 pmICN Incheon Intl-PHL Philadelphia

16h 32m1 stop Montreal Pierre Elliott Trudeau Intl

$1,005Air Canada

Wed, Sep 16 - Wed, Sep 30

5:50 am - 9:40 pmPHL Philadelphia-ICN Incheon Intl

26h 50m2 stops Denver Intl San Francisco

7:45 pm - 7:18 amICN Incheon Intl-PHL Philadelphia

48h 33m2 stops San Francisco Las Vegas Harry Reid Intl

$1,008Multiple Airlines

Sun, Oct 18 - Sun, Oct 25

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

20h 33m1 stop Seattle/Tacoma Intl

8:00 pm - 5:32 amICN Incheon Intl-PHL Philadelphia

23h 32m1 stop Seattle/Tacoma Intl

$1,045Alaska Airlines

Sun, Nov 1 - Thu, Nov 5

5:15 am - 3:30 pmPHL Philadelphia-ICN Incheon Intl

20h 15m1 stop Atlanta Hartsfield-Jackson

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

17h 12m1 stop Atlanta Hartsfield-Jackson

$1,054Delta

Fri, Dec 4 - Mon, Dec 7

6:10 am - 4:50 pmPHL Philadelphia-ICN Incheon Intl

20h 40m1 stop Detroit Metropolitan Wayne County

7:25 pm - 12:55 amICN Incheon Intl-PHL Philadelphia

19h 30m1 stop Atlanta Hartsfield-Jackson

$1,054Delta

Sun, Nov 8 - Sat, Nov 21

9:10 am - 5:40 amPHL Philadelphia-ICN Incheon Intl

30h 30m1 stop San Francisco

12:45 pm - 5:15 pmICN Incheon Intl-PHL Philadelphia

18h 30m1 stop San Francisco

$1,057United Airlines

Tue, Nov 3 - Wed, Nov 18

9:45 am - 5:40 amPHL Philadelphia-ICN Incheon Intl

29h 55m2 stops Chicago O'Hare Intl San Francisco

6:00 pm - 7:39 amICN Incheon Intl-PHL Philadelphia

27h 39m1 stop San Francisco

$1,057United Airlines

Mon, Nov 9 - Wed, Nov 18

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

21h 45m1 stop Dallas/Fort Worth

5:50 pm - 12:25 amICN Incheon Intl-PHL Philadelphia

19h 35m1 stop Dallas/Fort Worth

$1,118American Airlines

Fri, Oct 16 - Sat, Oct 24

8:05 pm - 4:45 pmPHL Philadelphia-ICN Incheon Intl

30h 40m1 stop Dallas/Fort Worth

6:50 pm - 12:17 amICN Incheon Intl-PHL Philadelphia

19h 27m1 stop Dallas/Fort Worth

$1,118American Airlines

Tue, Nov 10 - Tue, Nov 17

Cheap last minute flights

Enter your travel dates to find the best prices.

6:59 pm - 4:00 amPHL Philadelphia-ICN Incheon Intl

20h 01m1 stop Atlanta Hartsfield-Jackson

7:00 pm - 5:50 amICN Incheon Intl-PHL Philadelphia

23h 50m1 stop Seattle/Tacoma Intl

$1,054Delta

Sun, Sep 6 - Sun, Oct 4

1:49 pm - 4:00 amPHL Philadelphia-ICN Incheon Intl

25h 11m1 stop Atlanta Hartsfield-Jackson

7:00 pm - 5:50 amICN Incheon Intl-PHL Philadelphia

23h 50m1 stop Seattle/Tacoma Intl

$1,054Delta

Sat, Sep 5 - Sat, Sep 12

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

21h 45m1 stop Dallas/Fort Worth

5:50 pm - 12:22 amICN Incheon Intl-PHL Philadelphia

19h 32m1 stop Dallas/Fort Worth

$1,079American Airlines

Thu, Sep 10 - Tue, Sep 15

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

$1,083American Airlines

Thu, Sep 10 - Tue, Sep 15

6:56 pm - 3:00 pmPHL Philadelphia-ICN Incheon Intl

31h 04m2 stops Chicago O'Hare Intl San Francisco

11:30 am - 5:28 pmICN Incheon Intl-PHL Philadelphia

18h 58m1 stop San Francisco

$1,110United Airlines

Sun, Sep 6 - Sun, Oct 4

5:01 pm - 3:00 pmPHL Philadelphia-ICN Incheon Intl

32h 59m2 stops Chicago O'Hare Intl San Francisco

5:15 pm - 11:30 pmICN Incheon Intl-PHL Philadelphia

19h 15m2 stops Newark Washington, D.C. Dulles Intl

$1,110United Airlines

Sun, Sep 6 - Sun, Oct 4

9:00 am - 9:15 pmPHL Philadelphia-GMP Seoul Gimpo Intl

23h 15m2 stops Los Angeles Tokyo Haneda

8:00 am - 6:20 pmGMP Seoul Gimpo Intl-PHL Philadelphia

23h 20m2 stops Tokyo Haneda Chicago O'Hare Intl

$1,470Japan Airlines

Thu, Sep 10 - Tue, Sep 15

5:43 am - 9:15 pmPHL Philadelphia-GMP Seoul Gimpo Intl

26h 32m2 stops Chicago O'Hare Intl Tokyo Haneda

8:00 am - 4:39 pmGMP Seoul Gimpo Intl-PHL Philadelphia

21h 39m2 stops Tokyo Haneda Chicago O'Hare Intl

$1,530Japan Airlines

Sat, Sep 5 - Sat, Sep 12

9:27 am - 4:20 amPHL Philadelphia-ICN Incheon Intl

29h 53m1 stop San Francisco

4:50 pm - 10:02 amICN Incheon Intl-PHL Philadelphia

30h 12m2 stops San Francisco Chicago O'Hare Intl

$5,008Asiana Airlines

Sun, Sep 6 - Tue, Sep 8

9:27 am - 4:20 amPHL Philadelphia-ICN Incheon Intl

29h 53m1 stop San Francisco

4:50 pm - 7:15 pmICN Incheon Intl-PHL Philadelphia

39h 25m1 stop San Francisco

$5,056Asiana Airlines

Sun, Sep 6 - Tue, Sep 8

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Delta flights from Philadelphia to Seoul

Our best Delta deals on Philadelphia to Seoul flight tickets

Delta

Sep 6

PHL6:59 pmPhiladelphia

20h 01m

1 stop

ICN4:00 amIncheon Intl

Oct 4

ICN7:00 pmIncheon Intl

23h 50m

1 stop

PHL5:50 amPhiladelphia

$1,054

Delta

Sep 6

PHL6:05 amPhiladelphia

21h 45m

2 stops

ICN4:50 pmIncheon Intl

Oct 4

ICN7:00 pmIncheon Intl

24h 05m

2 stops

PHL6:05 amPhiladelphia

$1,058

Delta

Sep 29

PHL6:30 amPhiladelphia

18h 40m

1 stop

ICN2:10 pmIncheon Intl

Nov 1

ICN8:35 pmIncheon Intl

17h 15m

1 stop

PHL11:50 pmPhiladelphia

$1,081

United Airlines flights from Philadelphia to Seoul

Our best United Airlines deals on Philadelphia to Seoul flight tickets

United Airlines

Nov 3

PHL9:45 amPhiladelphia

29h 55m

2 stops

ICN5:40 amIncheon Intl

Nov 16

ICN6:00 pmIncheon Intl

18h 49m

1 stop

PHL10:49 pmPhiladelphia

$1,057

United Airlines

Nov 3

PHL1:20 pmPhiladelphia

26h 20m

2 stops

ICN5:40 amIncheon Intl

Nov 16

ICN6:30 pmIncheon Intl

19h 00m

2 stops

PHL11:30 pmPhiladelphia

$1,061

United Airlines

Nov 8

PHL6:21 pmPhiladelphia

31h 54m

1 stop

ICN4:15 pmIncheon Intl

Nov 18

ICN12:45 pmIncheon Intl

18h 30m

1 stop

PHL5:15 pmPhiladelphia

$1,065

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Wed 9/16

3:25 pm-4:25 pm

1 stop36h 00m

Incheon Intl

Wed 9/30

6:00 pm-2:47 pm

1 stop33h 47m

$1,000

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Wed 9/16

4:20 pm-4:05 pm

2 stops34h 45m

Incheon Intl

Wed 9/30

6:00 pm-9:32 pm

1 stop16h 32m

$1,005

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sun 10/18

5:50 am-9:40 pm

2 stops26h 50m

Incheon Intl

Sun 10/25

7:45 pm-7:18 am

2 stops48h 33m

$1,008

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sun 11/1

7:02 am-5:35 pm

1 stop20h 33m

Incheon Intl

Thu 11/5

8:00 pm-5:32 am

1 stop23h 32m

$1,045

Quickest round-trip

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Fri 12/4

5:15 am-3:30 pm

1 stop20h 15m

Incheon Intl

Mon 12/7

5:40 pm-8:52 pm

1 stop17h 12m

$1,054

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Sun 11/8

6:10 am-4:50 pm

1 stop20h 40m

Incheon Intl

Sat 11/21

7:25 pm-12:55 am

1 stop19h 30m

$1,054

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Tue 11/3

9:10 am-5:40 am

1 stop30h 30m

Incheon Intl

Wed 11/18

12:45 pm-5:15 pm

1 stop18h 30m

$1,057

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Mon 11/9

9:45 am-5:40 am

2 stops29h 55m

Incheon Intl

Wed 11/18

6:00 pm-7:39 am

1 stop27h 39m

$1,057

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Fri 10/16

5:00 am-3:45 pm

1 stop21h 45m

Incheon Intl

Sat 10/24

5:50 pm-12:25 am

1 stop19h 35m

$1,118

PhiladelphiaIncheon

PHL Philadelphia - ICN Incheon Intl

PHLICN

Philadelphia

Tue 11/10

8:05 pm-4:45 pm

1 stop30h 40m

Incheon Intl

Tue 11/17

6:50 pm-12:17 am

1 stop19h 27m

$1,118

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 $1,000.

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 $879.

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 $1,164 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	$463
Fastest flight time	19h 00m
Direct flights	None

The best one-way flight to Seoul from Philadelphia in the past 72 hours is $463. The best round-trip flight deal from Philadelphia to Seoul found on momondo in the last 72 hours is $1,000.

The fastest flight from Philadelphia to Seoul takes 19h 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 19h 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 (23%), United Airlines (15%), and American Airlines (8%).

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 12,036 reviews	Search American Airlines flights
Air Canada	PriceFrom $789	Free Cancellation	Rating 7.1 11,579 reviews	Search Air Canada flights
Delta	PriceFrom $845	Free Cancellation	Rating 7.8 8,554 reviews	Search Delta flights
United Airlines	PriceFrom $850	Free Cancellation	Rating 7.4 10,160 reviews	Search United Airlines flights
Asiana Airlines	PriceFrom $915	Free Cancellation	Rating 8.1 560 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $1,129	Free Cancellation	Rating 8.4 1,221 reviews	Search Korean Air flights

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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 $463

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 10/31. 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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Delta flights from Philadelphia to Seoul

Our best Delta deals on Philadelphia to Seoul flight tickets

United Airlines flights from Philadelphia to Seoul

Our best United Airlines 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

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