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$449+ Cheap flights from Philadelphia (PHL) to Seoul (SEL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SEL
jan. 26 — feb. 21
zo 1/26
zo 2/2
1 adult, Economy
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The best prices from Philadelphia to Seoul are usually found in November or March, booked 64 days in advance, depart on a Friday or Wednesday and return on a Wednesday

Cheap flight deals from Philadelphia to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Seoul (SEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated januari 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$783
(Air Canada)

One-way from

$449
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,136
Provider with most accurate pricing for Philadelphia-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Seoul (SEL) flights.
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From Philadelphia to Seoul (SEL)
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One-way flight from Philadelphia to Seoul (SEL)
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Highest demand for flights based on searches. 1% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find flight deals from Philadelphia to Seoul

Cheapest flights from Philadelphia to Seoul
Explore the most affordable flight options available from Philadelphia to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on januari 21, 2025.

This Air Canada deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
wo 3/193:30 pmPHL - ICN
2 stops34h 55mAir Canada
ma 4/75:45 pmICN - PHL
2 stops34h 02mAir Canada
Deal found 1/20$783
This Kiwi.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
do 3/612:36 pmPHL - ICN
2 stops41h 54mMultiple Airlines
vr 3/211:20 pmICN - PHL
1 stop23h 39mMultiple Airlines
Deal found 1/20$931
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma 3/107:05 amPHL - ICN
1 stop19h 45mDelta
wo 3/267:30 pmICN - PHL
1 stop17h 13mDelta
Deal found 1/21$1,206
This Mytrip deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
zo 3/24:25 pmPHL - GMP
2 stops52h 55mMultiple Airlines
wo 3/197:00 amGMP - PHL
3 stops29h 59mMultiple Airlines
Deal found 1/20$1,241
This Ovago deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
za 2/226:45 pmPHL - GMP
2 stops26h 10mJapan Airlines
wo 2/267:50 amGMP - PHL
2 stops18h 52mJapan Airlines
Deal found 1/19$1,467
This Cheapflightsfares deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
do 9/116:10 amPHL - GMP
2 stops39h 55mANA
zo 9/217:55 pmGMP - PHL
2 stops30h 56mANA
Deal found 1/20$1,545
This KAYAK deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
wo 3/196:09 amPHL - GMP
2 stops41h 56mAir China
di 4/82:25 pmGMP - PHL
2 stops52h 10mAir China
Deal found 1/19$1,577

Find flights from Philadelphia to Seoul within your budget

Customize your flight search to find flights from Philadelphia to Seoul that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated januari 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

wo 3/19

3:30 pm-3:25 pm

2 stops34h 55m

Incheon Intl

di 4/8

5:45 pm-2:47 pm

2 stops34h 02m

$783

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

do 3/6

12:36 pm-8:30 pm

2 stops41h 54m

Incheon Intl

vr 3/21

1:20 pm-11:59 pm

1 stop23h 39m

$931

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

ma 3/10

7:05 am-3:50 pm

1 stop19h 45m

Incheon Intl

wo 3/26

7:30 pm-11:43 pm

1 stop17h 13m

$1,206

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

zo 3/2

4:25 pm-11:20 am

2 stops52h 55m

Seoul Gimpo Intl

wo 3/19

7:00 am-11:59 pm

3 stops29h 59m

$1,241

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

zo 3/2

8:30 am-5:40 am

1 stop31h 10m

Incheon Intl

wo 3/19

5:00 pm-5:10 am

1 stop25h 10m

$1,276

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

za 2/22

6:45 pm-10:55 am

2 stops26h 10m

Seoul Gimpo Intl

wo 2/26

7:50 am-12:42 pm

2 stops18h 52m

$1,467

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

wo 3/19

6:09 am-1:05 pm

2 stops41h 56m

Seoul Gimpo Intl

di 4/8

2:25 pm-5:35 am

2 stops52h 10m

$1,577

PhiladelphiaSeoul

PHL - GMP

PHLGMP

Philadelphia

ma 4/28

6:15 am-10:20 pm

2 stops27h 05m

Seoul Gimpo Intl

zo 5/11

7:55 pm-2:05 pm

2 stops31h 10m

$1,714

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

ma 2/10

11:02 am-11:35 am

3 stops58h 33m

$449

PhiladelphiaIncheon

PHL - ICN

PHLICN

Philadelphia

zo 2/9

4:25 pm-6:25 pm

1 stop36h 00m

$573

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 16 results
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Compare providers for flights from Philadelphia to Seoul

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Seoul in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Seoul flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Seoul flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Philadelphia to Seoul

Get recent, data-driven insights about flights from Philadelphia to Seoul including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Philadelphia to Seoul?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Seoul. Price data was last updated on January 17, 2025.

To ensure you get the cheapest price possible for a flight from Philadelphia to Seoul, you should look to book at least 63 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Philadelphia to Seoul?

Currently, October is the cheapest month in which you can book a flight from Philadelphia to Seoul (average of $1,086). Flying from Philadelphia to Seoul in June is currently the most expensive (average of $1,722). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHL to SEL?

Find hourly flight availability from Philadelphia to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated januari 21, 2025.

It’s optimal to fly from Philadelphia to Seoul in the morning. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the afternoon.

Rainfall in Seoul by month

Plan your trip to Seoul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

Temperature in Seoul by month

Plan your trip to Seoul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seoul. Reviews last updated januari 21, 2025.
Read through reviews of airlines operating flights from Philadelphia to Seoul, such as Delta, United Airlines and Air China. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
852 reviews

Boarding

8.6

Crew

8.7

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

ANA
8.4
Very good
852 reviews
ANA
8.4
Very good
852 reviews

Boarding

8.6

Crew

8.7

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Japan Airlines
8.3
Very good
1,449 reviews
ANA
8.4
Very good
852 reviews

Boarding

8.6

Crew

8.7

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Delta
8.0
Very good
8,521 reviews
ANA
8.4
Very good
852 reviews

Boarding

8.6

Crew

8.7

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

United Airlines
7.4
Good
8,985 reviews
ANA
8.4
Very good
852 reviews

Boarding

8.6

Crew

8.7

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Philadelphia to Seoul?

    Most people fly from Philadelphia (PHL) if they book a flight from Philadelphia to Seoul. On average, Philadelphia has 0 outbound flights to Seoul per day from 5 airlines. Philadelphia is conveniently located just 7.0 mi from Philadelphia’s city center.

  • What are the cheapest airlines flying from Philadelphia to Seoul round-trip?

    Currently priced at $783, Air Canada will fly you from Philadelphia to Seoul and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $1,206 and $1,276, respectively. Users have found that Air Canada is 36% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Philadelphia to Seoul one-way?

    One-way options have recently been found by users for as low as $573 on Air Canada. Other airlines that offer cheap prices include Japan Airlines from $744 and ANA from $912 one-way.

  • Can I find deals for flights from Philadelphia to Seoul that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Seoul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Seoul.

  • Can I find deals for business class flights from Philadelphia to Seoul?

    Yes. Cheapflights offers flight deals from Philadelphia to Seoul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Seoul?

    Currently, October is the cheapest month in which you can book a flight from Philadelphia to Seoul (average of $1,086). Flying from Philadelphia to Seoul in June is currently the most expensive (average of $1,722). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Philadelphia to Seoul

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Top 5 airlines flying from Philadelphia to Seoul

Discover the top 5 airlines that operate flights from Philadelphia to Seoul. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated januari 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$861Average$1,140FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$902Average$1,392FlexibilityNo cancel feeOn-time69%
DeltaCheapest$905Average$1,234FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$961Average$1,242FlexibilityNo cancel feeOn-time71%
Korean AirCheapest$1,082Average$1,655FlexibilityNo cancel feeOn-time81%
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