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$330+ Cheap flights from Incheon Intl (ICN) to Philadelphia (PHL)

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — PHL
feb. 21 — feb. 281
za 2/21
za 2/28
1 adult, Economy
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Cheap flight deals from Incheon Intl to Philadelphia

Cheapest flights from Incheon Intl to Philadelphia
Explore the most affordable flight options available from Incheon Intl to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on januari 22, 2026.

This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
do 5/149:00 am
ICN
-
PHL
2 stops37h 32m
Multiple Airlines
di 5/1910:05 am
PHL
-
ICN
2 stops41h 00m
Multiple Airlines
Deal found 1/21$474
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 2/176:55 pm
ICN
-
PHL
2 stops33h 52m
Air Canada
ma 3/23:30 pm
PHL
-
ICN
2 stops35h 40m
Air Canada
Deal found 1/21$475
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 2/176:55 pm
ICN
-
PHL
2 stops33h 52m
Air Canada
zo 3/17:50 am
PHL
-
ICN
2 stops43h 20m
Air Canada
Deal found 1/21$480
This Air Canada deal was found by Cheapflights users on 1/22. 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.
vr 2/205:55 pm
ICN
-
PHL
2 stops34h 52m
Air Canada
ma 3/24:35 pm
PHL
-
ICN
2 stops34h 35m
Air Canada
Deal found 1/22$482
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 2/178:10 pm
ICN
-
PHL
1 stop16h 36m
Air Canada
di 3/33:30 pm
PHL
-
ICN
2 stops35h 40m
Air Canada
Deal found 1/21$494
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 2/176:55 pm
ICN
-
PHL
2 stops33h 52m
Air Canada
do 2/263:30 pm
PHL
-
ICN
2 stops36h 55m
Air Canada
Deal found 1/21$497
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 2/176:55 pm
ICN
-
PHL
2 stops33h 52m
Air Canada
wo 2/254:05 pm
PHL
-
ICN
2 stops33h 55m
Air Canada
Deal found 1/21$510
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 2/248:10 pm
ICN
-
PHL
1 stop33h 16m
Air Canada
ma 3/27:50 am
PHL
-
ICN
1 stop20h 35m
Air Canada
Deal found 1/21$512
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 2/176:55 pm
ICN
-
PHL
2 stops33h 52m
Air Canada
vr 2/274:05 pm
PHL
-
ICN
2 stops59h 05m
Air Canada
Deal found 1/21$514

Find flight deals from Incheon Intl to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Philadelphia (PHL). 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 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$474
(Gotogate)

One-way from

$330
(Air Canada)

Popular in

August

Cheapest in

November

Average price

$1,092
Provider with most accurate pricing for Incheon Intl-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Incheon Intl-Philadelphia flights.
Search Deals
From Incheon Intl to Philadelphia
Search Deals
One-way flight from Incheon Intl to Philadelphia
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl to Philadelphia 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 22, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Philadelphia that are best for you.

Fly from

Incheon Intl

Fly to

Philadelphia

Route

Depart

Return

Price

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

do 5/14

9:00 am-9:32 am

2 stops37h 32m

Philadelphia

di 5/19

10:05 am-4:05 pm

2 stops41h 00m

$474

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

di 4/7

11:30 am-11:43 am

2 stops37h 13m

Philadelphia

zo 5/3

8:05 pm-3:00 pm

2 stops29h 55m

$540

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

di 4/7

11:30 am-11:43 am

2 stops37h 13m

Philadelphia

vr 5/1

6:00 am-3:00 pm

1 stop20h 00m

$540

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

di 4/21

4:50 pm-2:16 pm

3 stops34h 26m

Philadelphia

wo 5/6

6:00 pm-3:00 pm

2 stops32h 00m

$540

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

wo 2/11

5:55 pm-10:46 pm

2 stops42h 51m

Philadelphia

do 2/26

4:05 pm-6:25 pm

1 stop36h 20m

$644

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

vr 2/20

9:00 pm-5:20 pm

1 stop34h 20m

Philadelphia

ma 3/2

6:20 pm-5:45 am

1 stop21h 25m

$699

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

wo 4/8

4:50 pm-2:16 pm

2 stops34h 26m

Philadelphia

zo 5/3

8:05 pm-3:00 pm

2 stops29h 55m

$730

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

wo 4/8

4:50 pm-2:16 pm

2 stops34h 26m

Philadelphia

di 5/5

6:00 am-3:00 pm

1 stop20h 00m

$730

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

wo 4/8

4:50 pm-12:17 pm

2 stops32h 27m

Philadelphia

ma 4/27

11:36 am-4:20 am

2 stops27h 44m

$730

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

wo 4/8

4:50 pm-12:17 pm

2 stops32h 27m

Philadelphia

wo 4/29

6:12 am-3:00 pm

1 stop19h 48m

$730

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/22

Showing 1-10 of 18 results
1
2

Compare providers for flights from Incheon Intl to Philadelphia

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 Incheon Intl to Philadelphia in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 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 Incheon Intl Airport-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Incheon Intl Airport-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Incheon Intl Airport-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Incheon Intl Airport-Philadelphia flights, Cheapflights users trust Expedia the most. Expedia 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 Incheon Intl Airport-Philadelphia 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 Incheon Intl to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Incheon Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Incheon Intl Airport to Philadelphia

What is the cheapest month to book a flight from Incheon Intl Airport to Philadelphia?

Currently, December is the cheapest month in which you can book a flight from Incheon Intl Airport to Philadelphia (average of $285). Flying from Incheon Intl Airport to Philadelphia in July is currently the most expensive (average of $637). 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.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated januari 22, 2026.
Peruse reviews from past customers who have flown with Delta from Incheon Intl Airport to Philadelphia to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,087 reviews

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,087 reviews
Delta
7.9
Good
8,087 reviews

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to Philadelphia. 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 into for flights to Philadelphia from Incheon Intl?

    Philadelphia (PHL) is the airport you will fly into if you book a flight from Incheon Intl to Philadelphia. You should not have trouble finding flights to Philadelphia from Incheon Intl; the airport handles an average of 0 inbound flights from Incheon Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Philadelphia airport from Incheon Intl. It is only a 7.0 mi journey from Philadelphia (PHL) to Philadelphia’s city center.

  • How long is the flight from Incheon Intl Airport to Philadelphia?

    For as low as $540, United Airlines can have you in Philadelphia from Incheon Intl Airport in 37h 13m. Airlines will cover a distance of 6915 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Incheon Intl Airport to Philadelphia round-trip?

    Delta, at $626, was found to be the cheapest airline from Incheon Intl Airport to Philadelphia.. Users have found that Delta is 25% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Incheon Intl Airport to Philadelphia one-way?

    The cheapest airlines for a one-way flight from Incheon Intl Airport to Philadelphia are United Airlines ($411), American Airlines ($439), and Air Canada ($441).

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

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

  • How can I find direct flights from Incheon Intl to Philadelphia?

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

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

    Yes. Cheapflights offers flight deals from Incheon Intl to Philadelphia 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 Incheon Intl Airport to Philadelphia?

    Currently, December is the cheapest month in which you can book a flight from Incheon Intl Airport to Philadelphia (average of $285). Flying from Incheon Intl Airport to Philadelphia in July is currently the most expensive (average of $637). 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

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
Reading
Ocean City
King of Prussia
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Newark
Chester

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Top airline flying from Incheon Intl to Philadelphia

Discover the top airline that operate flights from Incheon Intl to Philadelphia. 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 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$626Average$877FlexibilityNo cancel feeOn-timeN/A

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