HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Philadelphia

$471+ 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — PHL
Apr 5 — Apr 121
Sun 4/5
Sun 4/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Incheon Intl to Philadelphia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 6, 2026.

This Jetabroad deal was found by Cheapflights users on 3/2. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/18:35 pm
ICN
-
PHL
1 stop22h 30m
Multiple Airlines
Sat 4/46:47 pm
PHL
-
ICN
1 stop34h 48m
Multiple Airlines
Deal found 3/2$792
This Air Canada deal was found by Cheapflights users on 3/4. 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.
Wed 6/35:45 pm
ICN
-
PHL
2 stops24h 46m
Air Canada
Tue 6/93:25 pm
PHL
-
ICN
2 stops35h 40m
Air Canada
Deal found 3/4$910
This Flightnetwork deal was found by Cheapflights users on 3/2. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/165:45 pm
ICN
-
PHL
2 stops42h 58m
Air Canada
Thu 4/239:15 am
PHL
-
ICN
2 stops41h 50m
Air Canada
Deal found 3/2$914
This Booking.com deal was found by Cheapflights users on 3/3. 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.
Sat 4/255:45 pm
ICN
-
PHL
2 stops41h 58m
Air Canada
Wed 4/294:25 pm
PHL
-
ICN
2 stops34h 40m
Air Canada
Deal found 3/3$924
This Air Canada deal was found by Cheapflights users on 3/5. 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.
Fri 5/15:45 pm
ICN
-
PHL
2 stops34h 53m
Air Canada
Wed 5/64:20 pm
PHL
-
ICN
2 stops34h 45m
Air Canada
Deal found 3/5$925

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 March 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$792
(Jetabroad)

One-way from

$471
(Kiwi.com)

Popular in

August

Cheapest in

November

Average price

$1,081
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. 8% potential increase in price ($78 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 6, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Wed 6/3

5:45 pm-5:31 am

2 stops24h 46m

Philadelphia

Tue 6/9

10:25 am-5:30 pm

1 stop18h 05m

$937

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Tue 9/1

9:45 am-9:45 am

2 stops37h 00m

Philadelphia

Wed 9/30

10:05 am-4:05 pm

2 stops41h 00m

$1,067
Quickest round-trip

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Tue 9/1

11:30 am-5:30 pm

1 stop19h 00m

Philadelphia

Wed 9/30

6:13 pm-4:20 am

1 stop21h 07m

$1,221

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Wed 3/25

8:05 pm-5:41 am

2 stops22h 36m

Philadelphia

Thu 4/9

6:05 am-5:20 pm

2 stops22h 15m

$1,243

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Mon 3/30

7:40 pm-8:46 am

2 stops26h 06m

Philadelphia

Mon 4/6

6:54 pm-5:20 pm

1 stop33h 26m

$1,243

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Mon 3/23

8:05 pm-5:41 am

2 stops22h 36m

Philadelphia

Wed 4/15

6:00 am-4:50 pm

2 stops21h 50m

$1,251

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Wed 3/25

5:00 pm-12:16 am

2 stops20h 16m

Philadelphia

Thu 4/9

11:36 am-4:20 am

2 stops27h 44m

$1,266
Cheapest one-way

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Sat 8/22

9:50 am-10:38 am

3 stops37h 48m

$593

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Sun 5/31

9:45 am-3:02 pm

2 stops42h 17m

$625

IncheonPhiladelphia

ICN - PHL

ICNPHL

Incheon Intl

Fri 3/13

6:55 pm-10:59 am

2 stops29h 04m

$740

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/1

Showing 1-10 of 19 resultsSorted by cheapest first
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 March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 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 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 June is currently the most expensive (average of $577). 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 March 6, 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
8,258 reviews

Food

7.2

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

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
8,258 reviews
Delta
7.9
Good
8,258 reviews

Food

7.2

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

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 $1,221, Air Canada can have you in Philadelphia from Incheon Intl Airport in 19h. 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 Air Canada ($324), United Airlines ($411), and American Airlines ($439).

  • 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 June is currently the most expensive (average of $577). 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
Glen Mills
Chester

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Incheon Intl to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Newark flights
Incheon Intl to Pittsburgh flights
Incheon Intl to Harrisburg flights

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 March 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$626Average$877FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
Cookie settings©2026 Cheapflights