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Cheap flights from Incheon Intl Airport to Philadelphia from $462

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Incheon Intl Airport to Philadelphia departing on 5/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Incheon Intl Airport to Philadelphia

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Incheon Intl Airport to Philadelphia.
Delta Logo
6:40 pm - 10:39 amICN-PHL
28h 59m1 stop
Delta Logo
6:15 am - 5:20 pmPHL-ICN
22h 05m1 stop
$611Delta
Find Deal
Mon, Sep 22 - Mon, Sep 29
United Airlines Logo
4:50 pm - 5:39 amICN-PHL
25h 49m1 stop
United Airlines Logo
6:28 pm - 4:20 amPHL-ICN
20h 52m1 stop
$657United Airlines
Find Deal
Mon, May 12 - Mon, Aug 18
Korean Air Logo
6:50 pm - 12:23 amICN-PHL
18h 33m1 stop
Korean Air Logo
5:55 am - 2:10 pmPHL-ICN
19h 15m1 stop
$727Korean Air
Find Deal
Mon, Sep 22 - Mon, Sep 29
Air Canada Logo
5:45 pm - 10:06 pmICN-PHL
41h 21m2 stops
Air Canada Logo
3:20 pm - 4:05 pmPHL-ICN
35h 45m2 stops
$812Air Canada
Find Deal
Wed, May 21 - Tue, May 27
Air Canada Logo
5:45 pm - 10:06 pmICN-PHL
41h 21m2 stops
Air Canada Logo
7:30 am - 4:05 pmPHL-ICN
43h 35m2 stops
$817Air Canada
Find Deal
Wed, May 21 - Wed, May 28
American Airlines Logo
5:25 pm - 5:14 pmICN-PHL
36h 49m2 stops
American Airlines Logo
9:15 pm - 3:30 pmPHL-ICN
29h 15m1 stop
$886American Airlines
Find Deal
Fri, May 30 - Sat, Jun 14
 Logo
6:50 pm - 12:59 amICN-PHL
19h 09m1 stop
 Logo
7:28 pm - 4:00 amPHL-ICN
19h 32m1 stop
Mon, Jun 9 - Thu, Jun 19
 Logo
4:25 pm - 10:29 pmICN-PHL
19h 04m1 stop
 Logo
5:30 am - 2:10 pmPHL-ICN
19h 40m1 stop
Mon, Jun 9 - Thu, Jun 19
Korean Air Logo
6:50 pm - 12:27 amICN-PHL
18h 37m1 stop
Korean Air Logo
5:55 am - 2:10 pmPHL-ICN
19h 15m1 stop
$944Korean Air
Find Deal
Fri, Aug 22 - Fri, Aug 29
American Airlines Logo
5:25 pm - 5:50 amICN-PHL
25h 25m2 stops
American Airlines Logo
9:52 pm - 3:30 pmPHL-ICN
28h 38m2 stops
$1,350American Airlines
Find Deal
Sat, Jun 21 - Sat, Jun 28

Delta flights from Incheon Intl Airport to Philadelphia

Our best Delta deals on Incheon Intl Airport to Philadelphia flight tickets
Delta
Sep 22
ICN6:40 pmIncheon Intl
28h 59m
1 stop
PHL10:39 amPhiladelphia
Sep 29
PHL6:15 amPhiladelphia
22h 05m
1 stop
ICN5:20 pmIncheon Intl
Delta
Oct 12
ICN7:20 pmIncheon Intl
23h 26m
2 stops
PHL5:46 amPhiladelphia
Nov 9
PHL6:40 pmPhiladelphia
31h 35m
1 stop
ICN4:15 pmIncheon Intl
Delta
Oct 12
ICN7:20 pmIncheon Intl
23h 26m
2 stops
PHL5:46 amPhiladelphia
Nov 9
PHL1:00 pmPhiladelphia
26h 10m
2 stops
ICN5:10 amIncheon Intl

United Airlines flights from Incheon Intl Airport to Philadelphia

Our best United Airlines deals on Incheon Intl Airport to Philadelphia flight tickets
United Airlines
May 12
ICN4:50 pmIncheon Intl
25h 49m
1 stop
PHL5:39 amPhiladelphia
Aug 18
PHL6:28 pmPhiladelphia
20h 52m
1 stop
ICN4:20 amIncheon Intl
United Airlines
Oct 7
ICN11:30 amIncheon Intl
20h 50m
2 stops
PHL7:20 pmPhiladelphia
Oct 18
PHL10:15 amPhiladelphia
29h 05m
2 stops
ICN4:20 amIncheon Intl
United Airlines
Oct 7
ICN11:30 amIncheon Intl
18h 58m
1 stop
PHL5:28 pmPhiladelphia
Oct 11
PHL6:03 pmPhiladelphia
31h 57m
2 stops
ICN3:00 pmIncheon Intl

See travel insights to Philadelphia from

How to get the cheapest flight ticket from Incheon Intl Airport to Philadelphia

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 cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Incheon Intl Airport is in March. Flight prices, which tend to average around $709, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Philadelphia, with average flight prices from Incheon Intl Airport averaging around $793.

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from Incheon Intl Airport to Philadelphia is on a Wednesday. Travelers who choose to depart for Philadelphia on a Wednesday will often find tickets for as low as $919. On the other hand, Saturday is the most expensive day to depart from Incheon Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $2,072.

What is the cheapest time of day to depart on your flight to Philadelphia?

According to our data, the cheapest time of day to fly to Philadelphia is in the afternoon. momondo users have found flights departing from Incheon Intl Airport to Philadelphia in the afternoon for as low as $916. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the evening when prices are around $1,846.

How far in advance should I book a flight to Philadelphia?

You are more likely to see cheaper flights to Philadelphia from Incheon Intl Airport when booking 2 weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $1,013 when searching 2 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Incheon Intl Airport for as low as $682 on momondo.

How have Incheon Intl Airport to Philadelphia flight prices changed over time?

As of April 2025, prices for Incheon Intl Airport to Philadelphia flights are approximately 11% cheaper when compared to flights at the same time last year.

When to book flights from Incheon Intl Airport to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Incheon Intl Airport to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Incheon Intl Airport to Philadelphia (ICN to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Incheon Intl Airport to Philadelphia

Best Price Found

$462

Fastest flight time

16h 23m

Direct flights

None

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from Incheon Intl Airport in the past 72 hours is $462. The best round-trip flight deal from Incheon Intl Airport to Philadelphia found on momondo in the last 72 hours is $611.
The fastest flight from Incheon Intl Airport to Philadelphia takes 16h 23m
There are no direct flights from Incheon Intl Airport to Philadelphia. Popular non-direct route for this connection is Incheon Intl Airport - Philadelphia Airport.
There is 1 airport near Philadelphia: Philadelphia (PHL)

  • How far is Incheon Intl to Philadelphia by plane?

    A flight from Incheon Intl to Philadelphia will travel around 6911.2 mi. A reasonable flight in good conditions will take 16h 23m.

  • When did momondo last update prices for flights from Incheon Intl Airport to Philadelphia Airport?

    Prices for flights from Incheon Intl Airport to Philadelphia Airport are updated daily.

  • How many operators does momondo search for flights from Incheon Intl Airport to Philadelphia Airport?

  • How old do you have to be to fly from Incheon Intl Airport to Philadelphia Airport?

    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 Incheon Intl Airport to Philadelphia Airport.

  • What documentation or ID do you need to fly to Philadelphia Airport?

    The required travel and health documents for your Philadelphia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Incheon Intl Airport to Philadelphia?


Best airlines flying from Incheon Intl Airport to Philadelphia

Compare and see reviews for airlines that fly from Incheon Intl Airport to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $552Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $659Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
Air CanadaPriceFrom $811Free CancellationRating
7.0
9,198 reviews
Search Air Canada flights
DeltaPriceFrom $845Free CancellationRating
8.0
7,920 reviews
Search Delta flights
Korean AirPriceFrom $885Free CancellationRating
8.4
1,063 reviews
Search Korean Air flights

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Rehoboth Beach
Cape May
Ocean City
Wildwood Crest
Reading
King of Prussia
Newark
Dover
Cherry Hill
North Wildwood
Dewey Beach
Lewes
Exton
Vineland
Essington
New Castle
Pottstown
Avalon
Stone Harbor

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Philadelphia?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Philadelphia from Seoul.

Can I find flights from Seoul to Philadelphia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Philadelphia from Seoul with this policy.

How can momondo help me find flights from Seoul to Philadelphia?

momondo helps you find the best flight between Seoul and Philadelphia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seoul to Philadelphia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seoul to Philadelphia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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