PHL - ICN

$413 Find Cheap Flights from Philadelphia to Seoul Incheon Airport - Compare and Save

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Everything you should know

Cheapest round-trip
$1,138
Typical prices: $909-$1,458
United Airlines
Fri 3/2Sat 3/10
PHL - ICN • 2 stops
Cheapest one-way
$413
Typical prices: $490-$828
Multiple Airlines
Tue 1/30
PHL - ICN • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Philadelphia and Incheon Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
15 weeks
in advance
Our data shows that travelers who book at least 15 weeks in advance save around 32% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 28% price drop
April
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Detroit Metropolitan Wayne County (DTW)
Cheapest • Avg $980 (round-trip)
Montreal Pierre Elliott Trudeau Intl (YUL)
Shortest trip • 17h 19m (one-way)
Insights
Insights
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We hope you love your trip to Incheon Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Philadelphia to Incheon Intl (PHL-ICN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Philadelphia to Incheon Intl

Tue, Mar 2 - Wed, Mar 10
United Airlines Logo
9:39 am - 5:40 amPHL  Philadelphia-ICN Incheon Intl
30h 01m2 stops Chicago O'Hare Intl San Francisco
United Airlines Logo
6:00 pm - 7:22 amICN  Incheon Intl-PHL Philadelphia
27h 22m1 stop San Francisco
$1,138United Airlines
Tue, Mar 2 - Wed, Mar 10
United Airlines Logo
9:00 am - 5:40 amPHL  Philadelphia-ICN Incheon Intl
30h 40m1 stop San Francisco
United Airlines Logo
6:00 pm - 7:22 amICN  Incheon Intl-PHL Philadelphia
27h 22m1 stop San Francisco
$1,138United Airlines
Mon, Apr 19 - Fri, Apr 30
Alaska Airlines Logo
7:00 am - 5:30 pmPHL  Philadelphia-ICN Incheon Intl
21h 30m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:35 pm - 5:55 amICN  Incheon Intl-PHL Philadelphia
23h 20m1 stop Seattle/Tacoma Intl
$1,149Alaska Airlines
Thu, Apr 29 - Thu, May 20
Alaska Airlines Logo
7:00 am - 5:30 pmPHL  Philadelphia-ICN Incheon Intl
21h 30m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:35 pm - 5:55 amICN  Incheon Intl-PHL Philadelphia
23h 20m1 stop Seattle/Tacoma Intl
$1,149Alaska Airlines
Thu, Apr 22 - Sun, May 9
Asiana Airlines Logo
6:10 am - 3:00 pmPHL  Philadelphia-ICN Incheon Intl
19h 50m1 stop San Francisco
Asiana Airlines Logo
4:50 pm - 7:45 amICN  Incheon Intl-PHL Philadelphia
27h 55m1 stop San Francisco
$1,201Asiana Airlines
Fri, Apr 23 - Mon, May 10
Asiana Airlines Logo
6:10 am - 3:00 pmPHL  Philadelphia-ICN Incheon Intl
19h 50m1 stop San Francisco
Asiana Airlines Logo
4:50 pm - 7:45 amICN  Incheon Intl-PHL Philadelphia
27h 55m1 stop San Francisco
$1,201Asiana Airlines
Tue, Nov 17 - Tue, Dec 1
American Airlines Logo
5:00 am - 4:45 pmPHL  Philadelphia-ICN Incheon Intl
21h 45m1 stop Dallas/Fort Worth
American Airlines Logo
6:50 pm - 10:50 pmICN  Incheon Intl-PHL Philadelphia
18h 00m1 stop Dallas/Fort Worth
$1,218American Airlines
Tue, Nov 24 - Tue, Dec 1
American Airlines Logo
5:00 am - 4:45 pmPHL  Philadelphia-ICN Incheon Intl
21h 45m1 stop Dallas/Fort Worth
American Airlines Logo
6:50 pm - 2:52 pmICN  Incheon Intl-PHL Philadelphia
34h 02m1 stop Dallas/Fort Worth
$1,218American Airlines
Wed, Nov 25 - Wed, Dec 2
Delta Logo
5:15 am - 3:30 pmPHL  Philadelphia-ICN Incheon Intl
20h 15m1 stop Atlanta Hartsfield-Jackson
Delta Logo
5:40 pm - 12:52 amICN  Incheon Intl-PHL Philadelphia
21h 12m1 stop Atlanta Hartsfield-Jackson
$1,219Delta
Sat, Mar 6 - Sat, Mar 20
Delta Logo
6:00 am - 4:50 pmPHL  Philadelphia-ICN Incheon Intl
20h 50m1 stop Detroit Metropolitan Wayne County
Delta Logo
7:25 pm - 9:27 amICN  Incheon Intl-PHL Philadelphia
27h 02m1 stop Atlanta Hartsfield-Jackson
$1,219Delta
Booking Insights

Price, demand and travel trends for Philadelphia to Incheon Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Philadelphia to Incheon Intl Airport?

Round-trip flights from Philadelphia to Incheon Intl Airport typically range from $909 to $1,458. The lowest price found in the past 5 days was $1,138, on United Airlines.

What's the cheapest day of the week to fly from Philadelphia to Incheon Intl Airport?

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from Philadelphia to Incheon Intl Airport. It’s 8% cheaper than the average day, while Sunday is the most expensive, with prices 15% higher.

What’s the cheapest month to fly from Philadelphia to Incheon Intl Airport?

•January is the cheapest month to fly from Philadelphia to Incheon Intl Airport at $845 round-trip.
•December ($1,773) and July ($1,524) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 109% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Philadelphia to Incheon Intl Airport the cheapest?

Flights from Philadelphia to Incheon Intl Airport are cheapest 15 weeks before departure. Booking in this window typically costs about 32% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Philadelphia to Incheon Intl Airport flights

Low season

August

Cheapest flight

$413
Beat the crowds with an average 36% drop in travelers.
The most popular month to fly with an average 74% increase in travelers.
One-way flight from Philadelphia to Incheon Intl Airport

When to book flights from Philadelphia to Incheon Intl

Are your dates flexible? Find out the best times to travel from Philadelphia to Incheon Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Philadelphia to Incheon Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Philadelphia to Incheon Intl Airport?

    Four cabin classes are available on flights from Philadelphia to Incheon Intl Airport:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

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

    A nonstop flight from Philadelphia to Incheon Intl Airport takes 00m, covering 6,915 miles.

  • Do I need a passport to fly from Philadelphia to Incheon Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Philadelphia to Incheon Intl Airport flight?

    Round-trip flights from Philadelphia to Incheon Intl Airport range from $909 to $1,458, with an average of $1,166 over the past 12 months. Anything below $909 counts as a good deal.

  • How expensive are last-minute Philadelphia to Incheon Intl Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 15% above the $1,166 route average. Book 15 weeks before departure for the lowest fares.

  • Have flight prices from Philadelphia to Incheon Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,138 to $10,107. That means the highest observed fare was about 9x higher than the lowest one.

  • How are flight prices from Philadelphia to Incheon Intl Airport looking right now?

    One-way fares from Philadelphia to Incheon Intl Airport are currently in line with typical prices for this route. Average one-way fares are about $657.

  • What car rental options are available at Incheon Intl Airport (ICN)?

    Incheon Intl Airport (ICN) hosts 5 major car rental companies, with daily rates averaging $47 for economy cars. Top options include:

    • WECAR
    • Wheego
    • Yesaway
    • Alamo
    • Enterprise Rent-A-Car

  • Which airports can I use when flying from Philadelphia to Incheon Intl Airport?

    Flights from Philadelphia to Incheon Intl Airport usually depart from Philadelphia (PHL) and arrive at Incheon Intl (ICN).

  • Which airports do connecting flights from Philadelphia to Incheon Intl Airport pass through?

    One-stop flights from Philadelphia to Incheon Intl Airport most commonly connect through:

    • Toronto Pearson Intl (YYZ) - 44% of one-stop connections
    • San Francisco (SFO) - 19% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 12% of one-stop connections
    • Dallas/Fort Worth (DFW) - 8% of one-stop connections

  • Can I save money by using flexible dates for flights from Philadelphia to Incheon Intl Airport?

    Yes. Flexible dates can save you up to 21% on flights from Philadelphia to Incheon Intl Airport. Saturday is the cheapest departure day at $1,077 round-trip on average, while Sunday is the most expensive at $1,348, a difference of $271.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Philadelphia to Incheon Intl Airport?

    Flying via Montreal Pierre Elliott Trudeau Intl (YUL) gives the shortest average 1-stop total travel time at 17h 19m, compared with 17h 56m via Detroit Metropolitan Wayne County (DTW) and 18h 10m via Toronto Pearson Intl (YYZ).

  • What is the time difference between Philadelphia and Incheon Intl Airport?

    Incheon Intl Airport is 13 hours ahead of Philadelphia (Korean Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Incheon Intl Airport?

    Some of the most popular sights in Incheon Intl Airport are Songdo Convensia and Songdo Central Park. These are among the most viewed places in Incheon Intl Airport on KAYAK.

Your guide to booking Philadelphia to Incheon Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Sunday. On this route, Saturday flights average $1,077, about $271 less than Sunday fares (20% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 15 weeks before you fly. On this route, that window historically saves about 32% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Philadelphia to Incheon Intl Airport trip for January. Fares historically average $845 round-trip in that month - typically $928 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Incheon Intl Airport.

    • Grand Hyatt Incheon
    • Hotel Ora Incheon
    • Hotel Hu Incheon Airport

More options for your flight from Philadelphia to Incheon Intl

Complete your trip to Incheon with a hotel stay or car rental

Car rentals in Seoul
Hotels in Seoul