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Flights from Allentown to Seoul

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

      • ABE 18:09
        20h 51m
        1 stop
        ICN 04:00
        Allentown - Seoul | Mon, Sep 7 | Delta Air Lines
        ICN 10:35
        19h 46m
        1 stop
        ABE 17:21
        Seoul - Allentown | Mon, Sep 14 | Korean Air
        US$1,730 US$2,606
        34% off
        34% off
        US$2,606 US$1,730
      • ABE 06:16
        32h 44m
        1 stop
        ICN 04:00
        Allentown - Seoul | Mon, Sep 7 | Korean Air
        ICN 10:35
        19h 46m
        1 stop
        ABE 17:21
        Seoul - Allentown | Mon, Sep 14 | Korean Air
        US$1,731 US$2,606
        34% off
        34% off
        US$2,606 US$1,731
      • ABE 06:16
        18h 54m
        1 stop
        ICN 14:10
        Allentown - Seoul | Sun, Aug 16 | Korean Air
        ICN 18:50
        35h 33m
        1 stop
        ABE 17:23
        Seoul - Allentown | Sun, Aug 23 | Korean Air
        US$1,731 US$2,606
        34% off
        34% off
        US$2,606 US$1,731
      • ABE 06:16
        18h 54m
        1 stop
        ICN 14:10
        Allentown - Seoul | Thu, Aug 20 | Korean Air
        ICN 08:45
        21h 34m
        1 stop
        ABE 17:19
        Seoul - Allentown | Thu, Aug 27 | Korean Air
        US$1,756
        33% off
        US$2,606 US$1,756
      • ABE 13:08
        25h 52m
        1 stop
        ICN 04:00
        Allentown - Seoul | Sun, Jul 26 | Delta Air Lines
        ICN 16:25
        19h 43m
        1 stop
        ABE 23:08
        Seoul - Allentown | Sat, Aug 1 | Delta Air Lines
        US$1,762
        32% off
        US$2,606 US$1,762
      • ABE 06:30
        18h 40m
        1 stop
        ICN 14:10
        Allentown - Seoul | Thu, Aug 6 | Delta Air Lines
        ICN 16:25
        37h 58m
        1 stop
        ABE 17:23
        Seoul - Allentown | Thu, Aug 13 | Delta Air Lines
        US$1,772
        32% off
        US$2,606 US$1,772
      • ABE 18:05
        20h 55m
        1 stop
        ICN 04:00
        Allentown - Seoul | Mon, Jul 27 | Delta Air Lines
        ICN 16:25
        19h 43m
        1 stop
        ABE 23:08
        Seoul - Allentown | Sun, Aug 2 | Delta Air Lines
        US$1,812
        30% off
        US$2,606 US$1,812
      • ABE 06:30
        18h 40m
        1 stop
        ICN 14:10
        Allentown - Seoul | Tue, Jul 28 | Delta Air Lines
        ICN 16:25
        19h 43m
        1 stop
        ABE 23:08
        Seoul - Allentown | Mon, Aug 3 | Delta Air Lines
        US$1,812
        30% off
        US$2,606 US$1,812
      • ABE 06:30
        18h 40m
        1 stop
        ICN 14:10
        Allentown - Seoul | Thu, Aug 6 | Korean Air
        ICN 18:50
        35h 33m
        1 stop
        ABE 17:23
        Seoul - Allentown | Thu, Aug 13 | Korean Air
        US$1,816
        30% off
        US$2,606 US$1,816
      • ABE 06:30
        18h 40m
        1 stop
        ICN 14:10
        Allentown - Seoul | Tue, Jul 28 | Korean Air
        ICN 16:25
        19h 43m
        1 stop
        ABE 23:08
        Seoul - Allentown | Mon, Aug 3 | Korean Air
        US$1,876
        28% off
        US$2,606 US$1,876
      • ABE 13:00
        17h 25m
        1 stop
        SEL 14:00
        Allentown - Seoul | Thu, Jul 16 | Normal Airline
        SEL 15:00
        6h
        Nonstop
        ABE 16:00
        Seoul - Allentown | Sat, Jul 18 | Normal Airline
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      • ABE 13:00
        17h 25m
        1 stop
        SEL 14:00
        Allentown - Seoul | Thu, Jul 16 | Normal Airline
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      • ABE 13:00
        17h 25m
        1 stop
        SEL 14:00
        Allentown - Seoul | Thu, Jul 16 | Normal Airline
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      • ABE 13:00
        17h 25m
        1 stop
        SEL 14:00
        Allentown - Seoul | Thu, Jul 16 | Normal Airline
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      • ABE 13:00
        17h 25m
        1 stop
        SEL 14:00
        Allentown - Seoul | Thu, Jul 16 | Normal Airline
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        Search
      • ABE 13:00
        17h 25m
        1 stop
        SEL 14:00
        Allentown - Seoul | Thu, Jul 16 | Normal Airline
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        Search
      • ABE 13:00
        17h 25m
        1 stop
        SEL 14:00
        Allentown - Seoul | Thu, Jul 16 | Normal Airline
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        Search
      • ABE 13:00
        17h 25m
        1 stop
        SEL 14:00
        Allentown - Seoul | Thu, Jul 16 | Normal Airline
        Search
        Search
      • ABE 13:00
        17h 25m
        1 stop
        SEL 14:00
        Allentown - Seoul | Thu, Jul 16 | Normal Airline
        Search
        Search
      • ABE 13:00
        17h 25m
        1 stop
        SEL 14:00
        Allentown - Seoul | Thu, Jul 16 | Normal Airline
        Search
        Search

Allentown to Seoul Flight Details

The distance between Allentown and Seoul is about 11,029.53 km. Based on Trip.com's latest data, travel demand is highest in November. The off-season for travel is September.

Cheapest return ticket priceUS$1,730
Cheapest monthSeptember
Peak season for travelNovember
Flight distance11,029.53 km
Flight statistics for the Allentown–Seoul route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • When is the best time to book flights from Allentown to Seoul?

    By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Allentown to Seoul is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Allentown to Seoul, you can use various tools on Trip.com:
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Seoul travel is around November.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Allentown to Seoul is September, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Allentown to Seoul on July 20, 2026 with Delta Air Lines, with prices starting at US$1,762.
  • The time difference between Seoul and Allentown is 14h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

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Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.