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$439+ Cheap flights from Allentown (ABE) to Seoul (SEL)

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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SEL
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from Allentown to Seoul

Cheapest flights from Allentown to Seoul
Explore the most affordable flight options available from Allentown to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

This Korean Air deal was found by Cheapflights users on 12/22. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2612:49 pmABE - ICN
1 stop26h 56mMultiple Airlines
Sun 12/287:25 pmICN - ABE
1 stop17h 21mMultiple Airlines
Deal found 12/22$5,624
This United Airlines deal was found by Cheapflights users on 12/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:17 amABE - ICN
2 stops33h 23mUnited Airlines
Sun 12/286:00 pmICN - ABE
2 stops36h 30mUnited Airlines
Deal found 12/22$5,627

Find flight deals from Allentown to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) to Seoul (SEL). 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 December 23, 2025.

Most accurate provider

AranGrant
2 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$850
(American Airlines)

One-way from

$439
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$1,633
Provider with most accurate pricing for Allentown-Bethlehem-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for Allentown-Bethlehem-Seoul (SEL) flights.
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From Allentown-Bethlehem to Seoul (SEL)
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One-way flight from Allentown-Bethlehem to Seoul (SEL)
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Highest demand for flights based on searches. 0% potential increase in price ($6 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Allentown to Seoul 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 December 23, 2025.
Use the filters below to find and compare flights from Allentown to Seoul that are best for you.

Fly from

Allentown

Fly to

Seoul

Route

Depart

Return

Price

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Mon 1/19

5:59 pm-5:45 am

1 stop21h 46m

Incheon Intl

Mon 1/26

6:00 pm-10:50 pm

1 stop18h 50m

$916

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Sat 2/14

5:23 pm-4:15 pm

2 stops32h 52m

Incheon Intl

Wed 2/18

12:45 pm-10:01 am

2 stops35h 16m

$920

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Thu 2/5

12:48 pm-5:45 am

1 stop26h 57m

Incheon Intl

Thu 2/12

7:25 pm-10:49 pm

1 stop17h 24m

$934

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Thu 4/23

6:25 am-2:10 pm

1 stop18h 45m

Incheon Intl

Thu 5/14

4:25 pm-10:56 pm

1 stop19h 31m

$934

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Tue 4/21

5:59 pm-4:00 am

1 stop21h 01m

Incheon Intl

Tue 5/12

4:25 pm-10:56 pm

1 stop19h 31m

$934

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Tue 4/21

6:25 am-2:10 pm

1 stop18h 45m

Incheon Intl

Wed 5/13

4:25 pm-10:56 pm

1 stop19h 31m

$934

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Mon 4/20

12:47 pm-4:00 am

1 stop26h 13m

Incheon Intl

Tue 5/12

4:25 pm-10:56 pm

1 stop19h 31m

$934

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Tue 4/21

5:59 pm-4:00 am

1 stop21h 01m

Incheon Intl

Mon 5/18

4:25 pm-10:56 pm

1 stop19h 31m

$934

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Tue 4/21

10:35 am-4:20 am

2 stops28h 45m

Incheon Intl

Mon 5/18

4:50 pm-10:21 am

2 stops30h 31m

$938

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Mon 4/20

5:38 pm-4:20 am

2 stops21h 42m

Incheon Intl

Tue 5/12

4:50 pm-10:21 am

2 stops30h 31m

$938

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 14 results
1
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  • Most accurate provider: When it comes to deals on Allentown-Seoul flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Allentown-Seoul flight deals on Cheapflights vs. AranGrant 90-95% of the time. Price accuracy is based on data collected from Allentown-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Allentown-Seoul flights, Cheapflights users trust AranGrant the most. AranGrant 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 Allentown-Seoul 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 Allentown to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Allentown 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 Allentown to Seoul

What is the cheapest month to book a flight from Allentown to Seoul?

Currently, October is the cheapest month in which you can book a flight from Allentown to Seoul (average of $262). Flying from Allentown to Seoul in June is currently the most expensive (average of $566). 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.

Related info for your journey

Find useful and relevant information for your journey from Allentown to Seoul. 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 from for flights from Allentown to Seoul?

    Located just 3.9 mi from the city center, Allentown-Bethlehem is the airport most travelers will use when flying to Seoul from Allentown. Booking flights from Allentown-Bethlehem (ABE) to Seoul should be relatively easy as there are 0 daily outbound flights to Seoul from 0 different airlines.

  • How long is the flight from Allentown to Seoul?

    Airlines like Delta and United Airlines fly from Allentown to Seoul in about 21h 46m. The time it takes to get you to your destination can typically vary by up to 11h 06m. There are 6861 mi between Allentown and Seoul. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Allentown to Seoul that include hotel bookings?

    Yes. In addition to deals on Allentown to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Allentown to Seoul?

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

  • Can I find deals for business class flights from Allentown to Seoul?

    Yes. Cheapflights offers flight deals from Allentown to Seoul 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 Allentown to Seoul?

    Currently, October is the cheapest month in which you can book a flight from Allentown to Seoul (average of $262). Flying from Allentown to Seoul in June is currently the most expensive (average of $566). 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.

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