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$418+ 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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SEL
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
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 January 21, 2026.

This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1812:50 pm
ABE
-
ICN
2 stops37h 55m
American Airlines
Wed 2/257:15 pm
ICN
-
ABE
2 stops30h 15m
American Airlines
Deal found 1/20$888
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2212:47 pm
ABE
-
ICN
1 stop26h 13m
Delta
Tue 5/54:25 pm
ICN
-
ABE
1 stop19h 34m
Delta
Deal found 1/20$935
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Wed 4/2210:35 am
ABE
-
ICN
2 stops28h 45m
United Airlines
Wed 5/64:50 pm
ICN
-
ABE
2 stops30h 10m
United Airlines
Deal found 1/20$941
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:25 am
ABE
-
ICN
1 stop18h 45m
Delta
Wed 5/64:25 pm
ICN
-
ABE
1 stop19h 34m
Delta
Deal found 1/20$949
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Sat 4/255:38 pm
ABE
-
ICN
2 stops32h 22m
United Airlines
Mon 5/44:50 pm
ICN
-
ABE
2 stops30h 10m
United Airlines
Deal found 1/20$954
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2612:47 pm
ABE
-
ICN
1 stop36h 23m
Delta
Sun 5/34:25 pm
ICN
-
ABE
1 stop19h 34m
Delta
Deal found 1/20$955
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/265:59 pm
ABE
-
ICN
1 stop31h 11m
Delta
Sat 5/24:25 pm
ICN
-
ABE
1 stop19h 34m
Delta
Deal found 1/20$960
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:25 am
ABE
-
ICN
1 stop18h 45m
Delta
Fri 5/84:25 pm
ICN
-
ABE
1 stop19h 31m
Delta
Deal found 1/20$962
This United Airlines deal was found by Cheapflights users on 1/20. 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 4/245:38 pm
ABE
-
ICN
2 stops32h 22m
United Airlines
Fri 5/84:50 pm
ICN
-
ABE
2 stops30h 10m
United Airlines
Deal found 1/20$966
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:25 am
ABE
-
ICN
1 stop18h 45m
Delta
Sat 5/24:25 pm
ICN
-
ABE
1 stop19h 34m
Delta
Deal found 1/20$968
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2512:47 pm
ABE
-
ICN
1 stop26h 13m
Delta
Sat 5/24:25 pm
ICN
-
ABE
1 stop19h 34m
Delta
Deal found 1/20$973
This United Airlines deal was found by Cheapflights users on 1/20. 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 4/245:38 pm
ABE
-
ICN
2 stops32h 22m
United Airlines
Sat 5/211:30 am
ICN
-
ABE
2 stops35h 30m
United Airlines
Deal found 1/20$1,004

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 January 21, 2026.

Most accurate provider

AranGrant
2 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$888
(American Airlines)

One-way from

$418
(American Airlines)
Provider with most accurate pricing for Allentown-Bethlehem-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Allentown-Bethlehem-Seoul (SEL) flights.
Search Deals
From Allentown-Bethlehem to Seoul (SEL)
Search Deals
One-way flight from Allentown-Bethlehem to Seoul (SEL)
Search Deals

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 January 21, 2026.
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 4/27

5:59 pm-4:00 am

1 stop21h 01m

Incheon Intl

Tue 5/5

4:25 pm-10:59 pm

1 stop19h 34m

$935

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Wed 4/22

12:47 pm-4:00 am

1 stop26h 13m

Incheon Intl

Tue 5/5

4:25 pm-10:59 pm

1 stop19h 34m

$935

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Wed 4/22

5:59 pm-4:00 am

1 stop21h 01m

Incheon Intl

Mon 5/4

4:25 pm-10:59 pm

1 stop19h 34m

$935

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Wed 4/22

12:47 pm-4:00 am

1 stop26h 13m

Incheon Intl

Fri 5/8

4:25 pm-10:56 pm

1 stop19h 31m

$949

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Fri 4/24

5:38 pm-3:00 pm

2 stops32h 22m

Incheon Intl

Mon 5/4

4:50 pm-10:00 am

2 stops30h 10m

$954

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Sat 4/25

12:47 pm-4:00 am

1 stop26h 13m

Incheon Intl

Thu 5/7

4:25 pm-10:56 pm

1 stop19h 31m

$954

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Sun 4/26

5:59 pm-2:10 pm

1 stop31h 11m

Incheon Intl

Fri 5/8

4:25 pm-10:56 pm

1 stop19h 31m

$955

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Sat 4/25

5:38 pm-4:20 am

2 stops21h 42m

Incheon Intl

Fri 5/8

4:50 pm-10:00 am

2 stops30h 10m

$966

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Fri 4/24

5:38 pm-3:00 pm

2 stops32h 22m

Incheon Intl

Sat 5/2

11:30 am-10:00 am

2 stops35h 30m

$1,004

AllentownIncheon

ABE - ICN

ABEICN

Allentown-Bethlehem

Wed 2/18

6:28 am-3:50 pm

1 stop19h 22m

Incheon Intl

Wed 2/25

6:00 pm-10:49 pm

1 stop18h 49m

$1,196

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 21 results
1
2
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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 $257). Flying from Allentown to Seoul in December is currently the most expensive (average of $684). 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 fly from Allentown to Seoul in about 21h 01m. The time it takes to get you to your destination can typically vary by up to . There are 6861 mi between Allentown and Seoul.

  • 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 $257). Flying from Allentown to Seoul in December is currently the most expensive (average of $684). 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

Browse thousands of different options on Cheapflights for your next trip

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