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$553+ Cheap flights from Seoul (SEL) to Allentown (ABE)

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — ABE
Jul 30 — Aug 61
Wed 7/30
Wed 8/6
1 adult, Economy
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Cheap flight deals from Seoul to Allentown

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Allentown (ABE). 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 July 25, 2025.

Round-trip from

$858
(United Airlines)

One-way from

$553
(United Airlines)
From Seoul (SEL) to Allentown-Bethlehem
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One-way flight from Seoul (SEL) to Allentown-Bethlehem
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Find flight deals from Seoul to Allentown

Cheapest flights from Seoul to Allentown
Explore the most affordable flight options available from Seoul to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2025.

This United Airlines deal was found by Cheapflights users on 7/24. 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 8/294:50 pmICN - ABE
2 stops32h 08mUnited Airlines
Mon 9/81:00 pmABE - ICN
2 stops37h 00mUnited Airlines
Deal found 7/24$858
This Korean Air deal was found by Cheapflights users on 7/24. 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 8/294:25 pmICN - ABE
1 stop19h 14mKorean Air
Mon 9/86:00 amABE - ICN
1 stop21h 50mKorean Air
Deal found 7/24$1,607
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2411:40 amICN - ABE
2 stops39h 53mMultiple Airlines
Sat 12/136:30 amABE - ICN
1 stop21h 15mMultiple Airlines
Deal found 7/23$2,788

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seoul to Allentown 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 July 25, 2025.
Use the filters below to find and compare flights from Seoul to Allentown that are best for you.

Fly from

Seoul

Fly to

Allentown

Route

Depart

Return

Price

IncheonAllentown

ICN - ABE

ICNABE

Incheon Intl

Fri 8/29

4:50 pm-11:58 am

2 stops32h 08m

Allentown-Bethlehem

Mon 9/8

1:00 pm-3:00 pm

2 stops37h 00m

$858

IncheonAllentown

ICN - ABE

ICNABE

Incheon Intl

Fri 8/29

4:25 pm-10:39 pm

1 stop19h 14m

Allentown-Bethlehem

Mon 9/8

6:00 am-4:50 pm

1 stop21h 50m

$1,607

IncheonAllentown

ICN - ABE

ICNABE

Incheon Intl

Sun 8/24

11:40 am-2:33 pm

2 stops39h 53m

Allentown-Bethlehem

Sat 12/13

6:30 am-5:45 pm

1 stop21h 15m

$2,788

IncheonAllentown

ICN - ABE

ICNABE

Incheon Intl

Mon 8/25

4:50 pm-11:58 am

2 stops32h 08m

$553

IncheonAllentown

ICN - ABE

ICNABE

Incheon Intl

Mon 10/6

6:50 pm-10:52 pm

1 stop17h 02m

$980

IncheonAllentown

ICN - ABE

ICNABE

Incheon Intl

Mon 8/25

6:50 pm-5:34 pm

1 stop35h 44m

$1,026

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Best time to book a flight from Seoul to Allentown

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

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

Currently, February is the cheapest month in which you can book a flight from Seoul to Allentown (average of $289). Flying from Seoul to Allentown in December is currently the most expensive (average of $395). 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.

Reviews of airlines servicing Allentown

Get insights into the airlines that provide service to Allentown. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Allentown. Reviews last updated July 25, 2025.
See what other customers who have flown with Korean Air, Delta, and United Airlines from Seoul to Allentown have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,114 reviews

Boarding

8.5

Comfort

8.2

Entertainment

8.2

Crew

8.7

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,114 reviews
Korean Air
8.4
Very good
1,114 reviews

Boarding

8.5

Comfort

8.2

Entertainment

8.2

Crew

8.7

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Delta
8.0
Very good
7,967 reviews
Korean Air
8.4
Very good
1,114 reviews

Boarding

8.5

Comfort

8.2

Entertainment

8.2

Crew

8.7

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
United Airlines
7.4
Good
8,880 reviews
Korean Air
8.4
Very good
1,114 reviews

Boarding

8.5

Comfort

8.2

Entertainment

8.2

Crew

8.7

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Related info for your journey

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

    Most people fly into Allentown-Bethlehem (ABE) if they book a flight to Allentown from Seoul. On average, Allentown-Bethlehem has 0 inbound flights from Seoul per day from 0 airlines. Allentown-Bethlehem is conveniently located just 3.9 mi from Allentown’s city center.

  • What are the cheapest airlines to fly from Seoul to Allentown one-way?

    The cheapest airlines for a one-way flight from Seoul to Allentown are United Airlines ($553), Delta ($980), and Korean Air ($1,026).

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Seoul to Allentown (average of $289). Flying from Seoul to Allentown in December is currently the most expensive (average of $395). 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

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