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Incheon Intl

$866+ Cheap flights from Harlingen, TX (HRL) to Incheon Intl (ICN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — ICN
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
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Cheap flight deals from Harlingen to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Incheon Intl (ICN). 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 August 13, 2025.

Round-trip from

$866
(United Airlines)
From Harlingen Valley Intl to Incheon Intl
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Find flight deals from Harlingen to Incheon Intl

Cheapest flights from Harlingen to Incheon Intl
Explore the most affordable flight options available from Harlingen to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.

This United Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 9/252:05 pmHRL - ICN
2 stops24h 15mUnited Airlines
Thu 10/24:50 pmICN - HRL
2 stops20h 28mUnited Airlines
Deal found 8/11$866
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 9/255:45 amHRL - ICN
1 stop19h 45mAmerican Airlines
Thu 10/25:25 pmICN - HRL
1 stop19h 27mAmerican Airlines
Deal found 8/11$1,491
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Mon 10/132:05 pmHRL - ICN
2 stops24h 15mUnited Airlines
Sat 10/254:50 pmICN - HRL
2 stops32h 09mUnited Airlines
Deal found 8/12$1,635
This Delta deal was found by Cheapflights users on 8/12. 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.
Mon 10/133:39 pmHRL - ICN
2 stops34h 51mDelta
Sat 10/256:40 pmICN - HRL
1 stop34h 03mDelta
Deal found 8/12$1,859
This oojo deal was found by Cheapflights users on 8/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:19 pmHRL - ICN
2 stops32h 46mQatar Airways
Wed 10/11:20 amICN - HRL
2 stops35h 32mQatar Airways
Deal found 8/11$2,775
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/136:20 pmHRL - ICN
2 stops56h 45mQatar Airways
Fri 10/241:20 amICN - HRL
2 stops35h 44mQatar Airways
Deal found 8/11$3,462
This Qatar Airways deal was found by Cheapflights users on 8/11. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:19 pmHRL - ICN
2 stops32h 46mMultiple Airlines
Wed 10/112:10 amICN - HRL
3 stops52h 09mMultiple Airlines
Deal found 8/11$5,869

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harlingen to Incheon Intl 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 August 13, 2025.
Use the filters below to find and compare flights from Harlingen to Incheon Intl Airport that are best for you.

Fly from

Harlingen

Fly to

Incheon Intl

Route

Depart

Return

Price

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Thu 9/25

2:05 pm-4:20 am

2 stops24h 15m

Incheon Intl

Thu 10/2

4:50 pm-11:18 pm

2 stops20h 28m

$866

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Thu 9/25

5:45 am-3:30 pm

1 stop19h 45m

Incheon Intl

Thu 10/2

5:25 pm-10:52 pm

1 stop19h 27m

$1,491

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 10/13

2:05 pm-4:20 am

2 stops24h 15m

Incheon Intl

Sat 10/25

4:50 pm-10:59 am

2 stops32h 09m

$1,635

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 10/13

3:39 pm-4:30 pm

2 stops34h 51m

Incheon Intl

Sat 10/25

6:40 pm-2:43 pm

1 stop34h 03m

$1,859

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Thu 9/25

6:19 pm-5:05 pm

2 stops32h 46m

Incheon Intl

Wed 10/1

1:20 am-10:52 pm

2 stops35h 32m

$2,775

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Best time to book a flight from Harlingen to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Harlingen 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.

Related info for your journey

Find useful and relevant information for your journey from Harlingen to Incheon Intl. 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 Harlingen to Incheon Intl?

    For a flight from Harlingen to Incheon Intl, you will be flying from Valley Intl. Harlingen Valley Intl (HRL) is just 3.7 mi from the center of the city. Valley Intl is the only Harlingen airport and it handles 0 outbound flights to Incheon Intl per day. 0 airlines have flights to Incheon Intl from Harlingen Valley Intl on a regular basis.

  • Can I find deals for flights from Harlingen to Incheon Intl that include hotel bookings?

    Yes. In addition to deals on Harlingen to Incheon Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Harlingen to Incheon Intl?

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

  • Can I find deals for business class flights from Harlingen to Incheon Intl?

    Yes. Cheapflights offers flight deals from Harlingen to Incheon Intl 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 Harlingen, Texas to Incheon Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Harlingen, Texas to Incheon Intl Airport (average of $994). Flying from Harlingen, Texas to Incheon Intl Airport in December is currently the most expensive (average of $1,635). 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

Traveling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Suwon
Seongnam
Daejeon

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