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$1,154+ Cheap flights from Harlingen, TX (HRL) to South Korea

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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — ICN
May 19 — May 261
Mon 5/19
Mon 5/26
1 adult, Economy
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Cheap flight deals from Harlingen to South Korea

Keep the following information in mind while searching for Harlingen to South Korea flight deals. Data was last updated May 14, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,154
(United Airlines)
Provider with most accurate pricing for Harlingen Valley Intl-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Harlingen Valley Intl-Seoul (SEL) flights.
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From Harlingen Valley Intl to South Korea
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Find flight deals from Harlingen to South Korea

Cheapest flights from Harlingen to South Korea
Explore the most affordable flight options available from Harlingen to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 14, 2025.

This United Airlines deal was found by Cheapflights users on 5/13. 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 10/135:25 pmHRL - ICN
2 stops31h 35mUnited Airlines
Sat 10/2511:30 amICN - HRL
2 stops25h 16mUnited Airlines
Deal found 5/13$1,154
This Delta deal was found by Cheapflights users on 5/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/133:00 pmHRL - ICN
1 stop36h 20mDelta
Sat 10/256:40 pmICN - HRL
1 stop33h 46mDelta
Deal found 5/11$1,453
This American Airlines deal was found by Cheapflights users on 5/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/135:44 amHRL - ICN
1 stop19h 46mAmerican Airlines
Tue 5/205:25 pmICN - HRL
1 stop20h 34mAmerican Airlines
Deal found 5/12$1,807
This oojo deal was found by Cheapflights users on 5/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1310:15 amHRL - ICN
2 stops40h 50mQatar Airways
Mon 5/191:20 amICN - HRL
2 stops36h 39mQatar Airways
Deal found 5/12$2,009
This American Airlines deal was found by Cheapflights users on 5/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/95:25 amHRL - ICN
2 stops33h 10mMultiple Airlines
Fri 6/135:25 pmICN - HRL
1 stop20h 39mMultiple Airlines
Deal found 5/12$3,956

Cheapflights Fare Finder

Customize your flight search to find flights from Harlingen to South Korea 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 May 14, 2025.
Use the filters below to find and compare flights from Harlingen to South Korea that are best for you.

Fly from

Harlingen

Fly to

South Korea

Route

Depart

Return

Price

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 10/13

5:25 pm-3:00 pm

2 stops31h 35m

Incheon Intl

Sat 10/25

11:30 am-10:46 pm

2 stops25h 16m

$1,154

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 10/13

3:00 pm-5:20 pm

1 stop36h 20m

Incheon Intl

Sat 10/25

6:40 pm-2:26 pm

1 stop33h 46m

$1,453

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 6/9

5:25 am-3:30 pm

1 stop20h 05m

Incheon Intl

Fri 6/13

5:25 pm-12:04 am

1 stop20h 39m

$1,987

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 6/9

10:05 am-5:05 pm

2 stops41h 00m

Incheon Intl

Thu 6/12

1:20 am-7:22 pm

2 stops32h 02m

$2,228

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 6/9

5:25 am-4:35 am

2 stops33h 10m

Incheon Intl

Fri 6/13

5:25 pm-12:04 am

1 stop20h 39m

$3,956

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/13

Best time to book a flight from Harlingen to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea 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.

Cheapflights Insights

Everything you need to know about your flight from Harlingen to South Korea

Rainfall in South Korea by month

Plan your trip to South Korea by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Korea ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit South Korea when rainfall is around 0.8 in.

Temperature in South Korea by month

Plan your trip to South Korea by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Korea, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. 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 South Korea. Reviews last updated May 14, 2025.
To help decide which airline to fly from Harlingen to South Korea, see what other customers have to say about Delta, Qatar Airways and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,949 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,949 reviews
Delta
8.0
Very good
7,949 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Qatar Airways
7.4
Good
3,571 reviews
Delta
8.0
Very good
7,949 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,726 reviews
Delta
8.0
Very good
7,949 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,949 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Harlingen to South Korea. 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 South Korea?

    If you book a flight to South Korea from Harlingen, you will be flying from Valley Intl, which is the city’s only airport. Harlingen Valley Intl (HRL) is located 3.7 mi from the center of Harlingen.

  • Can I find deals for flights from Harlingen to South Korea that include hotel bookings?

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

  • How can I find direct flights from Harlingen to South Korea?

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

  • Can I find deals for business class flights from Harlingen to South Korea?

    Yes. Cheapflights offers flight deals from Harlingen to South Korea 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 South Korea?

    Currently, February is the cheapest month in which you can book a flight from Harlingen, Texas to South Korea (average of $1,002). Flying from Harlingen, Texas to South Korea 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

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