HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Korea

$1,182+ 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
abr. 22 — abr. 291
mar. 4/22
mar. 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Harlingen to South Korea with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 abril 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,182
(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.
Search Deals
From Harlingen Valley Intl to South Korea
Search Deals

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 abril 17, 2025.

This United Airlines deal was found by Cheapflights users on 4/17. 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.
lun. 10/132:05 pmHRL - ICN
2 stops24h 15mUnited Airlines
sáb. 10/2511:30 amICN - HRL
2 stops25h 16mUnited Airlines
Deal found 4/17$1,182
This Delta deal was found by Cheapflights users on 4/17. 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.
lun. 10/133:00 pmHRL - ICN
1 stop36h 20mDelta
sáb. 10/257:20 pmICN - HRL
2 stops33h 06mDelta
Deal found 4/17$1,466
This American Airlines deal was found by Cheapflights users on 4/17. 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.
jue. 5/155:44 amHRL - ICN
1 stop19h 46mAmerican Airlines
jue. 5/225:25 pmICN - HRL
1 stop20h 34mAmerican Airlines
Deal found 4/17$1,657
This Fareboom deal was found by Cheapflights users on 4/17. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/1512:05 pmHRL - ICN
2 stops39h 00mQatar Airways
mié. 5/211:20 amICN - HRL
2 stops52h 37mQatar Airways
Deal found 4/17$2,307
This American Airlines deal was found by Cheapflights users on 4/17. 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.
jue. 5/155:44 amHRL - ICN
1 stop19h 46mMultiple Airlines
jue. 5/2210:10 amICN - HRL
2 stops23h 16mMultiple Airlines
Deal found 4/17$10,738

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 abril 17, 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

lun. 10/13

2:05 pm-4:20 am

2 stops24h 15m

Incheon Intl

sáb. 10/25

11:30 am-10:46 pm

2 stops25h 16m

$1,182

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

lun. 10/13

3:00 pm-5:20 pm

1 stop36h 20m

Incheon Intl

sáb. 10/25

7:20 pm-2:26 pm

2 stops33h 06m

$1,466

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

jue. 5/15

5:44 am-3:30 pm

1 stop19h 46m

Incheon Intl

jue. 5/22

5:25 pm-11:59 pm

1 stop20h 34m

$1,657

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

jue. 5/15

12:05 pm-5:05 pm

2 stops39h 00m

Incheon Intl

mié. 5/21

1:20 am-3:57 pm

2 stops52h 37m

$2,307

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

jue. 5/15

5:44 am-3:30 pm

1 stop19h 46m

Incheon Intl

jue. 5/22

10:10 am-7:26 pm

2 stops23h 16m

$10,738

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

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 abril 17, 2025.
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Qatar Airways
7.4
Good
3,554 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 $1,001). Flying from Harlingen, Texas to South Korea in June is currently the most expensive (average of $1,650). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Harlingen to South Korea

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Narita flights
Dallas/Fort Worth to Haneda flights
Hobby to Haneda flights
Dallas/Fort Worth to Suvarnabhumi flights
George Bush Intcntl to Haneda flights
Hobby to Narita flights
Hobby to Ho Chi Minh City flights
Dallas/Fort Worth to Hyderabad flights
George Bush Intcntl to Narita flights
Hobby to Suvarnabhumi flights
Dallas/Fort Worth to Incheon Intl flights
George Bush Intcntl to Ho Chi Minh City flights
Dallas/Fort Worth to New Delhi flights
Dallas/Fort Worth to Ho Chi Minh City flights
Austin to Narita flights
Love Field to Suvarnabhumi flights
Austin to Haneda flights
George Bush Intcntl to Suvarnabhumi flights
Love Field to Narita flights
Dallas/Fort Worth to Mumbai flights
Hobby to Incheon Intl flights
Dallas/Fort Worth to Bangalore flights
Hobby to Manila flights
Dallas/Fort Worth to Taiwan Taoyuan Intl flights
Hobby to Taiwan Taoyuan Intl flights
Hobby to Hyderabad flights
Dallas/Fort Worth to Manila flights
Dallas/Fort Worth to Hongqiao Intl flights
Hobby to Mumbai flights
Austin to Hyderabad flights
Hobby to Pu Dong flights
George Bush Intcntl to Manila flights
Hobby to Hongqiao Intl flights
San Antonio to Haneda flights
Dallas/Fort Worth to Hong Kong flights
San Antonio to Narita flights
George Bush Intcntl to Hongqiao Intl flights
Hobby to New Delhi flights
George Bush Intcntl to Taiwan Taoyuan Intl flights
Hobby to Karachi flights
Dallas/Fort Worth to Chennai flights
George Bush Intcntl to Hyderabad flights
Dallas/Fort Worth to Denpasar flights
Hobby to Hong Kong flights
Dallas/Fort Worth to Kathmandu flights
Dallas/Fort Worth to Pu Dong flights
George Bush Intcntl to Mumbai flights
Love Field to Incheon Intl flights
Dallas/Fort Worth to Cochin flights
Dallas/Fort Worth to Gimpo Intl flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.