HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Incheon Intl

$833+ 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — ICN
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Harlingen to Incheon Intl 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 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 February 11, 2026.

This United Airlines deal was found by Cheapflights users on 2/9. 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 2/145:22 pm
HRL
-
ICN
2 stops55h 53m
United Airlines
Sat 2/2112:45 pm
ICN
-
HRL
2 stops24h 14m
United Airlines
Deal found 2/9$833
This United Airlines deal was found by Cheapflights users on 2/7. 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 2/215:22 pm
HRL
-
ICN
2 stops31h 53m
United Airlines
Wed 2/2512:45 pm
ICN
-
HRL
2 stops22h 13m
United Airlines
Deal found 2/7$921
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Sat 2/146:00 am
HRL
-
ICN
1 stop19h 45m
American Airlines
Sat 2/217:15 pm
ICN
-
HRL
1 stop18h 48m
American Airlines
Deal found 2/9$1,277
This Delta deal was found by Cheapflights users on 2/9. 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 2/143:36 pm
HRL
-
ICN
2 stops33h 54m
Delta
Sat 2/217:30 pm
ICN
-
HRL
1 stop34h 09m
Delta
Deal found 2/9$1,300
This Qatar Airways deal was found by Cheapflights users on 2/9. 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.
Sat 2/142:45 pm
HRL
-
ICN
2 stops35h 30m
Multiple Airlines
Sat 2/2111:05 am
ICN
-
HRL
3 stops47h 31m
Multiple Airlines
Deal found 2/9$2,407
This Booking.com deal was found by Cheapflights users on 2/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/242:00 pm
HRL
-
ICN
2 stops37h 00m
Emirates
Sat 5/3011:55 pm
ICN
-
HRL
2 stops35h 49m
Emirates
Deal found 2/9$24,083

Find 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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$921
(United Airlines)
Provider with most accurate pricing for Harlingen Valley Intl-Incheon Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Harlingen Valley Intl-Incheon Intl flights.
Search Deals
From Harlingen Valley Intl to Incheon Intl
Search Deals

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 February 11, 2026.
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

Sat 2/21

5:22 pm-4:15 pm

2 stops31h 53m

Incheon Intl

Wed 2/25

12:45 pm-7:58 pm

2 stops22h 13m

$921

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Sun 5/24

2:00 pm-5:00 pm

2 stops37h 00m

Incheon Intl

Sat 5/30

11:55 pm-9:44 pm

2 stops35h 49m

$24,083

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

  • Most accurate provider: When it comes to deals on Harlingen, Texas-Incheon Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Harlingen, Texas-Incheon Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Harlingen, Texas-Incheon Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Harlingen, Texas-Incheon Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Harlingen, Texas-Incheon Intl Airport 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 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.

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. 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 Incheon Intl. Reviews last updated February 11, 2026.
Read reviews from past customers who have flown United Airlines from Harlingen to Incheon Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,276 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,276 reviews
United Airlines
7.4
Good
9,276 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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. 1 airline has flights to Incheon Intl from Harlingen Valley Intl on a regular basis.

  • How long is the flight from Harlingen, Texas to Incheon Intl Airport?

    Airlines like United Airlines and Emirates fly from Harlingen, Texas to Incheon Intl Airport in about 31h 53m. The time it takes to get you to your destination can typically vary by up to 5h 07m. Airlines will cover a distance of 7184 mi. This flight may include one or multiple stops.

  • 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.

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

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.

Top airline flying from Harlingen to Incheon Intl

Discover the top airline that operate flights from Harlingen to Incheon Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$870Average$950FlexibilityNo cancel feeOn-time69%

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.