How do I get Price Alerts for flights from Harlingen to Incheon Intl Airport?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Harlingen from Incheon Intl Airport . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from Harlingen to Incheon Intl Airport with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

When did momondo last update prices for flights from Harlingen Valley Intl Airport to Incheon Intl Airport?

Prices for flights from Harlingen Valley Intl Airport to Incheon Intl Airport are updated daily.

How many operators does momondo search for flights from Harlingen Valley Intl Airport to Incheon Intl Airport?

As of September 2026, there is 1 operator available to choose from for flights from Harlingen Valley Intl Airport to Incheon Intl Airport.

How old do you have to be to fly from Harlingen Valley Intl Airport to Incheon Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Harlingen Valley Intl Airport to Incheon Intl Airport.

What documentation or ID do you need to fly to Incheon Intl Airport?

The travel and health documents you'll need for your trip to Incheon Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Incheon Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$1,315 Cheap Flights from Harlingen to Incheon Intl Airport in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Harlingen to Seoul

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:00 pm - 3:20 pmHRL Harlingen Valley Intl-ICN Incheon Intl

35h 20m2 stops Houston George Bush Intcntl Newark

11:45 am - 10:48 pmICN Incheon Intl-HRL Harlingen Valley Intl

25h 03m2 stops San Francisco Houston George Bush Intcntl

$1,315United Airlines

Thu, Oct 22 - Mon, Oct 26

5:44 am - 4:25 pmHRL Harlingen Valley Intl-ICN Incheon Intl

19h 41m1 stop Dallas/Fort Worth

6:50 pm - 2:17 pmICN Incheon Intl-HRL Harlingen Valley Intl

34h 27m1 stop Dallas/Fort Worth

$2,840American Airlines

Thu, Dec 17 - Sat, Jan 2

5:05 am - 5:40 amHRL Harlingen Valley Intl-ICN Incheon Intl

33h 35m2 stops Houston George Bush Intcntl San Francisco

12:45 pm - 7:39 pmICN Incheon Intl-HRL Harlingen Valley Intl

45h 54m2 stops San Francisco Houston George Bush Intcntl

$3,075United Airlines

Thu, Dec 17 - Sat, Jan 2

2:47 pm - 5:15 pmHRL Harlingen Valley Intl-ICN Incheon Intl

35h 28m2 stops Dallas/Fort Worth Doha Hamad Intl

3:00 pm - 10:49 pmICN Incheon Intl-HRL Harlingen Valley Intl

46h 49m3 stops Hong Kong Intl Doha Hamad Intl Dallas/Fort Worth

$4,597Multiple Airlines

Thu, Dec 17 - Sat, Jan 2

5:44 am - 4:25 pmHRL Harlingen Valley Intl-ICN Incheon Intl

19h 41m1 stop Dallas/Fort Worth

1:25 pm - 10:49 pmICN Incheon Intl-HRL Harlingen Valley Intl

24h 24m2 stops Tokyo Narita Dallas/Fort Worth

$12,260Multiple Airlines

Thu, Dec 17 - Sat, Jan 2

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Use the filters below to find and compare flights from Harlingen to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Thu 10/22

2:00 pm-3:20 pm

2 stops35h 20m

Incheon Intl

Mon 10/26

11:45 am-10:48 pm

2 stops25h 03m

$1,315

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Thu 12/17

5:44 am-4:25 pm

1 stop19h 41m

Incheon Intl

Sat 1/2

6:50 pm-2:17 pm

1 stop34h 27m

$2,840

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Thu 12/17

5:05 am-5:40 am

2 stops33h 35m

Incheon Intl

Sat 1/2

12:45 pm-7:39 pm

2 stops45h 54m

$3,075

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Thu 12/17

2:47 pm-5:15 pm

2 stops35h 28m

Incheon Intl

Sat 1/2

3:00 pm-10:49 pm

3 stops46h 49m

$4,597

Quickest round-trip

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Thu 12/17

5:44 am-4:25 pm

1 stop19h 41m

Incheon Intl

Sat 1/2

1:25 pm-10:49 pm

2 stops24h 24m

$12,260

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Harlingen to Incheon Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Harlingen to Incheon Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Harlingen to Incheon Intl Airport (HRL to ICN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harlingen to Incheon Intl Airport

Best Price Found	$1,315
Fastest flight time	35h 20m
Direct flights	None

The best flight deal from Harlingen to Incheon Intl Airport found on momondo in the last 72 hours is $1,315

The fastest flight from Harlingen to Incheon Intl Airport takes 35h 20m

There are no direct flights from Harlingen to Incheon Intl Airport. There are no popular flight routes from Harlingen to Incheon Intl Airport.

Search flight deals

Frequently asked questions about flying from Harlingen to Incheon Intl Airport

How far is Harlingen Valley Intl to Incheon Intl by plane?
The distance between Harlingen Valley Intl and Incheon Intl is about 7184.3 mi. A reasonable flight in good conditions will take 35h 20m.
When did momondo last update prices for flights from Harlingen Valley Intl Airport to Incheon Intl Airport?
Prices for flights from Harlingen Valley Intl Airport to Incheon Intl Airport are updated daily.
How many operators does momondo search for flights from Harlingen Valley Intl Airport to Incheon Intl Airport?
As of September 2026, there is 1 operator available to choose from for flights from Harlingen Valley Intl Airport to Incheon Intl Airport.
How old do you have to be to fly from Harlingen Valley Intl Airport to Incheon Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Harlingen Valley Intl Airport to Incheon Intl Airport.
What documentation or ID do you need to fly to Incheon Intl Airport?
The travel and health documents you'll need for your trip to Incheon Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Incheon Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Harlingen to Incheon Intl Airport?
Based on momondo bookings for flights between Harlingen and Incheon Intl Airport, the leading airline is United Airlines, making up 100% of the total bookings.

Best airlines flying from Harlingen to Incheon Intl Airport

Compare and see reviews for airlines that fly from Harlingen to Incheon Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $870	Free Cancellation	Rating 7.4 10,208 reviews		Search United Airlines flights

Frequently asked questions about flying from Harlingen to Incheon Intl Airport

How do I get Price Alerts for flights from Harlingen to Incheon Intl Airport?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Harlingen from Incheon Intl Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Harlingen to Incheon Intl Airport with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Daejeon

Suwon

Seongnam

Anyang

Why use momondo?

Why should I use momondo to find a flight deal from Harlingen to Seoul?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Harlingen to Seoul. momondo saves you time and could save you money on your trip.

Can I find flights from Harlingen to Seoul with flexible booking policies on momondo?

All flight searches from Harlingen to Seoul on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Harlingen to Seoul?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seoul from Harlingen.

I’m not ready to book a flight from Harlingen to Seoul right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Harlingen to Seoul flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Incheon Intl Airport trip

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Flights to Seoul Gimpo Intl Airportfrom $719

Cheap flights from Harlingen to Seoul from $1,315

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Harlingen to Seoul departing on 10/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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momondo Fare Finder

Use the filters below to find and compare flights from Harlingen to Incheon Intl Airport that are best for you.

When to book flights from Harlingen to Incheon Intl Airport

Cheap Harlingen to Incheon Intl Airport (HRL to ICN) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Harlingen to Incheon Intl Airport

Best airlines flying from Harlingen to Incheon Intl Airport

Compare and see reviews for airlines that fly from Harlingen to Incheon Intl Airport with momondo

Frequently asked questions about flying from Harlingen to Incheon Intl Airport

Traveling to a place near Seoul?

Why use momondo?

An easier way to manage your Incheon Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Seoul

Popular cities in South Korea

Popular flights according to clicks in the last 7 days on momondo

Harlingen flight routes

According to popular flight searches on momondo this year

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According to popular flight searches on momondo this year

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List of cabin classes available on flights landing in Seoul. Availability may vary depending on flight origin and airline.

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