How do I get Price Alerts for flights from Harlingen to South Korea?

Search flight deals from Harlingen to South Korea . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from Harlingen to South Korea with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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

Prices for flights from Harlingen Valley Intl Airport to South Korea refresh daily.

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

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

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Harlingen Valley Intl Airport to South Korea.

What documentation or ID do you need to fly to South Korea?

The travel and health documents required for your trip to South Korea can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at South Korea. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$1,265 Cheap Flights from Harlingen to South Korea in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Harlingen to South Korea

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:05 am - 3:00 pmHRL Harlingen Valley Intl-ICN Incheon Intl

19h 55m2 stops Houston George Bush Intcntl San Francisco

5:15 pm - 1:23 pmICN Incheon Intl-HRL Harlingen Valley Intl

34h 08m2 stops Newark Houston George Bush Intcntl

$1,265United Airlines

Wed, Sep 30 - Mon, Oct 12

2:00 pm - 4:20 amHRL Harlingen Valley Intl-ICN Incheon Intl

24h 20m2 stops Houston George Bush Intcntl San Francisco

11:30 am - 9:52 pmICN Incheon Intl-HRL Harlingen Valley Intl

24h 22m2 stops San Francisco Houston George Bush Intcntl

$1,265United Airlines

Wed, Sep 30 - Wed, Oct 14

5:05 am - 3:00 pmHRL Harlingen Valley Intl-ICN Incheon Intl

19h 55m2 stops Houston George Bush Intcntl San Francisco

5:15 pm - 3:59 pmICN Incheon Intl-HRL Harlingen Valley Intl

36h 44m2 stops Newark Houston George Bush Intcntl

$1,265United Airlines

Thu, Oct 1 - Mon, Oct 12

5:05 am - 4:20 amHRL Harlingen Valley Intl-ICN Incheon Intl

33h 15m2 stops Houston George Bush Intcntl San Francisco

11:30 am - 9:52 pmICN Incheon Intl-HRL Harlingen Valley Intl

24h 22m2 stops San Francisco Houston George Bush Intcntl

$1,265United Airlines

Wed, Sep 30 - Tue, Oct 13

5:05 am - 3:00 pmHRL Harlingen Valley Intl-ICN Incheon Intl

19h 55m2 stops Houston George Bush Intcntl San Francisco

11:30 am - 9:52 pmICN Incheon Intl-HRL Harlingen Valley Intl

24h 22m2 stops San Francisco Houston George Bush Intcntl

$1,265United Airlines

Thu, Oct 1 - Wed, Oct 14

5:05 am - 3:00 pmHRL Harlingen Valley Intl-ICN Incheon Intl

19h 55m2 stops Houston George Bush Intcntl San Francisco

5:15 pm - 1:23 pmICN Incheon Intl-HRL Harlingen Valley Intl

34h 08m2 stops Newark Houston George Bush Intcntl

$1,265United Airlines

Thu, Oct 1 - Tue, Oct 13

5:05 am - 4:20 amHRL Harlingen Valley Intl-ICN Incheon Intl

33h 15m2 stops Houston George Bush Intcntl San Francisco

5:15 pm - 1:23 pmICN Incheon Intl-HRL Harlingen Valley Intl

34h 08m2 stops Newark Houston George Bush Intcntl

$1,315United Airlines

Fri, Oct 2 - Mon, Oct 12

2:00 pm - 4:20 amHRL Harlingen Valley Intl-ICN Incheon Intl

24h 20m2 stops Houston George Bush Intcntl San Francisco

11:30 am - 9:52 pmICN Incheon Intl-HRL Harlingen Valley Intl

24h 22m2 stops San Francisco Houston George Bush Intcntl

$1,315United Airlines

Wed, Sep 30 - Sat, Oct 10

5:51 am - 3:45 pmHRL Harlingen Valley Intl-ICN Incheon Intl

19h 54m1 stop Dallas/Fort Worth

5:50 pm - 10:50 pmICN Incheon Intl-HRL Harlingen Valley Intl

19h 00m1 stop Dallas/Fort Worth

$1,484American Airlines

Wed, Sep 30 - Wed, Oct 14

5:51 am - 3:45 pmHRL Harlingen Valley Intl-ICN Incheon Intl

19h 54m1 stop Dallas/Fort Worth

5:50 pm - 10:50 pmICN Incheon Intl-HRL Harlingen Valley Intl

19h 00m1 stop Dallas/Fort Worth

$1,484American Airlines

Wed, Sep 30 - Tue, Oct 13

Save money when you book flights with momondo

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United Airlines flights from Harlingen to South Korea

Our best United Airlines deals on Harlingen to South Korea flight tickets

United Airlines

Sep 30

HRL5:05 amHarlingen Valley Intl

19h 55m

2 stops

ICN3:00 pmIncheon Intl

Oct 12

ICN5:15 pmIncheon Intl

34h 08m

2 stops

HRL1:23 pmHarlingen Valley Intl

$1,265

United Airlines

Oct 22

HRL2:00 pmHarlingen Valley Intl

35h 20m

2 stops

ICN3:20 pmIncheon Intl

Oct 26

ICN11:45 amIncheon Intl

25h 03m

2 stops

HRL10:48 pmHarlingen Valley Intl

$1,315

United Airlines

Oct 4

HRL5:05 amHarlingen Valley Intl

33h 15m

2 stops

ICN4:20 amIncheon Intl

Oct 14

ICN11:30 amIncheon Intl

24h 22m

2 stops

HRL9:52 pmHarlingen Valley Intl

$1,330

American Airlines flights from Harlingen to South Korea

Our best American Airlines deals on Harlingen to South Korea flight tickets

American Airlines

Sep 30

HRL5:51 amHarlingen Valley Intl

19h 54m

1 stop

ICN3:45 pmIncheon Intl

Oct 14

ICN5:50 pmIncheon Intl

19h 00m

1 stop

HRL10:50 pmHarlingen Valley Intl

$1,484

American Airlines

Sep 30

HRL5:51 amHarlingen Valley Intl

19h 54m

1 stop

ICN3:45 pmIncheon Intl

Oct 10

ICN5:50 pmIncheon Intl

19h 00m

1 stop

HRL10:50 pmHarlingen Valley Intl

$1,534

American Airlines

Oct 2

HRL5:51 amHarlingen Valley Intl

19h 54m

1 stop

ICN3:45 pmIncheon Intl

Oct 12

ICN5:50 pmIncheon Intl

19h 00m

1 stop

HRL10:50 pmHarlingen Valley Intl

$1,558

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Wed 9/30

5:05 am-3:00 pm

2 stops19h 55m

Incheon Intl

Mon 10/12

5:15 pm-1:23 pm

2 stops34h 08m

$1,265

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Wed 9/30

2:00 pm-4:20 am

2 stops24h 20m

Incheon Intl

Wed 10/14

11:30 am-9:52 pm

2 stops24h 22m

$1,265

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Thu 10/1

5:05 am-3:00 pm

2 stops19h 55m

Incheon Intl

Mon 10/12

5:15 pm-3:59 pm

2 stops36h 44m

$1,265

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Wed 9/30

5:05 am-4:20 am

2 stops33h 15m

Incheon Intl

Tue 10/13

11:30 am-9:52 pm

2 stops24h 22m

$1,265

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Thu 10/1

5:05 am-3:00 pm

2 stops19h 55m

Incheon Intl

Wed 10/14

11:30 am-9:52 pm

2 stops24h 22m

$1,265

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Thu 10/1

5:05 am-3:00 pm

2 stops19h 55m

Incheon Intl

Tue 10/13

5:15 pm-1:23 pm

2 stops34h 08m

$1,265

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Fri 10/2

5:05 am-4:20 am

2 stops33h 15m

Incheon Intl

Mon 10/12

5:15 pm-1:23 pm

2 stops34h 08m

$1,315

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Wed 9/30

2:00 pm-4:20 am

2 stops24h 20m

Incheon Intl

Sat 10/10

11:30 am-9:52 pm

2 stops24h 22m

$1,315

Quickest round-trip

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Wed 9/30

5:51 am-3:45 pm

1 stop19h 54m

Incheon Intl

Wed 10/14

5:50 pm-10:50 pm

1 stop19h 00m

$1,484

HarlingenIncheon

HRL Harlingen Valley Intl - ICN Incheon Intl

HRLICN

Harlingen Valley Intl

Wed 9/30

5:51 am-3:45 pm

1 stop19h 54m

Incheon Intl

Tue 10/13

5:50 pm-10:50 pm

1 stop19h 00m

$1,484

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Harlingen to South Korea flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harlingen to South Korea

Best Price Found	$1,265
Fastest flight time	35h 20m
Direct flights	None

The best flight deal from Harlingen to South Korea found on momondo in the last 72 hours is $1,265

The fastest flight from Harlingen to South Korea takes 35h 20m

There are no direct flights from Harlingen to South Korea. There are no popular flight routes from Harlingen to South Korea.

Search flight deals

Frequently asked questions about flying from Harlingen to South Korea

When did momondo last update prices for flights from Harlingen Valley Intl Airport to South Korea?
Prices for flights from Harlingen Valley Intl Airport to South Korea refresh daily.
How many operators does momondo search for flights from Harlingen Valley Intl Airport to South Korea?
As of September 2026, there is 1 operator available to choose from for flights from Harlingen Valley Intl Airport to South Korea.
How old do you have to be to fly from Harlingen Valley Intl Airport to South Korea?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Harlingen Valley Intl Airport to South Korea.
What documentation or ID do you need to fly to South Korea?
The travel and health documents required for your trip to South Korea can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at South Korea. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Harlingen to South Korea

Compare and see reviews for airlines that fly from Harlingen to South Korea with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $870	Free Cancellation	Rating 7.4 10,213 reviews		Search United Airlines flights

Frequently asked questions about flying from Harlingen to South Korea

How do I get Price Alerts for flights from Harlingen to South Korea?
Search flight deals from Harlingen to South Korea. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Harlingen to South Korea with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Harlingen to South Korea for you.

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

Yes. All flights to South Korea from Harlingen on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Harlingen to South Korea?

momondo provides multiple filters to help you find the best flight to South Korea from Harlingen. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to South Korea from Harlingen. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your South Korea trip

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Flights to Seoulfrom $612

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Flights to Ulsanfrom $1,469

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Cheap flights from Harlingen to South Korea from $1,265

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 South Korea departing on 9/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Harlingen to South Korea

Cheap round-trip flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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United Airlines flights from Harlingen to South Korea

Our best United Airlines deals on Harlingen to South Korea flight tickets

American Airlines flights from Harlingen to South Korea

Our best American Airlines deals on Harlingen to South Korea flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Harlingen to South Korea that are best for you.

Cheap Harlingen to South Korea flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Harlingen to South Korea

Best airlines flying from Harlingen to South Korea

Compare and see reviews for airlines that fly from Harlingen to South Korea with momondo

Frequently asked questions about flying from Harlingen to South Korea

Why use momondo?

An easier way to manage your South Korea 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 South Korea

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

South Korea flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to South Korea

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to South Korea

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

Complete your trip to South Korea

Explore popular destinations other users love

According to popular flight searches on momondo this year