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Cheap flights from Harlingen, Texas to South Korea from $850

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, Texas to South Korea departing on 1/18. 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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0 bags

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Find the cheapest flights from Harlingen, Texas to South Korea

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:25 pm - 4:15 pm
HRL
-
ICN
31h 50m2 stops
United Airlines Logo
12:45 pm - 9:59 pm
ICN
-
HRL
24h 14m2 stops
$850United Airlines
Sun, Jan 18 - Thu, Jan 22
United Airlines Logo
9:20 am - 3:00 pm
HRL
-
ICN
39h 40m2 stops
United Airlines Logo
4:50 pm - 11:22 am
ICN
-
HRL
32h 32m2 stops
$965United Airlines
Thu, Apr 30 - Mon, May 4

United Airlines flights from Harlingen, Texas to South Korea

Our best United Airlines deals on Harlingen, Texas to South Korea flight tickets
United Airlines
Jan 18
HRL5:25 pmHarlingen Valley Intl
31h 50m
2 stops
ICN4:15 pmIncheon Intl
Jan 22
ICN12:45 pmIncheon Intl
24h 14m
2 stops
HRL9:59 pmHarlingen Valley Intl
$850
Find similar
United Airlines
Apr 30
HRL9:20 amHarlingen Valley Intl
39h 40m
2 stops
ICN3:00 pmIncheon Intl
May 4
ICN4:50 pmIncheon Intl
32h 32m
2 stops
HRL11:22 amHarlingen Valley Intl
$965
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Harlingen, Texas 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, momondo users made 832,500 searches. Data last updated December 11, 2025.
Use the filters below to find and compare flights from Harlingen, Texas to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Sun 1/18

5:25 pm-4:15 pm

2 stops31h 50m

Incheon Intl

Thu 1/22

12:45 pm-9:59 pm

2 stops24h 14m

$850

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Thu 4/30

9:20 am-3:00 pm

2 stops39h 40m

Incheon Intl

Mon 5/4

4:50 pm-11:22 am

2 stops32h 32m

$965

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Harlingen, Texas to South Korea flight deals and tips

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

Fastest flight time

31h 20m

Direct flights

None
The fastest flight from Harlingen, Texas to South Korea takes 31h 20m
There are no direct flights from Harlingen, Texas to South Korea. There are no popular flight routes from Harlingen, Texas to South Korea.
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  • 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?

  • 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, Texas to South Korea

Compare and see reviews for airlines that fly from Harlingen, Texas to South Korea with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $870Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights

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

    Search flight deals from Harlingen, Texas 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, Texas 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.

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Sat 1/10
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