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Cheap flights from Harlingen to Seoul from $1,515

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 7/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Harlingen to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:10 am - 3:00 pm
HRL
-
ICN
43h 50m
2 stops
United Airlines Logo
4:50 pm - 7:49 pm
ICN
-
HRL
40h 59m
2 stops
$1,515United Airlines
Wed, Jul 8 - Fri, Jul 17
Japan Airlines Logo
8:03 pm - 3:45 pm
HRL
-
ICN
29h 42m
1 stop
Japan Airlines Logo
5:50 pm - 10:56 pm
ICN
-
HRL
19h 06m
1 stop
$1,643Japan Airlines
Sat, Oct 10 - Sun, Oct 18
WestJet Logo
2:00 pm - 6:45 pm
HRL
-
ICN
62h 45m
2 stops
WestJet Logo
8:45 pm - 1:31 pm
ICN
-
HRL
54h 46m
2 stops
$1,650WestJet
Sat, Oct 10 - Sun, Oct 18
American Airlines Logo
6:00 am - 3:45 pm
HRL
-
ICN
19h 45m
1 stop
American Airlines Logo
5:50 pm - 12:05 am
ICN
-
HRL
20h 15m
1 stop
$2,044American Airlines
Wed, Jul 8 - Fri, Jul 17
Multiple Airlines Logo
5:22 pm - 3:45 pm
HRL
-
ICN
32h 23m
1 stop
Multiple Airlines Logo
5:45 pm - 7:49 pm
ICN
-
HRL
40h 04m
2 stops
$3,339Multiple Airlines
Wed, Jul 8 - Fri, Jul 17
Multiple Airlines Logo
6:00 am - 3:45 pm
HRL
-
ICN
19h 45m
1 stop
Multiple Airlines Logo
7:05 pm - 1:23 pm
ICN
-
HRL
32h 18m
2 stops
$6,004Multiple Airlines
Sat, Oct 10 - Sun, Oct 18
United Airlines Logo
5:10 am - 3:00 pm
HRL
-
ICN
19h 50m
2 stops
United Airlines Logo
11:30 am - 7:49 pm
ICN
-
HRL
22h 19m
3 stops
$11,221United Airlines
Wed, Jul 8 - Fri, Jul 17

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United Airlines flights from Harlingen to Incheon Intl Airport

Our best United Airlines deals on Harlingen to Incheon Intl Airport flight tickets
United Airlines
Jul 8
HRL5:10 amHarlingen Valley Intl
43h 50m
2 stops
ICN3:00 pmIncheon Intl
Jul 17
ICN4:50 pmIncheon Intl
40h 59m
2 stops
HRL7:49 pmHarlingen Valley Intl
$1,515
United Airlines
Jun 21
HRL7:20 amHarlingen Valley Intl
41h 40m
2 stops
ICN3:00 pmIncheon Intl
Jul 3
ICN4:50 pmIncheon Intl
34h 40m
2 stops
HRL1:30 pmHarlingen Valley Intl
$2,101
United Airlines
Jul 8
HRL5:10 amHarlingen Valley Intl
19h 50m
2 stops
ICN3:00 pmIncheon Intl
Jul 17
ICN11:30 amIncheon Intl
22h 19m
3 stops
HRL7:49 pmHarlingen Valley Intl
$11,221

Japan Airlines flights from Harlingen to Incheon Intl Airport

Our best Japan Airlines deals on Harlingen to Incheon Intl Airport flight tickets
Japan Airlines
Oct 10
HRL8:03 pmHarlingen Valley Intl
29h 42m
1 stop
ICN3:45 pmIncheon Intl
Oct 18
ICN5:50 pmIncheon Intl
19h 06m
1 stop
HRL10:56 pmHarlingen Valley Intl
$1,643
Japan Airlines
Jun 21
HRL4:57 pmHarlingen Valley Intl
32h 48m
1 stop
ICN3:45 pmIncheon Intl
Jul 3
ICN5:50 pmIncheon Intl
30h 22m
1 stop
HRL10:12 amHarlingen Valley Intl
$2,400

momondo Fare Finder

 
Customize your flight search to find flights from Harlingen to Incheon Intl Airport 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 June 17, 2026.
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 - ICN

HRLICN

Harlingen Valley Intl

Wed 7/8

5:10 am-3:00 pm

2 stops43h 50m

Incheon Intl

Fri 7/17

4:50 pm-7:49 pm

2 stops40h 59m

$1,515

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Sat 10/10

8:03 pm-3:45 pm

1 stop29h 42m

Incheon Intl

Sun 10/18

5:50 pm-10:56 pm

1 stop19h 06m

$1,643

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Sat 10/10

2:00 pm-6:45 pm

2 stops62h 45m

Incheon Intl

Sun 10/18

8:45 pm-1:31 pm

2 stops54h 46m

$1,650
Quickest round-trip

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Wed 7/8

6:00 am-3:45 pm

1 stop19h 45m

Incheon Intl

Fri 7/17

5:50 pm-12:05 am

1 stop20h 15m

$2,044

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Wed 7/8

5:22 pm-3:45 pm

1 stop32h 23m

Incheon Intl

Fri 7/17

5:45 pm-7:49 pm

2 stops40h 04m

$3,339

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Sat 10/10

6:00 am-3:45 pm

1 stop19h 45m

Incheon Intl

Sun 10/18

7:05 pm-1:23 pm

2 stops32h 18m

$6,004

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Wed 7/8

5:10 am-3:00 pm

2 stops19h 50m

Incheon Intl

Fri 7/17

11:30 am-7:49 pm

3 stops22h 19m

$11,221

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

Fastest flight time

41h 40m

Direct flights

None
The fastest flight from Harlingen to Incheon Intl Airport takes 41h 40m
There are no direct flights from Harlingen to Incheon Intl Airport. There are no popular flight routes from Harlingen to Incheon Intl Airport.
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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 41h 40m.

  • 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?

  • 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?

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 AirlinesPriceFrom $870Free CancellationRating
7.4
9,845 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.

Traveling to a place near Seoul?

Book flights to Seoul if you plan to visit one of these locations
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.

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Fri 7/17
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