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Cheap flights from Harlingen, Texas to Seoul from $871

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 Seoul departing on 2/16. 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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Find the cheapest flights from Harlingen, Texas to Seoul

Cheap round-trip flights

United Airlines Logo
12:00 pm - 5:40 amHRL-ICN
26h 40m2 stops
United Airlines Logo
12:45 pm - 7:29 pmICN-HRL
21h 44m2 stops
$871United Airlines
Find Deal
Mon, Feb 16 - Thu, Feb 19
United Airlines Logo
12:10 pm - 4:40 amHRL-ICN
26h 30m2 stops
United Airlines Logo
6:00 pm - 10:59 amICN-HRL
31h 59m2 stops
$955United Airlines
Find Deal
Mon, Oct 27 - Mon, Nov 3
American Airlines Logo
5:45 am - 3:30 pmHRL-ICN
19h 45m1 stop
American Airlines Logo
5:25 pm - 10:57 pmICN-HRL
19h 32m1 stop
$995American Airlines
Find Deal
Mon, Sep 29 - Sat, Oct 4
American Airlines Logo
5:23 am - 3:55 pmHRL-ICN
20h 32m1 stop
American Airlines Logo
7:15 pm - 11:14 pmICN-HRL
18h 59m1 stop
$1,035American Airlines
Find Deal
Mon, Oct 27 - Mon, Nov 3
Delta Logo
3:39 pm - 3:30 pmHRL-ICN
33h 51m1 stop
Delta Logo
8:05 pm - 2:43 pmICN-HRL
33h 38m2 stops
$1,045Delta
Find Deal
Mon, Oct 27 - Mon, Nov 3
Delta Logo
3:00 pm - 3:30 pmHRL-ICN
33h 30m1 stop
Delta Logo
7:30 pm - 2:29 pmICN-HRL
33h 59m1 stop
$1,208Delta
Find Deal
Mon, Feb 16 - Thu, Feb 19
Qatar Airways Logo
2:50 pm - 5:15 pmHRL-ICN
36h 25m2 stops
Qatar Airways Logo
12:20 am - 11:14 pmICN-HRL
37h 54m2 stops
$1,706Qatar Airways
Find Deal
Mon, Oct 27 - Sun, Nov 2
Qatar Airways Logo
6:40 pm - 5:15 pmHRL-ICN
31h 35m2 stops
Qatar Airways Logo
12:20 am - 3:36 pmICN-HRL
54h 16m2 stops
$1,785Qatar Airways
Find Deal
Wed, Nov 19 - Fri, Nov 28
Logo
6:35 pm - 5:05 pmHRL-ICN
32h 30m2 stops
Logo
8:35 am - 10:48 amICN-HRL
40h 13m3 stops
$2,024
Find Deal
Mon, Sep 29 - Sat, Oct 4
Logo
4:02 pm - 5:15 pmHRL-ICN
34h 13m2 stops
Logo
3:00 pm - 7:30 pmICN-HRL
43h 30m3 stops
$2,133
Find Deal
Wed, Nov 19 - Sat, Nov 29

United Airlines flights from Harlingen, Texas to Incheon Intl Airport

Our best United Airlines deals on Harlingen, Texas to Incheon Intl Airport flight tickets
United Airlines
Sep 15
HRL5:00 amHarlingen Valley Intl
20h 00m
2 stops
ICN3:00 pmIncheon Intl
Sep 17
ICN11:30 amIncheon Intl
22h 03m
2 stops
HRL7:33 pmHarlingen Valley Intl
$861
Find similar
United Airlines
Feb 16
HRL12:00 pmHarlingen Valley Intl
26h 40m
2 stops
ICN5:40 amIncheon Intl
Feb 19
ICN12:45 pmIncheon Intl
21h 44m
2 stops
HRL7:29 pmHarlingen Valley Intl
$871
Find similar
United Airlines
Oct 27
HRL12:10 pmHarlingen Valley Intl
26h 30m
2 stops
ICN4:40 amIncheon Intl
Nov 3
ICN6:00 pmIncheon Intl
31h 59m
2 stops
HRL10:59 amHarlingen Valley Intl
$955
Find similar

Delta flights from Harlingen, Texas to Incheon Intl Airport

Our best Delta deals on Harlingen, Texas to Incheon Intl Airport flight tickets
Delta
Oct 27
HRL3:39 pmHarlingen Valley Intl
33h 51m
1 stop
ICN3:30 pmIncheon Intl
Nov 3
ICN8:05 pmIncheon Intl
33h 38m
2 stops
HRL2:43 pmHarlingen Valley Intl
$1,045
Find similar
Delta
Feb 16
HRL3:00 pmHarlingen Valley Intl
33h 30m
1 stop
ICN3:30 pmIncheon Intl
Feb 19
ICN7:30 pmIncheon Intl
33h 59m
1 stop
HRL2:29 pmHarlingen Valley Intl
$1,208
Find similar
Delta
Feb 16
HRL3:00 pmHarlingen Valley Intl
33h 30m
1 stop
ICN3:30 pmIncheon Intl
Feb 19
ICN8:05 pmIncheon Intl
33h 24m
2 stops
HRL2:29 pmHarlingen Valley Intl
$1,212
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Harlingen, Texas 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 September 14, 2025.
Use the filters below to find and compare flights from Harlingen, Texas to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 2/16

12:00 pm-5:40 am

2 stops26h 40m

Incheon Intl

Thu 2/19

12:45 pm-7:29 pm

2 stops21h 44m

$871

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 10/27

12:10 pm-4:40 am

2 stops26h 30m

Incheon Intl

Mon 11/3

6:00 pm-10:59 am

2 stops31h 59m

$955

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 9/29

5:45 am-3:30 pm

1 stop19h 45m

Incheon Intl

Sat 10/4

5:25 pm-10:57 pm

1 stop19h 32m

$995

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 10/27

5:23 am-3:55 pm

1 stop20h 32m

Incheon Intl

Mon 11/3

7:15 pm-11:14 pm

1 stop18h 59m

$1,035

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 10/27

3:39 pm-3:30 pm

1 stop33h 51m

Incheon Intl

Mon 11/3

8:05 pm-2:43 pm

2 stops33h 38m

$1,045

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 2/16

3:00 pm-3:30 pm

1 stop33h 30m

Incheon Intl

Thu 2/19

7:30 pm-2:29 pm

1 stop33h 59m

$1,208

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 10/27

2:50 pm-5:15 pm

2 stops36h 25m

Incheon Intl

Sun 11/2

12:20 am-11:14 pm

2 stops37h 54m

$1,706

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Wed 11/19

6:40 pm-5:15 pm

2 stops31h 35m

Incheon Intl

Fri 11/28

12:20 am-3:36 pm

2 stops54h 16m

$1,785

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 9/29

6:35 pm-5:05 pm

2 stops32h 30m

Incheon Intl

Sat 10/4

8:35 am-10:48 am

3 stops40h 13m

$2,024

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Wed 11/19

4:02 pm-5:15 pm

2 stops34h 13m

Incheon Intl

Sat 11/29

3:00 pm-7:30 pm

3 stops43h 30m

$2,133

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Harlingen, Texas to Incheon Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Harlingen, Texas 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, Texas 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, Texas to Incheon Intl Airport

Direct flights

None
There are no direct flights from Harlingen, Texas to Incheon Intl Airport. There are no popular flight routes from Harlingen, Texas to Incheon Intl Airport.
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  • 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 19h 45m.

  • 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 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.

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

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Harlingen, Texas 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, Texas 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
Suwon
Daejeon
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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