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Cheap flights from Harlingen, Texas to Seoul from $938

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Harlingen, Texas to Seoul departing on 6/19. 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

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Find the cheapest flights from Harlingen, Texas to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:18 pm - 4:20 am
HRL
-
ICN
21h 02m
2 stops
United Airlines Logo
11:30 am - 7:40 pm
ICN
-
HRL
22h 10m
2 stops
$1,021United Airlines
Sun, Apr 19 - Wed, Apr 22
United Airlines Logo
5:18 pm - 4:20 am
HRL
-
ICN
21h 02m
2 stops
United Airlines Logo
11:30 am - 11:23 am
ICN
-
HRL
37h 53m
2 stops
$1,035United Airlines
Sun, Apr 19 - Wed, Apr 22
United Airlines Logo
2:05 pm - 4:20 am
HRL
-
ICN
24h 15m
2 stops
United Airlines Logo
4:50 pm - 3:59 pm
ICN
-
HRL
37h 09m
2 stops
$1,196United Airlines
Mon, Jul 6 - Mon, Jul 20
United Airlines Logo
9:20 am - 4:20 am
HRL
-
ICN
29h 00m
2 stops
United Airlines Logo
11:30 am - 7:49 pm
ICN
-
HRL
46h 19m
2 stops
$1,532United Airlines
Sun, May 17 - Mon, Jun 15
United Airlines Logo
12:10 pm - 4:20 am
HRL
-
ICN
26h 10m
2 stops
United Airlines Logo
11:30 am - 9:54 pm
ICN
-
HRL
24h 24m
2 stops
$1,556United Airlines
Tue, May 12 - Sun, May 31
United Airlines Logo
5:20 pm - 4:20 am
HRL
-
ICN
45h 00m
2 stops
United Airlines Logo
11:30 am - 1:30 pm
ICN
-
HRL
40h 00m
2 stops
$1,596United Airlines
Thu, Jun 18 - Wed, Jun 24
American Airlines Logo
6:00 am - 3:45 pm
HRL
-
ICN
19h 45m
1 stop
American Airlines Logo
5:50 pm - 12:14 am
ICN
-
HRL
20h 24m
1 stop
$1,813American Airlines
Mon, Jul 6 - Mon, Jul 20
American Airlines Logo
6:00 am - 3:45 pm
HRL
-
ICN
19h 45m
1 stop
American Airlines Logo
5:50 pm - 12:14 am
ICN
-
HRL
20h 24m
1 stop
$1,814American Airlines
Sun, May 17 - Mon, Jun 15
American Airlines Logo
6:00 am - 3:45 pm
HRL
-
ICN
19h 45m
1 stop
American Airlines Logo
5:50 pm - 12:14 am
ICN
-
HRL
20h 24m
1 stop
$2,280American Airlines
Thu, Jun 18 - Wed, Jun 24
Qatar Airways Logo
5:22 pm - 5:05 pm
HRL
-
ICN
57h 43m
2 stops
Qatar Airways Logo
8:05 pm - 7:34 pm
ICN
-
HRL
37h 29m
3 stops
$2,378Qatar Airways
Mon, Jul 6 - Mon, Jul 20

American Airlines flights from Harlingen, Texas to Seoul

Our best American Airlines deals on Harlingen, Texas to Seoul flight tickets
American Airlines
Jul 6
HRL6:00 amHarlingen Valley Intl
19h 45m
1 stop
ICN3:45 pmIncheon Intl
Jul 20
ICN5:50 pmIncheon Intl
20h 24m
1 stop
HRL12:14 amHarlingen Valley Intl
$1,813
American Airlines
May 17
HRL6:00 amHarlingen Valley Intl
19h 45m
1 stop
ICN3:45 pmIncheon Intl
Jun 15
ICN5:50 pmIncheon Intl
20h 24m
1 stop
HRL12:14 amHarlingen Valley Intl
$1,814
American Airlines
Jun 18
HRL6:00 amHarlingen Valley Intl
19h 45m
1 stop
ICN3:45 pmIncheon Intl
Jun 24
ICN5:50 pmIncheon Intl
20h 24m
1 stop
HRL12:14 amHarlingen Valley Intl
$2,280

United Airlines flights from Harlingen, Texas to Seoul

Our best United Airlines deals on Harlingen, Texas to Seoul flight tickets
United Airlines
Apr 19
HRL5:18 pmHarlingen Valley Intl
21h 02m
2 stops
ICN4:20 amIncheon Intl
Apr 22
ICN11:30 amIncheon Intl
22h 10m
2 stops
HRL7:40 pmHarlingen Valley Intl
$1,021
United Airlines
Apr 19
HRL5:18 pmHarlingen Valley Intl
21h 02m
2 stops
ICN4:20 amIncheon Intl
Apr 22
ICN11:30 amIncheon Intl
37h 53m
2 stops
HRL11:23 amHarlingen Valley Intl
$1,035
United Airlines
Jul 6
HRL2:05 pmHarlingen Valley Intl
24h 15m
2 stops
ICN4:20 amIncheon Intl
Jul 20
ICN4:50 pmIncheon Intl
37h 09m
2 stops
HRL3:59 pmHarlingen Valley Intl
$1,196

momondo Fare Finder

 
Customize your flight search to find flights from Harlingen, Texas to Seoul 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 March 16, 2026.
Use the filters below to find and compare flights from Harlingen, Texas to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Sun 4/19

5:18 pm-4:20 am

2 stops21h 02m

Incheon Intl

Wed 4/22

11:30 am-7:40 pm

2 stops22h 10m

$1,021

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Sun 4/19

5:18 pm-4:20 am

2 stops21h 02m

Incheon Intl

Wed 4/22

11:30 am-11:23 am

2 stops37h 53m

$1,035

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 7/6

2:05 pm-4:20 am

2 stops24h 15m

Incheon Intl

Mon 7/20

4:50 pm-3:59 pm

2 stops37h 09m

$1,196

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Sun 5/17

9:20 am-4:20 am

2 stops29h 00m

Incheon Intl

Mon 6/15

11:30 am-7:49 pm

2 stops46h 19m

$1,532

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Tue 5/12

12:10 pm-4:20 am

2 stops26h 10m

Incheon Intl

Sun 5/31

11:30 am-9:54 pm

2 stops24h 24m

$1,556

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Thu 6/18

5:20 pm-4:20 am

2 stops45h 00m

Incheon Intl

Wed 6/24

11:30 am-1:30 pm

2 stops40h 00m

$1,596
Quickest round-trip

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 7/6

6:00 am-3:45 pm

1 stop19h 45m

Incheon Intl

Mon 7/20

5:50 pm-12:14 am

1 stop20h 24m

$1,813

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Sun 5/17

6:00 am-3:45 pm

1 stop19h 45m

Incheon Intl

Mon 6/15

5:50 pm-12:14 am

1 stop20h 24m

$1,814

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Thu 6/18

6:00 am-3:45 pm

1 stop19h 45m

Incheon Intl

Wed 6/24

5:50 pm-12:14 am

1 stop20h 24m

$2,280

HarlingenIncheon

HRL - ICN

HRLICN

Harlingen Valley Intl

Mon 7/6

5:22 pm-5:05 pm

2 stops57h 43m

Incheon Intl

Mon 7/20

8:05 pm-7:34 pm

3 stops37h 29m

$2,378

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Seoul from

How to get the cheapest flight ticket from Harlingen, Texas to Seoul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Harlingen Valley Intl to Seoul?

United Airlines, American Airlines, and Air Canada are the most popular carriers operating from Harlingen Valley Intl to Seoul

When to book flights from Harlingen, Texas to Seoul

Are you open to changing your travel dates? Check out the ideal times to fly from Harlingen, Texas to Seoul according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Harlingen, Texas to Seoul (HRL to SEL) flight deals and tips

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

Fastest flight time

29h 00m

Direct flights

None
The fastest flight from Harlingen, Texas to Seoul takes 29h 00m
There are no direct flights from Harlingen, Texas to Seoul. There are no popular flight routes from Harlingen, Texas to Seoul.
Search flight deals

  • How far is Harlingen Valley Intl to Seoul by plane?

    Harlingen Valley Intl and Seoul are 7159.8 mi apart from one another. By plane, this route typically takes 29h 00m.

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

    Prices for flights from Harlingen Valley Intl Airport to Seoul were last updated today.

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

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

    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 Seoul.

  • What documentation or ID do you need to fly to Seoul?

    The travel and health documents required for your trip to Seoul 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 Seoul. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Harlingen, Texas to Seoul?

Best airlines flying from Harlingen, Texas to Seoul

Compare and see reviews for airlines that fly from Harlingen, Texas to Seoul with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $870Free CancellationRating
7.4
9,428 reviews
Search United Airlines flights

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?

Yes. momondo enables you to select and highlight flights to Seoul from Harlingen with this policy.

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

Once you have performed a search for Harlingen to Seoul flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Harlingen to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul
Seoul Gimpo Intl Airport
Incheon Intl Airport