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Cheap flights from Houston to Seoul from $421

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Seoul departing on 3/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:20 pm - 9:35 pm
IAH
-
ICN
36h 15m2 stops
Multiple Airlines Logo
9:20 pm - 12:00 pm
ICN
-
IAH
53h 40m2 stops
$859Multiple Airlines
Mon, Jan 12 - Tue, Jan 27
Multiple Airlines Logo
4:59 pm - 5:10 am
IAH
-
ICN
22h 11m1 stop
Multiple Airlines Logo
6:55 pm - 4:16 pm
ICN
-
IAH
35h 21m2 stops
$885Multiple Airlines
Wed, Mar 11 - Wed, Mar 25
Multiple Airlines Logo
7:59 pm - 4:20 pm
IAH
-
ICN
30h 21m1 stop
Multiple Airlines Logo
6:55 pm - 4:16 pm
ICN
-
IAH
35h 21m2 stops
$886Multiple Airlines
Tue, Mar 10 - Wed, Mar 25
Multiple Airlines Logo
7:05 am - 5:40 am
IAH
-
ICN
32h 35m1 stop
Multiple Airlines Logo
9:10 pm - 5:30 pm
ICN
-
IAH
34h 20m2 stops
$892Multiple Airlines
Tue, Mar 24 - Thu, Apr 9
Delta Logo
6:36 am - 3:30 pm
IAH
-
ICN
17h 54m1 stop
Delta Logo
6:00 pm - 9:13 pm
ICN
-
IAH
18h 13m1 stop
$896Delta
Sun, Jan 18 - Sun, Jan 25
Multiple Airlines Logo
4:49 pm - 4:20 pm
IAH
-
ICN
33h 31m1 stop
Multiple Airlines Logo
6:55 pm - 5:51 am
ICN
-
IAH
24h 56m2 stops
$898Multiple Airlines
Tue, Mar 10 - Mon, Mar 23
Delta Logo
4:25 pm - 3:30 pm
IAH
-
ICN
32h 05m2 stops
Delta Logo
9:35 am - 8:09 pm
ICN
-
IAH
25h 34m2 stops
$900Delta
Sun, Jan 18 - Sat, Feb 28
Multiple Airlines Logo
7:59 pm - 4:20 pm
IAH
-
ICN
30h 21m1 stop
Multiple Airlines Logo
1:20 pm - 4:16 pm
ICN
-
IAH
40h 56m2 stops
$905Multiple Airlines
Tue, Mar 10 - Tue, Mar 17
Delta Logo
11:09 am - 5:45 am
HOU
-
ICN
27h 36m1 stop
Delta Logo
6:00 pm - 10:33 pm
ICN
-
HOU
19h 33m1 stop
$906Delta
Tue, Jan 13 - Tue, Jan 27
Delta Logo
6:38 pm - 3:50 pm
IAH
-
ICN
30h 12m1 stop
Delta Logo
7:25 pm - 11:51 pm
ICN
-
IAH
19h 26m1 stop
$906Delta
Fri, Dec 26 - Tue, Dec 30

Delta flights from Houston to Incheon Intl Airport

Our best Delta deals on Houston to Incheon Intl Airport flight tickets
Delta
Jan 18
IAH6:36 amHouston George Bush Intcntl
17h 54m
1 stop
ICN3:30 pmIncheon Intl
Jan 25
ICN6:00 pmIncheon Intl
18h 13m
1 stop
IAH9:13 pmHouston George Bush Intcntl
$896
Find similar
Delta
Jan 18
IAH5:15 amHouston George Bush Intcntl
20h 35m
1 stop
ICN4:50 pmIncheon Intl
Jan 25
ICN7:30 pmIncheon Intl
19h 26m
2 stops
IAH11:56 pmHouston George Bush Intcntl
$900
Find similar
Delta
Jan 13
HOU11:09 amHouston Hobby
27h 36m
1 stop
ICN5:45 amIncheon Intl
Jan 27
ICN6:00 pmIncheon Intl
19h 33m
1 stop
HOU10:33 pmHouston Hobby
$906
Find similar

Korean Air flights from Houston to Incheon Intl Airport

Our best Korean Air deals on Houston to Incheon Intl Airport flight tickets
Korean Air
Dec 6
IAH6:40 amHouston George Bush Intcntl
17h 50m
1 stop
ICN3:30 pmIncheon Intl
Dec 10
ICN7:25 pmIncheon Intl
19h 34m
1 stop
IAH11:59 pmHouston George Bush Intcntl
$1,169
Find similar
Korean Air
Dec 6
HOU6:40 pmHouston Hobby
30h 10m
1 stop
ICN3:50 pmIncheon Intl
Dec 10
ICN6:00 pmIncheon Intl
19h 48m
1 stop
HOU10:48 pmHouston Hobby
$1,176
Find similar
Korean Air
Feb 24
HOU5:25 amHouston Hobby
19h 25m
1 stop
ICN3:50 pmIncheon Intl
Mar 4
ICN9:45 amIncheon Intl
17h 35m
1 stop
HOU12:20 pmHouston Hobby
$1,531
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston 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 December 4, 2025.
Use the filters below to find and compare flights from Houston to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Mon 1/12

6:20 pm-9:35 pm

2 stops36h 15m

Incheon Intl

Tue 1/27

9:20 pm-12:00 pm

2 stops53h 40m

$859

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Wed 3/11

4:59 pm-5:10 am

1 stop22h 11m

Incheon Intl

Wed 3/25

6:55 pm-4:16 pm

2 stops35h 21m

$885

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Tue 3/10

7:59 pm-4:20 pm

1 stop30h 21m

Incheon Intl

Wed 3/25

6:55 pm-4:16 pm

2 stops35h 21m

$886

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Tue 3/24

7:05 am-5:40 am

1 stop32h 35m

Incheon Intl

Thu 4/9

9:10 pm-5:30 pm

2 stops34h 20m

$892

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Sun 1/18

6:36 am-3:30 pm

1 stop17h 54m

Incheon Intl

Sun 1/25

6:00 pm-9:13 pm

1 stop18h 13m

$896

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Tue 3/10

4:49 pm-4:20 pm

1 stop33h 31m

Incheon Intl

Mon 3/23

6:55 pm-5:51 am

2 stops24h 56m

$898

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Sun 1/18

4:25 pm-3:30 pm

2 stops32h 05m

Incheon Intl

Sat 2/28

9:35 am-8:09 pm

2 stops25h 34m

$900

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Tue 3/10

7:59 pm-4:20 pm

1 stop30h 21m

Incheon Intl

Tue 3/17

1:20 pm-4:16 pm

2 stops40h 56m

$905

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Tue 1/13

11:09 am-5:45 am

1 stop27h 36m

Incheon Intl

Tue 1/27

6:00 pm-10:33 pm

1 stop19h 33m

$906

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Fri 12/26

6:38 pm-3:50 pm

1 stop30h 12m

Incheon Intl

Tue 12/30

7:25 pm-11:51 pm

1 stop19h 26m

$906

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Houston to Incheon Intl Airport

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 month to fly to Incheon Intl Airport?

The cheapest month to fly to Incheon Intl Airport from Houston is in February. Flight prices, which tend to average around $1,026, are often lower during this time because this is during the off-season. If you are unable to visit Incheon Intl Airport during the month of February, then departing from Houston during the month January is also very affordable. Most momondo users find prices during this month for around $1,094.

What is the cheapest day to depart on your flight to Incheon Intl Airport?

The cheapest day to depart from Houston to Incheon Intl Airport is on a Sunday when prices can be found for as low as $1,106. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,551. These prices are subject to change though, so be sure to set up a Price Alert for flights to Incheon Intl Airport.

What is the cheapest time of day to depart on your flight to Incheon Intl Airport?

In the evening is the cheapest time of day to fly from Houston to Incheon Intl Airport when you can find flight prices for as low as $1,248. Flying to Incheon Intl Airport in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,551 on average. Flights to Incheon Intl Airport from Houston in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Incheon Intl Airport?

You are more likely to see cheaper flights to Incheon Intl Airport from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around $1,410 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Incheon Intl Airport from Houston for as low as $1,052 on momondo.

Cheap Houston to Incheon Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Incheon Intl Airport

Fastest flight time

18h 00m

Direct flights

None
The fastest flight from Houston to Incheon Intl Airport takes 18h 00m
There are no direct flights from Houston to Incheon Intl Airport. There are no popular flight routes from Houston to Incheon Intl Airport.
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  • How far is Houston to Incheon Intl by plane?

    Incheon Intl is 7058.5 mi away from Houston. A reasonable flight in good conditions will take 17h 54m.

  • When did momondo last update prices for flights from Houston to Incheon Intl Airport?

    Prices for flights from Houston to Incheon Intl Airport refresh daily.

  • How many operators does momondo search for flights from Houston to Incheon Intl Airport?

  • How old do you have to be to fly from Houston to Incheon Intl Airport?

    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 Houston to Incheon Intl Airport.

  • What documentation or ID do you need to fly to Incheon Intl Airport?

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

Best airlines flying from Houston to Incheon Intl Airport

Compare and see reviews for airlines that fly from Houston to Incheon Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $461Free CancellationRating
8.0
11,402 reviews
Search Alaska Airlines flights
Air CanadaPriceFrom $697Free CancellationRating
7.1
10,500 reviews
Search Air Canada flights
DeltaPriceFrom $826Free CancellationRating
7.9
8,011 reviews
Search Delta flights
American AirlinesPriceFrom $856Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights
Korean AirPriceFrom $923Free CancellationRating
8.4
1,179 reviews
Search Korean Air flights
WestJetPriceFrom $925Free CancellationRating
7.2
3,193 reviews
Search WestJet flights
Turkish AirlinesPriceFrom $974Free CancellationRating
7.3
4,077 reviews
Search Turkish Airlines flights
EVA AirPriceFrom $1,000Free CancellationRating
8.4
1,292 reviews
Search EVA Air flights
United AirlinesPriceFrom $1,199Free CancellationRating
7.4
9,066 reviews
Search United Airlines flights
Asiana AirlinesPriceFrom $1,288Free CancellationRating
8.2
490 reviews
Search Asiana Airlines flights

Traveling to a place near Seoul?

Book flights to Seoul if you plan to visit one of these locations
Suwon
Seongnam
Daejeon
Anyang

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Seoul?

It is quick and easy to find Houston to Seoul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seoul that suits you.

Can I find flights from Houston to Seoul with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seoul from Houston which offer a flexible booking policy as well as other useful filters and features.

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

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

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

Yes momondo offers price alerts on flights to Seoul from Houston. 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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