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Cheap flights from Houston to Seoul from $372

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 10/20. 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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Cheap round-trip flights

Multiple Airlines Logo
11:42 am - 3:45 pmIAH-ICN
38h 03m1 stop
Multiple Airlines Logo
9:15 pm - 5:29 pmICN-IAH
34h 14m1 stop
$751Multiple Airlines
Find Deal
Sat, Oct 18 - Sun, Oct 26
Multiple Airlines Logo
4:30 pm - 3:45 pmIAH-ICN
33h 15m2 stops
Multiple Airlines Logo
9:15 pm - 5:29 pmICN-IAH
34h 14m1 stop
$771Multiple Airlines
Find Deal
Sat, Oct 18 - Sun, Oct 26
Philippine Airlines Logo
7:49 pm - 6:10 amIAH-ICN
43h 21m2 stops
Philippine Airlines Logo
8:35 pm - 7:19 pmICN-IAH
37h 44m2 stops
$860Philippine Airlines
Find Deal
Sat, Feb 14 - Sun, Feb 22
Philippine Airlines Logo
7:35 pm - 7:25 pmIAH-ICN
56h 50m2 stops
Philippine Airlines Logo
8:35 pm - 7:16 pmICN-IAH
36h 41m2 stops
$862Philippine Airlines
Find Deal
Sat, Jan 24 - Sun, Mar 8
Delta Logo
1:13 pm - 4:00 amHOU-ICN
24h 47m1 stop
Delta Logo
7:25 pm - 11:00 pmICN-HOU
18h 35m1 stop
$1,150Delta
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Tue, Sep 30 - Tue, Nov 4
Delta Logo
6:00 am - 5:20 pmHOU-ICN
21h 20m2 stops
Delta Logo
7:30 pm - 9:18 amICN-HOU
28h 48m2 stops
$1,155Delta
Find Deal
Thu, Oct 23 - Fri, Nov 7
Korean Air Logo
6:00 am - 4:50 pmHOU-ICN
20h 50m1 stop
Korean Air Logo
9:20 am - 1:27 pmICN-HOU
18h 07m1 stop
$1,369Korean Air
Find Deal
Mon, Sep 29 - Mon, Oct 6
American Airlines Logo
6:00 am - 3:30 pmHOU-ICN
19h 30m1 stop
American Airlines Logo
5:45 pm - 7:41 pmICN-HOU
15h 56m1 stop
$1,410American Airlines
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Sun, Oct 5 - Mon, Oct 20
American Airlines Logo
4:26 pm - 3:30 pmHOU-ICN
33h 04m1 stop
American Airlines Logo
5:25 pm - 8:34 amICN-HOU
29h 09m1 stop
$1,422American Airlines
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Tue, Sep 23 - Mon, Sep 29
Korean Air Logo
6:44 pm - 4:00 amHOU-ICN
19h 16m1 stop
Korean Air Logo
6:00 pm - 11:00 pmICN-HOU
20h 00m1 stop
$1,832Korean Air
Find Deal
Mon, Oct 13 - Thu, Nov 6

Philippine Airlines flights from Houston to Incheon Intl Airport

Our best Philippine Airlines deals on Houston to Incheon Intl Airport flight tickets
Philippine Airlines
Feb 14
IAH7:49 pmHouston George Bush Intcntl
43h 21m
2 stops
ICN6:10 amIncheon Intl
Feb 22
ICN8:35 pmIncheon Intl
37h 44m
2 stops
IAH7:19 pmHouston George Bush Intcntl
$860
Find similar
Philippine Airlines
Jan 24
IAH7:35 pmHouston George Bush Intcntl
56h 50m
2 stops
ICN7:25 pmIncheon Intl
Mar 8
ICN8:35 pmIncheon Intl
36h 41m
2 stops
IAH7:16 pmHouston George Bush Intcntl
$862
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Delta flights from Houston to Incheon Intl Airport

Our best Delta deals on Houston to Incheon Intl Airport flight tickets
Delta
Sep 30
HOU1:13 pmHouston Hobby
24h 47m
1 stop
ICN4:00 amIncheon Intl
Nov 4
ICN7:25 pmIncheon Intl
18h 35m
1 stop
HOU11:00 pmHouston Hobby
$1,150
Find similar
Delta
Sep 20
HOU6:37 pmHouston Hobby
31h 48m
2 stops
ICN4:25 pmIncheon Intl
Sep 27
ICN4:25 pmIncheon Intl
20h 12m
1 stop
HOU10:37 pmHouston Hobby
$1,155
Find similar
Delta
Oct 14
HOU6:44 pmHouston Hobby
19h 16m
1 stop
ICN4:00 amIncheon Intl
Oct 23
ICN6:50 pmIncheon Intl
18h 10m
1 stop
HOU11:00 pmHouston Hobby
$1,279
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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 September 17, 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

Sat 10/18

11:42 am-3:45 pm

1 stop38h 03m

Incheon Intl

Sun 10/26

9:15 pm-5:29 pm

1 stop34h 14m

$751

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Sat 10/18

4:30 pm-3:45 pm

2 stops33h 15m

Incheon Intl

Sun 10/26

9:15 pm-5:29 pm

1 stop34h 14m

$771

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Sat 2/14

7:49 pm-6:10 am

2 stops43h 21m

Incheon Intl

Sun 2/22

8:35 pm-7:19 pm

2 stops37h 44m

$860

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Sat 1/24

7:35 pm-7:25 pm

2 stops56h 50m

Incheon Intl

Sun 3/8

8:35 pm-7:16 pm

2 stops36h 41m

$862

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Tue 9/30

1:13 pm-4:00 am

1 stop24h 47m

Incheon Intl

Tue 11/4

7:25 pm-11:00 pm

1 stop18h 35m

$1,150

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Thu 10/23

6:00 am-5:20 pm

2 stops21h 20m

Incheon Intl

Fri 11/7

7:30 pm-9:18 am

2 stops28h 48m

$1,155

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Mon 9/29

6:00 am-4:50 pm

1 stop20h 50m

Incheon Intl

Mon 10/6

9:20 am-1:27 pm

1 stop18h 07m

$1,369

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Sun 10/5

6:00 am-3:30 pm

1 stop19h 30m

Incheon Intl

Mon 10/20

5:45 pm-7:41 pm

1 stop15h 56m

$1,410

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Tue 9/23

4:26 pm-3:30 pm

1 stop33h 04m

Incheon Intl

Mon 9/29

5:25 pm-8:34 am

1 stop29h 09m

$1,422

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Mon 10/13

6:44 pm-4:00 am

1 stop19h 16m

Incheon Intl

Thu 11/6

6:00 pm-11:00 pm

1 stop20h 00m

$1,832

Flights are sorted by cheapest round-trip flights 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 November. Flight prices, which tend to average around $923, 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 November, then departing from Houston during the month February is also very affordable. Most momondo users find prices during this month for around $1,026.

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 $1,393 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 $984 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

Direct flights

None
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 18h 50m.

  • 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
10,000 reviews
Search Alaska Airlines flights
DeltaPriceFrom $826Free CancellationRating
7.9
7,961 reviews
Search Delta flights
Air CanadaPriceFrom $849Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
American AirlinesPriceFrom $866Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Turkish AirlinesPriceFrom $987Free CancellationRating
7.3
3,965 reviews
Search Turkish Airlines flights
EVA AirPriceFrom $1,020Free CancellationRating
8.4
1,237 reviews
Search EVA Air flights
Korean AirPriceFrom $1,052Free CancellationRating
8.4
1,140 reviews
Search Korean Air flights
WestJetPriceFrom $1,078Free CancellationRating
7.2
3,095 reviews
Search WestJet flights
United AirlinesPriceFrom $1,203Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
Asiana AirlinesPriceFrom $1,288Free CancellationRating
8.2
481 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
Daejeon
Seongnam
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.

An easier way to manage your Incheon Intl Airport trip

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