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Cheap flights from Houston to Seoul from $375

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 10/21. 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
0 bags

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Cheap round-trip flights

Multiple Airlines Logo
11:42 am - 4:50 amIAH-ICN
27h 08m1 stop
Multiple Airlines Logo
8:45 pm - 2:10 pmICN-IAH
31h 25m1 stop
$723Multiple Airlines
Find Deal
Fr, Okt 17 - Fr, Okt 24
Multiple Airlines Logo
11:42 am - 3:45 pmIAH-ICN
38h 03m1 stop
Multiple Airlines Logo
9:15 pm - 12:44 pmICN-IAH
29h 29m1 stop
$736Multiple Airlines
Find Deal
Di, Okt 14 - Di, Okt 28
Multiple Airlines Logo
6:44 am - 4:50 amIAH-ICN
32h 06m1 stop
Multiple Airlines Logo
9:15 pm - 12:44 pmICN-IAH
29h 29m1 stop
$755Multiple Airlines
Find Deal
Mo, Okt 13 - Di, Okt 28
EVA Air Logo
11:30 pm - 7:15 pmIAH-GMP
28h 45m1 stop
EVA Air Logo
1:50 pm - 10:00 pmGMP-IAH
22h 10m1 stop
$1,076EVA Air
Find Deal
Mo, Mrz 2 - Fr, Mrz 13
EVA Air Logo
11:30 pm - 6:00 pmIAH-GMP
27h 30m1 stop
EVA Air Logo
1:50 pm - 10:00 pmGMP-IAH
22h 10m1 stop
$1,083EVA Air
Find Deal
So, Mrz 1 - Fr, Mrz 13
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
Mo, Sep 29 - Mo, Okt 6
American Airlines Logo
6:00 am - 3:30 pmHOU-ICN
19h 30m1 stop
American Airlines Logo
5:25 pm - 8:11 pmICN-HOU
16h 46m1 stop
$1,410American Airlines
Find Deal
So, Sep 21 - Di, Sep 23
American Airlines Logo
8:11 pm - 3:30 pmHOU-ICN
29h 19m1 stop
American Airlines Logo
5:45 pm - 10:14 pmICN-HOU
18h 29m1 stop
$1,465American Airlines
Find Deal
Do, Okt 16 - Fr, Okt 24
Korean Air Logo
6:44 pm - 2:10 pmHOU-ICN
29h 26m1 stop
Korean Air Logo
7:25 pm - 11:00 pmICN-HOU
17h 35m1 stop
$1,693Korean Air
Find Deal
Mo, Okt 13 - Mi, Okt 29
WestJet Logo
10:13 am - 6:45 pmHOU-ICN
42h 32m2 stops
WestJet Logo
9:15 pm - 5:48 pmICN-HOU
34h 33m2 stops
$1,784WestJet
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Di, Okt 14 - Di, Okt 28

Delta flights from Houston to Seoul

Our best Delta deals on Houston to Seoul flight tickets
Delta
Oct 23
HOU6:44 pmHouston Hobby
29h 26m
1 stop
ICN2:10 pmIncheon Intl
Nov 7
ICN6:00 pmIncheon Intl
20h 00m
1 stop
HOU11:00 pmHouston Hobby
$1,150
Find similar
Delta
Oct 23
HOU6:00 amHouston Hobby
21h 20m
2 stops
ICN5:20 pmIncheon Intl
Nov 6
ICN9:35 amIncheon Intl
23h 13m
2 stops
HOU5:48 pmHouston Hobby
$1,155
Find similar
Delta
Oct 14
HOU6:44 pmHouston Hobby
29h 26m
1 stop
ICN2:10 pmIncheon Intl
Nov 7
ICN6:00 pmIncheon Intl
20h 00m
1 stop
HOU11:00 pmHouston Hobby
$1,279
Find similar

American Airlines flights from Houston to Seoul

Our best American Airlines deals on Houston to Seoul flight tickets
American Airlines
Sep 21
HOU6:00 amHouston Hobby
19h 30m
1 stop
ICN3:30 pmIncheon Intl
Sep 23
ICN5:25 pmIncheon Intl
16h 46m
1 stop
HOU8:11 pmHouston Hobby
$1,410
Find similar
American Airlines
Sep 23
HOU6:00 amHouston Hobby
19h 30m
1 stop
ICN3:30 pmIncheon Intl
Sep 29
ICN5:25 pmIncheon Intl
16h 46m
1 stop
HOU8:11 pmHouston Hobby
$1,413
Find similar
American Airlines
Oct 16
HOU8:11 pmHouston Hobby
29h 19m
1 stop
ICN3:30 pmIncheon Intl
Oct 24
ICN5:45 pmIncheon Intl
18h 29m
1 stop
HOU10:14 pmHouston Hobby
$1,465
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston 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 September 18, 2025.
Use the filters below to find and compare flights from Houston to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Fr 10/17

11:42 am-4:50 am

1 stop27h 08m

Incheon Intl

Fr 10/24

8:45 pm-2:10 pm

1 stop31h 25m

$723

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Di 10/14

11:42 am-3:45 pm

1 stop38h 03m

Incheon Intl

Di 10/28

9:15 pm-12:44 pm

1 stop29h 29m

$736

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Mo 10/13

6:44 am-4:50 am

1 stop32h 06m

Incheon Intl

Di 10/28

9:15 pm-12:44 pm

1 stop29h 29m

$755

HoustonSeoul

IAH - GMP

IAHGMP

Houston George Bush Intcntl

Mo 3/2

11:30 pm-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Fr 3/13

1:50 pm-10:00 pm

1 stop22h 10m

$1,076

HoustonSeoul

IAH - GMP

IAHGMP

Houston George Bush Intcntl

So 3/1

11:30 pm-6:00 pm

1 stop27h 30m

Seoul Gimpo Intl

Fr 3/13

1:50 pm-10:00 pm

1 stop22h 10m

$1,083

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Mo 9/29

6:00 am-4:50 pm

1 stop20h 50m

Incheon Intl

Mo 10/6

9:20 am-1:27 pm

1 stop18h 07m

$1,369

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

So 9/21

6:00 am-3:30 pm

1 stop19h 30m

Incheon Intl

Di 9/23

5:25 pm-8:11 pm

1 stop16h 46m

$1,410

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Do 10/16

8:11 pm-3:30 pm

1 stop29h 19m

Incheon Intl

Fr 10/24

5:45 pm-10:14 pm

1 stop18h 29m

$1,465

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Mo 10/13

6:44 pm-2:10 pm

1 stop29h 26m

Incheon Intl

Mi 10/29

7:25 pm-11:00 pm

1 stop17h 35m

$1,693

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Di 10/14

10:13 am-6:45 pm

2 stops42h 32m

Incheon Intl

Di 10/28

9:15 pm-5:48 pm

2 stops34h 33m

$1,784

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

How to get the cheapest flight ticket from Houston 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 typical price of a round-trip flight between Houston and Seoul?

What is the cheapest month to fly to Seoul?

The month of January is another great option to travel to Seoul, with average flight prices from Houston averaging around $1,062.

What is the cheapest day to depart on your flight to Seoul?

According to our data, Thursday is the cheapest day to fly to Seoul from Houston. The lowest ticket price found for a Thursday departure recently was $1,183. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Friday, with ticket prices averaging around $1,619.

What is the cheapest time of day to depart on your flight to Seoul?

Flying to Seoul from Houston at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,115 when looking at flights departing at noon. In the morning is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,428 per ticket.

How far in advance should I book a flight to Seoul?

You are more likely to see cheaper flights to Seoul from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul 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 Seoul from Houston for as low as $984 on momondo.

Cheap Houston to Seoul flight deals and tips

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

Direct flights

None
There are no direct flights from Houston to Seoul. There are no popular flight routes from Houston to Seoul.
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  • How far is Houston to Seoul by plane?

    The straight-line distance from Houston to Seoul is 7035.3 mi. Typically, this will take 18h 50m by plane in normal conditions.

  • When did momondo last update prices for flights from Houston to Seoul?

    Prices for flights from Houston to Seoul are refreshed on a daily basis.

  • How many operators does momondo search for flights from Houston to Seoul?

  • How old do you have to be to fly from Houston to Seoul?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston to Seoul.

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

    The necessary travel and health documents for your Seoul trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston to Seoul

Compare and see reviews for airlines that fly from Houston to Seoul 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
7,964 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
3,969 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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Houston to Seoul. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Houston to Seoul on momondo can be filtered to show those which offer flexible booking policies.

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 can track prices for Houston 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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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