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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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Find the cheapest flights from Houston to Seoul

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
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
EVA Air Logo
12:40 am - 7:15 pm
IAH
-
GMP
28h 35m1 stop
EVA Air Logo
8:20 pm - 10:15 pm
GMP
-
IAH
39h 55m1 stop
$1,063EVA Air
Mon, Mar 23 - Wed, Apr 8
EVA Air Logo
1:00 am - 7:15 pm
IAH
-
GMP
28h 15m1 stop
EVA Air Logo
8:20 pm - 10:15 pm
GMP
-
IAH
39h 55m1 stop
$1,066EVA Air
Mon, Mar 30 - Wed, Apr 15
Japan Airlines Logo
6:00 am - 10:05 pm
HOU
-
GMP
25h 05m2 stops
Japan Airlines Logo
8:00 am - 12:09 pm
GMP
-
HOU
19h 09m2 stops
$1,512Japan Airlines
Tue, Jan 6 - Tue, Jan 20
Japan Airlines Logo
6:00 am - 10:05 pm
HOU
-
GMP
25h 05m2 stops
Japan Airlines Logo
8:00 am - 12:09 pm
GMP
-
HOU
19h 09m2 stops
$1,527Japan Airlines
Mon, Jan 12 - Tue, Jan 27

Delta flights from Houston to Seoul

Our best Delta deals on Houston to Seoul 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 Seoul

Our best Korean Air deals on Houston to Seoul 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 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 December 4, 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

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

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

HoustonSeoul

IAH - GMP

IAHGMP

Houston George Bush Intcntl

Mon 3/23

12:40 am-7:15 pm

1 stop28h 35m

Seoul Gimpo Intl

Wed 4/8

8:20 pm-10:15 pm

1 stop39h 55m

$1,063

HoustonSeoul

IAH - GMP

IAHGMP

Houston George Bush Intcntl

Mon 3/30

1:00 am-7:15 pm

1 stop28h 15m

Seoul Gimpo Intl

Wed 4/15

8:20 pm-10:15 pm

1 stop39h 55m

$1,066

HoustonSeoul

HOU - GMP

HOUGMP

Houston Hobby

Tue 1/6

6:00 am-10:05 pm

2 stops25h 05m

Seoul Gimpo Intl

Tue 1/20

8:00 am-12:09 pm

2 stops19h 09m

$1,512

HoustonSeoul

HOU - GMP

HOUGMP

Houston Hobby

Mon 1/12

6:00 am-10:05 pm

2 stops25h 05m

Seoul Gimpo Intl

Tue 1/27

8:00 am-12:09 pm

2 stops19h 09m

$1,527

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 February is another great option to travel to Seoul, with average flight prices from Houston averaging around $1,058.

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 $1,410 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 $1,052 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

Fastest flight time

18h 00m

Direct flights

None
The fastest flight from Houston to Seoul takes 18h 00m
There are no direct flights from Houston to Seoul. There are no popular flight routes from Houston to Seoul.
Search flight deals

  • How far is Houston to Seoul by plane?

    The straight-line distance from Houston to Seoul is 7035.3 mi. Typically, this will take 17h 54m 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
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

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