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Cheap flights from Houston to Seoul from $404

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 9/20. 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

Logo
3:00 pm - 6:45 pmIAH-ICN
37h 45m1 stop
Logo
10:00 pm - 6:20 amICN-IAH
23h 20m1 stop
$824
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mié., oct. 22 - mié., nov. 5
Logo
3:00 pm - 6:45 pmIAH-ICN
37h 45m1 stop
Logo
10:00 pm - 5:20 amICN-IAH
21h 20m1 stop
$835
Find Deal
mié., oct. 22 - lun., oct. 27
Logo
3:00 pm - 6:45 pmIAH-ICN
37h 45m1 stop
Logo
1:20 pm - 10:26 pmICN-IAH
23h 06m1 stop
$844
Find Deal
mié., oct. 22 - mié., oct. 29
EVA Air Logo
1:00 am - 7:15 pmIAH-GMP
28h 15m1 stop
EVA Air Logo
8:15 pm - 8:50 pmGMP-IAH
39h 35m1 stop
$1,151EVA Air
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lun., oct. 20 - mié., nov. 5
EVA Air Logo
7:10 pm - 12:50 pmIAH-GMP
27h 40m2 stops
EVA Air Logo
8:15 pm - 8:50 pmGMP-IAH
39h 35m1 stop
$1,226EVA Air
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mié., oct. 22 - mié., nov. 5
Delta Logo
6:34 pm - 4:00 amHOU-ICN
19h 26m1 stop
Delta Logo
6:50 pm - 10:37 pmICN-HOU
17h 47m1 stop
$1,250Delta
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dom., sep. 7 - dom., sep. 14
American Airlines Logo
6:00 am - 3:30 pmHOU-ICN
19h 30m1 stop
American Airlines Logo
5:45 pm - 8:29 amICN-HOU
28h 44m1 stop
$1,251American Airlines
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lun., sep. 15 - mié., oct. 15
Delta Logo
6:34 pm - 4:25 pmHOU-ICN
31h 51m2 stops
Delta Logo
10:15 am - 5:39 pmICN-HOU
21h 24m2 stops
$1,255Delta
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mar., sep. 2 - mié., sep. 10
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
$1,350American Airlines
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dom., oct. 5 - lun., oct. 20
Korean Air Logo
6:37 pm - 4:00 amHOU-ICN
19h 23m1 stop
Korean Air Logo
4:25 pm - 10:37 pmICN-HOU
20h 12m1 stop
$1,514Korean Air
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sáb., sep. 20 - vie., sep. 26

American Airlines flights from Houston to Seoul

Our best American Airlines deals on Houston to Seoul flight tickets
American Airlines
Sep 15
HOU6:00 amHouston Hobby
19h 30m
1 stop
ICN3:30 pmIncheon Intl
Oct 15
ICN5:45 pmIncheon Intl
28h 44m
1 stop
HOU8:29 amHouston Hobby
$1,251
Find similar
American Airlines
Oct 5
HOU6:00 amHouston Hobby
19h 30m
1 stop
ICN3:30 pmIncheon Intl
Oct 20
ICN5:45 pmIncheon Intl
15h 56m
1 stop
HOU7:41 pmHouston Hobby
$1,350
Find similar
American Airlines
Oct 14
HOU4:41 pmHouston Hobby
32h 49m
1 stop
ICN3:30 pmIncheon Intl
Oct 25
ICN5:45 pmIncheon Intl
18h 29m
1 stop
HOU10:14 pmHouston Hobby
$1,436
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Korean Air flights from Houston to Seoul

Our best Korean Air deals on Houston to Seoul flight tickets
Korean Air
Sep 20
HOU6:37 pmHouston Hobby
19h 23m
1 stop
ICN4:00 amIncheon Intl
Sep 26
ICN4:25 pmIncheon Intl
20h 12m
1 stop
HOU10:37 pmHouston Hobby
$1,514
Find similar
Korean Air
Aug 26
HOU6:00 amHouston Hobby
18h 10m
1 stop
ICN2:10 pmIncheon Intl
Sep 8
ICN4:25 pmIncheon Intl
20h 09m
1 stop
HOU10:34 pmHouston Hobby
$4,303
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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 agosto 14, 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

mié. 10/22

3:00 pm-6:45 pm

1 stop37h 45m

Incheon Intl

mié. 11/5

10:00 pm-6:20 am

1 stop23h 20m

$824

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

mié. 10/22

3:00 pm-6:45 pm

1 stop37h 45m

Incheon Intl

lun. 10/27

10:00 pm-5:20 am

1 stop21h 20m

$835

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

mié. 10/22

3:00 pm-6:45 pm

1 stop37h 45m

Incheon Intl

mié. 10/29

1:20 pm-10:26 pm

1 stop23h 06m

$844

HoustonSeoul

IAH - GMP

IAHGMP

Houston George Bush Intcntl

lun. 10/20

1:00 am-7:15 pm

1 stop28h 15m

Seoul Gimpo Intl

mié. 11/5

8:15 pm-8:50 pm

1 stop39h 35m

$1,151

HoustonSeoul

IAH - GMP

IAHGMP

Houston George Bush Intcntl

mié. 10/22

7:10 pm-12:50 pm

2 stops27h 40m

Seoul Gimpo Intl

mié. 11/5

8:15 pm-8:50 pm

1 stop39h 35m

$1,226

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

dom. 9/7

6:34 pm-4:00 am

1 stop19h 26m

Incheon Intl

dom. 9/14

6:50 pm-10:37 pm

1 stop17h 47m

$1,250

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

lun. 9/15

6:00 am-3:30 pm

1 stop19h 30m

Incheon Intl

mié. 10/15

5:45 pm-8:29 am

1 stop28h 44m

$1,251

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

mar. 9/2

6:34 pm-4:25 pm

2 stops31h 51m

Incheon Intl

mié. 9/10

10:15 am-5:39 pm

2 stops21h 24m

$1,255

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

dom. 10/5

6:00 am-3:30 pm

1 stop19h 30m

Incheon Intl

lun. 10/20

5:45 pm-7:41 pm

1 stop15h 56m

$1,350

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

sáb. 9/20

6:37 pm-4:00 am

1 stop19h 23m

Incheon Intl

vie. 9/26

4:25 pm-10:37 pm

1 stop20h 12m

$1,514

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 November is another great option to travel to Seoul, with average flight prices from Houston averaging around $968.

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 $1,345 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 $1,021 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

Best Price Found

$404

Fastest flight time

18h 50m

Direct flights

None

Airports in Seoul

2 airports
The best one-way flight to Seoul from Houston in the past 72 hours is $404. The best round-trip flight deal from Houston to Seoul found on momondo in the last 72 hours is $824.
The fastest flight from Houston to Seoul takes 18h 50m
There are no direct flights from Houston to Seoul. Popular non-direct routes for this connection are Houston George Bush Intcntl Airport - Seoul Gimpo Intl Airport and Houston George Bush Intcntl Airport - Incheon Intl Airport.
There are 2 airports near Seoul: Incheon Intl (ICN), Seoul Gimpo Intl (GMP)
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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
8.0
7,980 reviews
Search Delta flights
Air CanadaPriceFrom $849Free CancellationRating
7.1
9,949 reviews
Search Air Canada flights
American AirlinesPriceFrom $866Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $913Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
Turkish AirlinesPriceFrom $974Free CancellationRating
7.3
3,940 reviews
Search Turkish Airlines flights
EVA AirPriceFrom $1,020Free CancellationRating
8.4
1,233 reviews
Search EVA Air flights
Korean AirPriceFrom $1,066Free CancellationRating
8.4
1,131 reviews
Search Korean Air flights
WestJetPriceFrom $1,078Free CancellationRating
7.2
3,015 reviews
Search WestJet flights
Asiana AirlinesPriceFrom $1,288Free CancellationRating
8.2
473 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