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Cheap flights from Incheon Intl Airport to Houston from $457

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Incheon Intl Airport to Houston departing on 9/30. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Incheon Intl Airport to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:50 pm - 9:40 am-
29h 50m
American Airlines Logo
8:17 pm - 3:45 pm-
29h 28m
$863American Airlines
Wed, Sep 9 - Tue, Sep 22
American Airlines Logo
5:50 pm - 9:40 am-
29h 50m
American Airlines Logo
8:17 pm - 3:45 pm-
29h 28m
$865American Airlines
Wed, Sep 9 - Tue, Sep 22
American Airlines Logo
5:50 pm - 8:33 am-
28h 43m
American Airlines Logo
5:00 am - 3:45 pm-
20h 45m
$869American Airlines
Thu, Sep 3 - Wed, Sep 16
American Airlines Logo
5:50 pm - 11:59 pm-
20h 09m
American Airlines Logo
8:04 pm - 4:45 pm-
30h 41m
$871American Airlines
Wed, Oct 21 - Sun, Oct 25
American Airlines Logo
5:50 pm - 10:30 pm-
18h 40m
American Airlines Logo
7:00 am - 3:45 pm-
18h 45m
$872American Airlines
Wed, Sep 9 - Wed, Oct 14
American Airlines Logo
5:50 pm - 8:40 pm-
16h 50m
American Airlines Logo
5:00 am - 4:25 pm-
20h 25m
$878American Airlines
Tue, Sep 8 - Wed, Nov 18
American Airlines Logo
5:50 pm - 11:59 pm-
20h 09m
American Airlines Logo
7:00 am - 3:45 pm-
18h 45m
$930American Airlines
Sun, Sep 6 - Tue, Oct 6
Multiple Airlines Logo
5:45 pm - 9:26 am-
29h 41m
Multiple Airlines Logo
6:25 am - 4:05 pm-
43h 40m
$937Multiple Airlines
Wed, Sep 23 - Thu, Oct 1
Philippine Airlines Logo
7:20 am - 7:46 pm-
50h 26m
Philippine Airlines Logo
8:17 pm - 7:15 pm-
56h 58m
$951Philippine Airlines
Tue, Sep 15 - Wed, Sep 30
Japan Airlines Logo
5:50 pm - 11:59 pm-
20h 09m
Japan Airlines Logo
8:04 pm - 3:45 pm-
29h 41m
$956Japan Airlines
Sun, Sep 6 - Tue, Oct 6

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American Airlines flights from Incheon Intl Airport to Houston George Bush Intcntl Airport

Our best American Airlines deals on Incheon Intl Airport to Houston George Bush Intcntl Airport flight tickets
American Airlines
Sep 9
ICN5:50 pmIncheon Intl
29h 39m
1 stop
IAH9:29 amHouston George Bush Intcntl
Sep 15
IAH5:00 amHouston George Bush Intcntl
20h 45m
1 stop
ICN3:45 pmIncheon Intl
$863
American Airlines
Sep 9
ICN5:50 pmIncheon Intl
18h 40m
1 stop
IAH10:30 pmHouston George Bush Intcntl
Sep 22
IAH8:17 pmHouston George Bush Intcntl
29h 28m
2 stops
ICN3:45 pmIncheon Intl
$865
American Airlines
Sep 3
ICN5:50 pmIncheon Intl
30h 18m
2 stops
IAH10:08 amHouston George Bush Intcntl
Sep 16
IAH8:17 pmHouston George Bush Intcntl
29h 28m
2 stops
ICN3:45 pmIncheon Intl
$869

Philippine Airlines flights from Incheon Intl Airport to Houston George Bush Intcntl Airport

Our best Philippine Airlines deals on Incheon Intl Airport to Houston George Bush Intcntl Airport flight tickets
Philippine Airlines
Sep 15
ICN7:20 amIncheon Intl
50h 26m
2 stops
IAH7:46 pmHouston George Bush Intcntl
Sep 30
IAH8:17 pmHouston George Bush Intcntl
56h 58m
2 stops
ICN7:15 pmIncheon Intl
$951
Philippine Airlines
Sep 14
ICN7:20 amIncheon Intl
50h 26m
2 stops
IAH7:46 pmHouston George Bush Intcntl
Sep 21
IAH8:17 pmHouston George Bush Intcntl
56h 58m
2 stops
ICN7:15 pmIncheon Intl
$958
Philippine Airlines
Oct 1
ICN8:30 pmIncheon Intl
61h 16m
2 stops
IAH7:46 pmHouston George Bush Intcntl
Nov 5
IAH8:19 pmHouston George Bush Intcntl
55h 51m
2 stops
ICN7:10 pmIncheon Intl
$1,004

momondo Fare Finder

 
Customize your flight search to find flights from Incheon Intl Airport to Houston George Bush Intcntl 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 August 4, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Wed 9/9

5:50 pm-9:40 am

2 stops29h 50m

Houston George Bush Intcntl

Tue 9/22

8:17 pm-3:45 pm

2 stops29h 28m

$863

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Wed 9/9

5:50 pm-9:40 am

2 stops29h 50m

Houston George Bush Intcntl

Tue 9/22

8:17 pm-3:45 pm

2 stops29h 28m

$865

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Thu 9/3

5:50 pm-8:33 am

1 stop28h 43m

Houston George Bush Intcntl

Wed 9/16

5:00 am-3:45 pm

1 stop20h 45m

$869

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Wed 10/21

5:50 pm-11:59 pm

1 stop20h 09m

Houston George Bush Intcntl

Sun 10/25

8:04 pm-4:45 pm

2 stops30h 41m

$871

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Wed 9/9

5:50 pm-10:30 pm

1 stop18h 40m

Houston George Bush Intcntl

Wed 10/14

7:00 am-3:45 pm

1 stop18h 45m

$872
Quickest round-trip

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Tue 9/8

5:50 pm-8:40 pm

1 stop16h 50m

Houston George Bush Intcntl

Wed 11/18

5:00 am-4:25 pm

1 stop20h 25m

$878

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Sun 9/6

5:50 pm-11:59 pm

1 stop20h 09m

Houston George Bush Intcntl

Tue 10/6

7:00 am-3:45 pm

1 stop18h 45m

$930

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Wed 9/23

5:45 pm-9:26 am

3 stops29h 41m

Houston George Bush Intcntl

Thu 10/1

6:25 am-4:05 pm

3 stops43h 40m

$937

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Tue 9/15

7:20 am-7:46 pm

2 stops50h 26m

Houston George Bush Intcntl

Wed 9/30

8:17 pm-7:15 pm

2 stops56h 58m

$951

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Sun 9/6

5:50 pm-11:59 pm

1 stop20h 09m

Houston George Bush Intcntl

Tue 10/6

8:04 pm-3:45 pm

2 stops29h 41m

$956

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 Incheon Intl Airport to Houston George Bush Intcntl 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 Houston George Bush Intcntl Airport?

The month of November is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Incheon Intl Airport, with most prices found around $0. If you are unable to visit Houston George Bush Intcntl Airport during the month of November, then departing from Incheon Intl Airport during the month February is also very affordable. Most momondo users find prices during this month for around $861.

Can stopping save me money on Incheon Intl Airport to Houston George Bush Intcntl Airport flights?

You could potentially save up to 16% on your flight if you consider stops on a Incheon Intl Airport to Houston George Bush Intcntl Airport flight.

How have Incheon Intl Airport to Houston George Bush Intcntl Airport flight prices changed over time?

As of August 2026, prices for Incheon Intl Airport to Houston George Bush Intcntl Airport flights are approximately 48% more expensive when compared to flights at the same time last year.

When to book flights from Incheon Intl Airport to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Incheon Intl Airport to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Incheon Intl Airport to Houston George Bush Intcntl Airport (ICN to IAH) flight deals and tips

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

Fastest flight time

20h 55m

Direct flights

None
The fastest flight from Incheon Intl Airport to Houston George Bush Intcntl Airport takes 20h 55m
There are no direct flights from Incheon Intl Airport to Houston George Bush Intcntl Airport. There are no popular flight routes from Incheon Intl Airport to Houston George Bush Intcntl Airport.
Search flight deals

Frequently asked questions about flying from Incheon Intl Airport to Houston George Bush Intcntl Airport

  • How far is Incheon Intl to Houston George Bush Intcntl by plane?

    The distance between Incheon Intl and Houston George Bush Intcntl is about 7046.0 mi. Flights usually cover this in 20h 55m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Incheon Intl Airport to Houston George Bush Intcntl Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Incheon Intl Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The necessary travel and health documents for your Houston George Bush Intcntl Airport 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.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Katy
The Woodlands
Humble
Conroe
Montgomery
Spring
Cypress
Jersey Village
Livingston
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Why use momondo?

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

It is quick and easy to find Seoul to Houston 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 Houston that suits you.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from Seoul.

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

If you are not ready to book a flight from Seoul to Houston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Houston and let you know when they change.

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