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Cheap flights from Incheon Intl Airport to Houston from $435

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 11/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Incheon Intl Airport to Houston

Cheap round-trip flights

Alaska Airlines Logo
9:25 pm - 4:50 pmICN-IAH
34h 25m2 stops
Alaska Airlines Logo
5:51 pm - 7:25 pmIAH-ICN
34h 34m2 stops
$612Alaska Airlines
Find Deal
Wed, Nov 5 - Mon, Nov 10
Multiple Airlines Logo
12:45 pm - 11:23 pmICN-IAH
24h 38m1 stop
Multiple Airlines Logo
6:44 am - 3:45 pmIAH-ICN
19h 01m1 stop
$644Multiple Airlines
Find Deal
Thu, Oct 16 - Thu, Oct 23
Alaska Airlines Logo
9:25 pm - 4:50 pmICN-IAH
34h 25m2 stops
Alaska Airlines Logo
5:51 pm - 7:25 pmIAH-ICN
34h 34m3 stops
$649Alaska Airlines
Find Deal
Wed, Nov 5 - Mon, Nov 10
Delta Logo
7:30 pm - 9:18 amICN-HOU
28h 48m2 stops
Delta Logo
6:53 pm - 3:30 pmHOU-ICN
29h 37m2 stops
$815Delta
Find Deal
Wed, Nov 5 - Mon, Nov 10
Delta Logo
7:30 pm - 10:54 pmICN-IAH
18h 24m1 stop
Delta Logo
7:15 pm - 4:30 pmIAH-ICN
30h 15m2 stops
$815Delta
Find Deal
Wed, Nov 5 - Mon, Nov 10
American Airlines Logo
7:15 pm - 8:58 amICN-IAH
28h 43m2 stops
American Airlines Logo
6:35 pm - 4:45 pmIAH-ICN
31h 10m2 stops
$887American Airlines
Find Deal
Wed, Nov 5 - Mon, Nov 10
United Airlines Logo
4:50 pm - 12:57 amICN-IAH
22h 07m1 stop
United Airlines Logo
8:10 pm - 4:20 amIAH-ICN
18h 10m1 stop
$983United Airlines
Find Deal
Tue, Sep 30 - Fri, Oct 3
American Airlines Logo
7:15 pm - 8:20 pmICN-HOU
16h 05m1 stop
American Airlines Logo
8:20 pm - 4:45 pmHOU-ICN
29h 25m1 stop
$1,005American Airlines
Find Deal
Sat, Nov 15 - Sat, Nov 22
United Airlines Logo
4:50 pm - 11:59 pmICN-IAH
21h 09m2 stops
United Airlines Logo
8:05 am - 4:20 amIAH-ICN
30h 15m3 stops
$1,035United Airlines
Find Deal
Tue, Sep 30 - Fri, Oct 3
Korean Air Logo
6:00 pm - 11:46 pmICN-HOU
20h 46m1 stop
Korean Air Logo
6:43 pm - 5:45 amHOU-ICN
20h 02m1 stop
$1,847Korean Air
Find Deal
Sun, Nov 9 - Sat, Dec 27

Delta flights from Incheon Intl Airport to Houston

Our best Delta deals on Incheon Intl Airport to Houston flight tickets
Delta
Nov 5
ICN7:30 pmIncheon Intl
28h 48m
2 stops
HOU9:18 amHouston Hobby
Nov 10
HOU6:53 pmHouston Hobby
29h 37m
2 stops
ICN3:30 pmIncheon Intl
$815
Find similar
Delta
Nov 5
ICN7:30 pmIncheon Intl
28h 48m
2 stops
HOU9:18 amHouston Hobby
Nov 10
HOU6:53 pmHouston Hobby
29h 37m
2 stops
ICN3:30 pmIncheon Intl
$818
Find similar
Delta
Nov 5
ICN7:30 pmIncheon Intl
18h 24m
1 stop
IAH10:54 pmHouston George Bush Intcntl
Nov 10
IAH7:15 pmHouston George Bush Intcntl
30h 15m
2 stops
ICN4:30 pmIncheon Intl
$821
Find similar

Qatar Airways flights from Incheon Intl Airport to Houston

Our best Qatar Airways deals on Incheon Intl Airport to Houston flight tickets
Qatar Airways
Dec 17
ICN12:20 amIncheon Intl
54h 27m
2 stops
HOU3:47 pmHouston Hobby
Dec 29
HOU12:09 pmHouston Hobby
38h 06m
2 stops
ICN5:15 pmIncheon Intl
$2,668
Find similar
Qatar Airways
Sep 29
ICN1:20 amIncheon Intl
28h 30m
1 stop
IAH3:50 pmHouston George Bush Intcntl
Oct 3
IAH6:25 pmHouston George Bush Intcntl
32h 40m
1 stop
ICN5:05 pmIncheon Intl
$2,788
Find similar
Qatar Airways
Sep 29
ICN1:20 amIncheon Intl
28h 30m
1 stop
IAH3:50 pmHouston George Bush Intcntl
Oct 15
IAH6:25 pmHouston George Bush Intcntl
26h 05m
1 stop
ICN10:30 amIncheon Intl
$3,221
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Incheon Intl Airport to Houston 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 Incheon Intl Airport to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Wed 11/5

9:25 pm-4:50 pm

2 stops34h 25m

Houston George Bush Intcntl

Mon 11/10

5:51 pm-7:25 pm

2 stops34h 34m

$612

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Thu 10/16

12:45 pm-11:23 pm

1 stop24h 38m

Houston George Bush Intcntl

Thu 10/23

6:44 am-3:45 pm

1 stop19h 01m

$644

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Wed 11/5

9:25 pm-4:50 pm

2 stops34h 25m

Houston George Bush Intcntl

Mon 11/10

5:51 pm-7:25 pm

3 stops34h 34m

$649

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

Wed 11/5

7:30 pm-9:18 am

2 stops28h 48m

Houston Hobby

Mon 11/10

6:53 pm-3:30 pm

2 stops29h 37m

$815

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Wed 11/5

7:30 pm-10:54 pm

1 stop18h 24m

Houston George Bush Intcntl

Mon 11/10

7:15 pm-4:30 pm

2 stops30h 15m

$815

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Wed 11/5

7:15 pm-8:58 am

2 stops28h 43m

Houston George Bush Intcntl

Mon 11/10

6:35 pm-4:45 pm

2 stops31h 10m

$887

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Tue 9/30

4:50 pm-12:57 am

1 stop22h 07m

Houston George Bush Intcntl

Fri 10/3

8:10 pm-4:20 am

1 stop18h 10m

$983

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

Sat 11/15

7:15 pm-8:20 pm

1 stop16h 05m

Houston Hobby

Sat 11/22

8:20 pm-4:45 pm

1 stop29h 25m

$1,005

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Tue 9/30

4:50 pm-11:59 pm

2 stops21h 09m

Houston George Bush Intcntl

Fri 10/3

8:05 am-4:20 am

3 stops30h 15m

$1,035

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

Sun 11/9

6:00 pm-11:46 pm

1 stop20h 46m

Houston Hobby

Sat 12/27

6:43 pm-5:45 am

1 stop20h 02m

$1,847

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 Houston from

How to get the cheapest flight ticket from Incheon Intl Airport to Houston

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?

The month of March is, on average, the cheapest month to fly to Houston from Incheon Intl Airport, with most prices found around $888. The month of November is another great option to travel to Houston, with average flight prices from Incheon Intl Airport averaging around $896.

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

On average, the least expensive day to fly to Houston from Incheon Intl Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $972. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Sunday is $2,116.

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

Our data shows that the cheapest Incheon Intl Airport to Houston flights are usually those with departure times in the evening. Our users have found flights to Houston in the evening for as low as $1,091. Try not to purchase tickets in the morning because they tend to be around $1,132. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Incheon Intl Airport to Houston flight deals and tips

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

Direct flights

None
There are no direct flights from Incheon Intl Airport to Houston. There are no popular flight routes from Incheon Intl Airport to Houston.
Search flight deals

  • How far is Incheon Intl to Houston by plane?

    A flight from Incheon Intl to Houston will travel around 7058.5 mi. By plane, this route typically takes 15h 35m.

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

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

  • How many operators does momondo search for flights from Incheon Intl Airport to Houston?

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

    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 Incheon Intl Airport to Houston.

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

    The necessary travel and health documents for your Houston 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 Incheon Intl Airport to Houston

Compare and see reviews for airlines that fly from Incheon Intl Airport to Houston with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $685Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Air CanadaPriceFrom $695Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
DeltaPriceFrom $888Free CancellationRating
7.9
7,961 reviews
Search Delta flights
Asiana AirlinesPriceFrom $1,036Free CancellationRating
8.2
481 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $1,155Free CancellationRating
8.4
1,140 reviews
Search Korean Air flights

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?

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seoul to Houston.

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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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