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$404+ Cheap flights from Incheon Intl (ICN) to Houston

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — HOU
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Incheon Intl to Houston

Cheapest flights from Incheon Intl to Houston
Explore the most affordable flight options available from Incheon Intl to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This Gotogate deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:55 pm
ICN
-
IAH
1 stop36h 29m
Air Canada
Wed 3/47:10 am
IAH
-
ICN
2 stops43h 00m
Air Canada
Deal found 1/27$676
This Gotogate deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/25:45 pm
ICN
-
IAH
1 stop35h 59m
Air Canada
Thu 5/74:45 pm
IAH
-
ICN
1 stop33h 20m
Air Canada
Deal found 1/27$712
This Air Canada deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:55 pm
ICN
-
IAH
2 stops29h 15m
Air Canada
Thu 2/2610:02 am
IAH
-
ICN
1 stop41h 23m
Air Canada
Deal found 1/27$730
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:55 pm
ICN
-
IAH
2 stops41h 49m
Air Canada
Tue 3/319:35 am
IAH
-
ICN
1 stop40h 30m
Air Canada
Deal found 1/27$748
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/27:15 pm
ICN
-
HOU
1 stop29h 50m
American Airlines
Mon 2/96:00 am
HOU
-
ICN
1 stop19h 45m
American Airlines
Deal found 1/26$805
This Flysmarter deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/197:15 pm
ICN
-
HOU
1 stop15h 31m
British Airways
Wed 3/46:00 am
HOU
-
ICN
1 stop19h 45m
British Airways
Deal found 1/27$825
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/287:15 pm
ICN
-
HOU
1 stop29h 28m
American Airlines
Sun 3/158:20 pm
HOU
-
ICN
1 stop29h 35m
American Airlines
Deal found 1/27$911
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:15 pm
ICN
-
HOU
1 stop15h 35m
American Airlines
Thu 2/266:00 am
HOU
-
ICN
1 stop19h 45m
American Airlines
Deal found 1/27$1,144
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/157:15 pm
ICN
-
HOU
1 stop19h 43m
American Airlines
Thu 2/198:16 pm
HOU
-
ICN
1 stop29h 29m
American Airlines
Deal found 1/28$1,196
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/27:30 pm
ICN
-
HOU
2 stops29h 51m
Delta
Mon 2/95:04 pm
HOU
-
ICN
2 stops31h 26m
Delta
Deal found 1/26$1,268
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:40 pm
ICN
-
HOU
2 stops31h 00m
Delta
Thu 5/76:00 am
HOU
-
ICN
1 stop18h 10m
Delta
Deal found 1/27$1,337

Find flight deals from Incheon Intl to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 28, 2026.

Round-trip from

$676
(Gotogate)

One-way from

$404
(Kiwi.com)

Popular in

January

Cheapest in

March

Average price

$1,461
From Incheon Intl to Houston
Search Deals
One-way flight from Incheon Intl to Houston
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl 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, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Houston that are best for you.

Fly from

Incheon Intl

Fly to

Houston

Route

Depart

Return

Price

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Thu 2/19

6:55 pm-4:24 pm

1 stop36h 29m

Houston George Bush Intcntl

Wed 3/4

7:10 am-5:10 pm

2 stops43h 00m

$676

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Sat 5/2

5:45 pm-3:44 pm

1 stop35h 59m

Houston George Bush Intcntl

Thu 5/7

4:45 pm-4:05 pm

1 stop33h 20m

$712

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Tue 2/24

6:55 pm-9:10 am

2 stops29h 15m

Houston George Bush Intcntl

Thu 2/26

10:02 am-6:25 pm

1 stop41h 23m

$730

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

Thu 2/19

7:15 pm-7:46 pm

1 stop15h 31m

Houston Hobby

Wed 3/4

6:00 am-4:45 pm

1 stop19h 45m

$825

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Tue 2/24

7:15 pm-10:26 am

2 stops30h 11m

Houston George Bush Intcntl

Thu 2/26

5:15 pm-4:45 pm

2 stops32h 30m

$840

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Tue 2/24

12:45 pm-3:06 pm

1 stop17h 21m

Houston George Bush Intcntl

Thu 2/26

5:00 am-4:15 pm

1 stop20h 15m

$847

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

Sat 2/28

7:15 pm-9:43 am

1 stop29h 28m

Houston Hobby

Sun 3/15

8:20 pm-3:55 pm

1 stop29h 35m

$911

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

Tue 2/24

7:15 pm-7:50 pm

1 stop15h 35m

Houston Hobby

Thu 2/26

6:00 am-4:45 pm

1 stop19h 45m

$1,144

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

Sun 2/15

7:15 pm-11:58 pm

1 stop19h 43m

Houston Hobby

Thu 2/19

8:16 pm-4:45 pm

1 stop29h 29m

$1,196

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

Sat 5/2

5:40 pm-11:47 pm

1 stop20h 07m

Houston Hobby

Thu 5/7

8:21 pm-3:45 pm

1 stop29h 24m

$1,196

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 30 results
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Best time to book a flight from Incheon Intl to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Incheon Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Incheon Intl Airport to Houston

What is the cheapest month to book a flight from Incheon Intl Airport to Houston?

Currently, March is the cheapest month in which you can book a flight from Incheon Intl Airport to Houston (average of $645). Flying from Incheon Intl Airport to Houston in July is currently the most expensive (average of $1,103). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated January 28, 2026.
Read reviews from past customers who have flown Korean Air, Asiana Airlines, and Delta from Incheon Intl Airport to Houston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,188 reviews

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,188 reviews
Korean Air
8.4
Very good
1,188 reviews

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Asiana Airlines
8.1
Very good
501 reviews
Korean Air
8.4
Very good
1,188 reviews

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Delta
7.9
Good
8,124 reviews
Korean Air
8.4
Very good
1,188 reviews

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Incheon Intl Airport to Houston?

    For as low as $825, Air Canada can have you in Houston from Incheon Intl Airport in 15h 31m. There are 7068 mi between Incheon Intl Airport and Houston. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Incheon Intl Airport to Houston round-trip?

    According to our current data, Delta ($807), Asiana Airlines ($1,027), and Korean Air ($1,155) offers the cheapest pricing from Incheon Intl Airport to Houston. You may be able to fly from Incheon Intl Airport to Houston for 27% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Incheon Intl Airport to Houston one-way?

    $446 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Korean Air and United Airlines, with prices starting from $926 and $939, respectively.

  • Can I find deals for flights from Incheon Intl to Houston that include hotel bookings?

    Yes. In addition to deals on Incheon Intl to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Incheon Intl to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Incheon Intl to Houston.

  • Can I find deals for business class flights from Incheon Intl to Houston?

    Yes. Cheapflights offers flight deals from Incheon Intl to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Incheon Intl Airport to Houston?

    Currently, March is the cheapest month in which you can book a flight from Incheon Intl Airport to Houston (average of $645). Flying from Incheon Intl Airport to Houston in July is currently the most expensive (average of $1,103). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Incheon Intl to Houston

Discover the top 3 airlines that operate flights from Incheon Intl to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$807Average$1,129FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$1,027Average$1,305FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,155Average$1,472FlexibilityNo cancel feeOn-time81%

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