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$328+ 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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — HOU
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheap 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 November 6, 2025.

Round-trip from

$654
(Trip.com)

One-way from

$328
(Kiwi.com)

Popular in

January

Cheapest in

March

Average price

$896
From Incheon Intl to Houston
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One-way flight from Incheon Intl to Houston
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 November 6, 2025.

This Trip.com deal was found by Cheapflights users on 11/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/241:20 pmICN - IAH
2 stops39h 34mMultiple Airlines
Wed 11/265:00 amIAH - ICN
1 stop20h 20mMultiple Airlines
Deal found 11/6$654
This Trip.com deal was found by Cheapflights users on 11/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/241:20 pmICN - IAH
2 stops22h 15mMultiple Airlines
Thu 2/129:51 amIAH - ICN
1 stop39h 29mMultiple Airlines
Deal found 11/4$704
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Wed 11/57:15 pmICN - IAH
2 stops36h 39mAmerican Airlines
Mon 11/107:30 amIAH - ICN
2 stops42h 15mAmerican Airlines
Deal found 11/4$706
This Mytrip deal was found by Cheapflights users on 11/4. 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.
Tue 11/188:10 pmICN - IAH
3 stops35h 47mMultiple Airlines
Fri 11/213:54 pmIAH - ICN
3 stops35h 31mMultiple Airlines
Deal found 11/4$709
This American Airlines deal was found by Cheapflights users on 11/6. 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 11/247:15 pmICN - HOU
1 stop15h 35mAmerican Airlines
Wed 11/268:20 pmHOU - ICN
1 stop29h 25mAmerican Airlines
Deal found 11/6$786
This American Airlines deal was found by Cheapflights users on 11/6. 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 11/247:15 pmICN - IAH
2 stops28h 43mAmerican Airlines
Wed 11/266:35 pmIAH - ICN
2 stops31h 10mAmerican Airlines
Deal found 11/6$786
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Wed 12/247:15 pmICN - HOU
1 stop29h 28mAmerican Airlines
Sun 12/288:16 pmHOU - ICN
1 stop29h 29mAmerican Airlines
Deal found 11/4$793
This Delta deal was found by Cheapflights users on 11/5. 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 11/247:30 pmICN - HOU
2 stops29h 15mDelta
Wed 11/262:32 pmHOU - ICN
2 stops33h 58mDelta
Deal found 11/5$796
This Delta deal was found by Cheapflights users on 11/5. 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.
Wed 11/57:30 pmICN - HOU
2 stops32h 57mDelta
Mon 11/106:48 pmHOU - ICN
2 stops29h 42mDelta
Deal found 11/5$798
This Delta deal was found by Cheapflights users on 11/5. 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.
Wed 11/57:30 pmICN - IAH
1 stop18h 24mDelta
Mon 11/107:40 amIAH - ICN
1 stop17h 40mDelta
Deal found 11/5$798
This Delta deal was found by Cheapflights users on 11/5. 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 11/247:25 pmICN - HOU
1 stop18h 42mDelta
Thu 2/125:25 amHOU - ICN
1 stop19h 25mDelta
Deal found 11/5$825
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Wed 11/197:15 pmICN - HOU
1 stop16h 05mAmerican Airlines
Thu 11/208:20 pmHOU - ICN
1 stop29h 25mAmerican Airlines
Deal found 11/5$935

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 November 6, 2025.
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

Mon 11/24

1:20 pm-1:54 pm

2 stops39h 34m

Houston George Bush Intcntl

Wed 11/26

5:00 am-4:20 pm

1 stop20h 20m

$654

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Mon 11/24

1:20 pm-7:00 pm

1 stop20h 40m

Houston George Bush Intcntl

Thu 2/12

9:51 am-4:20 pm

1 stop39h 29m

$735

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Fri 4/17

8:35 pm-11:58 pm

1 stop17h 23m

Houston George Bush Intcntl

Tue 4/21

6:55 pm-6:35 pm

1 stop33h 40m

$795

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

Mon 2/2

7:30 pm-10:21 am

2 stops29h 51m

Houston Hobby

Mon 2/9

5:04 pm-3:30 pm

2 stops31h 26m

$796

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

Mon 11/24

7:30 pm-9:45 am

2 stops29h 15m

Houston Hobby

Wed 11/26

2:32 pm-3:30 pm

2 stops33h 58m

$796

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Mon 2/2

7:30 pm-11:17 pm

1 stop18h 47m

Houston George Bush Intcntl

Mon 2/9

12:47 pm-3:30 pm

1 stop35h 43m

$796

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

Mon 2/2

7:15 pm-12:09 pm

1 stop31h 54m

Houston Hobby

Mon 2/9

10:35 am-4:45 pm

1 stop39h 10m

$797

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Mon 11/24

7:30 pm-11:57 pm

2 stops19h 27m

Houston George Bush Intcntl

Thu 2/12

6:38 am-3:30 pm

1 stop17h 52m

$798

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Thu 12/25

7:30 pm-11:38 pm

1 stop19h 08m

Houston George Bush Intcntl

Sun 1/18

4:25 pm-3:30 pm

2 stops32h 05m

$803

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Thu 12/25

12:45 pm-4:54 pm

2 stops19h 09m

Houston George Bush Intcntl

Sun 1/18

10:01 pm-4:15 pm

2 stops27h 14m

$831

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 28 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.

What is the cheapest time of day to fly from ICN to HOU?

Find hourly flight availability from Incheon Intl to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 6, 2025.

One of the essential ways to save on airfare from Incheon Intl Airport to Houston is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 30% on airfare.

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 November 6, 2025.
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
1,160 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Boarding

8.5

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
1,160 reviews
Korean Air
8.4
Very good
1,160 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Boarding

8.5

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
8.2
Very good
484 reviews
Korean Air
8.4
Very good
1,160 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Boarding

8.5

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
8,001 reviews
Korean Air
8.4
Very good
1,160 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Boarding

8.5

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!!
American Airlines
7.2
Good
11,040 reviews
Korean Air
8.4
Very good
1,160 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Boarding

8.5

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!!
Air Canada
7.1
Good
10,415 reviews
Korean Air
8.4
Very good
1,160 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Boarding

8.5

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 $795, Alaska Airlines can have you in Houston from Incheon Intl Airport in 17h 23m. There are 7046 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, American Airlines ($685), Air Canada ($695), and Delta ($888) offers the cheapest pricing from Incheon Intl Airport to Houston. You may be able to fly from Incheon Intl Airport to Houston for 37% less than the average price by searching for these airlines.

  • 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

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Top 5 airlines flying from Incheon Intl to Houston

Discover the top 5 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$685Average$809FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$695Average$1,000FlexibilityNo cancel feeOn-time67%
DeltaCheapest$888Average$1,138FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$1,036Average$1,304FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,155Average$1,479FlexibilityNo cancel feeOn-time81%

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