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$296+ 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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — HOU
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
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 26, 2025.

Round-trip from

$774
(American Airlines)

One-way from

$296
(Trip.com)

Popular in

January

Cheapest in

March

Average price

$890
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 ($40 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 26, 2025.

This Delta deal was found by Cheapflights users on 11/24. 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.
Thu 12/257:30 pmICN - IAH
1 stop19h 08mDelta
Sat 1/1712:47 pmIAH - ICN
1 stop35h 43mDelta
Deal found 11/24$781
This American Airlines deal was found by Cheapflights users on 11/24. 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.
Thu 12/257:15 pmICN - HOU
1 stop15h 30mAmerican Airlines
Sun 3/228:20 pmHOU - ICN
1 stop29h 35mAmerican Airlines
Deal found 11/24$788
This Delta deal was found by Cheapflights users on 11/24. 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.
Thu 12/256:00 pmICN - HOU
1 stop31h 01mDelta
Sun 3/225:27 pmHOU - ICN
2 stops32h 03mDelta
Deal found 11/24$794
This Delta deal was found by Cheapflights users on 11/23. 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.
Thu 12/257:25 pmICN - HOU
1 stop37h 25mDelta
Sat 1/1711:09 amHOU - ICN
2 stops37h 21mDelta
Deal found 11/23$797
This Delta deal was found by Cheapflights users on 11/24. 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 12/37:25 pmICN - HOU
1 stop18h 23mDelta
Sun 5/31:00 pmHOU - ICN
1 stop25h 00mDelta
Deal found 11/24$810
This United Airlines deal was found by Cheapflights users on 11/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:00 pmICN - IAH
2 stops19h 51mUnited Airlines
Thu 11/2711:00 amIAH - ICN
2 stops27h 40mUnited Airlines
Deal found 11/24$810
This United Airlines deal was found by Cheapflights users on 11/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 pmICN - IAH
2 stops21h 33mUnited Airlines
Fri 2/139:40 amIAH - ICN
1 stop29h 00mUnited Airlines
Deal found 11/26$811
This American Airlines deal was found by Cheapflights users on 11/23. 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 12/67:15 pmICN - IAH
2 stops33h 44mAmerican Airlines
Sun 12/75:59 pmIAH - ICN
1 stop31h 46mAmerican Airlines
Deal found 11/23$831
This Delta deal was found by Cheapflights users on 11/24. 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.
Tue 12/27:30 pmICN - IAH
1 stop18h 44mDelta
Fri 5/16:30 amIAH - ICN
1 stop20h 50mDelta
Deal found 11/24$835
This Delta deal was found by Cheapflights users on 11/26. 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.
Sun 12/217:40 pmICN - IAH
1 stop16h 51mDelta
Thu 2/127:15 amIAH - ICN
1 stop18h 05mDelta
Deal found 11/26$836
This American Airlines deal was found by Cheapflights users on 11/23. 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.
Thu 12/257:15 pmICN - HOU
1 stop28h 17mAmerican Airlines
Fri 1/166:00 amHOU - ICN
1 stop19h 45mAmerican Airlines
Deal found 11/23$842
This Delta deal was found by Cheapflights users on 11/24. 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 12/37:25 pmICN - HOU
1 stop29h 09mDelta
Sat 5/26:00 amHOU - ICN
2 stops21h 20mDelta
Deal found 11/24$848

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 26, 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 2/23

8:35 pm-11:54 pm

1 stop18h 19m

Houston George Bush Intcntl

Thu 2/26

7:00 am-6:35 pm

1 stop20h 35m

$780

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

Mon 2/2

7:15 pm-10:46 pm

1 stop18h 31m

Houston Hobby

Mon 2/9

6:00 am-4:45 pm

1 stop19h 45m

$781

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Thu 12/25

7:30 pm-11:38 pm

1 stop19h 08m

Houston George Bush Intcntl

Sat 1/17

2:21 pm-4:30 pm

2 stops35h 09m

$781

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Thu 12/25

7:30 pm-11:38 pm

1 stop19h 08m

Houston George Bush Intcntl

Sun 3/22

12:41 pm-4:20 pm

1 stop37h 39m

$781

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Mon 2/2

7:30 pm-11:15 pm

1 stop18h 45m

Houston George Bush Intcntl

Mon 2/9

6:41 pm-4:30 pm

2 stops30h 49m

$781

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Thu 12/25

7:30 pm-11:51 pm

2 stops19h 21m

Houston George Bush Intcntl

Tue 2/17

11:34 am-4:30 pm

2 stops37h 56m

$784

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Wed 12/24

8:05 pm-1:45 pm

2 stops32h 40m

Houston George Bush Intcntl

Tue 2/17

7:25 pm-4:30 pm

2 stops30h 05m

$784

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Fri 12/26

7:30 pm-11:38 pm

1 stop19h 08m

Houston George Bush Intcntl

Sat 1/17

12:47 pm-3:30 pm

1 stop35h 43m

$784

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Thu 12/25

7:30 pm-11:38 pm

1 stop19h 08m

Houston George Bush Intcntl

Sat 3/21

6:58 pm-3:30 pm

2 stops30h 32m

$784

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

Thu 12/25

7:30 pm-11:38 pm

1 stop19h 08m

Houston George Bush Intcntl

Sun 2/15

12:47 pm-3:30 pm

1 stop35h 43m

$784

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 35 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 26, 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.

How much does it cost to fly round-trip from Incheon Intl Airport to Houston?

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 26, 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
1,170 reviews

Boarding

8.5

Overall

8.4

Entertainment

8.2

Food

8.1

Comfort

8.3

Crew

8.7

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
1,170 reviews
Korean Air
8.4
Very good
1,170 reviews

Boarding

8.5

Overall

8.4

Entertainment

8.2

Food

8.1

Comfort

8.3

Crew

8.7

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
490 reviews
Korean Air
8.4
Very good
1,170 reviews

Boarding

8.5

Overall

8.4

Entertainment

8.2

Food

8.1

Comfort

8.3

Crew

8.7

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
7,998 reviews
Korean Air
8.4
Very good
1,170 reviews

Boarding

8.5

Overall

8.4

Entertainment

8.2

Food

8.1

Comfort

8.3

Crew

8.7

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
11,038 reviews
Korean Air
8.4
Very good
1,170 reviews

Boarding

8.5

Overall

8.4

Entertainment

8.2

Food

8.1

Comfort

8.3

Crew

8.7

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 $780, Alaska Airlines can have you in Houston from Incheon Intl Airport in 18h 19m. 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), Delta ($888), and Asiana Airlines ($1,036) 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

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Incheon Intl to Houston

Discover the top 4 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 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$685Average$809FlexibilityNo cancel feeOn-time71%
DeltaCheapest$888Average$1,138FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$1,036Average$1,302FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,155Average$1,479FlexibilityNo cancel feeOn-time81%

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