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$408+ 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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — HOU
ago. 31 — sep. 71
dom. 8/31
dom. 9/7
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 agosto 26, 2025.

Round-trip from

$532
(Trip.com)

One-way from

$408
(Kiwi.com)

Popular in

August

Cheapest in

March

Average price

$1,697
From Incheon Intl to Houston
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One-way flight from Incheon Intl to Houston
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Highest demand for flights based on searches. 18% potential increase in price ($251 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in August 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 agosto 26, 2025.

This Trip.com deal was found by Cheapflights users on 8/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/115:45 pmICN - IAH
2 stops24h 45mMultiple Airlines
mié. 9/2410:02 pmIAH - ICN
2 stops28h 03mMultiple Airlines
Deal found 8/24$532
This Gotogate deal was found by Cheapflights users on 8/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/176:00 pmICN - IAH
1 stop39h 42mAir Canada
lun. 9/2210:00 amIAH - ICN
1 stop40h 15mAir Canada
Deal found 8/24$581
This Air Canada deal was found by Cheapflights users on 8/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/196:00 pmICN - IAH
1 stop39h 42mAir Canada
mié. 9/2410:00 amIAH - ICN
1 stop40h 15mAir Canada
Deal found 8/26$595
This Air Canada deal was found by Cheapflights users on 8/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/176:00 pmICN - IAH
2 stops28h 48mAir Canada
vie. 9/1910:00 amIAH - ICN
1 stop40h 15mAir Canada
Deal found 8/24$644
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/310:00 pmICN - IAH
1 stop22h 20mMultiple Airlines
dom. 11/911:37 amIAH - ICN
1 stop26h 43mMultiple Airlines
Deal found 8/24$680
This Trip.com deal was found by Cheapflights users on 8/25. 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.
jue. 10/912:45 pmICN - IAH
1 stop24h 38mMultiple Airlines
jue. 10/1610:12 pmIAH - ICN
1 stop27h 33mMultiple Airlines
Deal found 8/25$692
This Delta deal was found by Cheapflights users on 8/26. 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.
vie. 9/196:40 pmICN - HOU
2 stops29h 09mDelta
mié. 9/246:37 pmHOU - ICN
2 stops32h 43mDelta
Deal found 8/26$817
This Delta deal was found by Cheapflights users on 8/24. 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.
jue. 9/116:40 pmICN - HOU
2 stops30h 20mDelta
mié. 9/246:37 pmHOU - ICN
2 stops32h 43mDelta
Deal found 8/24$820
This Delta deal was found by Cheapflights users on 8/24. 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.
mié. 11/57:30 pmICN - HOU
2 stops28h 48mDelta
lun. 11/102:32 pmHOU - ICN
2 stops35h 18mDelta
Deal found 8/24$833
This American Airlines deal was found by Cheapflights users on 8/25. 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.
mié. 10/85:45 pmICN - HOU
1 stop18h 29mAmerican Airlines
mié. 10/296:00 amHOU - ICN
1 stop19h 55mAmerican Airlines
Deal found 8/25$889
This American Airlines deal was found by Cheapflights users on 8/26. 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.
mié. 11/57:15 pmICN - HOU
1 stop31h 25mAmerican Airlines
lun. 11/106:37 pmHOU - ICN
1 stop31h 08mAmerican Airlines
Deal found 8/26$895
This Delta deal was found by Cheapflights users on 8/25. 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.
jue. 10/99:20 amICN - HOU
1 stop18h 07mDelta
jue. 10/166:44 pmHOU - ICN
1 stop19h 16mDelta
Deal found 8/25$919

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 agosto 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

jue. 9/11

5:45 pm-4:30 am

2 stops24h 45m

Houston George Bush Intcntl

mié. 9/24

10:02 pm-4:05 pm

2 stops28h 03m

$532

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

mié. 9/17

6:00 pm-7:42 pm

1 stop39h 42m

Houston George Bush Intcntl

lun. 9/22

10:00 am-4:15 pm

1 stop40h 15m

$581

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

vie. 9/19

6:00 pm-7:42 pm

1 stop39h 42m

Houston George Bush Intcntl

mié. 9/24

10:00 am-4:15 pm

1 stop40h 15m

$595

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

mié. 9/17

6:00 pm-8:48 am

2 stops28h 48m

Houston George Bush Intcntl

vie. 9/19

10:00 am-4:15 pm

1 stop40h 15m

$644

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

lun. 11/3

10:00 pm-5:20 am

1 stop22h 20m

Houston George Bush Intcntl

dom. 11/9

11:37 am-5:20 am

1 stop26h 43m

$680

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

vie. 9/19

6:40 pm-9:49 am

2 stops29h 09m

Houston Hobby

mié. 9/24

6:37 pm-5:20 pm

2 stops32h 43m

$817

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

jue. 9/11

6:40 pm-11:00 am

2 stops30h 20m

Houston Hobby

mié. 9/24

6:37 pm-5:20 pm

2 stops32h 43m

$820

IncheonHouston

ICN - HOU

ICNHOU

Incheon Intl

mié. 11/5

7:30 pm-9:18 am

2 stops28h 48m

Houston Hobby

lun. 11/10

6:53 pm-4:50 pm

2 stops30h 57m

$830

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

sáb. 11/1

9:20 pm-6:29 pm

2 stops35h 09m

$408

IncheonHouston

ICN - IAH

ICNIAH

Incheon Intl

mar. 11/4

9:20 pm-12:44 pm

3 stops30h 24m

$418

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/25

Showing 1-10 of 26 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, September is the cheapest month in which you can book a flight from Incheon Intl Airport to Houston (average of $230). Flying from Incheon Intl Airport to Houston in March is currently the most expensive (average of $331). 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 agosto 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 in the afternoon tend to be the most expensive. A flight at noon 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 agosto 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
1,133 reviews

Crew

8.7

Entertainment

8.2

Food

8.1

Boarding

8.5

Overall

8.4

Comfort

8.2

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
1,133 reviews
Korean Air
8.4
Very good
1,133 reviews

Crew

8.7

Entertainment

8.2

Food

8.1

Boarding

8.5

Overall

8.4

Comfort

8.2

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
477 reviews
Korean Air
8.4
Very good
1,133 reviews

Crew

8.7

Entertainment

8.2

Food

8.1

Boarding

8.5

Overall

8.4

Comfort

8.2

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
8.0
Very good
7,979 reviews
Korean Air
8.4
Very good
1,133 reviews

Crew

8.7

Entertainment

8.2

Food

8.1

Boarding

8.5

Overall

8.4

Comfort

8.2

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!!
United Airlines
7.4
Good
8,943 reviews
Korean Air
8.4
Very good
1,133 reviews

Crew

8.7

Entertainment

8.2

Food

8.1

Boarding

8.5

Overall

8.4

Comfort

8.2

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
10,000 reviews
Korean Air
8.4
Very good
1,133 reviews

Crew

8.7

Entertainment

8.2

Food

8.1

Boarding

8.5

Overall

8.4

Comfort

8.2

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 $817, Air Canada can have you in Houston from Incheon Intl Airport in 29h 09m. 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, American Airlines ($685), Air Canada ($695), and United Airlines ($720) 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, September is the cheapest month in which you can book a flight from Incheon Intl Airport to Houston (average of $230). Flying from Incheon Intl Airport to Houston in March is currently the most expensive (average of $331). 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 7 airlines flying from Incheon Intl to Houston

Discover the top 7 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 agosto 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$685Average$839FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$695Average$1,000FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$720Average$1,553FlexibilityNo cancel feeOn-time69%
DeltaCheapest$954Average$1,162FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$1,036Average$1,304FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,155Average$1,472FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$1,172Average$1,252FlexibilityNo cancel feeOn-time74%

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