HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seoul

$435+ Cheap flights from Houston to Seoul (SEL)

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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SEL
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Houston to Seoul with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Houston to Seoul are usually found in February or November, booked 34 days in advance, depart on a Thursday or Saturday and return on a Tuesday

Cheap flight deals from Houston to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Seoul (SEL). 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 June 30, 2025.

Round-trip from

$857
(American Airlines)

One-way from

$440
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,750
From Houston to Seoul (SEL)
Search Deals
One-way flight from Houston to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($300 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Houston to Seoul

Cheapest flights from Houston to Seoul
Explore the most affordable flight options available from Houston to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

This American Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 9/28:51 amHOU - ICN
1 stop16h 39mAmerican Airlines
Thu 9/255:25 pmICN - HOU
1 stop16h 37mAmerican Airlines
Deal found 6/28$857
This American Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 9/25:05 amIAH - ICN
1 stop20h 25mAmerican Airlines
Wed 9/105:25 pmICN - IAH
1 stop16h 52mAmerican Airlines
Deal found 6/28$857
This Delta deal was found by Cheapflights users on 6/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:37 pmHOU - ICN
2 stops32h 43mDelta
Thu 10/166:40 pmICN - HOU
2 stops31h 32mDelta
Deal found 6/28$871
This Delta deal was found by Cheapflights users on 6/30. 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 9/285:45 amIAH - ICN
2 stops21h 35mDelta
Sat 10/1110:15 amICN - IAH
2 stops23h 31mDelta
Deal found 6/30$871
This Expedia deal was found by Cheapflights users on 6/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:26 amIAH - GMP
2 stops48h 54mJapan Airlines
Wed 1/147:50 amGMP - IAH
2 stops26h 14mJapan Airlines
Deal found 6/28$902
This Hawaiian Airlines deal was found by Cheapflights users on 6/30. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:00 amIAH - ICN
1 stop20h 35mHawaiian Airlines
Thu 11/208:35 pmICN - IAH
1 stop18h 24mHawaiian Airlines
Deal found 6/30$978
This Japan Airlines deal was found by Cheapflights users on 6/29. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/198:51 amHOU - GMP
2 stops22h 59mMultiple Airlines
Wed 8/277:55 amGMP - HOU
2 stops19h 56mMultiple Airlines
Deal found 6/29$1,004
This Fareboom deal was found by Cheapflights users on 6/29. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:00 amIAH - ICN
2 stops24h 00mMultiple Airlines
Fri 10/318:40 pmICN - IAH
1 stop17h 19mMultiple Airlines
Deal found 6/29$1,024
This oojo deal was found by Cheapflights users on 6/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:05 pmIAH - ICN
1 stop30h 15mTurkish Airlines
Wed 11/1912:10 amICN - IAH
1 stop34h 00mTurkish Airlines
Deal found 6/28$1,038
This Japan Airlines deal was found by Cheapflights users on 6/29. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:16 pmIAH - GMP
2 stops26h 29mMultiple Airlines
Fri 10/3112:05 pmGMP - IAH
2 stops21h 34mMultiple Airlines
Deal found 6/29$1,048
This oojo deal was found by Cheapflights users on 6/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/21:10 amIAH - ICN
1 stop19h 50mEVA Air
Tue 9/1612:00 pmICN - IAH
1 stop24h 25mEVA Air
Deal found 6/28$1,086
This United Airlines deal was found by Cheapflights users on 6/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/126:15 pmIAH - ICN
1 stop20h 05mUnited Airlines
Tue 8/194:50 pmICN - IAH
1 stop17h 54mUnited Airlines
Deal found 6/28$1,089

Cheapflights Fare Finder

Customize your flight search to find flights from Houston to Seoul 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 June 30, 2025.
Use the filters below to find and compare flights from Houston to Seoul that are best for you.

Fly from

Houston

Fly to

Seoul

Route

Depart

Return

Price

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Tue 9/2

8:51 am-3:30 pm

1 stop16h 39m

Incheon Intl

Thu 9/25

5:25 pm-8:02 pm

1 stop16h 37m

$857

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Tue 9/2

9:01 am-3:30 pm

1 stop16h 29m

Incheon Intl

Wed 9/10

5:25 pm-10:32 pm

1 stop19h 07m

$857

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Thu 10/2

6:00 am-5:20 pm

2 stops21h 20m

Incheon Intl

Thu 10/16

6:40 pm-12:12 pm

2 stops31h 32m

$871

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Sun 9/28

5:45 am-5:20 pm

2 stops21h 35m

Incheon Intl

Sat 10/11

10:15 am-7:46 pm

2 stops23h 31m

$871

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Fri 8/22

10:30 am-9:35 pm

1 stop21h 05m

Incheon Intl

Thu 8/28

8:15 am-8:30 am

1 stop38h 15m

$881

HoustonSeoul

IAH - GMP

IAHGMP

Houston George Bush Intcntl

Thu 11/6

6:26 am-10:20 pm

2 stops48h 54m

Seoul Gimpo Intl

Wed 1/14

7:50 am-7:04 pm

2 stops26h 14m

$902

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Thu 11/6

7:00 am-6:35 pm

1 stop20h 35m

Incheon Intl

Thu 11/20

8:35 pm-11:59 pm

1 stop18h 24m

$978

HoustonSeoul

HOU - GMP

HOUGMP

Houston Hobby

Tue 8/19

8:51 am-9:50 pm

2 stops22h 59m

Seoul Gimpo Intl

Wed 8/27

7:55 am-1:51 pm

2 stops19h 56m

$1,004

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Thu 11/6

9:05 pm-6:20 pm

1 stop30h 15m

Incheon Intl

Wed 11/19

12:10 am-7:10 pm

1 stop34h 00m

$1,038

HoustonSeoul

IAH - GMP

IAHGMP

Houston George Bush Intcntl

Wed 10/15

6:16 pm-10:45 am

2 stops26h 29m

Seoul Gimpo Intl

Fri 10/31

12:05 pm-7:39 pm

2 stops21h 34m

$1,048

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Showing 1-10 of 37 results
1
2
3
4

Best time to book a flight from Houston to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Houston 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 Houston to Seoul

How far ahead should I book a flight from Houston to Seoul?

Use this chart to determine the optimal time to book a round-trip flight from Houston to Seoul. Price data was last updated on June 27, 2025.

Booking 34 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Seoul. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Houston to Seoul?

Currently, February is the cheapest month in which you can book a flight from Houston to Seoul (average of $998). Flying from Houston to Seoul in December is currently the most expensive (average of $1,635). 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 HOU to SEL?

Find hourly flight availability from Houston to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 30, 2025.

When flying from Houston to Seoul, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 20% versus a flight in the morning.

How much does it cost to fly round-trip from Houston to Seoul?

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated June 30, 2025.
Peruse reviews from past customers who have flown with EVA Air, ANA, and Korean Air from Houston to Seoul to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,210 reviews

Overall

8.4

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,210 reviews
EVA Air
8.4
Very good
1,210 reviews

Overall

8.4

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
ANA
8.4
Very good
892 reviews
EVA Air
8.4
Very good
1,210 reviews

Overall

8.4

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,101 reviews
EVA Air
8.4
Very good
1,210 reviews

Overall

8.4

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,504 reviews
EVA Air
8.4
Very good
1,210 reviews

Overall

8.4

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Delta
8.0
Very good
7,969 reviews
EVA Air
8.4
Very good
1,210 reviews

Overall

8.4

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

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

  • What are the cheapest airlines flying from Houston to Seoul round-trip?

    According to our current data, American Airlines ($857), Delta ($871), and Japan Airlines ($902) offers the cheapest pricing from Houston to Seoul. Users have found that American Airlines is 34% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Houston to Seoul one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $547. American Airlines flights start at $567 while deals on Japan Airlines start at $580 one-way.

  • What are the most popular routes from Houston to Seoul?

    When deciding which route to take from Houston to Seoul consider Houston Hobby - Incheon Intl, Houston Hobby - Seoul Gimpo Intl or Houston George Bush Intcntl - Incheon Intl as they are the most popular.

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

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

  • How can I find direct flights from Houston to Seoul?

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

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

    Yes. Cheapflights offers flight deals from Houston to Seoul 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 Houston to Seoul?

    Currently, February is the cheapest month in which you can book a flight from Houston to Seoul (average of $998). Flying from Houston to Seoul in December is currently the most expensive (average of $1,635). 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.

Alternative routes for Houston to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Incheon Intl flights
Hobby to Incheon Intl flights
Dallas/Fort Worth to Gimpo Intl flights
Love Field to Incheon Intl flights
George Bush Intcntl to Incheon Intl flights
Austin to Incheon Intl flights
George Bush Intcntl to Gimpo Intl flights
Austin to Gimpo Intl flights
San Antonio to Incheon Intl flights
El Paso to Incheon Intl flights
San Antonio to Gimpo Intl flights
McAllen to Incheon Intl flights
El Paso to Gimpo Intl flights
Dallas/Fort Worth to Busan flights
Killeen to Incheon Intl flights
Dallas/Fort Worth to Daegu flights
Amarillo to Incheon Intl flights
Love Field to Busan flights
Austin to Busan flights
Dallas/Fort Worth to Cheongju flights
Lubbock to Incheon Intl flights
Hobby to Busan flights
College Station to Incheon Intl flights
Harlingen to Incheon Intl flights
George Bush Intcntl to Busan flights
Austin to Daegu flights
Brownsville to Incheon Intl flights
Dallas/Fort Worth to Jeju City flights
Corpus Christi to Incheon Intl flights
El Paso to Daegu flights
Waco to Incheon Intl flights

Top 9 airlines flying from Houston to Seoul

Discover the top 9 airlines that operate flights from Houston to Seoul. 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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$849Average$872FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$881Average$1,234FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$913Average$1,559FlexibilityNo cancel feeOn-time69%
DeltaCheapest$916Average$1,284FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$974Average$1,073FlexibilityNo cancel feeOn-time77%
EVA AirCheapest$1,028Average$1,256FlexibilityNo cancel feeOn-time74%
WestJetCheapest$1,078Average$1,326FlexibilityNo cancel feeOn-time60%
Korean AirCheapest$1,080Average$1,493FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$1,288Average$1,771FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.