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£315 Cheap Flights from Houston (IAH) to Seoul (ICN)

View £315 flight on Thu, 20 Aug 2026Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Incheon Intl. Airport (ICN)

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Cheap Flights from Houston (IAH) to Seoul (ICN)

Prices were available within the past 7 days and start at £315 for one-way flights and £785 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Mon, 21 Sept - Mon, 5 Oct
IAH
Houston
ICN
Seoul
£785 Return, found 4 days ago
£785
Return
found 4 days ago
Select WestJet flight, departing Mon, 21 Sept from Houston to Seoul, returning Mon, 5 Oct, priced at £785 found 4 days ago
WestJet
Sun, 6 Sept - Sun, 13 Sept
IAH
Houston
ICN
Seoul
£902 Return, found 1 day ago
£902
Return
found 1 day ago
Select WestJet flight, departing Sun, 6 Sept from Houston to Seoul, returning Sun, 13 Sept, priced at £902 found 1 day ago
Turkish Airlines
Sat, 14 Nov - Tue, 24 Nov
IAH
Houston
ICN
Seoul
£904 Return, found 5 days ago
£904
Return
found 5 days ago
Select Turkish Airlines flight, departing Sat, 14 Nov from Houston to Seoul, returning Tue, 24 Nov, priced at £904 found 5 days ago
Turkish Airlines
Mon, 21 Sept - Mon, 5 Oct
IAH
Houston
ICN
Seoul
£907 Return, found 4 days ago
£907
Return
found 4 days ago
Select Turkish Airlines flight, departing Mon, 21 Sept from Houston to Seoul, returning Mon, 5 Oct, priced at £907 found 4 days ago
Turkish Airlines
Tue, 22 Sept - Tue, 6 Oct
IAH
Houston
ICN
Seoul
£919 Return, found 3 days ago
£919
Return
found 3 days ago
Select Turkish Airlines flight, departing Tue, 22 Sept from Houston to Seoul, returning Tue, 6 Oct, priced at £919 found 3 days ago
Turkish Airlines
Tue, 22 Sept - Wed, 30 Sept
IAH
Houston
ICN
Seoul
£926 Return, found 5 hours ago
£926
Return
found 5 hours ago
Select Turkish Airlines flight, departing Tue, 22 Sept from Houston to Seoul, returning Wed, 30 Sept, priced at £926 found 5 hours ago
Turkish Airlines
Sat, 14 Nov - Tue, 24 Nov
IAH
Houston
ICN
Seoul
£941 Return, found 5 days ago
£941
Return
found 5 days ago
Select Turkish Airlines flight, departing Sat, 14 Nov from Houston to Seoul, returning Tue, 24 Nov, priced at £941 found 5 days ago
EVA Airways
Thu, 20 Aug - Thu, 27 Aug
IAH
Houston
ICN
Seoul
£970 Return, found 5 days ago
£970
Return
found 5 days ago
Select EVA Airways flight, departing Thu, 20 Aug from Houston to Seoul, returning Thu, 27 Aug, priced at £970 found 5 days ago
American Airlines
Tue, 22 Sept - Wed, 30 Sept
IAH
Houston
ICN
Seoul
£1,007 Return, found 5 hours ago
£1,007
Return
found 5 hours ago
Select American Airlines flight, departing Tue, 22 Sept from Houston to Seoul, returning Wed, 30 Sept, priced at £1,007 found 5 hours ago
United
Sat, 14 Nov - Tue, 24 Nov
IAH
Houston
ICN
Seoul
£1,109 Return, found 5 days ago
£1,109
Return
found 5 days ago
Select United flight, departing Sat, 14 Nov from Houston to Seoul, returning Tue, 24 Nov, priced at £1,109 found 5 days ago

Find the cheapest month to fly from Houston (IAH) to Seoul (ICN)

February is typically the cheapest month to fly

From £611 - £1,055 per traveller.

Frequently asked questions

How much does a flight from Houston, TX (IAH-George Bush Intercontinental) to Seoul (ICN-Incheon Intl.) cost?
You can find one-way and return flights from IAH to ICN with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when IAH to ICN ticket fares go up or down.
What is the cheapest month to fly from Houston, TX (IAH) to Seoul (ICN)?
The cheapest months to fly from Houston, TX (IAH) to Seoul (ICN) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Houston, TX (IAH) to Seoul (ICN)?
Enter IAH to ICN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Houston, TX (IAH-George Bush Intercontinental) to Seoul (ICN-Incheon Intl.)?
KLM is one of the cheapest airlines offering connecting return flights from George Bush Intercontinental (IAH) to Incheon Intl. (ICN), with tickets starting from around £1338 for flights that can be booked for departure within the next year. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Houston, TX (IAH-George Bush Intercontinental) to Seoul (ICN-Incheon Intl.)?
To find a cheap flight from Houston, TX (IAH-George Bush Intercontinental) to Seoul (ICN-Incheon Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Houston, TX (IAH) to Seoul (ICN)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Houston, TX (IAH-George Bush Intercontinental) to Seoul (ICN-Incheon Intl.)?
There are around 96 connecting flights per day from George Bush Intercontinental (IAH) to Incheon Intl. (ICN). Some common connection points include Pearson Intl. (YYZ), San Francisco Intl. (SFO), and Los Angeles Intl. (LAX).
What is the earliest flight from Houston, TX (IAH) to Seoul (ICN)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Houston, TX (IAH) to Seoul (ICN). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Houston, TX (IAH-George Bush Intercontinental) to Seoul (ICN-Incheon Intl.)?
You'll typically find the most flights from Houston, TX (IAH-George Bush Intercontinental) to Seoul (ICN-Incheon Intl.) on a Tuesday, with around 68 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, Delta, and American Airlines. Looking at the week, Tuesdays have notably more flight options compared to other days, which usually see around 57 to 64 flights.
What are the most popular departure times for flights from Houston, TX (IAH-George Bush Intercontinental) to Seoul (ICN-Incheon Intl.)?
The most popular departure times for flights from Houston, TX (IAH-George Bush Intercontinental) to Seoul (ICN-Incheon Intl.) are in the morning, from 6am to 9am. Many major carriers, including Delta, American Airlines and Air Canada, offer flights during this window. Many travellers prefer these times as they allow for an early start to their journey, often leading to an afternoon or evening arrival at their destination.
How long does it take to fly from Houston, TX (IAH-George Bush Intercontinental) to Seoul (ICN-Incheon Intl.)?
A flight from IAH to ICN with a layover takes around 19 hours 50 minutes, with the route covering approximately 11,347 kilometers. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Houston, TX (IAH-George Bush Intercontinental) to Seoul (ICN-Incheon Intl.)?
You can absolutely fly business class or first class between IAH and ICN. Airlines that offer business class service on this route include:
  • Air France
  • Lufthansa
  • Alaska Airlines
  • Qatar Airways
  • British Airways
  • Air Canada
  • Turkish Airlines
  • KLM
  • Delta
  • United
  • All Nippon Airways
  • Emirates
  • EVA Airways
First class cabins are available on Delta, Emirates, and American Airlines.
How do I earn miles on a Houston, TX (IAH) to Seoul (ICN) flight with Expedia?
It's easy to earn miles on a Houston, TX (IAH) to Seoul (ICN) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Houston, TX (IAH) to Seoul (ICN) at the last minute?
Typically, booking a last minute flight from Houston, TX (IAH) to Seoul (ICN) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Houston, TX (IAH) to Seoul (ICN) flight and hotel package?
Securing a Houston, TX (IAH) to Seoul (ICN) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Houston, TX (IAH-George Bush Intercontinental) to Seoul (ICN-Incheon Intl.)?
If you booked your Houston, TX (IAH-George Bush Intercontinental) to Seoul (ICN-Incheon Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Incheon Intl.
Airlines serving
Aeromexico, Air Canada, Air China, Air France, Alaska Airlines, EVA Airways, Emirates, KLM, Korean Air, Lufthansa, Qatar Airways, Turkish Airlines, WestJet
Return price
£784
Distance
11280 km

Book with confidence

Compare flights from Houston to Seoul easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Houston to Seoul. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Incheon Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from George Bush Intercontinental to Incheon Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from George Bush Intercontinental (IAH) to Incheon Intl. (ICN)

The easiest way to view the best deals on flights from Houston to Seoul today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from George Bush Intercontinental to Incheon Intl. start at just £785 and range up to £1,109.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Houston and Seoul
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Houston to Seoul flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from George Bush Intercontinental to Incheon Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Houston to Seoul easily and book with confidence

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*Available to Expedia members.