$446 Cheap Flights from Houston (IAH) to Cologne (CGN)

View $446 flight on Tue, Nov 24, 2026Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Cologne - Bonn Airport (CGN)

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Cheap Flights from Houston to Cologne (IAH-CGN)

Prices were available within the past 7 days and start at $446 for one-way flights and $919 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Wed, Mar 18 - Thu, Apr 2
IAH
Houston
CGN
Cologne
$919 Roundtrip, found 1 hour ago
$919
Roundtrip
found 1 hour ago
Select Turkish Airlines flight, departing Wed, Mar 18 from Houston to Cologne, returning Thu, Apr 2, priced at $919 found 1 hour ago
Turkish Airlines
Wed, Mar 25 - Wed, Apr 1
IAH
Houston
CGN
Cologne
$938 Roundtrip, found 16 hours ago
$938
Roundtrip
found 16 hours ago
Select Turkish Airlines flight, departing Wed, Mar 25 from Houston to Cologne, returning Wed, Apr 1, priced at $938 found 16 hours ago
Turkish Airlines
Thu, Apr 16 - Mon, Apr 20
IAH
Houston
CGN
Cologne
$958 Roundtrip, found 15 hours ago
$958
Roundtrip
found 15 hours ago
Select Turkish Airlines flight, departing Thu, Apr 16 from Houston to Cologne, returning Mon, Apr 20, priced at $958 found 15 hours ago
Air Canada
Mon, Nov 9 - Mon, Nov 16
IAH
Houston
CGN
Cologne
$978 Roundtrip, found 6 days ago
$978
Roundtrip
found 6 days ago
Select Air Canada flight, departing Mon, Nov 9 from Houston to Cologne, returning Mon, Nov 16, priced at $978 found 6 days ago
British Airways
Wed, Mar 18 - Sat, Mar 28
IAH
Houston
CGN
Cologne
$992 Roundtrip, found 16 hours ago
$992
Roundtrip
found 16 hours ago
Select British Airways flight, departing Wed, Mar 18 from Houston to Cologne, returning Sat, Mar 28, priced at $992 found 16 hours ago
Turkish Airlines
Wed, Mar 18 - Sat, Mar 28
IAH
Houston
CGN
Cologne
$998 Roundtrip, found 16 hours ago
$998
Roundtrip
found 16 hours ago
Select Turkish Airlines flight, departing Wed, Mar 18 from Houston to Cologne, returning Sat, Mar 28, priced at $998 found 16 hours ago
Turkish Airlines
Fri, Oct 23 - Thu, Oct 29
IAH
Houston
CGN
Cologne
$999 Roundtrip, found 5 days ago
$999
Roundtrip
found 5 days ago
Select Turkish Airlines flight, departing Fri, Oct 23 from Houston to Cologne, returning Thu, Oct 29, priced at $999 found 5 days ago
Turkish Airlines
Tue, Nov 24 - Sun, Nov 29
IAH
Houston
CGN
Cologne
$1,018 Roundtrip, found 1 day ago
$1,018
Roundtrip
found 1 day ago
Select Turkish Airlines flight, departing Tue, Nov 24 from Houston to Cologne, returning Sun, Nov 29, priced at $1,018 found 1 day ago
American Airlines
Mon, Nov 16 - Sat, Nov 21
IAH
Houston
CGN
Cologne
$1,064 Roundtrip, found 2 days ago
$1,064
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Nov 16 from Houston to Cologne, returning Sat, Nov 21, priced at $1,064 found 2 days ago
Swiss International Air Lines
Mon, Apr 20 - Mon, Apr 27
IAH
Houston
CGN
Cologne
$1,259 Roundtrip, found 4 days ago
$1,259
Roundtrip
found 4 days ago
Select Swiss International Air Lines flight, departing Mon, Apr 20 from Houston to Cologne, returning Mon, Apr 27, priced at $1,259 found 4 days ago

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Alternative airports near Cologne

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Cologne - Bonn CGN. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $1,184
CGN
Cologne - Bonn
CheapestClosest
Average driving time to city center14 min
Flights from $1,184

Find the cheapest month to fly from Houston (IAH) to Cologne (CGN)

January is typically the cheapest month to fly

From $528 - $1,851 per traveler.

Frequently asked questions

How much does a flight from Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn) cost?
You can find cheap one-way flights from $446 and cheap return flights from $919 Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn) with Expedia. One-way flights generally range between $728 and $7298, and roundtrip flights usually range from $671 to $5338. 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 the cheapest fares first, and use the Price Tracking tool to receive alerts when Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn)?
The cheapest month to fly from IAH to CGN is March 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're 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-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn)?
Enter IAH to CGN 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 Cologne (CGN-Cologne - Bonn)?
Austrian Airlines is one of the cheapest airlines offering connecting flights from Houston (IAH) to Cologne (CGN), with round-trip tickets starting from around $1,225 with a layover in Schiphol (AMS). 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.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn)?
To find a cheap flight from Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn), 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-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn)?
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.
What is the earliest flight from Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn)?
The earliest flight from George Bush Intercontinental Airport (IAH) in Houston to Cologne - Bonn Airport (CGN) usually departs at around 5:00 AM, operated by United, Swiss International Air Lines, and Eurowings. This is a seasonal service active in August, giving you an early start for your travels to Germany. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn)?
The most popular departure times for flights from Houston, TX (IAH) to Cologne (CGN) are between 3pm and 6pm. About 50% of passengers prefer this time window. Many major carriers, including United Airlines and Lufthansa, offer flights during this window. This timing is popular because it allows travelers to have a full day in Houston before heading to the airport.
How long does it take to fly from Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn)?
A flight from IAH to CGN with a layover takes around 12 hours 50 minutes, with the route covering approximately 5,137 miles. 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 Cologne (CGN-Cologne - Bonn)?
Business class seats are offered on the IAH to CGN route. Airlines that offer business class service on this route include:

  • Turkish Airlines
  • British Airways
  • Lufthansa
  • United Airlines
  • Air Canada

First class is available with Lufthansa.
How do I earn miles on a Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn) flight with Expedia?
It's easy to earn miles on a Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn) 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.
What airports do you fly into for Cologne from George Bush Intercontinental (IAH)?
If you're planning to travel to Cologne from George Bush Intercontinental (IAH), you can fly into Cologne - Bonn (CGN) Some flights may connect through major hubs like O'Hare Intl. (ORD), Pearson Intl. (YYZ), Frankfurt Intl. (FRA) before reaching Cologne. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn) at the last minute?
Typically, booking a last minute flight from Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn) 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-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn) flight and hotel package?
Securing a Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn) Cologne Vacation Packages 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 Cologne (CGN-Cologne - Bonn)?
If you booked your Houston, TX (IAH-George Bush Intercontinental) to Cologne (CGN-Cologne - Bonn) 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
Cologne - Bonn
Airlines serving
Air Canada, Austrian Airlines, British Airways, Lufthansa, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$918
Distance
5136 mi

Book with confidence

Houston to Cologne Flights

The cheapest times to fly from Houston to Cologne

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Cologne are during the month of March. You can find some of the cheapest flights from Houston to Cologne with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Cologne

Sunday is one of the best days to book for cheap flights from Houston to Cologne: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Cologne

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Cologne in 2026. You can also book with separate airlines for your outbound and return journeys, from $446 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Cologne flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Cologne airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Houston to Cologne Flights

*Flight schedules are subject to change.

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