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Heidelberg

$277+ Cheap flights from Houston to Heidelberg, Germany

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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — FRA
Mar 12 — Mar 191
Thu 3/12
Thu 3/19
1 adult, Economy
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Cheap flight deals from Houston to Heidelberg

Cheapest flights from Houston to Heidelberg
Explore the most affordable flight options available from Houston to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 10, 2026.

This United Airlines deal was found by Cheapflights users on 2/8. 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.
Sun 4/194:20 pm
IAH
-
FRA
1 stop34h 45m
United Airlines
Wed 4/228:50 am
FRA
-
IAH
2 stops17h 16m
United Airlines
Deal found 2/8$579
This FlightHub deal was found by Cheapflights users on 2/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/219:05 pm
IAH
-
FRA
1 stop29h 25m
Turkish Airlines
Mon 2/232:50 pm
FRA
-
IAH
1 stop35h 20m
Turkish Airlines
Deal found 2/9$688
This FlightHub deal was found by Cheapflights users on 2/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/12:30 pm
IAH
-
FRA
1 stop16h 10m
Turkish Airlines
Tue 4/146:50 am
FRA
-
IAH
1 stop36h 55m
Turkish Airlines
Deal found 2/7$724
This FlightHub deal was found by Cheapflights users on 2/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/222:30 pm
IAH
-
FRA
1 stop20h 05m
Turkish Airlines
Wed 5/67:00 pm
FRA
-
IAH
1 stop31h 10m
Turkish Airlines
Deal found 2/6$725
This FlightHub deal was found by Cheapflights users on 2/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/269:05 pm
IAH
-
FRA
1 stop33h 35m
Turkish Airlines
Mon 5/410:30 am
FRA
-
IAH
1 stop39h 40m
Turkish Airlines
Deal found 2/9$735
This Gotogate deal was found by Cheapflights users on 2/9. 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.
Sun 4/59:05 pm
IAH
-
FRA
1 stop17h 10m
Turkish Airlines
Tue 4/2111:30 am
FRA
-
IAH
1 stop38h 40m
Turkish Airlines
Deal found 2/9$739
This Mytrip deal was found by Cheapflights users on 2/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:05 am
IAH
-
FRA
2 stops22h 00m
Multiple Airlines
Tue 3/171:05 pm
FRA
-
IAH
3 stops27h 19m
Multiple Airlines
Deal found 2/9$740
This FlightHub deal was found by Cheapflights users on 2/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/119:05 pm
IAH
-
FRA
1 stop37h 30m
Turkish Airlines
Tue 8/251:00 pm
FRA
-
IAH
1 stop37h 10m
Turkish Airlines
Deal found 2/8$743
This oojo deal was found by Cheapflights users on 2/9. 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.
Sun 2/159:05 pm
IAH
-
FRA
1 stop29h 25m
Turkish Airlines
Wed 2/256:25 pm
FRA
-
IAH
1 stop31h 45m
Turkish Airlines
Deal found 2/9$748
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Mon 5/49:05 pm
IAH
-
FRA
1 stop17h 10m
Turkish Airlines
Tue 5/127:00 pm
FRA
-
IAH
1 stop24h 45m
Turkish Airlines
Deal found 2/9$752
This oojo deal was found by Cheapflights users on 2/7. 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 4/2112:42 pm
HOU
-
FRA
2 stops24h 08m
British Airways
Wed 5/610:55 am
FRA
-
HOU
1 stop19h 52m
British Airways
Deal found 2/7$908
This oojo deal was found by Cheapflights users on 2/6. 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.
Wed 4/2212:42 pm
HOU
-
FRA
2 stops22h 33m
British Airways
Wed 5/610:55 am
FRA
-
HOU
1 stop19h 52m
British Airways
Deal found 2/6$909

Find flight deals from Houston to Heidelberg

Keep the following information in mind while searching for Houston to Heidelberg flight deals. Data was last updated February 10, 2026.

Round-trip from

$579
(United Airlines)

One-way from

$277
(Kiwi.com)

Popular in

January

Cheapest in

November

Average price

$1,253
From Houston to Heidelberg
Search Deals
One-way flight from Houston to Heidelberg
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($288 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Heidelberg 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 February 10, 2026.
Use the filters below to find and compare flights from Houston to Heidelberg that are best for you.

Fly from

Houston

Fly to

Heidelberg

Route

Depart

Return

Price

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

Sun 4/19

4:20 pm-10:05 am

1 stop34h 45m

Frankfurt am Main

Wed 4/22

10:00 am-1:35 pm

Nonstop10h 35m

$648

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

Sun 3/29

9:05 pm-5:35 pm

1 stop37h 30m

Frankfurt am Main

Tue 4/14

1:00 pm-12:45 pm

1 stop30h 45m

$755

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

Fri 3/27

10:05 pm-11:05 am

1 stop31h 00m

Frankfurt am Main

Fri 4/3

6:50 am-7:10 pm

1 stop19h 20m

$786

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

Sun 3/1

7:05 am-12:05 pm

2 stops22h 00m

Frankfurt am Main

Thu 3/5

1:05 pm-11:11 am

3 stops29h 06m

$822

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

Fri 3/27

10:05 pm-12:40 pm

1 stop32h 35m

Frankfurt am Main

Sat 4/11

1:00 pm-7:10 pm

1 stop37h 10m

$862

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

Wed 5/6

3:35 pm-8:15 am

Nonstop9h 40m

Frankfurt am Main

Thu 5/14

10:00 am-1:35 pm

Nonstop10h 35m

$904

HoustonFrankfurt am Main

HOU - FRA

HOUFRA

Houston Hobby

Wed 4/22

12:42 pm-6:15 pm

2 stops22h 33m

Frankfurt am Main

Wed 5/6

10:55 am-11:47 pm

1 stop19h 52m

$909

HoustonFrankfurt am Main

HOU - FRA

HOUFRA

Houston Hobby

Tue 5/5

1:31 pm-8:55 am

1 stop12h 24m

Frankfurt am Main

Thu 5/14

10:40 am-11:08 pm

1 stop19h 28m

$910

HoustonFrankfurt am Main

HOU - FRA

HOUFRA

Houston Hobby

Wed 5/6

10:46 am-8:55 am

1 stop15h 09m

Frankfurt am Main

Wed 5/13

10:40 am-11:08 pm

1 stop19h 28m

$910

HoustonFrankfurt am Main

HOU - FRA

HOUFRA

Houston Hobby

Wed 5/6

10:46 am-8:55 am

1 stop15h 09m

Frankfurt am Main

Thu 5/14

10:40 am-11:08 pm

1 stop19h 28m

$910

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 35 results
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Best time to book a flight from Houston to Heidelberg

Have a flexible travel schedule? Discover the best time to fly to Heidelberg 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 Heidelberg

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

Use this chart to determine the optimal time to book a round-trip flight from Houston to Heidelberg. Price data was last updated on February 6, 2026.

The best time to book flights from Houston to Heidelberg is 8 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, March is the cheapest month in which you can book a flight from Houston to Heidelberg (average of $452). Flying from Houston to Heidelberg in June is currently the most expensive (average of $776). 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 HE1?

Find hourly flight availability from Houston to Heidelberg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 10, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Houston to Heidelberg as you normally would.

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

Reviews of airlines servicing Heidelberg

Get insights into the airlines that provide service to Heidelberg. 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 Heidelberg. Reviews last updated February 10, 2026.
Read reviews from past customers who have flown KLM, United Airlines, and Turkish Airlines from Houston to Heidelberg. 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.
KLM
7.7
Good
1,451 reviews

Crew

8.4

Entertainment

7.1

Food

7.3

Comfort

7.6

Boarding

7.8

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,451 reviews
KLM
7.7
Good
1,451 reviews

Crew

8.4

Entertainment

7.1

Food

7.3

Comfort

7.6

Boarding

7.8

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
United Airlines
7.4
Good
9,268 reviews
KLM
7.7
Good
1,451 reviews

Crew

8.4

Entertainment

7.1

Food

7.3

Comfort

7.6

Boarding

7.8

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Turkish Airlines
7.3
Good
4,212 reviews
KLM
7.7
Good
1,451 reviews

Crew

8.4

Entertainment

7.1

Food

7.3

Comfort

7.6

Boarding

7.8

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,777 reviews
KLM
7.7
Good
1,451 reviews

Crew

8.4

Entertainment

7.1

Food

7.3

Comfort

7.6

Boarding

7.8

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,724 reviews
KLM
7.7
Good
1,451 reviews

Crew

8.4

Entertainment

7.1

Food

7.3

Comfort

7.6

Boarding

7.8

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from Houston to Heidelberg. 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 Houston to Heidelberg?

    United Airlines, Turkish Airlines, and British Airways can get you from Houston to Heidelberg in just under 22h 33m. Your travel time can differ by up to 14h 57m. The distance from Houston to Heidelberg is about 5232 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $370 is the cheapest one-way deal found within the past few days, from Lufthansa. You may also be able to find cheap deals on United Airlines and Air New Zealand, with prices starting from $439 and $458, respectively.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Houston to Heidelberg (average of $452). Flying from Houston to Heidelberg in June is currently the most expensive (average of $776). 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 Houston to Heidelberg

Discover the top 7 airlines that operate flights from Houston to Heidelberg. 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 February 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$412Average$904FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$452Average$657FlexibilityNo cancel feeOn-time71%
DeltaCheapest$482Average$969FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$599Average$875FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$671Average$1,080FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$713Average$1,061FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$716Average$789FlexibilityNo cancel feeOn-time77%

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