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Heidelberg

$377+ 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — FRA
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheapflights Tip: The best prices from Houston to Heidelberg are usually found in September or October, booked 37 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Houston to Heidelberg

Keep the following information in mind while searching for Houston to Heidelberg flight deals. Data was last updated April 24, 2025.

Round-trip from

$801
(Expedia)

One-way from

$377
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$1,239
From Houston to Heidelberg
Search Deals
One-way flight from Houston to Heidelberg
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Highest demand for flights based on searches. 19% potential increase in price ($260 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 24, 2025.

This FlightHub deal was found by Cheapflights users on 4/23. 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.
Thu 8/219:00 pmIAH - FRA
1 stop30h 00mTurkish Airlines
Thu 9/43:05 pmFRA - IAH
1 stop28h 35mTurkish Airlines
Deal found 4/23$792
This Expedia deal was found by Cheapflights users on 4/21. 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.
Sun 5/2510:40 amIAH - FRA
2 stops20h 25mBritish Airways
Sat 5/317:15 pmFRA - IAH
1 stop25h 20mBritish Airways
Deal found 4/21$801
This Iberia deal was found by Cheapflights users on 4/22. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/97:18 pmIAH - FRA
2 stops16h 42mIberia
Mon 7/1410:45 amFRA - IAH
1 stop16h 28mIberia
Deal found 4/22$807
This Gurufare deal was found by Cheapflights users on 4/22. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/103:35 pmIAH - FRA
Nonstop9h 40mLufthansa
Fri 8/2210:00 amFRA - IAH
Nonstop10h 35mLufthansa
Deal found 4/22$826
This United Airlines deal was found by Cheapflights users on 4/22. 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 11/239:30 amIAH - FRA
1 stop14h 55mUnited Airlines
Thu 12/410:00 amFRA - IAH
Nonstop11h 40mUnited Airlines
Deal found 4/22$828
This AirNGo deal was found by Cheapflights users on 4/23. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1110:00 amIAH - FRA
1 stop15h 10mAir Canada
Tue 5/279:55 amFRA - IAH
1 stop17h 01mAir Canada
Deal found 4/23$829
This Mytrip deal was found by Cheapflights users on 4/22. 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.
Sun 5/115:26 amIAH - FRA
2 stops16h 49mMultiple Airlines
Tue 5/2711:40 amFRA - IAH
2 stops19h 27mMultiple Airlines
Deal found 4/22$832
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Sun 8/106:07 amHOU - FRA
1 stop19h 38mAmerican Airlines
Fri 8/2210:45 amFRA - HOU
1 stop16h 18mAmerican Airlines
Deal found 4/23$845
This Delta deal was found by Cheapflights users on 4/23. 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 8/106:00 amHOU - FRA
2 stops19h 40mDelta
Fri 8/2211:50 amFRA - HOU
2 stops28h 26mDelta
Deal found 4/23$849
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Fri 5/3010:04 amIAH - FRA
1 stop14h 16mAmerican Airlines
Sun 6/89:20 amFRA - IAH
1 stop17h 52mAmerican Airlines
Deal found 4/22$854
This StudentUniverse deal was found by Cheapflights users on 4/23. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/232:34 pmIAH - FRA
2 stops21h 01mFinnair
Thu 11/67:20 pmFRA - IAH
2 stops29h 26mFinnair
Deal found 4/23$881
This KLM deal was found by Cheapflights users on 4/22. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/51:00 pmHOU - FRA
1 stop12h 55mKLM
Wed 9/310:40 amFRA - HOU
1 stop17h 55mKLM
Deal found 4/22$891

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 April 24, 2025.
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 5/25

10:40 am-2:05 pm

2 stops20h 25m

Frankfurt am Main

Sat 5/31

7:15 pm-1:35 pm

1 stop25h 20m

$801

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

Wed 7/9

7:18 pm-7:00 pm

2 stops16h 42m

Frankfurt am Main

Mon 7/14

10:45 am-8:13 pm

1 stop16h 28m

$807

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

Sun 5/11

12:18 pm-8:45 am

1 stop13h 27m

Frankfurt am Main

Fri 8/1

6:10 am-1:40 pm

1 stop14h 30m

$827

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

Sun 5/11

10:00 am-8:10 am

1 stop15h 10m

Frankfurt am Main

Tue 5/27

9:55 am-7:56 pm

1 stop17h 01m

$829

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

Fri 5/30

10:04 am-7:20 am

1 stop14h 16m

Frankfurt am Main

Sun 6/8

9:20 am-8:12 pm

1 stop17h 52m

$854

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

Sun 5/11

3:35 pm-8:15 am

Nonstop9h 40m

Frankfurt am Main

Tue 5/27

10:00 am-1:35 pm

Nonstop10h 35m

$860

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

Sun 5/11

12:48 pm-9:20 am

1 stop13h 32m

Frankfurt am Main

Tue 5/27

1:55 pm-5:50 pm

Nonstop10h 55m

$875

HoustonFrankfurt am Main

HOU - FRA

HOUFRA

Houston Hobby

Sun 5/11

9:12 am-8:45 am

1 stop16h 33m

Frankfurt am Main

Tue 5/27

10:55 am-7:44 pm

1 stop15h 49m

$880

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

Mon 7/21

2:25 pm-5:30 pm

1 stop20h 05m

Frankfurt am Main

Mon 10/20

7:05 am-7:05 pm

1 stop19h 00m

$885

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

Mon 7/21

3:30 pm-9:20 am

2 stops34h 50m

Frankfurt am Main

Mon 10/20

7:20 pm-5:41 pm

2 stops29h 21m

$893

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 41 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 April 18, 2025.

The best time to book flights from Houston to Heidelberg is 37 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, January is the cheapest month in which you can book a flight from Houston to Heidelberg (average of $729). Flying from Houston to Heidelberg in June is currently the most expensive (average of $1,079). 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 April 24, 2025.

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.

What is the cheapest day to fly from Houston to Heidelberg?

Use this chart to determine the cheapest time to fly round-trip from Houston to Heidelberg. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Houston to Heidelberg flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Heidelberg by month

Plan your trip to Heidelberg by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Heidelberg ranges from 1.6 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Heidelberg when rainfall is around 1.6 in.

Temperature in Heidelberg by month

Plan your trip to Heidelberg by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Heidelberg, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 April 24, 2025.
Read through reviews of airlines operating flights from Houston to Heidelberg, such as Delta, Alaska Airlines and KLM. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Alaska Airlines
8.0
Very good
9,918 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,442 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    $462 is the cheapest one-way deal found within the past few days, from Turkish Airlines. You may also be able to find cheap deals on Lufthansa and WestJet, with prices starting from $515 and $531, 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, January is the cheapest month in which you can book a flight from Houston to Heidelberg (average of $729). Flying from Houston to Heidelberg in June is currently the most expensive (average of $1,079). 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

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Alternative routes for Houston to Heidelberg

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Top 6 airlines flying from Houston to Heidelberg

Discover the top 6 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$452Average$978FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$495Average$845FlexibilityNo cancel feeOn-time70%
DeltaCheapest$549Average$936FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$694Average$764FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$713Average$1,110FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$781Average$1,280FlexibilityNo cancel feeOn-time69%

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