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Heidelberg

$402+ 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — FRA
may. 6 — may. 131
mar. 5/6
mar. 5/13
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 mayo 1, 2025.

Round-trip from

$830
(Expedia)

One-way from

$402
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$1,235
From Houston to Heidelberg
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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 May 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 mayo 1, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/236:55 pmIAH - FRA
Nonstop9h 45mUnited Airlines
mar. 12/29:45 amFRA - IAH
1 stop18h 34mUnited Airlines
Deal found 4/29$828
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/198:52 amIAH - FRA
1 stop16h 53mAmerican Airlines
mar. 6/310:55 amFRA - IAH
1 stop14h 52mAmerican Airlines
Deal found 4/30$830
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/199:12 amHOU - FRA
1 stop16h 33mAmerican Airlines
mar. 6/310:55 amFRA - HOU
1 stop14h 06mAmerican Airlines
Deal found 4/30$830
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/269:00 pmIAH - FRA
1 stop17h 00mTurkish Airlines
vie. 10/107:05 amFRA - IAH
1 stop19h 00mTurkish Airlines
Deal found 4/29$831
This Iberia deal was found by Cheapflights users on 4/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/106:39 pmHOU - FRA
2 stops17h 21mIberia
vie. 8/2210:45 amFRA - HOU
1 stop16h 18mIberia
Deal found 4/30$831
This flugladen.de deal was found by Cheapflights users on 4/29. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/186:29 pmIAH - FRA
1 stop31h 16mIberia
mar. 6/310:55 amFRA - IAH
1 stop14h 52mIberia
Deal found 4/29$832
This Air Canada deal was found by Cheapflights users on 4/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/109:51 amIAH - FRA
2 stops15h 19mMultiple Airlines
vie. 8/229:55 amFRA - IAH
1 stop16h 41mMultiple Airlines
Deal found 4/29$833
This StudentUniverse deal was found by Cheapflights users on 4/30. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/292:29 pmIAH - FRA
2 stops21h 06mFinnair
mar. 8/127:20 pmFRA - IAH
2 stops33h 50mFinnair
Deal found 4/30$834
This Air Canada deal was found by Cheapflights users on 4/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/224:25 pmIAH - FRA
1 stop33h 10mAir Canada
jue. 12/49:45 amFRA - IAH
2 stops32h 27mAir Canada
Deal found 4/29$835
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/241:00 pmHOU - FRA
1 stop12h 40mDelta
jue. 12/49:50 amFRA - HOU
1 stop18h 50mDelta
Deal found 4/29$843
This Travelocity deal was found by Cheapflights users on 4/29. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/228:23 pmHOU - FRA
1 stop27h 52mBritish Airways
jue. 12/410:15 amFRA - HOU
1 stop14h 47mBritish Airways
Deal found 4/29$848
This Justfly.com deal was found by Cheapflights users on 4/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/103:40 pmIAH - FRA
2 stops16h 00mScandinavian Airlines
mar. 9/168:30 pmFRA - IAH
2 stops34h 00mScandinavian Airlines
Deal found 4/29$861

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 mayo 1, 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

lun. 5/19

10:04 am-7:20 am

1 stop14h 16m

Frankfurt am Main

mar. 6/3

10:55 am-6:47 pm

1 stop14h 52m

$830

HoustonFrankfurt am Main

HOU - FRA

HOUFRA

Houston Hobby

lun. 5/19

9:12 am-8:45 am

1 stop16h 33m

Frankfurt am Main

mar. 6/3

10:55 am-6:01 pm

1 stop14h 06m

$830

HoustonFrankfurt am Main

HOU - FRA

HOUFRA

Houston Hobby

dom. 8/10

6:39 pm-7:00 pm

2 stops17h 21m

Frankfurt am Main

vie. 8/22

10:45 am-8:03 pm

1 stop16h 18m

$831

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

mar. 7/29

2:29 pm-6:35 pm

2 stops21h 06m

Frankfurt am Main

mar. 8/12

7:20 pm-10:10 pm

2 stops33h 50m

$834

HoustonFrankfurt am Main

HOU - FRA

HOUFRA

Houston Hobby

lun. 8/4

12:50 pm-8:55 am

1 stop13h 05m

Frankfurt am Main

vie. 8/22

11:00 am-9:35 pm

2 stops17h 35m

$847

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

mar. 5/13

6:00 am-1:15 pm

1 stop24h 15m

Frankfurt am Main

mié. 5/21

9:00 pm-7:47 pm

2 stops29h 47m

$850

HoustonFrankfurt am Main

HOU - FRA

HOUFRA

Houston Hobby

vie. 8/8

6:30 pm-9:50 pm

2 stops20h 20m

Frankfurt am Main

mar. 9/30

10:45 am-10:13 pm

1 stop18h 28m

$855

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

lun. 7/7

6:20 pm-11:15 am

Nonstop9h 55m

Frankfurt am Main

mié. 8/13

1:55 pm-5:50 pm

Nonstop10h 55m

$873

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

dom. 5/18

8:52 am-8:45 am

1 stop16h 53m

Frankfurt am Main

mar. 6/3

9:20 am-4:30 pm

1 stop14h 10m

$880

HoustonFrankfurt am Main

IAH - FRA

IAHFRA

Houston George Bush Intcntl

lun. 5/12

3:35 pm-8:15 am

Nonstop9h 40m

Frankfurt am Main

mar. 5/27

10:10 am-5:18 pm

1 stop14h 08m

$886

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 37 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 25, 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 $1,086). 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 mayo 1, 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 mayo 1, 2025.
Read through reviews of airlines operating flights from Houston to Heidelberg, such as Delta, KLM and Finnair. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

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
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

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
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

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.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

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
1,446 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

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?

    $470 is the cheapest one-way deal found within the past few days, from Lufthansa. You may also be able to find cheap deals on Aer Lingus and Turkish Airlines, with prices starting from $493 and $517, 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 $1,086). 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 mayo 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$452Average$978FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$495Average$842FlexibilityNo cancel feeOn-time70%
DeltaCheapest$549Average$936FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$694Average$764FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$713Average$1,104FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$781Average$1,268FlexibilityNo cancel feeOn-time69%

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