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Heidelberg

$539+ Cheap flights from St. Louis (STL) 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 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FRA
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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The best prices from Lambert-St Louis to Heidelberg are usually found in November or January, booked 11 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from St. Louis to Heidelberg

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Heidelberg (HE1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Popular in

June

Cheapest in

November

Round-trip from

$692
(Gurufare)

One-way from

$539
(Mytrip)
High demand for flights, 34% potential price rise
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Best time to find cheap flights, 24% potential price drop
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From Lambert-St Louis to Heidelberg
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One-way flight from Lambert-St Louis to Heidelberg
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Find flight deals from St. Louis to Heidelberg

Cheapest flights from St. Louis to Heidelberg
Explore the most affordable flight options available from St. Louis to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This FlightHub deal was found by Cheapflights users on 11/20. 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 12/36:40 amSTL - FRA
2 stops20h 25mAer Lingus
Fri 12/1310:50 amFRA - STL
2 stops18h 22mAer Lingus
Deal found 11/20$1,006
This Gotogate deal was found by Cheapflights users on 11/19. 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.
Fri 12/275:27 pmSTL - FRA
2 stops54h 58mAir Canada
Thu 3/279:45 amFRA - STL
2 stops34h 48mAir Canada
Deal found 11/19$1,092
This Kiwi.com deal was found by Cheapflights users on 11/19. 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.
Wed 12/115:02 pmSTL - FRA
1 stop14h 28mMultiple Airlines
Sun 12/1511:50 amFRA - STL
2 stops42h 43mMultiple Airlines
Deal found 11/19$1,113
This United Airlines deal was found by Cheapflights users on 11/19. 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.
Fri 12/275:27 pmSTL - FRA
1 stop30h 08mUnited Airlines
Thu 3/275:10 pmFRA - STL
1 stop27h 56mUnited Airlines
Deal found 11/19$1,144
This KAYAK deal was found by Cheapflights users on 11/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/910:28 amSTL - FRA
2 stops21h 57mScandinavian Airlines
Fri 12/208:30 pmFRA - STL
2 stops34h 10mScandinavian Airlines
Deal found 11/20$1,180
This AirNGo deal was found by Cheapflights users on 11/19. 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.
Fri 12/273:24 pmSTL - FRA
1 stop34h 16mAir France
Tue 4/2210:40 amFRA - STL
1 stop19h 58mAir France
Deal found 11/19$1,235
This Flighttix deal was found by Cheapflights users on 11/19. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/275:17 pmSTL - FRA
2 stops31h 33mVirgin Atlantic
Tue 4/2211:00 amFRA - STL
1 stop16h 33mVirgin Atlantic
Deal found 11/19$1,243
This Cheapflightsfares deal was found by Cheapflights users on 11/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/95:40 pmSTL - FRA
1 stop13h 30mLufthansa
Fri 12/2010:45 amFRA - STL
Nonstop10h 10mLufthansa
Deal found 11/19$1,256
This Justfly.com deal was found by Cheapflights users on 11/19. 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.
Mon 12/235:29 pmSTL - FRA
1 stop30h 46mBritish Airways
Tue 12/3110:50 amFRA - STL
1 stop36h 49mBritish Airways
Deal found 11/19$1,308
This FlightHub deal was found by Cheapflights users on 11/20. 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.
Mon 12/25:40 pmSTL - FRA
2 stops45h 35mTurkish Airlines
Sun 12/156:20 pmFRA - STL
2 stops28h 14mTurkish Airlines
Deal found 11/20$1,336
This Delta deal was found by Cheapflights users on 11/19. 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.
Wed 12/46:00 amSTL - FRA
1 stop19h 40mDelta
Fri 12/1310:40 amFRA - STL
2 stops17h 24mDelta
Deal found 11/19$1,360
This KLM deal was found by Cheapflights users on 11/19. 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.
Wed 12/411:25 amSTL - FRA
2 stops15h 10mKLM
Sat 12/146:55 amFRA - STL
2 stops16h 00mKLM
Deal found 11/19$1,442

Find flights from St. Louis to Heidelberg within your budget

Customize your flight search to find flights from St. Louis 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Wed 2/12

10:59 am-7:45 pm

2 stops25h 46m

Frankfurt am Main

Tue 2/25

4:05 pm-11:37 pm

2 stops38h 32m

$692

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Sun 3/16

4:45 pm-7:25 am

Nonstop8h 40m

Frankfurt am Main

Fri 3/28

10:45 am-2:55 pm

Nonstop10h 10m

$841

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Wed 3/5

3:45 pm-7:25 am

Nonstop8h 40m

Frankfurt am Main

Wed 3/12

9:45 am-12:12 pm

2 stops32h 27m

$842

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Wed 2/5

8:00 am-7:25 am

2 stops16h 25m

Frankfurt am Main

Wed 2/12

9:45 am-2:36 pm

2 stops35h 51m

$844

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Sun 3/16

3:50 pm-11:10 am

1 stop13h 20m

Frankfurt am Main

Fri 3/28

10:45 am-2:55 pm

Nonstop10h 10m

$847

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Tue 3/11

4:30 pm-5:00 pm

2 stops18h 30m

Frankfurt am Main

Fri 3/21

10:50 am-10:25 pm

1 stop17h 35m

$859

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Wed 1/15

7:15 am-8:40 am

1 stop18h 25m

Frankfurt am Main

Thu 1/30

11:40 am-11:37 pm

1 stop18h 57m

$862

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Mon 2/10

12:00 pm-7:50 am

1 stop12h 50m

Frankfurt am Main

Fri 2/21

10:40 am-4:42 pm

1 stop13h 02m

$866

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Fri 1/10

12:00 pm-7:50 am

1 stop12h 50m

Frankfurt am Main

Fri 1/24

11:40 am-8:02 pm

1 stop15h 22m

$893

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Mon 1/13

1:40 pm-6:35 pm

2 stops21h 55m

Frankfurt am Main

Tue 1/28

7:20 pm-7:30 pm

2 stops31h 10m

$920

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 19 results
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Best time to book a flight from St. Louis to Heidelberg

Have a flexible travel schedule? Discover the best time to fly to Heidelberg from St. Louis 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.

Travel insights for flights from St. Louis to Heidelberg

Get recent, data-driven insights about flights from St. Louis to Heidelberg including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from St. Louis to Heidelberg?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Heidelberg. Price data was last updated on November 15, 2024.

The best time to book flights from St. Louis to Heidelberg is 11 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 St. Louis to Heidelberg?

Currently, November is the cheapest month in which you can book a flight from St. Louis to Heidelberg (average of $701). Flying from St. Louis to Heidelberg in June is currently the most expensive (average of $1,116). 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 STL to HE1?

Find hourly flight availability from St. Louis 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 November 20, 2024.

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

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 November 20, 2024.
To help decide which airline to fly from St. Louis to Heidelberg, see what other customers have to say about Aer Lingus, Scandinavian Airlines and Lufthansa. 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.
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

Delta
8.0
Very good
8,756 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

Finnair
7.7
Good
1,300 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

Austrian Airlines
7.6
Good
805 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

Virgin Atlantic
7.5
Good
663 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 10

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 St. Louis to Heidelberg. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Heidelberg?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Heidelberg. On average, Lambert-St Louis has 0 outbound flights to Heidelberg per day from 7 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • What are the cheapest airlines to fly from St. Louis to Heidelberg one-way?

    The cheapest airline one-way is Scandinavian Airlines, with whom users have recently found tickets for as low as $562. However, be on the lookout for offers from British Airways and Iberia, as they are both options that can get you from St. Louis to Heidelberg for a low price.

  • What are the cheapest flights from St. Louis to Heidelberg?

    The cheapest flight price from St. Louis to Heidelberg is $521. On average you can expect to pay $1,410. The most popular route, (Lambert-St Louis - Frankfurt am Main), can usually be booked for $692.

  • Can I find deals for flights from St. Louis to Heidelberg that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Heidelberg?

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

  • Can I find deals for business class flights from St. Louis to Heidelberg?

    Yes. Cheapflights offers flight deals from St. Louis 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 St. Louis to Heidelberg?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Heidelberg (average of $701). Flying from St. Louis to Heidelberg in June is currently the most expensive (average of $1,116). 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 St. Louis to Heidelberg

Discover the top 7 airlines that operate flights from St. Louis 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$575Average$953FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$586Average$803FlexibilityNo cancel feeOn-time70%
KLMCheapest$605Average$937FlexibilityNo cancel feeOn-time75%
DeltaCheapest$665Average$1,122FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$763Average$1,181FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$767Average$1,059FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$949Average$1,252FlexibilityNo cancel feeOn-time67%
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