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Heidelberg

$444+ Cheap flights from Philadelphia (PHL) 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.
PHL — FRA
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from Philadelphia to Heidelberg are usually found in November or March, booked 69 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from Philadelphia to Heidelberg

Keep the following information in mind while searching for Philadelphia to Heidelberg flight deals. Data was last updated May 1, 2025.

Round-trip from

$571
(Condor)

One-way from

$444
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$1,233
From Philadelphia to Heidelberg
Search Deals
One-way flight from Philadelphia to Heidelberg
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Highest demand for flights based on searches. 18% potential increase in price ($243 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($38 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 Philadelphia to Heidelberg

Cheapest flights from Philadelphia to Heidelberg
Explore the most affordable flight options available from Philadelphia to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Condor 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/510:16 amPHL - FRA
1 stop12h 59mMultiple Airlines
Mon 5/1211:40 amFRA - PHL
1 stop16h 41mMultiple Airlines
Deal found 4/29$559
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/224:00 pmPHL - FRA
2 stops16h 40mScandinavian Airlines
Mon 9/293:20 pmFRA - PHL
2 stops35h 56mScandinavian Airlines
Deal found 4/30$717
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/278:45 pmPHL - FRA
1 stop13h 45mBritish Airways
Mon 11/105:45 pmFRA - PHL
1 stop25h 25mBritish Airways
Deal found 4/30$777
This CrystalTravel 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/145:35 pmPHL - FRA
Nonstop7h 55mLufthansa
Thu 9/251:10 pmFRA - PHL
Nonstop8h 50mLufthansa
Deal found 4/30$782
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.
Sun 9/1410:20 pmPHL - FRA
1 stop18h 05mAmerican Airlines
Thu 9/259:20 amFRA - PHL
1 stop19h 03mAmerican Airlines
Deal found 4/30$800
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/309:42 amPHL - FRA
2 stops17h 58mDelta
Thu 11/139:50 amFRA - PHL
2 stops19h 13mDelta
Deal found 4/30$817
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/233:20 pmPHL - FRA
1 stop13h 40mUnited Airlines
Wed 8/139:55 amFRA - PHL
2 stops34h 34mUnited Airlines
Deal found 4/30$818
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/189:45 amPHL - FRA
1 stop16h 25mAir Canada
Tue 5/279:55 amFRA - PHL
1 stop18h 11mAir Canada
Deal found 4/30$839
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/298:30 pmPHL - FRA
1 stop20h 05mIberia
Tue 8/1212:10 pmFRA - PHL
1 stop33h 40mIberia
Deal found 4/30$865
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.
Tue 7/297:55 pmPHL - FRA
2 stops16h 40mFinnair
Tue 8/127:20 pmFRA - PHL
2 stops27h 05mFinnair
Deal found 4/30$878
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:35 amPHL - FRA
2 stops27h 25mAustrian Airlines
Mon 12/159:50 pmFRA - PHL
2 stops31h 06mAustrian Airlines
Deal found 4/30$879
This SWISS 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/141:10 pmPHL - FRA
2 stops20h 30mSWISS
Mon 5/198:45 pmFRA - PHL
2 stops26h 55mSWISS
Deal found 4/30$916

Cheapflights Fare Finder

Customize your flight search to find flights from Philadelphia 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 May 1, 2025.
Use the filters below to find and compare flights from Philadelphia to Heidelberg that are best for you.

Fly from

Philadelphia

Fly to

Heidelberg

Route

Depart

Return

Price

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Mon 5/12

6:00 am-5:15 am

1 stop17h 15m

Frankfurt am Main

Wed 5/21

11:40 am-10:21 pm

1 stop16h 41m

$571

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Mon 9/22

4:00 pm-2:40 pm

2 stops16h 40m

Frankfurt am Main

Mon 9/29

3:20 pm-9:16 pm

2 stops35h 56m

$717

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Mon 10/27

8:45 pm-3:30 pm

1 stop13h 45m

Frankfurt am Main

Mon 11/10

5:45 pm-1:10 pm

1 stop25h 25m

$777

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Sun 9/14

5:35 pm-7:30 am

Nonstop7h 55m

Frankfurt am Main

Thu 9/25

1:10 pm-4:00 pm

Nonstop8h 50m

$782

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Sun 9/14

10:20 pm-10:25 pm

1 stop18h 05m

Frankfurt am Main

Thu 9/25

9:20 am-10:23 pm

1 stop19h 03m

$800

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Mon 9/22

5:55 am-8:55 am

1 stop21h 00m

Frankfurt am Main

Wed 10/1

10:40 am-6:20 pm

1 stop13h 40m

$838

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Sun 5/18

9:45 am-8:10 am

1 stop16h 25m

Frankfurt am Main

Tue 5/27

9:55 am-10:06 pm

1 stop18h 11m

$839

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Tue 7/29

8:30 pm-10:35 pm

1 stop20h 05m

Frankfurt am Main

Tue 8/12

12:10 pm-3:50 pm

1 stop33h 40m

$865

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Wed 5/14

9:45 am-8:10 am

1 stop16h 25m

Frankfurt am Main

Tue 5/20

5:05 pm-2:05 pm

2 stops27h 00m

$867

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Tue 7/29

7:55 pm-6:35 pm

2 stops16h 40m

Frankfurt am Main

Tue 8/12

7:20 pm-4:25 pm

2 stops27h 05m

$878

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 24 results
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Best time to book a flight from Philadelphia to Heidelberg

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

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

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Heidelberg. Price data was last updated on April 25, 2025.

The best time to book flights from Philadelphia to Heidelberg is 69 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 Philadelphia to Heidelberg?

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Heidelberg (average of $729). Flying from Philadelphia 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 PHL to HE1?

Find hourly flight availability from Philadelphia 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 May 1, 2025.

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

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

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

Travelers seeking maximum savings on their Philadelphia to Heidelberg flight should consider departing on Tuesday at noon when fares are most often at their lowest. Wednesday mornings 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 May 1, 2025.
Get a feel of what it's like to fly with Delta, Austrian Airlines and Finnair from Philadelphia to Heidelberg by reading reviews from past customers. 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
7,934 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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.
Austrian Airlines
7.6
Good
781 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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 Philadelphia 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 Philadelphia to Heidelberg?

    Philadelphia (PHL) is the airport you will fly out of if you book a flight from Philadelphia to Heidelberg. You should not have trouble finding flights to Heidelberg from Philadelphia; the airport handles an average of 2 outbound flights to Heidelberg per day. You should also have plenty of airline options to choose from since 7 airlines have flights from the Philadelphia airport to Heidelberg. It is only a 7.0 mi journey to Philadelphia (PHL) from Philadelphia’s city center.

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

    One-way options have recently been found by users for as low as $540 on Aer Lingus. Other airlines that offer cheap prices include American Airlines from $570 and Scandinavian Airlines from $593 one-way.

  • What are the most reliable airlines from Philadelphia to Heidelberg?

    The top 3 most reliable airlines when flying from Philadelphia to Heidelberg are Austrian Airlines (73%), Discover Airlines (73%) and Brussels Airlines (73%).

  • What are the cheapest flights from Philadelphia to Heidelberg?

    Looking at all options, your cheapest flight can be booked for $521. While the most popular route (Philadelphia - Frankfurt am Main) can be booked for $548 on average our data indicates $1,337 when flying from Philadelphia to Heidelberg.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to Heidelberg (average of $729). Flying from Philadelphia 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 Philadelphia to Heidelberg

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Philadelphia to Heidelberg

Discover the top 7 airlines that operate flights from Philadelphia 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$624Average$887FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$625Average$975FlexibilityNo cancel feeOn-time71%
Aer LingusCheapest$684Average$848FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$698Average$1,115FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$739Average$1,091FlexibilityNo cancel feeOn-time76%
Discover AirlinesCheapest$765Average$1,158FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$820Average$1,326FlexibilityNo cancel feeOn-time67%

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