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Heidelberg

$285+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — FRA
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
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 Tuesday or Monday and return on a Wednesday

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 July 31, 2025.

Round-trip from

$546
(Condor)

One-way from

$285
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$1,040
From Philadelphia to Heidelberg
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One-way flight from Philadelphia to Heidelberg
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Highest demand for flights based on searches. 17% potential increase in price ($226 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 31, 2025.

This Condor deal was found by Cheapflights users on 7/31. 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.
Thu 8/2110:15 amPHL - FRA
1 stop13h 00mMultiple Airlines
Thu 9/411:45 amFRA - PHL
1 stop11h 55mMultiple Airlines
Deal found 7/31$546
This AirNGo deal was found by Cheapflights users on 7/30. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/249:20 amPHL - FRA
1 stop19h 40mAir Canada
Tue 9/29:55 amFRA - PHL
1 stop18h 13mAir Canada
Deal found 7/30$671
This CrystalTravel deal was found by Cheapflights users on 7/29. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/195:35 pmPHL - FRA
Nonstop7h 55mLufthansa
Tue 8/261:10 pmFRA - PHL
Nonstop8h 50mLufthansa
Deal found 7/29$677
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Tue 10/286:35 pmPHL - FRA
Nonstop7h 40mUnited Airlines
Tue 11/119:45 amFRA - PHL
2 stops44h 30mUnited Airlines
Deal found 7/30$680
This Booking.com deal was found by Cheapflights users on 7/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/246:45 pmPHL - FRA
Nonstop7h 55mDiscover Airlines
Tue 9/21:10 pmFRA - PHL
Nonstop8h 50mDiscover Airlines
Deal found 7/30$713

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 July 31, 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

Thu 8/21

10:15 am-5:15 am

1 stop13h 00m

Frankfurt am Main

Thu 9/4

11:45 am-5:40 pm

1 stop11h 55m

$546

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Sun 8/24

9:20 am-11:00 am

1 stop19h 40m

Frankfurt am Main

Tue 9/2

9:55 am-10:08 pm

1 stop18h 13m

$671

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Tue 8/19

5:35 pm-7:30 am

Nonstop7h 55m

Frankfurt am Main

Tue 8/26

1:10 pm-4:00 pm

Nonstop8h 50m

$677

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Tue 10/28

6:35 pm-7:15 am

Nonstop7h 40m

Frankfurt am Main

Tue 11/11

9:45 am-12:15 am

2 stops44h 30m

$680

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Tue 11/4

5:40 pm-7:30 am

Nonstop7h 50m

Frankfurt am Main

Tue 11/11

1:00 pm-4:05 pm

Nonstop9h 05m

$693

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Wed 10/15

5:30 am-10:20 pm

3 stops34h 50m

$285

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Sat 9/13

4:50 pm-8:10 am

2 stops33h 20m

$459

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Wed 10/15

5:35 pm-7:30 am

Nonstop7h 55m

$460

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Thu 8/21

6:45 pm-8:40 am

Nonstop7h 55m

$511

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

Thu 8/28

6:00 am-8:40 am

2 stops20h 40m

$593

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 12 results
1
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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 July 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 $1,088). 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 July 31, 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.

How much does it cost to fly round-trip from Philadelphia 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 July 31, 2025.
Peruse reviews from past customers who have flown with Delta, Austrian Airlines, and United Airlines from Philadelphia to Heidelberg to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
823 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,902 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.4
Good
1,457 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,977 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 1 outbound flight 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 $459 on Air Canada. Other airlines that offer cheap prices include Lufthansa from $460 and United Airlines from $511 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 United Airlines (79%), Austrian Airlines (77%) and Discover Airlines (77%).

  • What are the cheapest flights from Philadelphia to Heidelberg?

    Looking at all options, your cheapest flight can be booked for $430. While the most popular route (Philadelphia - Frankfurt am Main) can be booked for $581 on average our data indicates $2,514 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 $1,088). 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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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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$624Average$860FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$630Average$968FlexibilityNo cancel feeOn-time71%
Aer LingusCheapest$659Average$852FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$698Average$1,039FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$719Average$1,036FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$750Average$1,198FlexibilityNo cancel feeOn-time67%
Discover AirlinesCheapest$765Average$1,057FlexibilityNo cancel feeOn-timeN/A

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