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Heidelberg

$249+ 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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — FRA
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Philadelphia to Heidelberg are usually found in November or August, booked 69 days in advance, depart on a Tuesday or Wednesday 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 septiembre 15, 2025.

Round-trip from

$528
(Condor)

One-way from

$249
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$966
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 ($224 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 September 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 septiembre 15, 2025.

This Condor deal was found by Cheapflights users on 9/14. 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.
mar. 10/1410:20 amPHL - FRA
1 stop12h 55mMultiple Airlines
mar. 10/2111:40 amFRA - PHL
1 stop12h 08mMultiple Airlines
Deal found 9/14$528
This Condor deal was found by Cheapflights users on 9/15. 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.
jue. 10/167:00 amPHL - FRA
1 stop16h 15mMultiple Airlines
lun. 10/2011:40 amFRA - PHL
1 stop12h 08mMultiple Airlines
Deal found 9/15$551
This FlightHub deal was found by Cheapflights users on 9/14. 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.
mar. 12/21:23 pmPHL - FRA
2 stops19h 07mScandinavian Airlines
jue. 12/113:15 pmFRA - PHL
2 stops37h 33mScandinavian Airlines
Deal found 9/14$596
This Condor deal was found by Cheapflights users on 9/15. 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.
lun. 10/67:00 amPHL - FRA
1 stop16h 15mMultiple Airlines
lun. 10/2011:40 amFRA - PHL
1 stop12h 08mMultiple Airlines
Deal found 9/15$597
This Condor deal was found by Cheapflights users on 9/15. 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.
lun. 9/297:00 amPHL - FRA
1 stop16h 15mMultiple Airlines
lun. 10/611:40 amFRA - PHL
1 stop16h 15mMultiple Airlines
Deal found 9/15$599
This Scandinavian Airlines deal was found by Cheapflights users on 9/14. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/61:42 pmPHL - FRA
2 stops18h 48mScandinavian Airlines
jue. 11/133:15 pmFRA - PHL
2 stops39h 36mScandinavian Airlines
Deal found 9/14$630
This Condor deal was found by Cheapflights users on 9/15. 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.
lun. 9/2210:20 amPHL - FRA
1 stop12h 55mMultiple Airlines
lun. 9/2911:40 amFRA - PHL
1 stop16h 10mMultiple Airlines
Deal found 9/15$647
This Scandinavian Airlines deal was found by Cheapflights users on 9/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/285:02 pmPHL - FRA
2 stops16h 28mScandinavian Airlines
dom. 11/23:15 pmFRA - PHL
2 stops36h 58mScandinavian Airlines
Deal found 9/15$660
This Condor deal was found by Cheapflights users on 9/15. 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.
lun. 10/137:00 amPHL - FRA
1 stop16h 15mMultiple Airlines
lun. 10/2011:40 amFRA - PHL
1 stop12h 08mMultiple Airlines
Deal found 9/15$679
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
mié. 10/88:30 pmPHL - FRA
1 stop12h 50mMultiple Airlines
mié. 10/1510:55 amFRA - PHL
1 stop14h 05mMultiple Airlines
Deal found 9/14$684
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
lun. 11/175:30 pmPHL - FRA
1 stop12h 40mMultiple Airlines
vie. 11/287:30 amFRA - PHL
1 stop14h 30mMultiple Airlines
Deal found 9/15$691

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 septiembre 15, 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

lun. 10/6

7:00 am-5:15 am

1 stop16h 15m

Frankfurt am Main

lun. 10/20

11:40 am-5:48 pm

1 stop12h 08m

$597

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

mar. 10/28

5:02 pm-7:45 pm

2 stops21h 43m

Frankfurt am Main

dom. 11/2

3:15 pm-12:52 am

2 stops39h 37m

$660

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

mié. 10/29

2:25 pm-7:45 pm

2 stops24h 20m

Frankfurt am Main

dom. 11/2

3:15 pm-12:52 am

2 stops39h 37m

$660

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

mar. 12/2

6:35 pm-7:40 pm

1 stop19h 05m

Frankfurt am Main

jue. 12/11

10:50 am-11:59 pm

1 stop19h 09m

$762

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

mar. 11/4

1:50 pm-8:50 am

1 stop13h 00m

Frankfurt am Main

mar. 11/18

10:15 am-8:30 pm

1 stop16h 15m

$766

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

mar. 10/28

5:02 pm-2:30 pm

2 stops16h 28m

Frankfurt am Main

sáb. 11/1

3:15 pm-1:52 am

2 stops39h 37m

$780

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

mar. 12/2

1:23 pm-2:30 pm

2 stops19h 07m

Frankfurt am Main

jue. 12/11

6:55 am-10:48 pm

3 stops21h 53m

$789

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

jue. 2/12

6:35 pm-5:10 pm

1 stop16h 35m

Frankfurt am Main

mar. 2/24

10:50 am-10:05 pm

1 stop17h 15m

$796

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

mar. 11/18

3:30 pm-12:05 pm

2 stops14h 35m

Frankfurt am Main

mar. 12/2

9:45 am-2:47 pm

1 stop11h 02m

$816

PhiladelphiaFrankfurt am Main

PHL - FRA

PHLFRA

Philadelphia

mar. 10/28

9:15 am-7:15 am

1 stop17h 00m

Frankfurt am Main

sáb. 11/8

10:15 am-10:42 pm

1 stop18h 27m

$819

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 20 results
1
2

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 September 12, 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 $1,091). 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 septiembre 15, 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.

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 septiembre 15, 2025.
Peruse reviews from past customers who have flown with United Airlines, American Airlines, and Aer Lingus 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.
United Airlines
7.4
Good
8,929 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,929 reviews
United Airlines
7.4
Good
8,929 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,929 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Aer Lingus
7.2
Good
1,270 reviews
United Airlines
7.4
Good
8,929 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Lufthansa
6.8
Okay
7,407 reviews
United Airlines
7.4
Good
8,929 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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.

  • How long is the flight from Philadelphia to Heidelberg?

    Scandinavian Airlines and British Airways can get you from Philadelphia to Heidelberg in just under 19h 05m. Your travel time can differ by up to 2h 38m. There are 3935 mi between Philadelphia and Heidelberg. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The top 3 most reliable airlines when flying from Philadelphia to Heidelberg are Lufthansa (47%), United Airlines (45%) and Austrian Airlines (44%).

  • What are the cheapest flights from Philadelphia to Heidelberg?

    Looking at all options, your cheapest flight can be booked for $459. While the most popular route (Philadelphia - Frankfurt am Main) can be booked for $528 on average, our data indicates $2,018 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 $1,091). 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 septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$659Average$852FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$660Average$934FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$685Average$1,198FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$698Average$1,035FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$703Average$1,008FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$706Average$963FlexibilityNo cancel feeOn-time71%
Discover AirlinesCheapest$752Average$1,101FlexibilityNo cancel feeOn-timeN/A

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