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Heidelberg

$457+ Cheap flights from Boston (BOS) 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FRA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Heidelberg are usually found in May or August, booked 45 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Cheap flight deals from Boston to Heidelberg

Keep the following information in mind while searching for Boston to Heidelberg flight deals. Data was last updated June 12, 2025.

Round-trip from

$525
(FlightHub)

One-way from

$457
(WestJet)

Popular in

April

Cheapest in

May

Average price

$825
From Boston Logan Intl to Heidelberg
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One-way flight from Boston Logan Intl to Heidelberg
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Highest demand for flights based on searches. 5% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Boston to Heidelberg

Cheapest flights from Boston to Heidelberg
Explore the most affordable flight options available from Boston to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:05 pmBOS - FRA
1 stop22h 35mTAP AIR PORTUGAL
Sun 11/236:00 amFRA - BOS
1 stop20h 10mTAP AIR PORTUGAL
Deal found 6/12$519
This Scandinavian Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 11/105:35 pmBOS - FRA
1 stop14h 55mScandinavian Airlines
Wed 11/193:15 pmFRA - BOS
1 stop30h 35mScandinavian Airlines
Deal found 6/10$522
This FlightHub deal was found by Cheapflights users on 6/12. 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 8/199:25 pmBOS - FRA
1 stop16h 30mAer Lingus
Tue 9/2310:55 amFRA - BOS
1 stop13h 50mAer Lingus
Deal found 6/12$530
This Gotogate deal was found by Cheapflights users on 6/11. 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.
Tue 8/54:00 pmBOS - FRA
Nonstop7h 15mCondor
Mon 8/2511:40 amFRA - BOS
Nonstop8h 15mCondor
Deal found 6/11$569
This Booking.com deal was found by Cheapflights users on 6/10. 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.
Tue 7/2911:35 pmBOS - FRA
1 stop24h 25mIcelandair
Mon 1/191:05 pmFRA - BOS
1 stop10h 40mIcelandair
Deal found 6/10$573
This Iberia deal was found by Cheapflights users on 6/10. 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.
Sun 11/95:08 pmBOS - FRA
1 stop33h 42mIberia
Wed 11/1910:55 amFRA - BOS
1 stop34h 12mIberia
Deal found 6/10$596
This Gotogate deal was found by Cheapflights users on 6/11. 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.
Tue 11/113:20 pmBOS - FRA
1 stop10h 05mMultiple Airlines
Tue 11/259:50 amFRA - BOS
2 stops16h 28mMultiple Airlines
Deal found 6/11$598
This American Airlines deal was found by Cheapflights users on 6/10. 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 8/177:30 pmBOS - FRA
1 stop20h 55mAmerican Airlines
Tue 12/164:20 pmFRA - BOS
1 stop11h 35mAmerican Airlines
Deal found 6/10$617
This Lufthansa deal was found by Cheapflights users on 6/10. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/104:15 pmBOS - FRA
Nonstop7h 15mLufthansa
Fri 11/2111:05 amFRA - BOS
Nonstop8h 20mLufthansa
Deal found 6/10$639
This United Airlines deal was found by Cheapflights users on 6/11. 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 12/36:00 amBOS - FRA
1 stop19h 25mUnited Airlines
Tue 12/911:05 amFRA - BOS
Nonstop8h 20mUnited Airlines
Deal found 6/11$640
This Air Canada deal was found by Cheapflights users on 6/11. 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.
Wed 12/310:40 amBOS - FRA
2 stops14h 45mAir Canada
Tue 12/99:45 amFRA - BOS
1 stop10h 53mAir Canada
Deal found 6/11$646

Cheapflights Fare Finder

Customize your flight search to find flights from Boston 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 June 12, 2025.
Use the filters below to find and compare flights from Boston to Heidelberg that are best for you.

Fly from

Boston

Fly to

Heidelberg

Route

Depart

Return

Price

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Sun 11/9

6:05 pm-10:40 pm

1 stop22h 35m

Frankfurt am Main

Sun 11/23

6:00 am-8:10 pm

1 stop20h 10m

$519

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Mon 11/10

5:35 pm-2:30 pm

1 stop14h 55m

Frankfurt am Main

Wed 11/19

3:15 pm-3:50 pm

1 stop30h 35m

$522

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Tue 8/19

9:25 pm-7:55 pm

1 stop16h 30m

Frankfurt am Main

Tue 9/23

10:55 am-6:45 pm

1 stop13h 50m

$530

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Tue 8/5

4:00 pm-5:15 am

Nonstop7h 15m

Frankfurt am Main

Mon 8/25

11:40 am-1:55 pm

Nonstop8h 15m

$569

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Tue 7/29

11:35 pm-6:00 am

1 stop24h 25m

Frankfurt am Main

Mon 1/19

1:05 pm-5:45 pm

1 stop10h 40m

$573

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Sun 11/9

5:08 pm-8:50 am

1 stop33h 42m

Frankfurt am Main

Wed 11/19

10:55 am-3:07 pm

1 stop34h 12m

$596

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Tue 11/11

3:20 pm-7:25 am

1 stop10h 05m

Frankfurt am Main

Tue 11/25

9:50 am-8:18 pm

2 stops16h 28m

$598

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Sun 8/17

7:30 pm-10:25 pm

1 stop20h 55m

Frankfurt am Main

Tue 12/16

4:20 pm-9:55 pm

1 stop11h 35m

$617

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Sun 8/17

5:50 pm-6:55 am

Nonstop7h 05m

Frankfurt am Main

Tue 12/16

11:05 am-1:25 pm

Nonstop8h 20m

$638

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Wed 12/3

6:00 am-7:25 am

1 stop19h 25m

Frankfurt am Main

Tue 12/9

11:05 am-1:25 pm

Nonstop8h 20m

$640

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 29 results
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Best time to book a flight from Boston to Heidelberg

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

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Heidelberg. Price data was last updated on June 9, 2025.

Booking 45 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Heidelberg. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Boston to Heidelberg?

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

Find hourly flight availability from Boston 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 June 12, 2025.

When flying from Boston to Heidelberg, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

Travelers seeking maximum savings on their Boston to Heidelberg flight should consider departing on Sunday mornings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boston to Heidelberg

Explore weekly flight availability from Boston to Heidelberg. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from BOS to HE1 are scheduled on a Monday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

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 June 12, 2025.
Read reviews from past customers who have flown Delta, Azores Airlines and Austrian Airlines from Boston to Heidelberg. 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
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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!
Azores Airlines
7.6
Good
66 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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
802 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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!
Cathay Pacific
7.6
Good
892 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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 Boston 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 Boston to Heidelberg?

    If you book a flight to Heidelberg from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston. There are 10 flights from Logan Intl to Heidelberg per day from 15 different airlines.

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

    $457 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Lufthansa and ITA Airways, with prices starting from $460 and $464, respectively.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Heidelberg on time: Thai Airways (73%), Air Canada (64%), Brussels Airlines (64%).

  • What are the cheapest flights from Boston to Heidelberg?

    On average you can expect to pay $3,487 for a flight from Boston to Heidelberg. The cheapest flight overall is $335 while the most popular route, (Boston Logan Intl - Frankfurt am Main) is currently priced at $422.

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

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Boston to Heidelberg

Discover the top 10 airlines that operate flights from Boston 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
CondorCheapest$458Average$713FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$465Average$664FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$526Average$703FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$547Average$658FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$550Average$888FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$561Average$739FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$578Average$1,451FlexibilityNo cancel feeOn-time71%
DeltaCheapest$603Average$846FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$617Average$905FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$635Average$749FlexibilityNo cancel feeOn-time77%

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