HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heidelberg

$258+ 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FRA
feb. 20 — feb. 271
vie. 2/20
vie. 2/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Heidelberg with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Boston Logan Intl to Heidelberg are usually found in January or May, booked 59 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap 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 enero 21, 2026.

This KAYAK deal was found by Cheapflights users on 1/20. 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.
mié. 2/47:50 pm
BOS
-
FRA
1 stop10h 15m
Icelandair
mar. 2/101:05 pm
FRA
-
BOS
1 stop10h 45m
Icelandair
Deal found 1/20$508
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/110:30 pm
BOS
-
FRA
2 stops14h 10m
TAP AIR PORTUGAL
sáb. 4/116:05 am
FRA
-
BOS
1 stop14h 35m
TAP AIR PORTUGAL
Deal found 1/20$510
This oojo deal was found by Cheapflights users on 1/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/1310:30 pm
BOS
-
FRA
2 stops14h 10m
TAP AIR PORTUGAL
dom. 4/196:05 am
FRA
-
BOS
1 stop14h 35m
TAP AIR PORTUGAL
Deal found 1/21$511
This FlightHub deal was found by Cheapflights users on 1/20. 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.
jue. 1/296:05 pm
BOS
-
FRA
1 stop16h 50m
TAP AIR PORTUGAL
mié. 2/115:45 pm
FRA
-
BOS
1 stop26h 50m
TAP AIR PORTUGAL
Deal found 1/20$515
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 1/216:05 pm
BOS
-
FRA
1 stop12h 25m
TAP AIR PORTUGAL
mar. 1/275:45 pm
FRA
-
BOS
1 stop26h 50m
TAP AIR PORTUGAL
Deal found 1/20$521
This oojo deal was found by Cheapflights users on 1/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/56:05 pm
BOS
-
FRA
1 stop22h 35m
TAP AIR PORTUGAL
jue. 3/126:00 am
FRA
-
BOS
1 stop14h 35m
TAP AIR PORTUGAL
Deal found 1/21$522
This FlightHub deal was found by Cheapflights users on 1/21. 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.
sáb. 1/2410:25 pm
BOS
-
FRA
1 stop18h 15m
TAP AIR PORTUGAL
vie. 1/301:25 pm
FRA
-
BOS
1 stop31h 10m
TAP AIR PORTUGAL
Deal found 1/21$523
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 1/2510:45 pm
BOS
-
FRA
1 stop12h 10m
TAP AIR PORTUGAL
jue. 2/56:00 am
FRA
-
BOS
1 stop14h 35m
TAP AIR PORTUGAL
Deal found 1/20$524
This FlightHub deal was found by Cheapflights users on 1/20. 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.
mié. 1/286:05 pm
BOS
-
FRA
1 stop16h 50m
TAP AIR PORTUGAL
dom. 2/11:25 pm
FRA
-
BOS
1 stop12h 45m
TAP AIR PORTUGAL
Deal found 1/20$525
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 3/2910:45 pm
BOS
-
FRA
1 stop17h 35m
TAP AIR PORTUGAL
dom. 4/126:05 am
FRA
-
BOS
2 stops19h 50m
TAP AIR PORTUGAL
Deal found 1/20$528
This Cheapflightsfares deal was found by Cheapflights users on 1/21. 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.
lun. 4/2710:30 pm
BOS
-
FRA
2 stops17h 50m
TAP AIR PORTUGAL
lun. 5/186:05 am
FRA
-
BOS
1 stop14h 35m
TAP AIR PORTUGAL
Deal found 1/21$529
This TAP AIR PORTUGAL deal was found by Cheapflights users on 1/20. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 1/2210:45 pm
BOS
-
FRA
1 stop12h 10m
TAP AIR PORTUGAL
lun. 1/265:45 pm
FRA
-
BOS
1 stop27h 00m
TAP AIR PORTUGAL
Deal found 1/20$530

Find flight deals from Boston to Heidelberg

Keep the following information in mind while searching for Boston to Heidelberg flight deals. Data was last updated enero 21, 2026.

Round-trip from

$508
(KAYAK)

One-way from

$258
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$642
From Boston Logan Intl to Heidelberg
Search Deals
One-way flight from Boston Logan Intl to Heidelberg
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($113 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 enero 21, 2026.
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

lun. 2/23

7:50 pm-12:05 pm

1 stop10h 15m

Frankfurt am Main

vie. 2/27

1:05 pm-5:50 pm

1 stop10h 45m

$586

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

lun. 4/13

10:30 pm-6:40 pm

2 stops14h 10m

Frankfurt am Main

dom. 4/19

6:05 am-7:55 pm

2 stops19h 50m

$591

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

lun. 4/27

10:30 pm-6:40 pm

2 stops14h 10m

Frankfurt am Main

dom. 5/10

6:05 am-8:40 pm

2 stops20h 35m

$591

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

lun. 2/9

6:15 am-9:50 am

2 stops21h 35m

Frankfurt am Main

mié. 3/25

3:15 pm-4:50 pm

1 stop30h 35m

$607

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

mar. 5/19

4:45 pm-5:45 am

Nonstop7h 00m

Frankfurt am Main

mié. 5/27

11:25 am-8:36 pm

1 stop15h 11m

$610

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

mar. 3/3

1:45 pm-9:50 am

2 stops14h 05m

Frankfurt am Main

vie. 3/6

10:30 am-3:50 pm

1 stop11h 20m

$613

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

lun. 2/23

10:03 am-9:50 am

2 stops17h 47m

Frankfurt am Main

vie. 2/27

10:30 am-3:50 pm

1 stop11h 20m

$625

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

mié. 2/11

11:30 am-2:30 pm

2 stops21h 00m

Frankfurt am Main

dom. 2/15

10:30 am-3:50 pm

1 stop11h 20m

$635

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

jue. 2/19

5:10 pm-10:05 am

1 stop10h 55m

Frankfurt am Main

lun. 2/23

8:30 pm-6:59 pm

2 stops28h 29m

$672

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

jue. 4/23

6:05 pm-12:30 pm

1 stop12h 25m

Frankfurt am Main

lun. 4/27

6:05 am-7:55 pm

2 stops19h 50m

$673

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 23 results
1
2
3

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 January 16, 2026.

Booking 59 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, November is the cheapest month in which you can book a flight from Boston to Heidelberg (average of $238). Flying from Boston to Heidelberg in March is currently the most expensive (average of $598). 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 enero 21, 2026.

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.

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 enero 21, 2026.
See what other customers who have flown with Alaska Airlines, United Airlines, and Icelandair from Boston to Heidelberg have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,768 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,768 reviews
Alaska Airlines
8.0
Very good
11,768 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,190 reviews
Alaska Airlines
8.0
Very good
11,768 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Icelandair
7.1
Good
602 reviews
Alaska Airlines
8.0
Very good
11,768 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Lufthansa
6.8
Okay
7,736 reviews
Alaska Airlines
8.0
Very good
11,768 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Condor
6.4
Okay
398 reviews
Alaska Airlines
8.0
Very good
11,768 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

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 4 flights from Logan Intl to Heidelberg per day from 15 different airlines.

  • How long is the flight from Boston to Heidelberg?

    A quick flight from Boston to Heidelberg can take about 10h 15m. Icelandair provides one of the quickest options available for as low as $508. There are 3656 mi between Boston and Heidelberg. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $139 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on Icelandair and Condor, with prices starting from $199 and $284, 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: Air Canada (77%), Thai Airways (77%), Brussels Airlines (77%).

  • What are the cheapest flights from Boston to Heidelberg?

    On average you can expect to pay $3,092 for a flight from Boston to Heidelberg. The cheapest flight overall is $320 while the most popular route, (Boston Logan Intl - Frankfurt am Main) is currently priced at $465.

  • 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, November is the cheapest month in which you can book a flight from Boston to Heidelberg (average of $238). Flying from Boston to Heidelberg in March is currently the most expensive (average of $598). 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 enero 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$238Average$671FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$348Average$841FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$474Average$603FlexibilityNo cancel feeOn-time76%
CondorCheapest$474Average$706FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$491Average$651FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$531Average$918FlexibilityNo cancel feeOn-time79%
KLMCheapest$556Average$638FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$562Average$885FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$588Average$647FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$601Average$819FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.