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Frankfurt am Main

$168+ Cheap flights from Boston (BOS) to Frankfurt am Main

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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FRA
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Frankfurt am Main are usually found in May or August, booked 41 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from Boston to Frankfurt am Main

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Frankfurt am Main (FK0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 14, 2025.

Round-trip from

$544
(Kiwi.com)

One-way from

$168
(Flysmarter)

Popular in

April

Cheapest in

May

Average price

$703
From Boston Logan Intl to Frankfurt am Main
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One-way flight from Boston Logan Intl to Frankfurt am Main
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Highest demand for flights based on searches. 5% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Boston to Frankfurt am Main

Cheapest flights from Boston to Frankfurt am Main
Explore the most affordable flight options available from Boston to Frankfurt am Main. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Thu 9/48:50 pmBOS - FRA
1 stop27h 10mIcelandair
Thu 9/112:00 pmFRA - BOS
1 stop27h 35mIcelandair
Deal found 8/13$544
This oojo deal was found by Cheapflights users on 8/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/194:00 pmBOS - FRA
Nonstop7h 15mCondor
Tue 9/2311:40 amFRA - BOS
Nonstop8h 15mCondor
Deal found 8/12$546
This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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.
Mon 10/1311:15 pmBOS - FRA
2 stops17h 05mTAP AIR PORTUGAL
Mon 10/206:05 amFRA - BOS
1 stop14h 15mTAP AIR PORTUGAL
Deal found 8/13$547
This Condor deal was found by Cheapflights users on 8/12. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:14 amBOS - FRA
1 stop13h 31mMultiple Airlines
Sun 9/2811:45 amFRA - BOS
Nonstop8h 15mMultiple Airlines
Deal found 8/12$548
This Mytrip deal was found by Cheapflights users on 8/13. 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 9/149:40 pmBOS - HHN
2 stops19h 40mMultiple Airlines
Mon 9/228:50 pmHHN - BOS
2 stops23h 30mMultiple Airlines
Deal found 8/13$549
This Gurufare deal was found by Cheapflights users on 8/13. 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.
Sat 10/258:50 pmBOS - FRA
1 stop10h 15mIcelandair
Fri 10/311:05 pmFRA - BOS
1 stop10h 45mIcelandair
Deal found 8/13$550
This Gurufare deal was found by Cheapflights users on 8/12. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/128:50 pmBOS - FRA
1 stop10h 10mIcelandair
Thu 10/162:00 pmFRA - BOS
1 stop10h 50mIcelandair
Deal found 8/12$551
This FlightHub deal was found by Cheapflights users on 8/12. 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.
Mon 9/14:00 pmBOS - FRA
Nonstop7h 15mCondor
Mon 9/1511:40 amFRA - BOS
Nonstop8h 15mCondor
Deal found 8/12$552
This Delta deal was found by Cheapflights users on 8/13. 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 9/41:35 pmBOS - FRA
1 stop13h 20mDelta
Thu 9/1111:50 amFRA - BOS
1 stop13h 15mDelta
Deal found 8/13$553
This Booking.com deal was found by Cheapflights users on 8/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/35:30 pmBOS - FRA
1 stop10h 45mAer Lingus
Thu 10/910:55 amFRA - BOS
1 stop13h 50mAer Lingus
Deal found 8/12$554
This oojo deal was found by Cheapflights users on 8/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2310:40 pmBOS - FRA
1 stop17h 40mTAP AIR PORTUGAL
Tue 9/307:40 pmFRA - BOS
2 stops31h 05mTAP AIR PORTUGAL
Deal found 8/12$555
This Delta deal was found by Cheapflights users on 8/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/289:59 amBOS - FRA
1 stop16h 41mDelta
Tue 10/77:05 amFRA - BOS
2 stops14h 56mDelta
Deal found 8/14$557

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Frankfurt am Main 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 August 14, 2025.
Use the filters below to find and compare flights from Boston to Frankfurt am Main that are best for you.

Fly from

Boston

Fly to

Frankfurt am Main

Route

Depart

Return

Price

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Tue 10/14

1:15 pm-9:35 am

2 stops14h 20m

Frankfurt am Main

Wed 10/29

9:50 am-11:16 pm

1 stop18h 26m

$544

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Tue 10/21

4:00 pm-5:15 am

Nonstop7h 15m

Frankfurt am Main

Wed 11/5

11:15 am-8:07 pm

1 stop14h 52m

$548

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Thu 9/4

10:14 am-5:45 am

1 stop13h 31m

Frankfurt am Main

Sun 9/28

11:45 am-2:00 pm

Nonstop8h 15m

$548

BostonFrankfurt am Main

BOS - HHN

BOSHHN

Boston Logan Intl

Sun 9/14

9:40 pm-11:20 pm

2 stops19h 40m

Frankfurt-Hahn

Mon 9/22

8:50 pm-2:20 pm

2 stops23h 30m

$549

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Sun 9/14

11:35 pm-1:00 pm

1 stop31h 25m

Frankfurt am Main

Sat 9/20

2:00 pm-10:00 pm

1 stop14h 00m

$550

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Tue 9/16

10:01 am-5:45 am

1 stop13h 44m

Frankfurt am Main

Tue 9/30

11:40 am-1:55 pm

Nonstop8h 15m

$550

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Sun 9/14

7:08 am-5:45 am

1 stop16h 37m

Frankfurt am Main

Sun 9/28

11:45 am-2:00 pm

Nonstop8h 15m

$550

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Thu 9/4

7:15 am-5:45 am

1 stop16h 30m

Frankfurt am Main

Thu 9/18

11:45 am-2:00 pm

Nonstop8h 15m

$550

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Sat 11/29

6:05 pm-10:40 pm

1 stop22h 35m

Frankfurt am Main

Sun 12/7

1:25 pm-8:10 pm

1 stop12h 45m

$553

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Thu 9/4

1:35 pm-8:55 am

1 stop13h 20m

Frankfurt am Main

Thu 9/11

11:50 am-7:05 pm

1 stop13h 15m

$553

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 39 results
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The best insider tips for Boston to Frankfurt am Main flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Frankfurt am Main trip
Airports
BOS

Use the FlyLogan App for real-time flight updates, premium Wi-Fi, and pre-ordering food, enhancing your departure experience.

Read more about BOSby Paul Rubio
FRA

For quick city access, take the S8 or S9 trains from Terminal 1 to Frankfurt Hauptbahnhof in about 15 minutes.

Read more about FRAby Blane Bachelor
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on FRA

Blane Bachelor

Blane Bachelor

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Paul Rubio

Paul Rubio

Expert on BOS

Paul Rubio

Paul Rubio

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more

Best time to book a flight from Boston to Frankfurt am Main

Have a flexible travel schedule? Discover the best time to fly to Frankfurt am Main 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 Frankfurt am Main

How far ahead should I book a flight from Boston to Frankfurt am Main?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Frankfurt am Main. Price data was last updated on August 8, 2025.

To ensure you get the cheapest price possible for a flight from Boston to Frankfurt am Main, you should look to book at least 27 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Boston to Frankfurt am Main?

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

Find hourly flight availability from Boston to Frankfurt am Main. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

When flying from Boston to Frankfurt am Main, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 40% versus a flight at noon.

What is the cheapest day to fly from Boston to Frankfurt am Main?

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

Travelers seeking maximum savings on their Boston to Frankfurt am Main 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 Frankfurt am Main

Explore weekly flight availability from Boston to Frankfurt am Main. 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 August 14, 2025.

The most flights from BOS to FK0 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).

How much does it cost to fly round-trip from Boston to Frankfurt am Main?

Reviews of airlines servicing Frankfurt am Main

Get insights into the airlines that provide service to Frankfurt am Main. 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 Frankfurt am Main. Reviews last updated August 14, 2025.
Read through reviews of airlines operating flights from Boston to Frankfurt am Main, such as Alaska Airlines, United Airlines, and Icelandair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
United Airlines
7.4
Good
8,916 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Icelandair
7.0
Good
526 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Lufthansa
6.8
Okay
7,317 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Condor
6.3
Okay
354 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Related info for your journey

Find useful and relevant information for your journey from Boston to Frankfurt am Main. 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 Frankfurt am Main?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to Frankfurt am Main. 11 airlines have flights from Logan Intl to Frankfurt am Main on a regular basis. Booking flights from Boston Logan Intl to Frankfurt am Main should not be difficult; the airport handles an average of 10 outbound flights to Frankfurt am Main per day.

  • What are the cheapest airlines flying from Boston to Frankfurt am Main round-trip?

    According to our current data, Condor ($463), Icelandair ($467), and Aer Lingus ($507) offers the cheapest pricing from Boston to Frankfurt am Main. Users have found that Condor is 43% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Boston to Frankfurt am Main?

    Consider Alaska Airlines (81%), Condor (80%) or Brussels Airlines (76%) when booking your flight. These represent the most reliable airlines when flying from Boston to Frankfurt am Main.

  • What are the cheapest flights from Boston to Frankfurt am Main?

    On average you can expect to pay $2,858 for a flight from Boston to Frankfurt am Main. The cheapest flight overall is $320 while the most popular route, (Boston Logan Intl - Frankfurt am Main) is currently priced at $408.

  • Can I find deals for flights from Boston to Frankfurt am Main that include hotel bookings?

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

  • How can I find direct flights from Boston to Frankfurt am Main?

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

  • Can I find deals for business class flights from Boston to Frankfurt am Main?

    Yes. Cheapflights offers flight deals from Boston to Frankfurt am Main 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 Frankfurt am Main?

    Currently, January is the cheapest month in which you can book a flight from Boston to Frankfurt am Main (average of $729). Flying from Boston to Frankfurt am Main 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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Top 10 airlines flying from Boston to Frankfurt am Main

Discover the top 10 airlines that operate flights from Boston to Frankfurt am Main. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
CondorCheapest$463Average$711FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$467Average$663FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$507Average$706FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$535Average$656FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$561Average$683FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$578Average$858FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$588Average$1,451FlexibilityNo cancel feeOn-time71%
Turkish AirlinesCheapest$620Average$732FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$702Average$1,074FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$706Average$831FlexibilityNo cancel feeOn-time75%

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