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Frankfurt am Main

$237+ 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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FRA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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 59 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

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 October 30, 2025.

Round-trip from

$505
(Icelandair)

One-way from

$237
(Kiwi.com)

Popular in

April

Cheapest in

May

Average price

$774
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. 7% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 30, 2025.

This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/241:10 pmBOS - FRA
2 stops13h 45mDelta
Sat 2/2110:40 amFRA - BOS
1 stop13h 10mDelta
Deal found 10/29$506
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/141:00 pmBOS - FRA
1 stop12h 50mDelta
Sun 11/237:05 amFRA - BOS
2 stops18h 55mDelta
Deal found 10/29$507
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/41:15 pmBOS - FRA
1 stop12h 35mDelta
Wed 11/266:55 amFRA - BOS
2 stops15h 19mDelta
Deal found 10/29$508
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/245:40 amBOS - FRA
1 stop21h 00mDelta
Mon 2/236:55 amFRA - BOS
2 stops21h 38mDelta
Deal found 10/30$509
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:30 pmBOS - FRA
1 stop16h 15mDelta
Sat 12/137:05 amFRA - BOS
1 stop15h 15mDelta
Deal found 10/30$512
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:30 pmBOS - FRA
1 stop16h 15mDelta
Sat 12/66:55 amFRA - BOS
1 stop12h 25mDelta
Deal found 10/30$513
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:30 pmBOS - FRA
1 stop16h 15mDelta
Mon 11/37:05 amFRA - BOS
2 stops17h 50mDelta
Deal found 10/30$516
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/99:59 amBOS - FRA
2 stops16h 56mDelta
Tue 12/232:15 pmFRA - BOS
1 stop29h 05mDelta
Deal found 10/30$517
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/263:00 pmBOS - FRA
2 stops16h 40mDelta
Mon 2/2310:40 amFRA - BOS
1 stop15h 06mDelta
Deal found 10/30$519
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:30 pmBOS - FRA
1 stop16h 15mDelta
Fri 12/57:05 amFRA - BOS
2 stops17h 54mDelta
Deal found 10/29$521
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 12/410:40 pmBOS - HHN
2 stops19h 10mMultiple Airlines
Sat 12/1311:10 amHHN - BOS
1 stop15h 45mMultiple Airlines
Deal found 10/28$558
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:50 pmBOS - HHN
2 stops19h 05mMultiple Airlines
Sat 12/1311:10 amHHN - BOS
1 stop15h 45mMultiple Airlines
Deal found 10/29$565

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 October 30, 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

Thu 11/27

12:00 pm-11:15 am

2 stops17h 15m

Frankfurt am Main

Sat 2/21

10:40 am-11:38 pm

1 stop18h 58m

$506

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Wed 11/19

9:15 am-8:40 am

1 stop17h 25m

Frankfurt am Main

Wed 12/3

7:05 am-6:59 pm

2 stops17h 54m

$507

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Thu 11/27

3:05 pm-7:50 am

1 stop10h 45m

Frankfurt am Main

Sun 12/7

12:00 pm-11:55 pm

2 stops17h 55m

$508

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Thu 12/4

8:45 pm-7:50 am

1 stop29h 05m

Frankfurt am Main

Sat 12/13

6:55 am-7:33 am

2 stops30h 38m

$508

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Fri 11/28

6:30 pm-4:45 pm

1 stop16h 15m

Frankfurt am Main

Sat 12/13

7:05 am-4:20 pm

1 stop15h 15m

$512

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Sun 11/30

7:10 pm-5:15 pm

1 stop16h 05m

Frankfurt am Main

Tue 12/9

12:00 pm-4:20 pm

1 stop10h 20m

$526

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Mon 12/1

8:50 pm-1:40 pm

1 stop10h 50m

Frankfurt am Main

Tue 12/9

10:15 am-6:59 pm

2 stops14h 44m

$531

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Mon 11/3

8:50 pm-1:40 pm

1 stop10h 50m

Frankfurt am Main

Mon 11/10

10:15 am-7:15 pm

2 stops15h 00m

$536

BostonFrankfurt am Main

BOS - HHN

BOSHHN

Boston Logan Intl

Wed 11/26

6:15 am-3:15 pm

3 stops27h 00m

Frankfurt-Hahn

Mon 12/1

12:45 pm-2:05 pm

2 stops31h 20m

$579

BostonFrankfurt am Main

BOS - HHN

BOSHHN

Boston Logan Intl

Sun 11/23

7:50 pm-10:40 pm

2 stops20h 50m

Frankfurt-Hahn

Mon 2/23

12:45 pm-8:55 pm

1 stop14h 10m

$606

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 37 results
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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 October 24, 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 59 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, November is the cheapest month in which you can book a flight from Boston to Frankfurt am Main (average of $238). Flying from Boston to Frankfurt am Main in December is currently the most expensive (average of $582). 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 October 30, 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 39% 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 Monday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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

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 October 30, 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
11,217 reviews

Comfort

7.8

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,217 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,998 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Icelandair
7.1
Good
562 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Lufthansa
6.8
Okay
7,541 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Condor
6.4
Okay
385 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

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 2 outbound flights to Frankfurt am Main per day.

  • How long is the flight from Boston to Frankfurt am Main?

    Delta can get you from Boston to Frankfurt am Main in just under 17h 15m. Your travel time can differ by up to . The distance between Boston and Frankfurt am Main is about 3656 mi.

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

    According to our current data, Aer Lingus ($238), Icelandair ($474), and Condor ($476) offers the cheapest pricing from Boston to Frankfurt am Main. Users have found that Aer Lingus is 70% cheaper than the other options available to this destination.

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

    Consider Thai Airways (93%), Air Canada (88%) or United Airlines (88%) 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 $2,872 for a flight from Boston to Frankfurt am Main. The cheapest flight overall is $347 while the most popular route, (Boston Logan Intl - Frankfurt am Main) is currently priced at $421.

  • 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, November is the cheapest month in which you can book a flight from Boston to Frankfurt am Main (average of $238). Flying from Boston to Frankfurt am Main in December is currently the most expensive (average of $582). 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 Boston to Frankfurt am Main

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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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$238Average$688FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$474Average$660FlexibilityNo cancel feeOn-time76%
CondorCheapest$476Average$708FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$535Average$651FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$547Average$862FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$564Average$686FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$650Average$710FlexibilityNo cancel feeOn-time77%
Alaska AirlinesCheapest$711Average$833FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$739Average$1,072FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$939Average$1,432FlexibilityNo cancel feeOn-time71%

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