Frankfurt am Main

$235+ 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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FRA
Jan 17 — Jan 241
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Find cheap flights from Boston to Frankfurt am Main with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Boston Logan Intl to Frankfurt am Main are usually found in January or May, booked 56 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap 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 December 18, 2025.

This Air France deal was found by Cheapflights users on 12/15. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/291:45 pmBOS - FRA
1 stop12h 55mAir France
Wed 1/1410:40 amFRA - BOS
1 stop17h 38mAir France
Deal found 12/15$510
This American Airlines deal was found by Cheapflights users on 12/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:35 pmBOS - FRA
1 stop13h 15mAmerican Airlines
Fri 1/306:30 amFRA - BOS
1 stop19h 20mAmerican Airlines
Deal found 12/15$515
This Delta deal was found by Cheapflights users on 12/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:30 amBOS - FRA
1 stop20h 20mDelta
Fri 1/307:05 amFRA - BOS
2 stops18h 53mDelta
Deal found 12/15$538
This Cheapflightsfares deal was found by Cheapflights users on 12/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:50 pmBOS - FRA
1 stop10h 15mIcelandair
Sat 2/71:05 pmFRA - BOS
1 stop10h 45mIcelandair
Deal found 12/15$577
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/317:50 pmBOS - FRA
1 stop10h 15mIcelandair
Tue 1/131:05 pmFRA - BOS
1 stop10h 45mIcelandair
Deal found 12/17$614
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/315:20 pmBOS - FRA
1 stop10h 45mAer Lingus
Sun 1/118:00 pmFRA - BOS
2 stops27h 13mAer Lingus
Deal found 12/17$704
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/3110:55 amBOS - FRA
1 stop15h 55mAmerican Airlines
Sun 1/117:25 amFRA - BOS
1 stop20h 30mAmerican Airlines
Deal found 12/16$722
This Icelandair deal was found by Cheapflights users on 12/15. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:10 amBOS - FRA
2 stops23h 55mIcelandair
Wed 1/141:05 pmFRA - BOS
1 stop10h 45mIcelandair
Deal found 12/15$776
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
Mon 12/295:20 pmBOS - HHN
1 stop11h 10mMultiple Airlines
Wed 1/1412:05 pmHHN - BOS
2 stops38h 50mMultiple Airlines
Deal found 12/15$781
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/315:20 pmBOS - FRA
1 stop10h 45mAer Lingus
Mon 1/1210:45 amFRA - BOS
2 stops36h 28mAer Lingus
Deal found 12/17$819
This CheapOair deal was found by Cheapflights users on 12/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:01 amBOS - FRA
2 stops22h 19mBritish Airways
Sun 1/117:10 pmFRA - BOS
2 stops26h 38mBritish Airways
Deal found 12/16$822
This Mytrip deal was found by Cheapflights users on 12/17. 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.
Sat 12/276:15 amBOS - HHN
3 stops36h 15mMultiple Airlines
Thu 1/159:20 pmHHN - BOS
3 stops28h 40mMultiple Airlines
Deal found 12/17$951

Find 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 December 18, 2025.

Round-trip from

$506
(oojo)

One-way from

$235
(Flighttix)

Popular in

April

Cheapest in

January

Average price

$797
From Boston Logan Intl to Frankfurt am Main
One-way flight from Boston Logan Intl to Frankfurt am Main
Highest demand for flights based on searches. 10% potential increase in price ($96 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Average for round-trip flights in December 2025

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 December 18, 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

Sat 2/14

10:00 am-7:15 am

1 stop15h 15m

Frankfurt am Main

Tue 2/24

10:15 am-8:29 pm

1 stop16h 14m

$525

BostonFrankfurt am Main

BOS - HHN

BOSHHN

Boston Logan Intl

Mon 2/16

10:40 pm-2:50 pm

1 stop34h 10m

Frankfurt-Hahn

Wed 2/25

3:15 pm-8:55 pm

1 stop35h 40m

$536

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Tue 2/17

7:50 pm-12:05 pm

1 stop10h 15m

Frankfurt am Main

Thu 2/26

1:05 pm-5:50 pm

1 stop10h 45m

$549

BostonFrankfurt am Main

BOS - HHN

BOSHHN

Boston Logan Intl

Sun 1/18

10:40 pm-5:50 pm

1 stop13h 10m

Frankfurt-Hahn

Fri 1/23

9:05 am-8:55 pm

2 stops41h 50m

$549

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Wed 2/18

7:50 pm-12:05 pm

1 stop10h 15m

Frankfurt am Main

Tue 2/24

1:05 pm-5:50 pm

1 stop10h 45m

$564

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Sun 1/25

7:50 pm-12:05 pm

1 stop10h 15m

Frankfurt am Main

Thu 1/29

1:05 pm-5:50 pm

1 stop10h 45m

$564

BostonFrankfurt am Main

BOS - HHN

BOSHHN

Boston Logan Intl

Sun 1/11

10:40 pm-5:50 pm

1 stop13h 10m

Frankfurt-Hahn

Mon 2/2

10:40 pm-8:55 pm

2 stops28h 15m

$581

BostonFrankfurt am Main

BOS - HHN

BOSHHN

Boston Logan Intl

Wed 2/18

4:45 pm-3:15 pm

2 stops16h 30m

Frankfurt-Hahn

Mon 2/23

12:45 pm-8:55 pm

1 stop14h 10m

$590

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Thu 2/19

7:50 pm-12:05 pm

1 stop10h 15m

Frankfurt am Main

Wed 2/25

1:05 pm-5:50 pm

1 stop10h 45m

$599

BostonFrankfurt am Main

BOS - HHN

BOSHHN

Boston Logan Intl

Sun 1/11

10:40 pm-5:50 pm

1 stop13h 10m

Frankfurt-Hahn

Fri 1/30

8:05 pm-8:55 pm

2 stops30h 50m

$609

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 40 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 December 12, 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 56 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 June is currently the most expensive (average of $591). 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 December 18, 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.

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 December 18, 2025.

The most flights from BOS to FK0 are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

How often are flights from Boston to Frankfurt am Main delayed?

About 13% of weekly flights between Boston and Frankfurt am Main have experienced delays in the past year, with the average delay time being 142 minutes.

What is the most punctual flight time for Boston to Frankfurt am Main flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Boston to Frankfurt am Main flights?

Over the last year, Lufthansa have had the lowest number of delays on this route, with just 12% of flights being delayed.

The best insider tips for Boston to Frankfurt am Main flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
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.

FRA

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

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 December 18, 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.

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

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. 13 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 5 outbound flights to Frankfurt am Main per day.

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

    Icelandair can get you from Boston to Frankfurt am Main in just under 10h 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), Delta ($348), and Icelandair ($474) offers the cheapest pricing from Boston to Frankfurt am Main. Users have found that Aer Lingus is 69% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Boston to Frankfurt am Main one-way?

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $139. Users have also found prices from $199 and $284 on Icelandair and Condor, respectively.

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

    Consider Air Canada (90%), Brussels Airlines (90%) or United Airlines (90%) 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 $3,091 for a flight from Boston to Frankfurt am Main. The cheapest flight overall is $382 while the most popular route, (Boston Logan Intl - Frankfurt am Main) is currently priced at $370.

  • 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 June is currently the most expensive (average of $591). 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$238Average$685FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$348Average$697FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$474Average$624FlexibilityNo cancel feeOn-time76%
CondorCheapest$480Average$712FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$515Average$648FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$547Average$852FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$553Average$683FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$653Average$708FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$659Average$1,104FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$718Average$844FlexibilityNo cancel feeOn-time75%

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