HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Frankfurt

$444+ Cheap flights from Boston (BOS) to Frankfurt (FRA)

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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FRA
ago. 2 — ago. 91
sáb. 8/2
sáb. 8/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Frankfurt 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 Frankfurt am Main are usually found in May or August, booked 45 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Boston to Frankfurt

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Frankfurt (FRA). 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 julio 28, 2025.

Round-trip from

$549
(FlightHub)

One-way from

$444
(Thrive Travel)

Popular in

April

Cheapest in

May

Average price

$797

Good round-trip deal

$605 or less

Good one-way deal

$458 or less
From Boston Logan Intl to Frankfurt am Main
Search Deals
One-way flight from Boston Logan Intl to Frankfurt am Main
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Frankfurt am Main.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Frankfurt am Main.
Search Deals

Find flight deals from Boston to Frankfurt

Cheapest flights from Boston to Frankfurt
Explore the most affordable flight options available from Boston to Frankfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 28, 2025.

This FlightHub deal was found by Cheapflights users on 7/27. 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.
lun. 8/188:50 pmBOS - FRA
1 stop10h 10mIcelandair
vie. 8/222:00 pmFRA - BOS
1 stop10h 50mIcelandair
Deal found 7/27$549
This oojo deal was found by Cheapflights users on 7/27. 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. 8/2410:20 pmBOS - FRA
1 stop14h 30mTAP AIR PORTUGAL
mar. 9/97:40 pmFRA - BOS
1 stop24h 40mTAP AIR PORTUGAL
Deal found 7/27$551
This AirNGo deal was found by Cheapflights users on 7/25. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/54:00 pmBOS - FRA
Nonstop7h 15mCondor
mar. 8/2611:40 amFRA - BOS
Nonstop8h 15mCondor
Deal found 7/25$557
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/273:20 pmBOS - FRA
2 stops14h 45mMultiple Airlines
mié. 9/38:40 pmFRA - BOS
2 stops23h 50mMultiple Airlines
Deal found 7/28$560
This FlightHub deal was found by Cheapflights users on 7/26. 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.
dom. 10/55:30 pmBOS - FRA
1 stop10h 45mAer Lingus
mié. 10/810:55 amFRA - BOS
1 stop13h 50mAer Lingus
Deal found 7/26$588

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Frankfurt 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 julio 28, 2025.
Use the filters below to find and compare flights from Boston to Frankfurt am Main Airport that are best for you.

Fly from

Boston

Fly to

Frankfurt

Route

Depart

Return

Price

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

lun. 8/18

8:50 pm-1:00 pm

1 stop10h 10m

Frankfurt am Main

vie. 8/22

2:00 pm-6:50 pm

1 stop10h 50m

$549

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

dom. 8/24

10:20 pm-6:50 pm

1 stop14h 30m

Frankfurt am Main

mar. 9/9

7:40 pm-2:20 pm

1 stop24h 40m

$551

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

lun. 8/18

4:00 pm-5:15 am

Nonstop7h 15m

Frankfurt am Main

sáb. 8/23

11:45 am-2:00 pm

Nonstop8h 15m

$557

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

mié. 8/27

3:20 pm-12:05 pm

2 stops14h 45m

Frankfurt am Main

mié. 9/3

8:40 pm-2:30 pm

2 stops23h 50m

$560

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

dom. 10/5

5:30 pm-10:15 am

1 stop10h 45m

Frankfurt am Main

mié. 10/8

10:55 am-6:45 pm

1 stop13h 50m

$588

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

vie. 8/29

10:00 pm-11:20 am

Nonstop7h 20m

$444

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

sáb. 8/30

11:15 pm-12:40 pm

2 stops31h 25m

$460

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

jue. 8/14

10:25 pm-8:20 am

3 stops27h 55m

$464

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

mar. 9/2

9:20 am-6:30 am

2 stops15h 10m

$469

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

dom. 12/28

11:21 am-10:30 am

2 stops17h 09m

$471

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 18 results
1
2

The best insider tips for Boston to Frankfurt am Main Airport 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 Airport trip
Airports
BOS

Use the FlyLogan app for real-time flight updates and pre-order food through BOS2GO for a quick meal pickup.

Read more about BOSby Paul Rubio
FRA

For quick city access, take the S8 or S9 trains from Terminal 1 to Frankfurt Hauptbahnhof, departing every 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

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

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Frankfurt. Price data was last updated on July 25, 2025.

The price you pay for your flight from Boston to Frankfurt am Main Airport may vary depending on when you book. For the best chance of a lower fare, look to book 45 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Boston to Frankfurt am Main Airport (average of $729). Flying from Boston to Frankfurt am Main Airport in June is currently the most expensive (average of $1,089). 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. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 28, 2025.

When flying from Boston to Frankfurt am Main Airport, 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 Airport?

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

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

Explore weekly flight availability from Boston to Frankfurt. 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 julio 28, 2025.

The most flights from BOS to FRA are scheduled on a Monday (11 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (10 on average).

Reviews of airlines servicing Frankfurt

Get insights into the airlines that provide service to Frankfurt. 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. Reviews last updated julio 28, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Azores Airlines, and United Airlines from Boston to Frankfurt am Main Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Azores Airlines
7.5
Good
67 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,893 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
WestJet
7.2
Good
2,968 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Air Canada
7.1
Good
9,813 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Boston to Frankfurt. 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 Airport round-trip?

    Icelandair, at $549, was found to be the cheapest airline from Boston to Frankfurt am Main Airport.Alternate airlines to your destination round-trip include TAP AIR PORTUGAL and Condor. Icelandair is currently priced 32% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Lufthansa. According to our data, you can fly for as low as $444. Users have also found prices from $460 and $469 on TAP AIR PORTUGAL and United Airlines, respectively.

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

    The top 3 most reliable airlines when flying from Boston to Frankfurt am Main Airport are Alaska Airlines (74%), Thai Airways (74%) and Condor (73%).

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

    While on average a flight from Boston to Frankfurt am Main Airport is generally $3,075, our data shows the cheapest flight currently is $384. When looking at the most popular route, (Boston Logan Intl - Frankfurt am Main), you can expect to pay $459 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Frankfurt 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 Airport?

    Currently, January is the cheapest month in which you can book a flight from Boston to Frankfurt am Main Airport (average of $729). Flying from Boston to Frankfurt am Main Airport in June is currently the most expensive (average of $1,089). 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

Traveling to a place near Frankfurt am Main Airport?

Book flights to Frankfurt am Main Airport if you plan to visit one of these locations
Koblenz
Baden-Baden
Wurzburg
Wiesbaden
Speyer
Trier
Boppard
Mainz

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.

Alternative routes for Boston to Frankfurt

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Frankfurt-Hahn flights
Hartford to Frankfurt flights
Worcester to Frankfurt flights

Top 10 airlines flying from Boston to Frankfurt

Discover the top 10 airlines that operate flights from Boston to Frankfurt. 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 julio 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
CondorCheapest$461Average$716FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$467Average$669FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$507Average$703FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$535Average$656FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$561Average$656FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$578Average$1,451FlexibilityNo cancel feeOn-time71%
Turkish AirlinesCheapest$650Average$710FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$653Average$973FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$701Average$1,066FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$706Average$832FlexibilityNo cancel feeOn-time75%

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.