$183 Cheap Flights from Boston (BOS) to Frankfurt (FRA)

View $183 flight on Sun, Oct 26, 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Frankfurt Airport (FRA)

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Cheap Flights from Boston to Frankfurt (BOS-FRA)

Prices were available within the past 7 days and start at $183 for one-way flights and $470 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Condor
Tue, May 12 - Wed, May 20
BOS
Boston
FRA
Frankfurt
$470 Roundtrip, found 1 day ago
$470
Roundtrip
found 1 day ago
Select Condor flight, departing Tue, May 12 from Boston to Frankfurt, returning Wed, May 20, priced at $470 found 1 day ago
Aer Lingus
Mon, Nov 17 - Tue, Nov 25
BOS
Boston
FRA
Frankfurt
$475 Roundtrip, found 1 day ago
$475
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Mon, Nov 17 from Boston to Frankfurt, returning Tue, Nov 25, priced at $475 found 1 day ago
Icelandair
Mon, Nov 17 - Mon, Nov 24
BOS
Boston
FRA
Frankfurt
$508 Roundtrip, just found
$508
Roundtrip
just found
Select Icelandair flight, departing Mon, Nov 17 from Boston to Frankfurt, returning Mon, Nov 24, priced at $508 just found
Scandinavian Airlines
Thu, Nov 27 - Mon, Dec 29
BOS
Boston
FRA
Frankfurt
$524 Roundtrip, found 2 days ago
$524
Roundtrip
found 2 days ago
Select Scandinavian Airlines flight, departing Thu, Nov 27 from Boston to Frankfurt, returning Mon, Dec 29, priced at $524 found 2 days ago
TAP Portugal
Fri, Nov 28 - Sun, Nov 30
BOS
Boston
FRA
Frankfurt
$530 Roundtrip, found 2 days ago
$530
Roundtrip
found 2 days ago
Select TAP Portugal flight, departing Fri, Nov 28 from Boston to Frankfurt, returning Sun, Nov 30, priced at $530 found 2 days ago
Air Canada
Wed, Oct 29 - Wed, Nov 12
BOS
Boston
FRA
Frankfurt
$652 Roundtrip, found 3 days ago
$652
Roundtrip
found 3 days ago
Select Air Canada flight, departing Wed, Oct 29 from Boston to Frankfurt, returning Wed, Nov 12, priced at $652 found 3 days ago
United
Wed, Oct 15 - Tue, Dec 2
BOS
Boston
FRA
Frankfurt
$653 Roundtrip, found 4 hours ago
$653
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Oct 15 from Boston to Frankfurt, returning Tue, Dec 2, priced at $653 found 4 hours ago
Brussels Airlines
Tue, Nov 11 - Wed, Nov 19
BOS
Boston
FRA
Frankfurt
$653 Roundtrip, found 2 hours ago
$653
Roundtrip
found 2 hours ago
Select Brussels Airlines flight, departing Tue, Nov 11 from Boston to Frankfurt, returning Wed, Nov 19, priced at $653 found 2 hours ago
Lufthansa
Wed, Oct 15 - Tue, Dec 2
BOS
Boston
FRA
Frankfurt
$653 Roundtrip, found 4 hours ago
$653
Roundtrip
found 4 hours ago
Select Lufthansa flight, departing Wed, Oct 15 from Boston to Frankfurt, returning Tue, Dec 2, priced at $653 found 4 hours ago
American Airlines
Wed, Nov 12 - Wed, Nov 19
BOS
Boston
FRA
Frankfurt
$664 Roundtrip, found 4 days ago
$664
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Nov 12 from Boston to Frankfurt, returning Wed, Nov 19, priced at $664 found 4 days ago

Find the cheapest month to fly from Boston (BOS) to Frankfurt (FRA)

May is typically the cheapest month to fly

From $350 - $679 per traveler.

Graph displaying average flight prices per month

Flights from Boston (BOS) to Frankfurt (FRA)
Origin airport
Logan Intl.
Destination airport
Frankfurt Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, Alaska Airlines, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Condor, Delta, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$470
Distance
3659 mi
Average flight time
13 hours 16 mins

Boston to Frankfurt Flights

The cheapest times to fly from Boston to Frankfurt

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to Frankfurt are during the month of May. You can find some of the cheapest flights from Boston to Frankfurt with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Frankfurt

Sunday is one of the best days to book for cheap flights from Boston to Frankfurt: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to Frankfurt

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to Frankfurt in 2025. You can also book with separate airlines for your outbound and return journeys, from $183 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to Frankfurt flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to Frankfurt airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Frankfurt Intl. Airport (FRA) cost?
You can book cheap return fares starting from $548 from Logan Intl. Airport (BOS) to Frankfurt Intl. Airport (FRA). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Condor flight leaving BOS on July 7 2025 and touching down at FRA. The price was last updated on July 3 2025 and has not changed since.
What is the cheapest month to fly from BOS to FRA?
The cheapest flights from BOS to FRA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Logan Intl. Airport (BOS) to Frankfurt Intl. Airport (FRA)?
Hop on a nonstop flight with Lufthansa and journey straight from Logan Intl. Airport (BOS) to Frankfurt Intl. Airport (FRA).
What is the cheapest airline that flies from BOS to FRA?
With prices starting from $356 for a one-way flight from BOS to FRA, Condor is currently the cheapest carrier on this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from BOS on July 16 2025. Prices were last updated on July 3 2025 and have not changed since.
How many flights per day from Logan Intl. Airport (BOS) to Frankfurt Intl. Airport (FRA)?
On average, there are 6 nonstop flights flying from Logan Intl. Airport (BOS) to Frankfurt Intl. Airport (FRA) each week. If you don't find one that fits your schedule, think about catching a flight that has a layover. Filter your search results on Expedia to include one or more stops and opt for the best alternative.
What are the most popular departure times for flights from Logan Intl. Airport (BOS) to Frankfurt Intl. Airport (FRA)?
The 4 PM departures from BOS to FRA are typically the busiest. These flights can come with a higher price due to their popularity. If you want to save on your fare, book during off-peak hours.
What day of the week has the most flights from BOS to FRA?
Friday offers the most flights from Logan Intl. Airport (BOS) to Frankfurt Intl. Airport (FRA). Consider leaving on this day and you'll have a greater chance of finding a departure that works with your plans.
What is the earliest flight from Logan Intl. Airport (BOS) to Frankfurt Intl. Airport (FRA)?
Catch the earliest flight at around 4:15PM UTC-5, heading out of Logan Intl. Airport (BOS). You'll be flying for around 7h 10m, coming in to land at Frankfurt Intl. Airport (FRA) at approximately 5:25AM UTC+1.
How long does it take to fly from Logan Intl. Airport (BOS) to Frankfurt Intl. Airport (FRA)?
The average flight duration from BOS to FRA is 7 hours and 10 minutes, covering a distance of 3,700 mi.
What is the best time to fly from Logan Intl. Airport (BOS) to Frankfurt Intl. Airport (FRA)?
To touch down at Frankfurt Intl. Airport (FRA) without delays, choose a flight that takes off from Logan Intl. Airport (BOS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Frankfurt from Logan Intl. Airport (BOS)?
If you're on a direct flight from Logan Intl. Airport (BOS) to Frankfurt, Frankfurt Intl. Airport (FRA) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to Frankfurt Intl. Airport (FRA) last-minute?
Booking your plane ticket from BOS to FRA right before your getaway is typically more expensive. However, if you're flexible with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a BOS to FRA flight and hotel package?
Compared with arranging hotels and flights separately, booking a BOS to FRA flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place takes the hassle out of travel planning. Simply secure your flights and select from our extensive range of stays, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Frankfurt Intl. Airport (FRA)?
Typically, it's possible to cancel or reschedule your BOS to FRA flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.