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Cheap flights from Boston to Frankfurt am Main from $258

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Frankfurt am Main departing on 4/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boston to Frankfurt am Main

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
7:50 pm - 12:05 pm
BOS
-
FRA
10h 15m
1 stop
Icelandair Logo
1:05 pm - 5:50 pm
FRA
-
BOS
10h 45m
1 stop
$508Icelandair
Wed, Feb 4 - Tue, Feb 10
Icelandair Logo
7:50 pm - 12:05 pm
BOS
-
FRA
10h 15m
1 stop
Icelandair Logo
1:05 pm - 11:35 am
FRA
-
BOS
27h 30m
1 stop
$510Icelandair
Sun, Feb 8 - Tue, Mar 24
TAP AIR PORTUGAL Logo
10:30 pm - 6:40 pm
BOS
-
FRA
14h 10m
2 stops
TAP AIR PORTUGAL Logo
6:05 am - 2:40 pm
FRA
-
BOS
14h 35m
1 stop
$511TAP AIR PORTUGAL
Wed, Apr 1 - Sat, Apr 11
Multiple Airlines Logo
7:45 am - 5:55 am
BOS
-
FRA
16h 10m
1 stop
Multiple Airlines Logo
12:30 pm - 2:45 pm
FRA
-
BOS
8h 15mnonstop
$515Multiple Airlines
Mon, Apr 27 - Mon, May 18
TAP AIR PORTUGAL Logo
6:05 pm - 10:40 pm
BOS
-
FRA
22h 35m
1 stop
TAP AIR PORTUGAL Logo
6:00 am - 3:35 pm
FRA
-
BOS
14h 35m
1 stop
$522TAP AIR PORTUGAL
Thu, Mar 5 - Thu, Mar 12
TAP AIR PORTUGAL Logo
6:05 pm - 12:30 pm
BOS
-
FRA
12h 25m
1 stop
TAP AIR PORTUGAL Logo
6:00 am - 2:35 pm
FRA
-
BOS
14h 35m
1 stop
$524TAP AIR PORTUGAL
Fri, Feb 20 - Wed, Mar 4
TAP AIR PORTUGAL Logo
10:45 pm - 10:40 pm
BOS
-
FRA
17h 55m
1 stop
TAP AIR PORTUGAL Logo
6:00 am - 2:35 pm
FRA
-
BOS
14h 35m
1 stop
$525TAP AIR PORTUGAL
Thu, Feb 19 - Thu, Mar 5
TAP AIR PORTUGAL Logo
10:45 pm - 10:20 pm
BOS
-
FRA
17h 35m
1 stop
TAP AIR PORTUGAL Logo
6:05 am - 7:55 pm
FRA
-
BOS
19h 50m
2 stops
$528TAP AIR PORTUGAL
Sun, Mar 29 - Sun, Apr 12
TAP AIR PORTUGAL Logo
10:30 pm - 10:20 pm
BOS
-
FRA
17h 50m
2 stops
TAP AIR PORTUGAL Logo
6:05 am - 2:40 pm
FRA
-
BOS
14h 35m
1 stop
$529TAP AIR PORTUGAL
Mon, Apr 27 - Mon, May 18
TAP AIR PORTUGAL Logo
7:05 pm - 10:40 pm
BOS
-
FRA
22h 35m
1 stop
TAP AIR PORTUGAL Logo
6:05 am - 2:40 pm
FRA
-
BOS
14h 35m
1 stop
$532TAP AIR PORTUGAL
Mon, Mar 23 - Fri, Apr 3

Icelandair flights from Boston to Frankfurt am Main Airport

Our best Icelandair deals on Boston to Frankfurt am Main Airport flight tickets
Icelandair
Feb 4
BOS7:50 pmBoston Logan Intl
10h 15m
1 stop
FRA12:05 pmFrankfurt am Main
Feb 10
FRA1:05 pmFrankfurt am Main
10h 45m
1 stop
BOS5:50 pmBoston Logan Intl
$508
Icelandair
Feb 8
BOS7:50 pmBoston Logan Intl
10h 15m
1 stop
FRA12:05 pmFrankfurt am Main
Mar 24
FRA1:05 pmFrankfurt am Main
27h 30m
1 stop
BOS11:35 amBoston Logan Intl
$510
Icelandair
Jan 27
BOS7:50 pmBoston Logan Intl
10h 15m
1 stop
FRA12:05 pmFrankfurt am Main
Mar 3
FRA1:05 pmFrankfurt am Main
10h 45m
1 stop
BOS5:50 pmBoston Logan Intl
$537

TAP AIR PORTUGAL flights from Boston to Frankfurt am Main Airport

Our best TAP AIR PORTUGAL deals on Boston to Frankfurt am Main Airport flight tickets
TAP AIR PORTUGAL
Apr 1
BOS10:30 pmBoston Logan Intl
14h 10m
2 stops
FRA6:40 pmFrankfurt am Main
Apr 11
FRA6:05 amFrankfurt am Main
14h 35m
1 stop
BOS2:40 pmBoston Logan Intl
$511
TAP AIR PORTUGAL
Jan 29
BOS6:05 pmBoston Logan Intl
16h 50m
1 stop
FRA4:55 pmFrankfurt am Main
Feb 11
FRA5:45 pmFrankfurt am Main
26h 50m
1 stop
BOS2:35 pmBoston Logan Intl
$515
TAP AIR PORTUGAL
Mar 5
BOS6:05 pmBoston Logan Intl
22h 35m
1 stop
FRA10:40 pmFrankfurt am Main
Mar 12
FRA6:00 amFrankfurt am Main
14h 35m
1 stop
BOS3:35 pmBoston Logan Intl
$522

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Frankfurt am Main Airport 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, momondo users made 832,500 searches. Data last updated January 21, 2026.
Use the filters below to find and compare flights from Boston to Frankfurt am Main Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Wed 2/4

7:50 pm-12:05 pm

1 stop10h 15m

Frankfurt am Main

Tue 2/10

1:05 pm-5:50 pm

1 stop10h 45m

$508

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Sun 2/8

7:50 pm-12:05 pm

1 stop10h 15m

Frankfurt am Main

Tue 3/24

1:05 pm-11:35 am

1 stop27h 30m

$510

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Wed 4/1

10:30 pm-6:40 pm

2 stops14h 10m

Frankfurt am Main

Sat 4/11

6:05 am-2:40 pm

1 stop14h 35m

$511

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Mon 4/27

7:45 am-5:55 am

1 stop16h 10m

Frankfurt am Main

Mon 5/18

12:30 pm-2:45 pm

Nonstop8h 15m

$515

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Thu 3/5

6:05 pm-10:40 pm

1 stop22h 35m

Frankfurt am Main

Thu 3/12

6:00 am-3:35 pm

1 stop14h 35m

$522

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Fri 2/20

6:05 pm-12:30 pm

1 stop12h 25m

Frankfurt am Main

Wed 3/4

6:00 am-2:35 pm

1 stop14h 35m

$524

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Thu 2/19

10:45 pm-10:40 pm

1 stop17h 55m

Frankfurt am Main

Thu 3/5

6:00 am-2:35 pm

1 stop14h 35m

$525

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Sun 3/29

10:45 pm-10:20 pm

1 stop17h 35m

Frankfurt am Main

Sun 4/12

6:05 am-7:55 pm

2 stops19h 50m

$528

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Mon 4/27

10:30 pm-10:20 pm

2 stops17h 50m

Frankfurt am Main

Mon 5/18

6:05 am-2:40 pm

1 stop14h 35m

$529

BostonFrankfurt am Main

BOS - FRA

BOSFRA

Boston Logan Intl

Mon 3/23

7:05 pm-10:40 pm

1 stop22h 35m

Frankfurt am Main

Fri 4/3

6:05 am-2:40 pm

1 stop14h 35m

$532

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Frankfurt am Main from

How to get the cheapest flight ticket from Boston to Frankfurt am Main Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Frankfurt am Main Airport?

In general, January is the cheapest month to fly from Boston to Frankfurt am Main Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $642. If you aren’t able to travel to Frankfurt am Main Airport during the month of January, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $690.

What is the cheapest day to depart on your flight to Frankfurt am Main Airport?

On average, the least expensive day to fly to Frankfurt am Main Airport from Boston is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $762. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Boston to Frankfurt am Main Airport on a Saturday will generally be more expensive and average around $859. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Frankfurt am Main Airport?

According to our data, the cheapest time of day to fly to Frankfurt am Main Airport is in the afternoon. momondo users have found flights departing from Boston to Frankfurt am Main Airport in the afternoon for as low as $766. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Frankfurt am Main Airport is in the evening when prices are around $900.

What is the cheapest Boston Logan Intl to Frankfurt am Main flight route?

Fly from Boston Logan Intl to Frankfurt am Main for the best Boston Logan Intl - Frankfurt am Main flight prices

How far in advance should I book a flight to Frankfurt am Main Airport?

You are more likely to see cheaper flights to Frankfurt am Main Airport from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Frankfurt am Main Airport for around $785 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Frankfurt am Main Airport from Boston for as low as $664 on momondo.

What cabin class options are available on Boston Logan Intl to Frankfurt am Main flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to Frankfurt am Main flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Frankfurt am Main Airport flights?

No. A direct flight is the cheapest option for a flight between Boston to Frankfurt am Main Airport.

How have Boston to Frankfurt am Main Airport flight prices changed over time?

As of January 2026, prices for Boston to Frankfurt am Main Airport flights are approximately 46% more expensive when compared to flights at the same time last year.

When to book flights from Boston to Frankfurt am Main Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Frankfurt am Main Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Frankfurt am Main Airport (BOS to FRA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Frankfurt am Main Airport

Best Price Found

$439

Fastest flight time

7h 00m

Direct flights

Every day
The best one-way flight to Frankfurt am Main Airport from Boston in the past 72 hours is $439. The best round-trip flight deal from Boston to Frankfurt am Main Airport found on momondo in the last 72 hours is $608.
The fastest flight from Boston to Frankfurt am Main Airport takes 7h 00m
Direct flights go from Boston to Frankfurt am Main Airport every day.
Search flight deals

  • How far is Boston Logan Intl to Frankfurt am Main by plane?

    There are 3658.4 mi between Boston Logan Intl and Frankfurt am Main. In terms of flight time, this usually takes a little over 7h 00m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Frankfurt am Main Airport?

    Prices for flights from Boston Logan Intl Airport to Frankfurt am Main Airport were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Frankfurt am Main Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Frankfurt am Main Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Frankfurt am Main Airport.

  • What documentation or ID do you need to fly to Frankfurt am Main Airport?

    The travel and health documents you'll need for your trip to Frankfurt am Main Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Frankfurt am Main Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to Frankfurt am Main Airport?

  • What is the most popular airline from Boston to Frankfurt am Main Airport?

Best airlines flying from Boston to Frankfurt am Main Airport

Compare and see reviews for airlines that fly from Boston to Frankfurt am Main Airport with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom $238Free CancellationRating
7.2
1,441 reviews
Search Aer Lingus flights
DeltaPriceFrom $348Free CancellationRating
7.9
8,088 reviews
Search Delta flights
IcelandairPriceFrom $474Free CancellationRating
7.1
602 reviews
Search Icelandair flights
CondorPriceFrom $474Free CancellationRating
6.4
398 reviews
Search Condor flights
TAP AIR PORTUGALPriceFrom $491Free CancellationRating
7.1
2,124 reviews
Search TAP AIR PORTUGAL flights
LufthansaPriceFrom $624Free CancellationRating
6.8
7,738 reviews
Search Lufthansa flights
United AirlinesPriceFrom $659Free CancellationRating
7.4
9,191 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $715Free CancellationRating
8.0
11,775 reviews
Search Alaska Airlines flights
Singapore AirlinesPriceFrom $728Free CancellationRating
8.1
1,434 reviews
Search Singapore Airlines flights
American AirlinesPriceFrom $939Free CancellationRating
7.2
11,174 reviews
Search American Airlines flights

  • United Airlines Flights From Boston to Frankfurt am Main Airport

    The lowest priced United Airlines flight from Boston to Frankfurt am Main Airport from the last 72 hours was $659. Generally, United Airlines has 6 flights on this route every week with an average price of $1,059. United Airlines is rated 7.4/10 by our users.

  • Air Canada Flights From Boston to Frankfurt am Main Airport

    Another popular option for Boston to Frankfurt am Main Airport flights is Air Canada (7.1/10, 10,646 ratings). Air Canada flies from Boston to Frankfurt am Main Airport around 6 times per week, with deals starting from $1,064 round-trip and rising to an average price of around $1,145.

Traveling to a place near Frankfurt am Main?

Book flights to Frankfurt am Main if you plan to visit one of these locations
Heidelberg
Baden-Baden
Koblenz
Wurzburg
Mainz
Rothenburg ob der Tauber
Trier
Wiesbaden
Fulda
Darmstadt
Kaiserslautern
Heilbronn
Aschaffenburg
Marburg
Cochem
Rüdesheim am Rhein
Ludwigsburg
Bernkastel-Kues
Nuerburg
Schweinfurt

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Frankfurt am Main?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Frankfurt am Main from Boston.

Can I find flights from Boston to Frankfurt am Main with flexible booking policies on momondo?

Yes. All flights to Frankfurt am Main from Boston on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Boston to Frankfurt am Main?

Once all potential Boston to Frankfurt am Main flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Boston to Frankfurt am Main right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Boston to Frankfurt am Main flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Frankfurt am Main Airport trip

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