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Cheap flights from the United States to Frankfurt am Main from $261

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Frankfurt am Main departing on 1/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from the United States to Frankfurt am Main

Recent round-trip flight deals from the United States to Frankfurt am Main

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:05 pm - 10:40 pm
BOS
-
FKB
22h 35m3 stops
Multiple Airlines Logo
6:45 am - 2:35 pm
FKB
-
BOS
37h 50m3 stops
$721Multiple Airlines
sam., janv. 31 - sam., févr. 7
Multiple Airlines Logo
10:25 pm - 10:05 pm
BOS
-
FKB
17h 40m2 stops
Multiple Airlines Logo
6:45 am - 2:35 pm
FKB
-
BOS
37h 50m3 stops
$828Multiple Airlines
sam., janv. 31 - sam., févr. 7
Multiple Airlines Logo
6:05 pm - 10:05 pm
BOS
-
FKB
22h 00m2 stops
Multiple Airlines Logo
6:40 pm - 2:35 pm
FKB
-
BOS
25h 55m2 stops
$1,150Multiple Airlines
sam., janv. 31 - sam., févr. 7
Multiple Airlines Logo
12:20 am - 5:50 pm
EWR
-
FKB
11h 30m1 stop
Multiple Airlines Logo
6:00 am - 9:00 pm
FKB
-
EWR
21h 00m2 stops
$1,752Multiple Airlines
mer., déc. 31 - lun., janv. 5
Multiple Airlines Logo
12:20 am - 5:50 pm
EWR
-
FKB
11h 30m1 stop
Multiple Airlines Logo
6:00 am - 9:00 pm
FKB
-
EWR
21h 00m3 stops
$1,834Multiple Airlines
mer., déc. 31 - lun., janv. 5
Multiple Airlines Logo
7:15 pm - 8:10 am
SFO
-
FKB
27h 55m2 stops
Multiple Airlines Logo
11:30 am - 12:40 pm
FKB
-
SFO
34h 10m2 stops
$18,557Multiple Airlines
mar., mars 31 - dim., avr. 5

momondo Fare Finder

 
Customize your flight search to find flights from United States to Karlsruhe 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 décembre 18, 2025.
Use the filters below to find and compare flights from the United States to Karlsruhe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonKarlsruhe

BOS - FKB

BOSFKB

Boston Logan Intl

sam. 1/31

6:05 pm-10:40 pm

3 stops22h 35m

Karlsruhe Söllingen

sam. 2/7

6:45 am-2:35 pm

3 stops37h 50m

$721

BostonKarlsruhe

BOS - FKB

BOSFKB

Boston Logan Intl

sam. 1/31

10:25 pm-10:05 pm

2 stops17h 40m

Karlsruhe Söllingen

sam. 2/7

6:45 am-2:35 pm

3 stops37h 50m

$828

BostonKarlsruhe

BOS - FKB

BOSFKB

Boston Logan Intl

sam. 1/31

6:05 pm-10:05 pm

2 stops22h 00m

Karlsruhe Söllingen

sam. 2/7

6:40 pm-2:35 pm

2 stops25h 55m

$1,150

NewarkKarlsruhe

EWR - FKB

EWRFKB

Newark

mer. 12/31

12:20 am-5:50 pm

1 stop11h 30m

Karlsruhe Söllingen

lun. 1/5

6:00 am-9:00 pm

2 stops21h 00m

$1,752

NewarkKarlsruhe

EWR - FKB

EWRFKB

Newark

mer. 12/31

12:20 am-5:50 pm

1 stop11h 30m

Karlsruhe Söllingen

lun. 1/5

6:00 am-9:00 pm

3 stops21h 00m

$1,834

San FranciscoKarlsruhe

SFO - FKB

SFOFKB

San Francisco

mar. 3/31

7:15 pm-8:10 am

2 stops27h 55m

Karlsruhe Söllingen

dim. 4/5

11:30 am-12:40 pm

2 stops34h 10m

$18,557

Los AngelesKarlsruhe

LAX - FKB

LAXFKB

Los Angeles

sam. 1/31

7:00 am-10:00 am

2 stops42h 00m

$261

Los AngelesKarlsruhe

LAX - FKB

LAXFKB

Los Angeles

ven. 1/30

7:00 am-10:30 pm

2 stops30h 30m

$265

Los AngelesKarlsruhe

LAX - FKB

LAXFKB

Los Angeles

mer. 1/28

11:50 am-10:30 pm

3 stops25h 40m

$278

Los AngelesKarlsruhe

LAX - FKB

LAXFKB

Los Angeles

lun. 2/2

7:00 am-9:00 pm

2 stops29h 00m

$279

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Frankfurt am Main from

How to get the cheapest flight ticket from United States to Karlsruhe

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 airlines fly to Karlsruhe?

Lufthansa, Condor and United Airlines are the top three most popular airlines that fly to Karlsruhe from United States according to our data. Lufthansa is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Karlsruhe. Keep in mind that there are 24 different airlines that fly to Karlsruhe on a routine basis, so you have a few additional options to choose from.

Cheap United States to Karlsruhe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Karlsruhe

Fastest flight time

17h 25m

Direct flights

None
The fastest flight from United States to Karlsruhe takes 17h 25m
There are no direct flights from United States to Karlsruhe. There are no popular flight routes from United States to Karlsruhe.
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  • When did momondo last update prices for flights from United States to Karlsruhe Söllingen Airport?

    Prices for flights from United States to Karlsruhe Söllingen Airport refresh daily.

  • How old do you have to be to fly from United States to Karlsruhe Söllingen Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Karlsruhe Söllingen Airport.

  • What documentation or ID do you need to fly to Karlsruhe Söllingen Airport?

    The required travel and health documents for your Karlsruhe Söllingen Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Karlsruhe Söllingen Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Frankfurt am Main?

Book flights to Frankfurt am Main if you plan to visit one of these locations
Freiburg im Breisgau
Offenburg
Lörrach
Gengenbach

Why use momondo?

Why should I use momondo to find a flight deal from United States to Karlsruhe?

It is quick and easy to find United States to Karlsruhe flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Karlsruhe that suits you.

Can I find flights from United States to Karlsruhe with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for United States to Karlsruhe flights to just show those with flexible booking policies.

How can momondo help me find flights from United States to Karlsruhe?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Karlsruhe from United States.

I’m not ready to book a flight from United States to Karlsruhe right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Karlsruhe from United States. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
sam. 1/17
sam. 1/24
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