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Cheap flights from the United States to Frankfurt am Main from $377

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 4/20. 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
1:20 pm - 5:45 pm
IAD
-
FKB
22h 25m
2 stops
Multiple Airlines Logo
6:15 am - 11:35 am
FKB
-
IAD
35h 20m
2 stops
$952Multiple Airlines
Sun, May 3 - Sun, May 10
Multiple Airlines Logo
1:20 pm - 10:40 pm
IAD
-
FKB
27h 20m
2 stops
Multiple Airlines Logo
9:10 pm - 3:10 pm
FKB
-
IAD
48h 00m
3 stops
$1,014Multiple Airlines
Sun, May 3 - Sun, May 10
Multiple Airlines Logo
8:50 pm - 9:30 pm
BOS
-
FKB
18h 40m
3 stops
Multiple Airlines Logo
9:15 pm - 2:45 pm
FKB
-
BOS
47h 30m
3 stops
$1,046Multiple Airlines
Tue, Sep 8 - Tue, Sep 22
Multiple Airlines Logo
8:30 pm - 10:20 pm
EWR
-
FKB
19h 50m
2 stops
Multiple Airlines Logo
9:40 pm - 9:00 pm
FKB
-
EWR
29h 20m
2 stops
$1,062Multiple Airlines
Mon, Jul 27 - Thu, Aug 6
Multiple Airlines Logo
5:20 pm - 3:40 pm
BOS
-
FKB
16h 20m
2 stops
Multiple Airlines Logo
9:15 pm - 2:45 pm
FKB
-
BOS
47h 30m
3 stops
$1,064Multiple Airlines
Tue, Sep 8 - Tue, Sep 22
Multiple Airlines Logo
6:00 am - 10:20 pm
EWR
-
FKB
34h 20m
3 stops
Multiple Airlines Logo
9:40 pm - 9:00 pm
FKB
-
EWR
29h 20m
2 stops
$1,066Multiple Airlines
Mon, Jul 27 - Thu, Aug 6
Multiple Airlines Logo
10:45 am - 9:20 pm
BOS
-
FKB
28h 35m
3 stops
Multiple Airlines Logo
5:25 pm - 7:50 pm
FKB
-
BOS
32h 25m
3 stops
$1,067Multiple Airlines
Fri, Apr 17 - Mon, Apr 27
Multiple Airlines Logo
10:45 am - 9:20 pm
BOS
-
FKB
28h 35m
3 stops
Multiple Airlines Logo
2:25 pm - 5:40 pm
FKB
-
BOS
33h 15m
2 stops
$1,075Multiple Airlines
Fri, Apr 17 - Mon, Apr 27
Multiple Airlines Logo
10:45 am - 9:20 pm
BOS
-
FKB
28h 35m
3 stops
Multiple Airlines Logo
9:10 pm - 7:10 am
FKB
-
BOS
40h 00m
3 stops
$1,107Multiple Airlines
Fri, Apr 17 - Sun, May 3
Multiple Airlines Logo
6:00 am - 10:20 pm
EWR
-
FKB
34h 20m
3 stops
Multiple Airlines Logo
1:30 pm - 3:30 pm
FKB
-
EWR
32h 00m
3 stops
$1,131Multiple Airlines
Mon, Jul 27 - Thu, Aug 6

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 March 22, 2026.
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

Cheapest round-trip

Washington, D.C.Karlsruhe

IAD - FKB

IADFKB

Washington, D.C. Dulles Intl

Sun 5/3

1:20 pm-5:45 pm

2 stops22h 25m

Karlsruhe Söllingen

Sun 5/10

6:15 am-11:35 am

2 stops35h 20m

$952

Washington, D.C.Karlsruhe

IAD - FKB

IADFKB

Washington, D.C. Dulles Intl

Sun 5/3

1:20 pm-10:40 pm

2 stops27h 20m

Karlsruhe Söllingen

Sun 5/10

9:10 pm-3:10 pm

3 stops48h 00m

$1,014

BostonKarlsruhe

BOS - FKB

BOSFKB

Boston Logan Intl

Tue 9/8

8:50 pm-9:30 pm

3 stops18h 40m

Karlsruhe Söllingen

Tue 9/22

9:15 pm-2:45 pm

3 stops47h 30m

$1,046
Quickest round-trip

NewarkKarlsruhe

EWR - FKB

EWRFKB

Newark

Mon 7/27

8:30 pm-10:20 pm

2 stops19h 50m

Karlsruhe Söllingen

Thu 8/6

9:40 pm-9:00 pm

2 stops29h 20m

$1,062

BostonKarlsruhe

BOS - FKB

BOSFKB

Boston Logan Intl

Tue 9/8

5:20 pm-3:40 pm

2 stops16h 20m

Karlsruhe Söllingen

Tue 9/22

9:15 pm-2:45 pm

3 stops47h 30m

$1,064

NewarkKarlsruhe

EWR - FKB

EWRFKB

Newark

Mon 7/27

6:00 am-10:20 pm

3 stops34h 20m

Karlsruhe Söllingen

Thu 8/6

9:40 pm-9:00 pm

2 stops29h 20m

$1,066

BostonKarlsruhe

BOS - FKB

BOSFKB

Boston Logan Intl

Fri 4/17

10:45 am-9:20 pm

3 stops28h 35m

Karlsruhe Söllingen

Mon 4/27

5:25 pm-7:50 pm

3 stops32h 25m

$1,067

BostonKarlsruhe

BOS - FKB

BOSFKB

Boston Logan Intl

Fri 4/17

10:45 am-9:20 pm

3 stops28h 35m

Karlsruhe Söllingen

Mon 4/27

2:25 pm-5:40 pm

2 stops33h 15m

$1,075

BostonKarlsruhe

BOS - FKB

BOSFKB

Boston Logan Intl

Fri 4/17

10:45 am-9:20 pm

3 stops28h 35m

Karlsruhe Söllingen

Sun 5/3

9:10 pm-7:10 am

3 stops40h 00m

$1,107

NewarkKarlsruhe

EWR - FKB

EWRFKB

Newark

Mon 7/27

6:00 am-10:20 pm

3 stops34h 20m

Karlsruhe Söllingen

Thu 8/6

1:30 pm-3:30 pm

3 stops32h 00m

$1,131

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 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 40% of people opting to fly with this airline when traveling to Karlsruhe. Keep in mind that there are 25 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 15m

Direct flights

None
The fastest flight from United States to Karlsruhe takes 17h 15m
There are no direct flights from United States to Karlsruhe. There are no popular flight routes from United States to Karlsruhe.
Search flight deals

  • 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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