In terms of precipitation, rainfall in Karlsruhe ranges from 1.6 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Karlsruhe when rainfall is around 1.6 in.

If weather is an important factor for your trip to Karlsruhe, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

What is the cheapest time of day to fly from IL to FKB?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Karlsruhe as you normally would.

What airport do you fly into for flights to Karlsruhe from Illinois?

Most people fly into Karlsruhe Söllingen (FKB) if they book a flight to Karlsruhe from Illinois. Söllingen is conveniently located just 21.7 mi from Karlsruhe’s city center.

Can I find deals for flights from Illinois to Karlsruhe that include hotel bookings?

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

How can I find direct flights from Illinois to Karlsruhe?

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

Can I find deals for business class flights from Illinois to Karlsruhe?

Yes. Cheapflights offers flight deals from Illinois to Karlsruhe by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,092+ Flights from Illinois to Karlsruhe

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Illinois to Karlsruhe 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.

Cheap flight deals from Illinois to Karlsruhe

Best flights from Illinois to Karlsruhe
Discover carefully curated flight deals from Illinois to Karlsruhe that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

Sat 3/1412:50 pmORD - FKB

3 stops23h 00mMultiple Airlines

Sun 3/224:30 pmFKB - ORD

3 stops31h 50mMultiple Airlines

Deal found 12/4

$1,092

Sat 1/177:15 amORD - FKB

3 stops27h 55mMultiple Airlines

Sat 1/244:35 pmFKB - ORD

2 stops29h 10mMultiple Airlines

Deal found 12/3

$1,156

Last-minute flights from Illinois to Karlsruhe
Discover last-minute flight deals from Illinois to Karlsruhe. Data last updated December 4, 2025 and is based on user searches.

Sat 1/177:15 amORD - FKB

3 stops27h 55mMultiple Airlines

Sat 1/244:35 pmFKB - ORD

2 stops29h 10mMultiple Airlines

Deal found 12/3

$1,156

Find flight deals from Illinois to Karlsruhe

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$719 (Mytrip)
Popular in	July
Cheapest in	April
Average price	$1,091

Provider with most accurate pricing for Chicago (CHI)-Frankfurt am Main flight deals.

Search Deals

Provider most trusted by Cheapflights users for Chicago (CHI)-Frankfurt am Main flights.

Search Deals

From Illinois to Karlsruhe Söllingen

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($110 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

ChicagoKarlsruhe

ORD - FKB

ORDFKB

Chicago O'Hare Intl

Sat 3/14

12:50 pm-5:50 pm

3 stops23h 00m

Karlsruhe Söllingen

Sun 3/22

4:30 pm-6:20 pm

3 stops31h 50m

$1,092

ChicagoKarlsruhe

ORD - FKB

ORDFKB

Chicago O'Hare Intl

Sat 1/17

7:15 am-6:10 pm

3 stops27h 55m

Karlsruhe Söllingen

Sat 1/24

4:35 pm-2:45 pm

2 stops29h 10m

$1,156

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

Best time to book a flight from Illinois to Karlsruhe

Have a flexible travel schedule? Discover the best time to fly to Karlsruhe from Illinois 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 Illinois to Karlsruhe

What is the cheapest month to book a flight from Illinois to Karlsruhe?

Currently, April is the cheapest month in which you can book a flight from Illinois to Karlsruhe (average of $203). Flying from Illinois to Karlsruhe in June is currently the most expensive (average of $754). 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.

Related info for your journey

What airport do you fly into for flights to Karlsruhe from Illinois?
Most people fly into Karlsruhe Söllingen (FKB) if they book a flight to Karlsruhe from Illinois. Söllingen is conveniently located just 21.7 mi from Karlsruhe’s city center.
Can I find deals for flights from Illinois to Karlsruhe that include hotel bookings?
Yes. In addition to deals on Illinois to Karlsruhe flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Illinois to Karlsruhe?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Karlsruhe.
Can I find deals for business class flights from Illinois to Karlsruhe?
Yes. Cheapflights offers flight deals from Illinois to Karlsruhe 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 Illinois to Karlsruhe?
Currently, April is the cheapest month in which you can book a flight from Illinois to Karlsruhe (average of $203). Flying from Illinois to Karlsruhe in June is currently the most expensive (average of $754). 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

Offenburg

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Illinois to Karlsruhe

Newark to Frankfurt flights

John F Kennedy Intl to Frankfurt flights

Dallas/Fort Worth to Frankfurt flights

Dulles Intl to Frankfurt flights

LaGuardia to Frankfurt flights

O'Hare Intl to Frankfurt flights

Seattle to Frankfurt flights

John F Kennedy Intl to Munich flights

Los Angeles to Frankfurt flights

San Francisco to Frankfurt flights

Newark to Munich flights

Boston to Frankfurt flights

Miami to Frankfurt flights

Boston to Munich flights

Atlanta to Frankfurt flights

Hobby to Frankfurt flights

O'Hare Intl to Munich flights

Dulles Intl to Munich flights

Denver to Frankfurt flights

Detroit to Frankfurt flights

Los Angeles to Munich flights

Orlando to Frankfurt flights

San Francisco to Munich flights

Baltimore to Frankfurt flights

George Bush Intcntl to Frankfurt flights

Tampa to Frankfurt flights

Love Field to Frankfurt flights

Reagan-National to Frankfurt flights

Charlotte to Munich flights

LaGuardia to Munich flights

Philadelphia to Frankfurt flights

Miami to Munich flights

Seattle to Munich flights

Charlotte to Frankfurt flights

Denver to Munich flights

Dallas/Fort Worth to Munich flights

Midway to Frankfurt flights

Ontario to Frankfurt flights

Raleigh to Frankfurt flights

Austin to Frankfurt flights

Atlanta to Munich flights

Santa Ana to Frankfurt flights

St. Louis to Frankfurt flights

San Jose to Frankfurt flights

Baltimore to Munich flights

San Diego to Munich flights

Reagan-National to Munich flights

Fort Lauderdale to Frankfurt flights

Salt Lake City to Frankfurt flights

Minneapolis to Frankfurt flights

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.

$1,092+ Cheap flights from Illinois to Karlsruhe (FKB)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Illinois to Karlsruhe with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Illinois to Karlsruhe

Best flights from Illinois to KarlsruheDiscover carefully curated flight deals from Illinois to Karlsruhe that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

Discover carefully curated flight deals from Illinois to Karlsruhe that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

Find flight deals from Illinois to Karlsruhe

Keep the following information in mind while searching for Illinois to Karlsruhe flight deals. Data was last updated December 4, 2025.

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Illinois to Karlsruhe that are best for you.

Best time to book a flight from Illinois to Karlsruhe

Have a flexible travel schedule? Discover the best time to fly to Karlsruhe from Illinois with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Karlsruhe

What is the cheapest month to book a flight from Illinois to Karlsruhe?

Related info for your journey

Find useful and relevant information for your journey from Illinois to Karlsruhe. 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 into for flights to Karlsruhe from Illinois?

Can I find deals for flights from Illinois to Karlsruhe that include hotel bookings?

How can I find direct flights from Illinois to Karlsruhe?

Can I find deals for business class flights from Illinois to Karlsruhe?

What is the cheapest month to book a flight from Illinois to Karlsruhe?

Traveling to a place near Karlsruhe?

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 Illinois to Karlsruhe

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Best flights from Illinois to Karlsruhe
Discover carefully curated flight deals from Illinois to Karlsruhe that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.