What is the cheapest airline that flies from Frankfurt am Main to Chicago O'Hare Intl?

TAP AIR PORTUGAL is the most popular carrier operating from Frankfurt am Main to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

Lufthansa, United Airlines and British Airways are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Frankfurt am Main according to our data. Lufthansa is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 5 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Frankfurt am Main to Chicago O'Hare Intl Airport?

Prices for flights from Frankfurt am Main to Chicago O'Hare Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Frankfurt am Main to Chicago O'Hare Intl Airport?

As of August 2025, there are 5 operators available to choose from for flights from Frankfurt am Main to Chicago O'Hare Intl Airport.

How old do you have to be to fly from Frankfurt am Main to Chicago O'Hare Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Frankfurt am Main to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$337 Cheap Flights from Frankfurt am Main to Chicago O'Hare Intl Airport in 2025

Q: How many flights depart from Frankfurt am Main to Chicago O'Hare Intl Airport on average per week?

91 flights are operational weekly from Frankfurt am Main to Chicago O'Hare Intl Airport as of August 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

Q: How many flights depart from Frankfurt am Main to Chicago O'Hare Intl Airport on average per day?

13 flights are operational daily from Frankfurt am Main to Chicago O'Hare Intl Airport as of August 2025. The most popular departure time for this route is 10:00AM, with 54% of flights per day taking off at noon.

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Find the cheapest flights from Frankfurt am Main to Chicago

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

2:00 pm - 9:15 pmFRA-ORD

14h 15m1 stop

7:25 pm - 4:20 pmORD-FRA

13h 55m1 stop

$547Icelandair

Find Deal

Wed, Sep 3 - Sun, Sep 7

5:10 pm - 6:15 pmFRA-ORD

32h 05m1 stop

10:15 pm - 1:00 pmORD-FRA

31h 45m1 stop

$548Icelandair

Find Deal

Mon, Sep 1 - Sun, Sep 14

11:45 pm - 2:00 pmHHN-ORD

21h 15m1 stop

9:15 pm - 11:20 pmORD-HHN

19h 05m1 stop

$556

Find Deal

Mon, Sep 1 - Sun, Sep 14

2:00 pm - 6:15 pmFRA-ORD

11h 15m1 stop

7:25 pm - 1:00 pmORD-FRA

10h 35m1 stop

$557Icelandair

Find Deal

Thu, Oct 16 - Tue, Oct 21

11:45 pm - 2:00 pmHHN-ORD

21h 15m1 stop

9:15 pm - 11:20 pmORD-HHN

19h 05m1 stop

$558

Find Deal

Mon, Sep 1 - Sun, Sep 14

11:25 am - 6:45 pmFRA-ORD

14h 20m1 stop

9:45 pm - 7:40 pmORD-FRA

14h 55m1 stop

$561British Airways

Find Deal

Thu, Nov 27 - Tue, Dec 2

6:40 am - 12:55 pmFRA-ORD

13h 15m1 stop

3:05 pm - 6:30 amORD-FRA

8h 25mnonstop

$569United Airlines

Find Deal

Mon, Sep 1 - Sun, Sep 14

12:40 pm - 2:55 pmFRA-ORD

9h 15mnonstop

10:43 am - 7:20 amORD-FRA

13h 37m1 stop

$584United Airlines

Find Deal

Mon, Sep 1 - Sun, Sep 14

10:15 am - 2:10 pmFRA-ORD

10h 55m1 stop

10:15 am - 9:00 amORD-FRA

15h 45m2 stops

$611Delta

Find Deal

Thu, Sep 4 - Mon, Sep 8

10:15 am - 9:40 pmFRA-ORD

18h 25m2 stops

11:20 am - 8:55 amORD-FRA

14h 35m1 stop

$614Delta

Find Deal

Sat, Sep 20 - Sun, Oct 5

Austrian Airlines flights from Frankfurt am Main to Chicago O'Hare Intl Airport

Our best Austrian Airlines deals on Frankfurt am Main to Chicago O'Hare Intl Airport flight tickets

Austrian Airlines

Sep 20

FRA6:40 amFrankfurt am Main

13h 40m

1 stop

ORD1:20 pmChicago O'Hare Intl

Oct 4

ORD12:55 pmChicago O'Hare Intl

16h 55m

2 stops

FRA12:50 pmFrankfurt am Main

$604

Find similar

Austrian Airlines

Oct 2

FRA8:20 amFrankfurt am Main

17h 10m

2 stops

ORD6:30 pmChicago O'Hare Intl

Oct 25

ORD12:55 pmChicago O'Hare Intl

17h 55m

2 stops

FRA1:50 pmFrankfurt am Main

$610

Find similar

United Airlines flights from Frankfurt am Main to Chicago O'Hare Intl Airport

Our best United Airlines deals on Frankfurt am Main to Chicago O'Hare Intl Airport flight tickets

United Airlines

Sep 1

FRA6:40 amFrankfurt am Main

13h 15m

1 stop

ORD12:55 pmChicago O'Hare Intl

Sep 14

ORD6:35 pmChicago O'Hare Intl

8h 20m

FRA9:55 amFrankfurt am Main

$568

Find similar

United Airlines

Sep 1

FRA6:40 amFrankfurt am Main

13h 15m

1 stop

ORD12:55 pmChicago O'Hare Intl

Sep 14

ORD3:05 pmChicago O'Hare Intl

8h 25m

FRA6:30 amFrankfurt am Main

$569

Find similar

United Airlines

Sep 1

FRA8:50 amFrankfurt am Main

9h 10m

ORD11:00 amChicago O'Hare Intl

Sep 14

ORD6:35 pmChicago O'Hare Intl

8h 20m

FRA9:55 amFrankfurt am Main

$573

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Frankfurt am Main to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Wed 9/3

2:00 pm-9:15 pm

1 stop14h 15m

Chicago O'Hare Intl

Sun 9/7

7:25 pm-4:20 pm

1 stop13h 55m

$547

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Mon 9/1

5:10 pm-6:15 pm

1 stop32h 05m

Chicago O'Hare Intl

Sun 9/14

10:15 pm-1:00 pm

1 stop31h 45m

$548

Frankfurt am MainChicago

HHN - ORD

HHNORD

Frankfurt-Hahn

Mon 9/1

11:45 pm-2:00 pm

1 stop21h 15m

Chicago O'Hare Intl

Sun 9/14

9:15 pm-11:20 pm

1 stop19h 05m

$556

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Thu 10/16

2:00 pm-6:15 pm

1 stop11h 15m

Chicago O'Hare Intl

Tue 10/21

7:25 pm-1:00 pm

1 stop10h 35m

$557

Frankfurt am MainChicago

HHN - ORD

HHNORD

Frankfurt-Hahn

Mon 9/1

11:45 pm-2:00 pm

1 stop21h 15m

Chicago O'Hare Intl

Sun 9/14

9:15 pm-11:20 pm

1 stop19h 05m

$558

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Thu 11/27

11:25 am-6:45 pm

1 stop14h 20m

Chicago O'Hare Intl

Tue 12/2

9:45 pm-7:40 pm

1 stop14h 55m

$561

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Mon 9/1

6:40 am-12:55 pm

1 stop13h 15m

Chicago O'Hare Intl

Sun 9/14

3:05 pm-6:30 am

Nonstop8h 25m

$569

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Mon 9/1

12:40 pm-2:55 pm

Nonstop9h 15m

Chicago O'Hare Intl

Sun 9/14

10:43 am-7:20 am

1 stop13h 37m

$584

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Thu 9/4

10:15 am-2:10 pm

1 stop10h 55m

Chicago O'Hare Intl

Mon 9/8

10:15 am-9:00 am

2 stops15h 45m

$611

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Sat 9/20

10:15 am-9:40 pm

2 stops18h 25m

Chicago O'Hare Intl

Sun 10/5

11:20 am-8:55 am

1 stop14h 35m

$614

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Frankfurt am Main to Chicago O'Hare Intl 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

Prices

Airlines

Other information

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of March is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Frankfurt am Main averaging around $629.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Tuesday when prices can be found for as low as $698. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from Frankfurt am Main because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $811.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Frankfurt am Main in the evening is the least expensive time of day to depart. momondo users have found prices as low as $505 when looking at flights departing in the evening. Try not to purchase tickets in the morning because they tend to be around $749. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Frankfurt am Main to Chicago O'Hare Intl flight route?

Fly from Frankfurt am Main to Chicago O'Hare Intl for the best Frankfurt am Main - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Frankfurt am Main when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $703 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Frankfurt am Main for as low as $611 on momondo.

What cabin class options are available on Frankfurt am Main to Chicago O'Hare Intl flights?

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

Cheap Frankfurt am Main to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Frankfurt am Main to Chicago O'Hare Intl Airport

Best Price Found	$337
Fastest flight time	9h 10m
Direct flights	Every day

The best one-way flight to Chicago O'Hare Intl Airport from Frankfurt am Main in the past 72 hours is $337. The best round-trip flight deal from Frankfurt am Main to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $547.

The fastest flight from Frankfurt am Main to Chicago O'Hare Intl Airport takes 9h 10m

Direct flights go from Frankfurt am Main to Chicago O'Hare Intl Airport every day.

Search flight deals

How far is Frankfurt am Main to Chicago O'Hare Intl by plane?
Chicago O'Hare Intl is 4329.7 mi away from Frankfurt am Main. A reasonable flight in good conditions will take 9h 10m.
When did momondo last update prices for flights from Frankfurt am Main to Chicago O'Hare Intl Airport?
Prices for flights from Frankfurt am Main to Chicago O'Hare Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Frankfurt am Main to Chicago O'Hare Intl Airport?
As of August 2025, there are 5 operators available to choose from for flights from Frankfurt am Main to Chicago O'Hare Intl Airport.
How old do you have to be to fly from Frankfurt am Main to Chicago O'Hare Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Frankfurt am Main to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Frankfurt am Main to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Frankfurt am Main to Chicago O'Hare Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $390	Free Cancellation	Rating 7.9 7,981 reviews	Search Delta flights
Icelandair	PriceFrom $480	Free Cancellation	Rating 7.0 529 reviews	Search Icelandair flights
British Airways	PriceFrom $524	Free Cancellation	Rating 6.7 7,283 reviews	Search British Airways flights
United Airlines	PriceFrom $543	Free Cancellation	Rating 7.4 8,922 reviews	Search United Airlines flights
Lufthansa	PriceFrom $553	Free Cancellation	Rating 6.8 7,334 reviews	Search Lufthansa flights

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Gurnee

Naperville

Rosemont

Kenosha

New Buffalo

Joliet

Oak Brook

Racine

Hammond

Tinley Park

Orland Park

Elgin

Aurora

Janesville

Benton Harbor

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Frankfurt am Main to Chicago. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Chicago from Frankfurt am Main with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Frankfurt am Main to Chicago.

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

Of course. momondo tracks the price of Frankfurt am Main to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Frankfurt am Main to Chicago from $337

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Frankfurt am Main to Chicago departing on 11/4. 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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Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Find the cheapest flights from Frankfurt am Main to Chicago

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Austrian Airlines flights from Frankfurt am Main to Chicago O'Hare Intl Airport

Our best Austrian Airlines deals on Frankfurt am Main to Chicago O'Hare Intl Airport flight tickets

United Airlines flights from Frankfurt am Main to Chicago O'Hare Intl Airport

Our best United Airlines deals on Frankfurt am Main to Chicago O'Hare Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Frankfurt am Main to Chicago O'Hare Intl Airport that are best for you.

See travel insights to Chicago from

How to get the cheapest flight ticket from Frankfurt am Main to Chicago O'Hare Intl 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 Chicago O'Hare Intl Airport?

The month of March is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Frankfurt am Main averaging around $629.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest Frankfurt am Main to Chicago O'Hare Intl flight route?

Fly from Frankfurt am Main to Chicago O'Hare Intl for the best Frankfurt am Main - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

What cabin class options are available on Frankfurt am Main to Chicago O'Hare Intl flights?

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

What is the cheapest airline that flies from Frankfurt am Main to Chicago O'Hare Intl?

TAP AIR PORTUGAL is the most popular carrier operating from Frankfurt am Main to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

How many flights depart from Frankfurt am Main to Chicago O'Hare Intl Airport on average per day?

13 flights are operational daily from Frankfurt am Main to Chicago O'Hare Intl Airport as of August 2025. The most popular departure time for this route is 10:00AM, with 54% of flights per day taking off at noon.

How many flights depart from Frankfurt am Main to Chicago O'Hare Intl Airport on average per week?

91 flights are operational weekly from Frankfurt am Main to Chicago O'Hare Intl Airport as of August 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

Cheap Frankfurt am Main to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Frankfurt am Main to Chicago O'Hare Intl Airport

Best Price Found

Fastest flight time

Direct flights

How far is Frankfurt am Main to Chicago O'Hare Intl by plane?

When did momondo last update prices for flights from Frankfurt am Main to Chicago O'Hare Intl Airport?

How many operators does momondo search for flights from Frankfurt am Main to Chicago O'Hare Intl Airport?

How old do you have to be to fly from Frankfurt am Main to Chicago O'Hare Intl Airport?

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

Best airlines flying from Frankfurt am Main to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Frankfurt am Main to Chicago O'Hare Intl Airport with momondo

Traveling to a place near Chicago?

Why use momondo?

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

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

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

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

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Chicago

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo