Question 1

What is the cheapest Frankfurt am Main to Chicago flight route?

Accepted Answer

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

Question 2

What cabin class options are available on Frankfurt am Main to Chicago flights?

Accepted Answer

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

Question 3

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

Accepted Answer

You could potentially save up to 31% on your flight if you consider stops on a Frankfurt am Main Airport to Chicago flight.

Question 4

How far in advance should I book a flight to Chicago?

Accepted Answer

You are more likely to see cheaper flights to Chicago from Frankfurt am Main Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $706 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Frankfurt am Main Airport for as low as $629 on momondo.

Question 5

How often are flights from Frankfurt am Main to Chicago delayed?

Accepted Answer

Historically, on average around 19% of flights between Frankfurt am Main and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 151 minutes.

Question 6

What is the cheapest time of day to depart on your flight to Chicago?

Accepted Answer

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Frankfurt am Main Airport to Chicago during this time can be as low as $698. In contrast, the most expensive time of day to depart to Chicago is in the morning when prices are around $765.

Question 7

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

Accepted Answer

As of December 2025, prices for Frankfurt am Main Airport to Chicago flights are approximately 29% more expensive when compared to flights at the same time last year.

Question 8

Which airport is the most popular layover for flights between Frankfurt am Main Airport and Chicago?

Accepted Answer

London (LHR) was the most common stop: 36% of momondo users choosing 1-stop flights on this route connected there.

Question 9

What airlines fly to Chicago?

Accepted Answer

Lufthansa, United Airlines and British Airways are the top three most popular airlines that fly to Chicago from Frankfurt am Main Airport according to our data. Lufthansa is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 5 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

Question 10

Which layover airport has the shortest connection time from Frankfurt am Main Airport to Chicago?

Accepted Answer

Reykjavik (KEF) has the shortest average layover time for this route: 0h 45m.

Question 11

Which layover airport has the shortest travel time from Frankfurt am Main Airport to Chicago?

Accepted Answer

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 11h 05m.

Question 12

What is the cheapest airline that flies from Frankfurt am Main to Chicago?

Accepted Answer

British Airways and Scandinavian Airlines are the most popular carriers operating from Frankfurt am Main to Chicago

Question 13

Which layover airport offers the lowest fares from Frankfurt am Main Airport to Chicago?

Accepted Answer

Flights via Lisbon (LIS) offer the lowest average round-trip price of $438.

Question 14

What is the cheapest day to depart on your flight to Chicago?

Accepted Answer

The cheapest day to depart on your flight to Chicago is on a Thursday when prices can be found for as low as $730. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Frankfurt am Main Airport to Chicago for around $810.

Question 15

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Question 16

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

Accepted Answer

The number of flights available between Frankfurt am Main Airport and Chicago is 85 per week as of December 2025. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

Question 17

What is the most punctual flight time for Frankfurt am Main to Chicago flights?

Accepted Answer

Generally, flights departing at night tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

Question 18

Which airline has the best punctuality record on Frankfurt am Main to Chicago flights?

Accepted Answer

According to our data, Air Antilles have had the least number of delays on this route over the last 12 months; with about 3% of their flights experiencing any sort of delay.

Question 19

What is the cheapest month to fly to Chicago?

Accepted Answer

The month of February is, on average, the cheapest month to fly to Chicago from Frankfurt am Main Airport, with most prices found around $581. If you’re not able to fly to Chicago in February, then January is your next best option. Flight prices from Frankfurt am Main Airport to Chicago during January average around $607.

Question 20

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

Accepted Answer

12 flights are operational daily from Frankfurt am Main Airport to Chicago as of December 2025. The most popular departure time for this route is 10:00AM, with 57% of flights per day taking off at noon.

Question 21

What is the typical price of a round-trip flight between Frankfurt am Main Airport and Chicago?

Accepted Answer

Prices are currently typical for flights on this route.Typical prices usually range from $626 to $928.
The lowest price recently found on this route was $657.

Question 22

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

Accepted Answer

Prices for flights from Frankfurt am Main Airport to Chicago are updated daily.

Question 23

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

Accepted Answer

As of December 2025, there are 5 operators available to choose from for flights from Frankfurt am Main Airport to Chicago.

Question 24

How old do you have to be to fly from Frankfurt am Main Airport to Chicago?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Frankfurt am Main Airport to Chicago.

Question 25

What documentation or ID do you need to fly to Chicago?

Accepted Answer

The travel and health documents you'll need for your trip to Chicago 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 Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best Price Found	$771
Fastest flight time	9h 05m
Direct flights	Every day
Airports in Chicago	1 airport

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $390	Free Cancellation	Rating 7.9 8,011 reviews	Search Delta flights
Icelandair	PriceFrom $480	Free Cancellation	Rating 7.0 584 reviews	Search Icelandair flights
British Airways	PriceFrom $524	Free Cancellation	Rating 6.7 7,559 reviews	Search British Airways flights
United Airlines	PriceFrom $528	Free Cancellation	Rating 7.4 9,063 reviews	Search United Airlines flights
Lufthansa	PriceFrom $552	Free Cancellation	Rating 6.8 7,612 reviews	Search Lufthansa flights

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