Cheap flights from Frankfurt am Main to Illinois from $339
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 Illinois departing on 5/23. 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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1 adult
Economy
0 bags
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Cheap round-trip flights
These are some of the best round-trip flight deals from Frankfurt am Main to Illinois that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Frankfurt am Main to Illinois.
Cheap last minute flights
Planning a quick getaway from Frankfurt am Main to Illinois? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to Illinois, so you can enjoy a seamless trip without layovers.
American Airlines flights from Frankfurt am Main to Illinois
Our best American Airlines deals on Frankfurt am Main to Illinois flight tickets
American Airlines![American Airlines]()
May 15![American Airlines]()
May 28
FRA9:20 amFrankfurt am Main
19h 23m
1 stop
ORD9:43 pmChicago O'Hare Intl
ORD10:24 pmChicago O'Hare Intl
25h 56m
2 stops
FRA7:20 amFrankfurt am Main
American Airlines![American Airlines]()
Sep 15![American Airlines]()
Sep 22
FRA9:20 amFrankfurt am Main
27h 33m
2 stops
ORD5:53 amChicago O'Hare Intl
ORD4:55 pmChicago O'Hare Intl
22h 30m
1 stop
FRA10:25 pmFrankfurt am Main
Air Canada flights from Frankfurt am Main to Illinois
Our best Air Canada deals on Frankfurt am Main to Illinois flight tickets
Air Canada![Air Canada]()
May 23![Air Canada]()
May 30
FRA4:15 pmFrankfurt am Main
22h 44m
2 stops
ORD7:59 amChicago O'Hare Intl
ORD8:40 amChicago O'Hare Intl
16h 30m
1 stop
FRA8:10 amFrankfurt am Main
Air Canada![Air Canada]()
May 31![Air Canada]()
Jun 14
FRA4:15 pmFrankfurt am Main
24h 37m
2 stops
ORD9:52 amChicago O'Hare Intl
ORD11:15 amChicago O'Hare Intl
12h 55m
2 stops
FRA7:10 amFrankfurt am Main
See travel insights to Illinois from
How to get the cheapest flight ticket from Frankfurt am Main to Illinois
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 Illinois?
The cheapest month to fly to Illinois from Frankfurt am Main is in February. Flight prices, which tend to average around $585, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $598.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Frankfurt am Main to Illinois is on a Tuesday when prices can be found for as low as $702. Flights from Frankfurt am Main to Illinois on a Saturday will generally be more expensive and average around $783. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Illinois?
Our most recent data shows that the best time of day to fly to Illinois is at noon. Flights from Frankfurt am Main to Illinois during this time can be as low as $706. Flights in the afternoon are often more expensive with an average ticket price of $802.
What is the cheapest Frankfurt am Main to Illinois flight route?
Fly from Frankfurt am Main to Chicago O'Hare Intl for the best Frankfurt am Main - Illinois flight prices
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from Frankfurt am Main when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $707 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Frankfurt am Main for as low as $641 on momondo.
What cabin class options are available on Frankfurt am Main to Illinois flights?
There are 4 cabin classes available to choose from on Frankfurt am Main to Illinois 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 Illinois?
Air Serbia, TAP AIR PORTUGAL, and Aer Lingus are the most popular carriers operating from Frankfurt am Main to Illinois
What airlines fly to Illinois?
Lufthansa, United Airlines and British Airways are the top three most popular airlines that fly to Illinois from Frankfurt am Main according to our data. Lufthansa is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.
How many flights depart from Frankfurt am Main to Illinois on average per day?
13 flights are operational daily from Frankfurt am Main to Illinois as of May 2025. The most popular departure time for this route is 10:00AM, with 53% of flights per day taking off at noon.
How many flights depart from Frankfurt am Main to Illinois on average per week?
The number of flights available between Frankfurt am Main and Illinois is 97 per week as of May 2025. The most frequent departure day is Wed, with 15% of weekly flights leaving on this day.
Cheap Frankfurt am Main to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Frankfurt am Main to Illinois
When did momondo last update prices for flights from Frankfurt am Main to Illinois?
Prices for flights from Frankfurt am Main to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from Frankfurt am Main to Illinois?
As of May 2025, there are 6 operators available to choose from for flights from Frankfurt am Main to Illinois.
How old do you have to be to fly from Frankfurt am Main to Illinois?
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 Frankfurt am Main to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois 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 Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Frankfurt am Main to Illinois
Compare and see reviews for airlines that fly from Frankfurt am Main to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $390 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $480 | Free Cancellation | Rating 7.0 487 reviews | |||
| PriceFrom $509 | Free Cancellation | Rating 6.6 6,842 reviews | |||
| PriceFrom $553 | Free Cancellation | Rating 6.7 7,045 reviews | |||
| PriceFrom $558 | Free Cancellation | Rating 7.4 8,696 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Frankfurt am Main to Illinois?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Frankfurt am Main to Illinois. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Frankfurt am Main to Illinois with flexible booking policies on momondo?
All flight searches from Frankfurt am Main to Illinois on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Frankfurt am Main to Illinois?
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 Illinois from Frankfurt am Main.
I’m not ready to book a flight from Frankfurt am Main to Illinois right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Frankfurt am Main to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.
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