Cheap flights from Frankfurt am Main Airport to Illinois from $355
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Frankfurt am Main Airport to Illinois departing on 10/15. 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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How to get the cheapest flight ticket from Frankfurt am Main Airport 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
What is the cheapest month to fly to Illinois?
The cheapest month to fly to Illinois from Frankfurt am Main Airport is in February. Flight prices, which tend to average around $587, 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 $599.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Frankfurt am Main Airport to Illinois is on a Tuesday when prices can be found for as low as $701. Flights from Frankfurt am Main Airport to Illinois on a Saturday will generally be more expensive and average around $810. 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 Airport to Illinois during this time can be as low as $706. Flights in the morning are often more expensive with an average ticket price of $746.
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 Airport when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $704 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 Airport for as low as $633 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?
TAP AIR PORTUGAL, Air Serbia, and Icelandair 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 Airport 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 Airport to Illinois on average per day?
The number of flights available between Frankfurt am Main Airport and Illinois is 13 per day as of June 2025. The most frequent departure time is 10:00AM, with 53% of daily flights leaving at noon.
How many flights depart from Frankfurt am Main Airport to Illinois on average per week?
97 flights are operational weekly from Frankfurt am Main Airport to Illinois as of June 2025. The most popular departure day for this route is Wed, with 15% of flights per week taking off on this day.
Cheap Frankfurt am Main Airport to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Frankfurt am Main Airport to Illinois
When did momondo last update prices for flights from Frankfurt am Main Airport to Illinois?
Prices for flights from Frankfurt am Main Airport to Illinois are updated daily.
How many operators does momondo search for flights from Frankfurt am Main Airport to Illinois?
The number of operators available for flights from Frankfurt am Main Airport to Illinois is 6 as of June 2025.
How old do you have to be to fly from Frankfurt am Main Airport 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 Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Frankfurt am Main Airport to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Frankfurt am Main Airport to Illinois is Boeing 747-8, representing 21.52% of all bookings. The subsequent popular models are Boeing 787-10 Dreamliner at 17.73%, Airbus A340-300 at 13.16%, and Boeing 787 Dreamliner at 11.48%.
Best airlines flying from Frankfurt am Main Airport to Illinois
Compare and see reviews for airlines that fly from Frankfurt am Main Airport to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $390 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $480 | Free Cancellation | Rating 7.0 499 reviews | |||
| PriceFrom $509 | Free Cancellation | Rating 6.6 7,019 reviews | |||
| PriceFrom $543 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $553 | Free Cancellation | Rating 6.8 7,149 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Frankfurt am Main to Illinois?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Frankfurt am Main to Illinois. momondo saves you time and could save you money on your trip.
Can I find flights from Frankfurt am Main to Illinois with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Illinois from Frankfurt am Main with this policy.
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?
Of course. momondo tracks the price of Frankfurt am Main to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.