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Frankfurt

$283+ Cheap flights from Illinois to Frankfurt (FRA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FRA
ene. 14 — ene. 211
mié. 1/14
mié. 1/21
1 adult, Economy
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Cheap flight deals from Illinois to Frankfurt

Cheapest flights from Illinois to Frankfurt
Explore the most affordable flight options available from Illinois to Frankfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 15, 2025.

This Gotogate deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/299:55 pmORD - FRA
1 stop17h 15mLOT
mar. 1/137:50 pmFRA - ORD
1 stop31h 10mLOT
Deal found 12/13$938
This Cheapflightsfares deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/297:20 pmORD - FRA
1 stop17h 25mScandinavian Airlines
jue. 1/811:05 amFRA - ORD
1 stop12h 40mScandinavian Airlines
Deal found 12/15$969
This Mytrip deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/296:30 pmORD - FRA
2 stops17h 50mMultiple Airlines
mar. 1/138:00 pmFRA - ORD
3 stops28h 20mMultiple Airlines
Deal found 12/13$973
This FlightHub deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/299:55 pmORD - FRA
1 stop17h 15mLOT
jue. 1/87:50 pmFRA - ORD
1 stop31h 10mLOT
Deal found 12/13$981
This FlightHub deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/139:55 pmORD - FRA
1 stop28h 40mLOT
jue. 1/297:50 pmFRA - ORD
1 stop31h 10mLOT
Deal found 12/13$1,049
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/289:55 pmORD - FRA
2 stops17h 15mLOT
sáb. 1/1010:30 amFRA - ORD
1 stop16h 30mLOT
Deal found 12/15$1,075
This lastminute.com deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/297:20 pmORD - FRA
1 stop12h 10mScandinavian Airlines
mar. 1/1310:30 amFRA - ORD
2 stops18h 31mScandinavian Airlines
Deal found 12/13$1,076
This Kiwi.com deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/237:10 amORD - FRA
1 stop22h 50mMultiple Airlines
dom. 1/119:05 amFRA - ORD
2 stops39h 47mMultiple Airlines
Deal found 12/13$1,107
This Kiwi.com deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/237:10 amORD - FRA
1 stop22h 50mMultiple Airlines
sáb. 1/109:20 amFRA - ORD
2 stops30h 52mMultiple Airlines
Deal found 12/13$1,134
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/309:55 pmORD - FRA
1 stop14h 00mLOT
mar. 1/67:50 pmFRA - ORD
1 stop31h 10mLOT
Deal found 12/15$1,137
This Delta deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/299:50 amMDW - FRA
1 stop15h 50mDelta
mar. 1/136:55 amFRA - MDW
2 stops17h 39mDelta
Deal found 12/13$1,368
This Virgin Atlantic deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/299:29 amMDW - FRA
1 stop15h 21mVirgin Atlantic
mar. 1/139:50 amFRA - MDW
1 stop19h 17mVirgin Atlantic
Deal found 12/13$1,369

Find flight deals from Illinois to Frankfurt

Keep the following information in mind while searching for Illinois to Frankfurt flight deals. Data was last updated diciembre 15, 2025.

Round-trip from

$538
(SmartFares)

One-way from

$283
(Kiwi.com)

Popular in

July

Cheapest in

April

Average price

$1,080

Good round-trip deal

$734 or less

Good one-way deal

$550 or less
From Illinois to Frankfurt am Main
Search Deals
One-way flight from Illinois to Frankfurt am Main
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Highest demand for flights based on searches. 12% potential increase in price ($124 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Illinois to Frankfurt am Main.
Search Deals
Price to beat on a one-way flight from Illinois to Frankfurt am Main.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Frankfurt that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 15, 2025.
Use the filters below to find and compare flights from Illinois to Frankfurt am Main Airport that are best for you.

Fly from

Illinois

Fly to

Frankfurt

Route

Depart

Return

Price

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

dom. 3/1

7:20 pm-2:30 pm

1 stop12h 10m

Frankfurt am Main

mar. 3/17

3:15 pm-5:45 pm

1 stop32h 30m

$598

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

mié. 2/4

7:20 pm-2:30 pm

1 stop12h 10m

Frankfurt am Main

mié. 2/11

10:30 am-9:35 pm

2 stops18h 05m

$619

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

vie. 2/27

7:20 pm-2:30 pm

1 stop12h 10m

Frankfurt am Main

mar. 3/17

8:30 pm-5:45 pm

1 stop27h 15m

$651

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

mié. 3/4

6:25 pm-2:30 pm

2 stops37h 05m

Frankfurt am Main

dom. 3/15

11:00 am-5:45 pm

1 stop12h 45m

$657

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

lun. 2/2

7:20 pm-2:30 pm

1 stop12h 10m

Frankfurt am Main

mar. 2/17

8:30 pm-9:57 pm

2 stops32h 27m

$666

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

dom. 1/25

7:01 am-9:50 am

2 stops19h 49m

Frankfurt am Main

jue. 1/29

11:05 am-4:55 pm

1 stop12h 50m

$666

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

dom. 2/8

7:10 pm-7:45 pm

1 stop17h 35m

Frankfurt am Main

mar. 2/24

10:30 am-9:57 pm

2 stops18h 27m

$666

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

mar. 3/3

7:00 am-9:50 am

2 stops19h 50m

Frankfurt am Main

sáb. 3/14

8:30 pm-5:45 pm

1 stop27h 15m

$676

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

mié. 3/18

4:50 pm-7:30 am

Nonstop8h 40m

Frankfurt am Main

mié. 3/25

10:45 am-2:55 pm

Nonstop10h 10m

$804

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

dom. 2/22

6:55 pm-4:05 pm

2 stops14h 10m

Frankfurt am Main

mar. 3/3

10:50 am-9:40 pm

1 stop17h 50m

$814

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 59 results
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Best time to book a flight from Illinois to Frankfurt

Have a flexible travel schedule? Discover the best time to fly to Frankfurt 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 Frankfurt am Main Airport

What is the cheapest month to book a flight from Illinois to Frankfurt am Main Airport?

Currently, February is the cheapest month in which you can book a flight from Illinois to Frankfurt am Main Airport (average of $461). Flying from Illinois to Frankfurt am Main Airport in June is currently the most expensive (average of $873). 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.

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

Find hourly flight availability from Illinois to Frankfurt. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 15, 2025.

When flying from Illinois to Frankfurt am Main Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 36% versus a flight at noon.

What is the cheapest day to fly from Illinois to Frankfurt am Main Airport?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Frankfurt. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Frankfurt am Main Airport flight should consider departing on Tuesday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Frankfurt am Main Airport

Explore weekly flight availability from Illinois to Frankfurt. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated diciembre 15, 2025.

The most flights from USIL to FRA are scheduled on a Monday (13 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to Frankfurt. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Frankfurt am Main Airport?

    A quick flight from Illinois to Frankfurt am Main Airport can take about 8h 40m. Scandinavian Airlines provides one of the quickest options available for as low as $804. There are 4577 mi between Illinois and Frankfurt am Main Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Illinois to Frankfurt am Main Airport one-way?

    To fly one-way, consider booking your trip with Scandinavian Airlines, which is currently one of the cheapest options available, starting at $197. Icelandair flights start at $221 while deals on Lufthansa start at $436 one-way.

  • What are the most popular routes from Illinois to Frankfurt am Main Airport?

    While some choose either Lambert-St Louis - Frankfurt am Main or Chicago Midway - Frankfurt am Main, Chicago O'Hare Intl - Frankfurt am Main is the most popular route from Illinois to Frankfurt am Main Airport.

  • What are the most reliable airlines from Illinois to Frankfurt am Main Airport?

    The top 3 most reliable airlines when flying from Illinois to Frankfurt am Main Airport are Air Canada (57%), Lufthansa (56%) and United Airlines (54%).

  • What are the cheapest flights from Illinois to Frankfurt am Main Airport?

    Looking for the cheapest flight from Illinois to Frankfurt am Main Airport? While on average our users pay $2,684, our data indicates the cheapest price to be $418. The most popular route (Chicago O'Hare Intl - Frankfurt am Main), is priced around $484.

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

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

  • How can I find direct flights from Illinois to Frankfurt?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Frankfurt 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 Frankfurt am Main Airport?

    Currently, February is the cheapest month in which you can book a flight from Illinois to Frankfurt am Main Airport (average of $461). Flying from Illinois to Frankfurt am Main Airport in June is currently the most expensive (average of $873). 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

Traveling to a place near Frankfurt am Main Airport?

Book flights to Frankfurt am Main Airport if you plan to visit one of these locations
Koblenz
Wurzburg
Baden-Baden
Speyer
Wiesbaden
Trier
Boppard
Mainz

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Alternative routes for Illinois to Frankfurt

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Top 10 airlines flying from Illinois to Frankfurt

Discover the top 10 airlines that operate flights from Illinois to Frankfurt. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$137Average$786FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$429Average$890FlexibilityNo cancel feeOn-time70%
IcelandairCheapest$462Average$711FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$485Average$721FlexibilityNo cancel feeOn-time71%
Scandinavian AirlinesCheapest$489Average$592FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$491Average$842FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$572Average$898FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$596Average$886FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$609Average$697FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$699Average$1,040FlexibilityNo cancel feeOn-time69%

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