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$438+ Cheap flights from Frankfurt (FRA) to Illinois

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
FRA — ORD
Nov 18 — Nov 251
Mon 11/18
Mon 11/25
1 adult, Economy
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Cheap flight deals from Frankfurt to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Frankfurt (FRA) to Illinois (USIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 13, 2024.

Find flight deals from Frankfurt to Illinois

Cheapest flights from Frankfurt to Illinois
Explore the most affordable flight options available from Frankfurt to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2024.

This British Airways deal was found by Cheapflights users on 11/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/238:05 amFRA - ORD
1 stop17h 50mBritish Airways
Sat 12/710:00 amORD - FRA
1 stop14h 15mBritish Airways
Deal found 11/12$568
This Delta deal was found by Cheapflights users on 11/12. 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.
Fri 12/66:55 amFRA - MDW
2 stops18h 37mDelta
Tue 12/101:30 pmMDW - FRA
2 stops14h 35mDelta
Deal found 11/12$569
This Expedia deal was found by Cheapflights users on 11/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/287:25 amFRA - ORD
1 stop12h 30mLufthansa
Wed 12/43:15 pmORD - FRA
Nonstop8h 20mLufthansa
Deal found 11/13$569
This United Airlines deal was found by Cheapflights users on 11/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/269:35 amFRA - ORD
1 stop13h 40mUnited Airlines
Wed 12/111:19 pmORD - FRA
1 stop11h 06mUnited Airlines
Deal found 11/13$570
This Lufthansa deal was found by Cheapflights users on 11/11. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/238:20 amFRA - ORD
1 stop12h 45mMultiple Airlines
Sat 12/74:10 pmORD - FRA
1 stop10h 55mMultiple Airlines
Deal found 11/11$574
This Air Canada deal was found by Cheapflights users on 11/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/259:45 amFRA - ORD
2 stops15h 56mAir Canada
Fri 12/64:00 pmORD - FRA
1 stop12h 10mAir Canada
Deal found 11/13$580
This Delta deal was found by Cheapflights users on 11/13. 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.
Sat 11/2312:00 pmFRA - ORD
2 stops18h 59mDelta
Fri 12/65:20 pmORD - FRA
2 stops13h 20mDelta
Deal found 11/13$583
This SWISS deal was found by Cheapflights users on 11/12. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/236:15 pmFRA - ORD
1 stop29h 00mSWISS
Fri 12/69:10 pmORD - FRA
2 stops15h 45mSWISS
Deal found 11/12$585
This Expedia deal was found by Cheapflights users on 11/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/227:35 pmFRA - ORD
1 stop25h 55mIberia
Sun 12/84:45 pmORD - FRA
1 stop19h 05mIberia
Deal found 11/13$589
This Air Canada deal was found by Cheapflights users on 11/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/299:45 amFRA - STL
2 stops36h 21mAir Canada
Sat 1/113:50 pmSTL - FRA
1 stop12h 20mAir Canada
Deal found 11/12$592
This United Airlines deal was found by Cheapflights users on 11/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1812:00 pmFRA - STL
2 stops18h 28mUnited Airlines
Sun 12/298:00 amSTL - FRA
2 stops16h 10mUnited Airlines
Deal found 11/12$599
This KLM deal was found by Cheapflights users on 11/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2710:15 amFRA - ORD
2 stops15h 19mKLM
Wed 12/44:25 pmORD - FRA
1 stop10h 10mKLM
Deal found 11/13$603

Find flights from Frankfurt to Illinois within your budget

Customize your flight search to find flights from Frankfurt to Illinois 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 2,744,491 searches. Data last updated November 13, 2024.

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Price

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Sat 3/15

8:05 am-7:45 pm

1 stop17h 40m

Chicago O'Hare Intl

Wed 3/26

7:40 pm-2:05 pm

1 stop12h 25m

$568

Frankfurt am MainChicago

FRA - MDW

FRAMDW

Frankfurt am Main

Fri 12/6

6:55 am-6:32 pm

2 stops18h 37m

Chicago Midway

Tue 12/10

1:30 pm-11:05 am

2 stops14h 35m

$569

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Wed 4/2

2:00 pm-6:20 pm

1 stop11h 20m

Chicago O'Hare Intl

Wed 4/16

7:30 pm-1:00 pm

1 stop10h 30m

$569

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Tue 11/26

9:35 am-4:15 pm

1 stop13h 40m

Chicago O'Hare Intl

Wed 12/11

1:19 pm-7:25 am

1 stop11h 06m

$570

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Sat 11/23

8:20 am-2:05 pm

1 stop12h 45m

Chicago O'Hare Intl

Mon 12/9

3:15 pm-6:35 am

Nonstop8h 20m

$571

Frankfurt am MainChicago

FRA - MDW

FRAMDW

Frankfurt am Main

Sun 2/9

10:40 am-10:20 pm

2 stops18h 40m

Chicago Midway

Tue 2/18

1:05 pm-8:40 am

1 stop12h 35m

$572

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Tue 11/26

7:25 am-12:55 pm

1 stop12h 30m

Chicago O'Hare Intl

Wed 12/4

6:30 pm-9:55 am

Nonstop8h 25m

$572

Frankfurt am MainChicago

FRA - MDW

FRAMDW

Frankfurt am Main

Mon 3/17

9:50 am-5:10 pm

1 stop13h 20m

Chicago Midway

Sat 3/29

1:05 pm-7:55 am

1 stop12h 50m

$574

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Mon 3/31

11:30 am-5:25 pm

1 stop12h 55m

Chicago O'Hare Intl

Sun 4/6

9:30 pm-6:35 pm

1 stop14h 05m

$574

Frankfurt am MainChicago

FRA - ORD

FRAORD

Frankfurt am Main

Mon 11/25

9:45 am-6:41 pm

2 stops15h 56m

Chicago O'Hare Intl

Thu 12/5

4:00 pm-11:10 am

1 stop12h 10m

$580

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

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

Have a flexible travel schedule? Discover the best time to fly to Illinois from Frankfurt 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.

Travel insights for flights from Frankfurt to Illinois

Get recent, data-driven insights about flights from Frankfurt to Illinois including ideal travel times, pricing trends, and more.

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

Currently, September is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Illinois (average of $232). Flying from Frankfurt am Main Airport to Illinois in June is currently the most expensive (average of $308). 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 FRA to IL?

Find hourly flight availability from Frankfurt to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2024.

When flying from Frankfurt am Main Airport to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Frankfurt am Main Airport to Illinois

Explore weekly flight availability from Frankfurt to Illinois. 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 November 13, 2024.

The most flights from FRA to USIL are scheduled on a Monday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated November 13, 2024.
Read reviews from past customers who have flown Icelandair, SWISS and British Airways from Frankfurt am Main to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,789 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,789 reviews
Delta
8.0
Very good
8,789 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,346 reviews
Delta
8.0
Very good
8,789 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.7
Good
1,302 reviews
Delta
8.0
Very good
8,789 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Austrian Airlines
7.6
Good
811 reviews
Delta
8.0
Very good
8,789 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS
7.6
Good
1,640 reviews
Delta
8.0
Very good
8,789 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

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

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $502. Aer Lingus flights start at $535 while deals on Icelandair start at $540 one-way.

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

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

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

    The top 3 most reliable airlines when flying from Frankfurt am Main Airport to Illinois are Lufthansa (64%), Air Canada (57%) and United Airlines (57%).

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

    While on average a flight from Frankfurt am Main Airport to Illinois is generally $1,043, our data shows the cheapest flight currently is $579. When looking at the most popular route, (Frankfurt am Main - Chicago O'Hare Intl), you can expect to pay $449 for that flight.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Illinois (average of $232). Flying from Frankfurt am Main Airport to Illinois in June is currently the most expensive (average of $308). 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.

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Alternative routes for Frankfurt to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Frankfurt to Illinois

Discover the top 8 airlines that operate flights from Frankfurt to Illinois. 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 2,744,491 searches. Data last updated November 13, 2024.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$321Average$635FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$419Average$537FlexibilityNo cancel feeOn-time77%
KLMCheapest$448Average$641FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$448Average$608FlexibilityNo cancel feeOn-time70%
DeltaCheapest$449Average$620FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$489Average$762FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$539Average$641FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$552Average$708FlexibilityNo cancel feeOn-time69%
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