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Frankfurt am Main

$228+ Cheap flights from Chicago (CHI) to Frankfurt am Main

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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — FRA
Feb 15 — Feb 221
Sun 2/15
Sun 2/22
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Frankfurt am Main are usually found in February or January, booked 29 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Chicago to Frankfurt am Main

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Frankfurt am Main (FK0). 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 January 16, 2026.

Round-trip from

$482
(oojo)

One-way from

$228
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$766
From Chicago (CHI) to Frankfurt am Main
Search Deals
One-way flight from Chicago (CHI) to Frankfurt am Main
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Highest demand for flights based on searches. 11% potential increase in price ($111 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Chicago to Frankfurt am Main

Cheapest flights from Chicago to Frankfurt am Main
Explore the most affordable flight options available from Chicago to Frankfurt am Main. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2026.

This oojo deal was found by Cheapflights users on 1/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/317:25 pm
ORD
-
FRA
1 stop10h 35m
Icelandair
Thu 4/92:00 pm
FRA
-
ORD
1 stop11h 15m
Icelandair
Deal found 1/14$482
This oojo deal was found by Cheapflights users on 1/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1910:25 pm
ORD
-
FRA
1 stop31h 35m
Icelandair
Wed 4/292:00 pm
FRA
-
ORD
1 stop11h 15m
Icelandair
Deal found 1/14$484
This FlightHub deal was found by Cheapflights users on 1/14. 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.
Tue 4/77:25 pm
ORD
-
FRA
1 stop10h 35m
Icelandair
Wed 4/152:00 pm
FRA
-
ORD
1 stop11h 15m
Icelandair
Deal found 1/14$486
This oojo deal was found by Cheapflights users on 1/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:25 pm
ORD
-
FRA
1 stop10h 35m
Icelandair
Sun 5/102:00 pm
FRA
-
ORD
1 stop11h 15m
Icelandair
Deal found 1/16$489
This CrystalTravel deal was found by Cheapflights users on 1/14. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/117:25 pm
ORD
-
FRA
1 stop10h 35m
Icelandair
Wed 5/202:00 pm
FRA
-
ORD
1 stop14h 25m
Icelandair
Deal found 1/14$491
This oojo deal was found by Cheapflights users on 1/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:25 pm
ORD
-
FRA
1 stop13h 55m
Icelandair
Sun 5/102:00 pm
FRA
-
ORD
1 stop11h 15m
Icelandair
Deal found 1/14$497
This oojo deal was found by Cheapflights users on 1/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/77:25 pm
ORD
-
FRA
1 stop10h 35m
Icelandair
Thu 5/145:20 pm
FRA
-
ORD
1 stop31h 55m
Icelandair
Deal found 1/14$499
This FlightHub deal was found by Cheapflights users on 1/14. 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.
Thu 4/307:25 pm
ORD
-
FRA
1 stop10h 35m
Icelandair
Sun 5/102:00 pm
FRA
-
ORD
1 stop11h 15m
Icelandair
Deal found 1/14$502
This KAYAK deal was found by Cheapflights users on 1/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/96:30 pm
ORD
-
FRA
1 stop10h 35m
Icelandair
Tue 2/241:05 pm
FRA
-
ORD
1 stop11h 15m
Icelandair
Deal found 1/13$508
This Icelandair deal was found by Cheapflights users on 1/15. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:30 pm
ORD
-
FRA
1 stop10h 35m
Icelandair
Fri 2/271:05 pm
FRA
-
ORD
1 stop11h 15m
Icelandair
Deal found 1/15$509
This KAYAK deal was found by Cheapflights users on 1/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/87:25 pm
ORD
-
FRA
1 stop10h 35m
Icelandair
Sat 5/162:00 pm
FRA
-
ORD
1 stop11h 15m
Icelandair
Deal found 1/14$524
This oojo deal was found by Cheapflights users on 1/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/158:25 pm
ORD
-
FRA
1 stop19h 15m
TAP AIR PORTUGAL
Sat 3/75:45 pm
FRA
-
ORD
1 stop28h 00m
TAP AIR PORTUGAL
Deal found 1/14$531

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Frankfurt am Main 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 January 16, 2026.
Use the filters below to find and compare flights from Chicago to Frankfurt am Main that are best for you.

Fly from

Chicago

Fly to

Frankfurt am Main

Route

Depart

Return

Price

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Sun 3/1

8:25 pm-12:30 pm

1 stop33h 05m

Frankfurt am Main

Sun 3/8

6:00 am-2:45 pm

1 stop15h 45m

$563

ChicagoFrankfurt am Main

ORD - HHN

ORDHHN

Chicago O'Hare Intl

Sun 2/15

9:00 pm-11:15 pm

1 stop19h 15m

Frankfurt-Hahn

Mon 3/9

11:40 pm-6:20 pm

2 stops24h 40m

$608

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Sat 2/21

7:20 pm-2:30 pm

1 stop12h 10m

Frankfurt am Main

Fri 2/27

10:30 am-4:45 pm

1 stop13h 15m

$611

ChicagoFrankfurt am Main

ORD - HHN

ORDHHN

Chicago O'Hare Intl

Sun 2/15

9:00 pm-11:15 pm

1 stop19h 15m

Frankfurt-Hahn

Thu 3/5

9:20 pm-11:38 pm

2 stops33h 18m

$614

ChicagoFrankfurt am Main

ORD - HHN

ORDHHN

Chicago O'Hare Intl

Sun 3/1

6:30 pm-11:15 pm

3 stops21h 45m

Frankfurt-Hahn

Sun 3/8

9:15 pm-6:20 pm

3 stops27h 05m

$617

ChicagoFrankfurt am Main

ORD - HHN

ORDHHN

Chicago O'Hare Intl

Sun 2/15

9:00 pm-11:15 pm

1 stop19h 15m

Frankfurt-Hahn

Tue 3/10

4:35 pm-12:40 am

2 stops38h 05m

$633

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Wed 3/11

8:20 pm-2:30 pm

1 stop12h 10m

Frankfurt am Main

Wed 3/18

10:30 am-9:49 pm

2 stops17h 19m

$639

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Mon 1/26

7:20 pm-2:30 pm

1 stop12h 10m

Frankfurt am Main

Thu 1/29

8:30 pm-4:55 pm

1 stop27h 25m

$651

ChicagoFrankfurt am Main

ORD - HHN

ORDHHN

Chicago O'Hare Intl

Fri 1/30

6:30 pm-11:25 pm

3 stops21h 55m

Frankfurt-Hahn

Tue 2/3

5:50 am-3:00 pm

3 stops40h 10m

$659

ChicagoFrankfurt am Main

ORD - HHN

ORDHHN

Chicago O'Hare Intl

Sun 2/8

9:00 pm-11:15 pm

1 stop19h 15m

Frankfurt-Hahn

Thu 2/26

3:40 pm-3:25 pm

2 stops30h 45m

$660

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 57 results
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Best time to book a flight from Chicago to Frankfurt am Main

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

How far ahead should I book a flight from Chicago to Frankfurt am Main?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Frankfurt am Main. Price data was last updated on January 9, 2026.

The best time to book flights from Chicago to Frankfurt am Main is 29 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Chicago to Frankfurt am Main (average of $461). Flying from Chicago to Frankfurt am Main in June is currently the most expensive (average of $842). 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 CHI to FRA?

Find hourly flight availability from Chicago to Frankfurt am Main. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 16, 2026.

When flying from Chicago to Frankfurt am Main, 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 Chicago to Frankfurt am Main

Explore weekly flight availability from Chicago to Frankfurt am Main. 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 January 16, 2026.

The most flights from CHI to FK0 are scheduled on a Monday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

How much does it cost to fly round-trip from Chicago to Frankfurt am Main?

Reviews of airlines servicing Frankfurt am Main

Get insights into the airlines that provide service to Frankfurt am Main. 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 Frankfurt am Main. Reviews last updated January 16, 2026.
See what other customers who have flown with United Airlines, Scandinavian Airlines, and Aer Lingus from Chicago to Frankfurt am Main have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,163 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,163 reviews
United Airlines
7.4
Good
9,163 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Scandinavian Airlines
7.3
Good
1,654 reviews
United Airlines
7.4
Good
9,163 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Aer Lingus
7.2
Good
1,435 reviews
United Airlines
7.4
Good
9,163 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Icelandair
7.1
Good
596 reviews
United Airlines
7.4
Good
9,163 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,718 reviews
United Airlines
7.4
Good
9,163 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Chicago to Frankfurt am Main. 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 Chicago to Frankfurt am Main?

    For as low as $482, Icelandair can have you in Frankfurt am Main from Chicago in 10h 35m. Airlines will cover a distance of 4328 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Chicago to Frankfurt am Main round-trip?

    Delta, at $137, was found to be the cheapest airline from Chicago to Frankfurt am Main.Alternate airlines to your destination round-trip include British Airways and TAP AIR PORTUGAL. Delta is currently priced 84% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $221. Users have also found prices from $284 and $463 on Scandinavian Airlines and Lufthansa, respectively.

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

    The most popular route from Chicago to Frankfurt am Main is Chicago O'Hare Intl - Frankfurt am Main. You may also consider Chicago Midway - Frankfurt am Main or Chicago O'Hare Intl - Frankfurt-Hahn.

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

    The top 3 most reliable airlines when flying from Chicago to Frankfurt am Main are Lufthansa (47%), Air Canada (44%) and United Airlines (44%).

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

    The cheapest flight price from Chicago to Frankfurt am Main is $404. On average you can expect to pay $2,744. The most popular route, (Chicago O'Hare Intl - Frankfurt am Main), can usually be booked for $443.

  • Can I find deals for flights from Chicago to Frankfurt am Main that include hotel bookings?

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

  • How can I find direct flights from Chicago to Frankfurt am Main?

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

  • Can I find deals for business class flights from Chicago to Frankfurt am Main?

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

    Currently, February is the cheapest month in which you can book a flight from Chicago to Frankfurt am Main (average of $461). Flying from Chicago to Frankfurt am Main in June is currently the most expensive (average of $842). 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 Chicago to Frankfurt am Main

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Chicago to Frankfurt am Main

Discover the top 10 airlines that operate flights from Chicago to Frankfurt am Main. 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 January 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$137Average$791FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$415Average$813FlexibilityNo cancel feeOn-time70%
TAP AIR PORTUGALCheapest$460Average$815FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$462Average$714FlexibilityNo cancel feeOn-time76%
LOTCheapest$462Average$1,076FlexibilityNo cancel feeOn-time81%
Scandinavian AirlinesCheapest$477Average$588FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$485Average$721FlexibilityNo cancel feeOn-time71%
Aer LingusCheapest$501Average$863FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$596Average$886FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$609Average$699FlexibilityNo cancel feeOn-time77%

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