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Frankfurt am Main

$242+ Cheap flights from O'Hare Intl (ORD) 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 3/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FRA
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Find cheap flights from O'Hare Intl to Frankfurt am Main with Cheapflights

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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Frankfurt am Main are usually found in January or February, booked 81 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from O'Hare Intl to Frankfurt am Main

Cheapest flights from O'Hare Intl to Frankfurt am Main
Explore the most affordable flight options available from O'Hare Intl to Frankfurt am Main. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This oojo deal was found by Cheapflights users on 2/3. 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.
Wed 3/47:10 pm
ORD
-
FRA
1 stop14h 45m
TAP AIR PORTUGAL
Wed 3/186:00 am
FRA
-
ORD
1 stop16h 00m
TAP AIR PORTUGAL
Deal found 2/3$498
This oojo deal was found by Cheapflights users on 2/2. 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.
Wed 4/296:00 pm
ORD
-
FRA
1 stop21h 20m
TAP AIR PORTUGAL
Wed 5/66:05 am
FRA
-
ORD
1 stop16h 55m
TAP AIR PORTUGAL
Deal found 2/2$500
This oojo deal was found by Cheapflights users on 2/2. 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.
Wed 4/296:00 pm
ORD
-
FRA
1 stop21h 20m
TAP AIR PORTUGAL
Fri 5/81:30 pm
FRA
-
ORD
1 stop33h 45m
TAP AIR PORTUGAL
Deal found 2/2$507
This FlightHub deal was found by Cheapflights users on 2/3. 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.
Wed 4/156:00 pm
ORD
-
FRA
1 stop17h 40m
TAP AIR PORTUGAL
Fri 5/17:40 pm
FRA
-
ORD
1 stop27h 35m
TAP AIR PORTUGAL
Deal found 2/3$516
This FlightHub deal was found by Cheapflights users on 2/2. 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.
Wed 4/156:00 pm
ORD
-
FRA
1 stop21h 20m
TAP AIR PORTUGAL
Thu 4/307:45 pm
FRA
-
ORD
1 stop27h 15m
TAP AIR PORTUGAL
Deal found 2/2$518
This FlightHub deal was found by Cheapflights users on 2/3. 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.
Sun 2/158:25 pm
ORD
-
FRA
1 stop33h 05m
TAP AIR PORTUGAL
Fri 4/246:05 am
FRA
-
ORD
1 stop16h 55m
TAP AIR PORTUGAL
Deal found 2/3$521
This FlightHub deal was found by Cheapflights users on 2/1. 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.
Fri 2/208:15 pm
ORD
-
FRA
1 stop33h 15m
TAP AIR PORTUGAL
Sun 3/86:00 am
FRA
-
ORD
1 stop15h 45m
TAP AIR PORTUGAL
Deal found 2/1$522
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Fri 4/176:00 pm
ORD
-
FRA
1 stop17h 40m
TAP AIR PORTUGAL
Fri 4/246:05 am
FRA
-
ORD
1 stop16h 55m
TAP AIR PORTUGAL
Deal found 2/1$526
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Wed 4/226:00 pm
ORD
-
FRA
1 stop17h 40m
TAP AIR PORTUGAL
Tue 4/287:40 pm
FRA
-
ORD
1 stop27h 20m
TAP AIR PORTUGAL
Deal found 2/1$527
This CrystalTravel deal was found by Cheapflights users on 2/3. 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 3/27:20 pm
ORD
-
FRA
1 stop17h 25m
Scandinavian Airlines
Fri 3/610:30 am
FRA
-
ORD
1 stop13h 25m
Scandinavian Airlines
Deal found 2/3$529
This CrystalTravel deal was found by Cheapflights users on 2/2. 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 3/27:20 pm
ORD
-
FRA
1 stop17h 25m
Scandinavian Airlines
Mon 3/911:05 am
FRA
-
ORD
1 stop12h 40m
Scandinavian Airlines
Deal found 2/2$532
This Mytrip deal was found by Cheapflights users on 2/3. 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.
Mon 4/137:05 pm
ORD
-
HHN
2 stops18h 40m
Multiple Airlines
Mon 4/202:05 pm
HHN
-
ORD
2 stops32h 50m
Multiple Airlines
Deal found 2/3$647

Find flight deals from O'Hare Intl to Frankfurt am Main

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) 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 February 3, 2026.

Round-trip from

$498
(oojo)

One-way from

$242
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$696
From Chicago O'Hare Intl to Frankfurt am Main
Search Deals
One-way flight from Chicago O'Hare Intl to Frankfurt am Main
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($249 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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 February 3, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Frankfurt am Main that are best for you.

Fly from

O'Hare Intl

Fly to

Frankfurt am Main

Route

Depart

Return

Price

ChicagoFrankfurt am Main

ORD - HHN

ORDHHN

Chicago O'Hare Intl

Mon 4/13

7:05 pm-8:45 pm

2 stops18h 40m

Frankfurt-Hahn

Mon 4/20

2:05 pm-3:55 pm

2 stops32h 50m

$647

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

$674

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Sat 3/28

7:50 pm-1:35 pm

1 stop11h 45m

Frankfurt am Main

Sat 4/4

3:20 pm-9:25 am

2 stops49h 05m

$722

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Sun 3/15

8:20 pm-7:45 pm

1 stop17h 25m

Frankfurt am Main

Mon 3/23

7:55 am-9:49 pm

2 stops19h 54m

$728

ChicagoFrankfurt am Main

ORD - HHN

ORDHHN

Chicago O'Hare Intl

Sun 4/19

7:25 pm-11:50 pm

3 stops21h 25m

Frankfurt-Hahn

Tue 4/21

5:15 pm-4:00 pm

2 stops29h 45m

$742

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Tue 2/17

6:30 pm-12:05 pm

1 stop10h 35m

Frankfurt am Main

Sun 5/3

2:00 pm-6:15 pm

1 stop11h 15m

$752

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Wed 3/4

7:00 am-9:50 am

2 stops19h 50m

Frankfurt am Main

Wed 3/18

10:30 am-9:49 pm

2 stops17h 19m

$757

ChicagoFrankfurt am Main

ORD - HHN

ORDHHN

Chicago O'Hare Intl

Tue 3/17

7:30 pm-11:10 pm

3 stops21h 40m

Frankfurt-Hahn

Mon 4/6

8:45 pm-6:15 pm

3 stops28h 30m

$757

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Mon 2/16

7:00 am-2:30 pm

2 stops24h 30m

Frankfurt am Main

Thu 2/19

11:15 am-4:45 pm

1 stop12h 30m

$760

ChicagoFrankfurt am Main

ORD - HHN

ORDHHN

Chicago O'Hare Intl

Sat 3/28

5:30 pm-9:30 pm

2 stops22h 00m

Frankfurt-Hahn

Wed 4/8

9:50 pm-5:50 pm

3 stops27h 00m

$764

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 42 results
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Best time to book a flight from O'Hare Intl to Frankfurt am Main

Have a flexible travel schedule? Discover the best time to fly to Frankfurt am Main from O'Hare Intl 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 O'Hare Intl Airport to Frankfurt am Main

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Frankfurt am Main?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Frankfurt am Main. Price data was last updated on January 30, 2026.

Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Frankfurt am Main. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Frankfurt am Main?

Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Frankfurt am Main (average of $461). Flying from Chicago O'Hare Intl Airport to Frankfurt am Main in June is currently the most expensive (average of $822). 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 ORD to FRA?

Find hourly flight availability from O'Hare Intl 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 February 3, 2026.

When flying from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Frankfurt am Main

Explore weekly flight availability from O'Hare Intl 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 February 3, 2026.

The most flights from ORD to FK0 are scheduled on a Monday (9 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (6 on average).

The best insider tips for Chicago O'Hare Intl Airport to Frankfurt am Main flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago O'Hare Intl Airport to Frankfurt am Main trip
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on Lufthansa and FRA

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on ORD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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 February 3, 2026.
Peruse reviews from past customers who have flown with United Airlines, Scandinavian Airlines, and Aer Lingus from Chicago O'Hare Intl Airport to Frankfurt am Main to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,236 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

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
9,236 reviews
United Airlines
7.4
Good
9,236 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

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
1,677 reviews
United Airlines
7.4
Good
9,236 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

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
1,444 reviews
United Airlines
7.4
Good
9,236 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

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
606 reviews
United Airlines
7.4
Good
9,236 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

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
7,759 reviews
United Airlines
7.4
Good
9,236 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

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 O'Hare Intl 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 O'Hare Intl Airport to Frankfurt am Main?

    There are many flights that can get you from Chicago O'Hare Intl Airport to Frankfurt am Main in 10h 35m. Fly via Scandinavian Airlines or Icelandair to get the fastest option. Airlines will cover a distance of 4328 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Frankfurt am Main round-trip?

    Cheapflights users have booked flights from Chicago O'Hare Intl Airport to Frankfurt am Main round-trip from $137. Other airlines that can offer you cheap pricing are British Airways, from $415, and TAP AIR PORTUGAL, from $431. Delta is priced at 85% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Frankfurt am Main one-way?

    $221 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on Scandinavian Airlines and Singapore Airlines, with prices starting from $284 and $350, respectively.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to Frankfurt am Main?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago O'Hare Intl Airport to Frankfurt am Main on time: Lufthansa (52%), Air Canada (46%), United Airlines (46%).

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Frankfurt am Main?

    On average you can expect to pay $2,624 for a flight from Chicago O'Hare Intl Airport to Frankfurt am Main. The cheapest flight overall is $304 while the most popular route, (Chicago O'Hare Intl - Frankfurt am Main) is currently priced at $476.

  • Can I find deals for flights from O'Hare Intl to Frankfurt am Main that include hotel bookings?

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

  • How can I find direct flights from O'Hare Intl 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 O'Hare Intl to Frankfurt am Main.

  • Can I find deals for business class flights from O'Hare Intl to Frankfurt am Main?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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 O'Hare Intl Airport to Frankfurt am Main?

    Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Frankfurt am Main (average of $461). Flying from Chicago O'Hare Intl Airport to Frankfurt am Main in June is currently the most expensive (average of $822). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from O'Hare Intl to Frankfurt am Main

Discover the top 10 airlines that operate flights from O'Hare Intl 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$137Average$791FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$415Average$834FlexibilityNo cancel feeOn-time70%
TAP AIR PORTUGALCheapest$431Average$778FlexibilityNo cancel feeOn-timeN/A
LOTCheapest$462Average$1,076FlexibilityNo cancel feeOn-time81%
IcelandairCheapest$467Average$686FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$477Average$587FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$485Average$721FlexibilityNo cancel feeOn-time71%
Aer LingusCheapest$501Average$843FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$596Average$886FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$642Average$698FlexibilityNo cancel feeOn-time77%

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