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Frankfurt am Main

Cheap flights from Chicago (CHI) to Frankfurt am Main

CHI — FRA
Nov 12 — Nov 191
Thu 11/12
Thu 11/19
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 56 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Find flight deals from Chicago to Frankfurt am Main

Popular in

June

Cheapest in

February

Average price

$953
Highest demand for flights based on searches. 24% potential increase in price ($319 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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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

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?

The best time to book flights from Chicago to Frankfurt am Main is 28 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 $559). Flying from Chicago to Frankfurt am Main in July is currently the most expensive (average of $1,243). 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?

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.

Reviews of airlines servicing Frankfurt am Main

See what other customers who have flown with Scandinavian Airlines,United Airlines, andAer 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.
Scandinavian Airlines
7.4
Good
2,018 reviews

Overall

7.4

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Crew

8.1

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(
Scandinavian Airlines
7.4
Good
2,018 reviews
Scandinavian Airlines
7.4
Good
2,018 reviews

Overall

7.4

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Crew

8.1

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(
United Airlines
7.4
Good
10,352 reviews
Scandinavian Airlines
7.4
Good
2,018 reviews

Overall

7.4

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Crew

8.1

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(
Aer Lingus
7.3
Good
1,826 reviews
Scandinavian Airlines
7.4
Good
2,018 reviews

Overall

7.4

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Crew

8.1

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(
Icelandair
6.9
Okay
758 reviews
Scandinavian Airlines
7.4
Good
2,018 reviews

Overall

7.4

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Crew

8.1

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(
Lufthansa
6.8
Okay
8,274 reviews
Scandinavian Airlines
7.4
Good
2,018 reviews

Overall

7.4

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Crew

8.1

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(

Related info for your journey

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

    TAP AIR PORTUGAL, at $431, was found to be the cheapest airline from Chicago to Frankfurt am Main.Alternate airlines to your destination round-trip include LOT and Icelandair. TAP AIR PORTUGAL is currently priced 55% 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 $274. Users have also found prices from $358 and $368 on Scandinavian Airlines and Aer Lingus, 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 Air Canada (62%), United Airlines (62%) and Lufthansa (62%).

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

    The cheapest flight price from Chicago to Frankfurt am Main is $438. On average you can expect to pay $1,829. The most popular route, (Chicago O'Hare Intl - Frankfurt am Main), can usually be booked for $561.

  • 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 $559). Flying from Chicago to Frankfurt am Main in July is currently the most expensive (average of $1,243). 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

Top 8 airlines flying from Chicago to Frankfurt am Main

AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$431Average$849FlexibilityNo cancel feeOn-timeN/A
LOTCheapest$462Average$1,050FlexibilityNo cancel feeOn-time81%
IcelandairCheapest$473Average$712FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$532Average$792FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$601Average$970FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$663Average$794FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$857Average$1,184FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$868Average$1,405FlexibilityNo cancel feeOn-time76%

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