Cheap Flights from Chicago, IL to Frankfurt from $373

Return flight: Frankfurt – Chicago

On Cheapflightsplus.com you will find 103 connecting flights from Chicago to Frankfurt. You can compare airfare deals from 16 airlines and multiple travel sites from $373, book and save on cheap plane tickets and last minute offers. Also check out CHI-FRA flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from Chicago to Frankfurt depends on and how to choose the most interesting flight option for you.

Distance between Chicago and Frankfurt is 6961 miles. Time difference between the cities is 7h. Airplanes depart 18:15 to 22:20 from 7 Chicago airports and arrive 18:15 to 22:20 to 2 Frankfurt airports. Average flight time is 26h 15m.

  • The fastest flight 10h 35m
  • Average flight time 26h 15m
  • The earliest flight 18:15
  • The latest flight 22:20
  • Distance 4326 ml

The cheapest months to travel to Frankfurt are october (from 373 $), december (from 373 $), september (from 551 $).

What is the lowest airfare Chicago to Frankfurt?

The cheapest plane ticket found by our users is $373. This airfare is for economy class on one-way FI852 flight by Icelandair for December 30, 2025 which leaves O'Hare International in Chicago at 18:30 am and arrives at Frankfurt Frankfurt Int. at 12:05.

Economy class
$373
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Business class
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First class
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Flight Schedule Chicago (Illinois) to Frankfurt

18:30 — 12:05+1day
10h 35m flight time
Find flight
from$373
19:25 — 06:40 Chicago — Reykjavik
FI852 Icelandair
40m stop
07:20 — 13:00 Reykjavik — Frankfurt
FI520 Icelandair
18:45 — 20:25+1day
18h 40m flight time
Find flight
from$566
18:10 — 09:20 Chicago — Paris
LH9335 Lufthansa
9h 15m stop
18:35 — 19:50 Paris — Frankfurt
LH1041 Lufthansa
18:50 — 13:50+1day
12h flight time
Find flight
from$436
19:05 — 10:50 Chicago — Zurich
LX9 SWISS International Air Lines
2h 5m stop
12:50 — 13:55 Zurich — Frankfurt
LX1072 SWISS International Air Lines
18:50 — 08:40+2days
30h 50m flight time
Find flight
from$583
18:50 — 10:40 Chicago — Zurich
LX9 SWISS International Air Lines
7h 10m stop
17:50 — 19:25 Zurich — Rome
LX1732 SWISS International Air Lines
11h 15m stop
06:40 — 08:40 Rome — Frankfurt
U22993 EasyJet
18:50 — 14:40+2days
36h 50m flight time
Find flight
from$614
18:50 — 10:40 Chicago — Zurich
LX9 SWISS International Air Lines
10h 30m stop
21:10 — 00:30 Zurich — Bucharest
LX1886 SWISS International Air Lines
12h 30m stop
13:00 — 14:40 Bucharest — Frankfurt
H4201 Heli Securite
19:40 — 10:05+2days
31h 25m flight time
Find flight
from$541
19:40 — 09:00 Chicago — Dublin
EI124 Aer Lingus
21h 55m stop
06:55 — 10:05 Dublin — Frankfurt
EI650 Aer Lingus
21:05 — 16:05+1day
12h flight time
Find flight
from$533
21:25 — 11:45 Chicago — London
LH9355 Lufthansa
2h 15m stop
13:30 — 16:05 London — Frankfurt
LH907 Lufthansa
21:05 — 21:05+1day
17h flight time
Find flight
from$552
21:10 — 11:15 Chicago — London
LH9355 Lufthansa
7h 15m stop
18:30 — 21:05 London — Frankfurt
LH917 Lufthansa
21:05 — 22:05+1day
18h flight time
Find flight
from$552
21:10 — 11:15 Chicago — London
LH9355 Lufthansa
8h 15m stop
19:30 — 22:05 London — Frankfurt
LH919 Lufthansa
21:05 — 16:05+1day
12h flight time
Find flight
from$594
21:25 — 11:45 Chicago — London
UA938 United Airlines
2h 15m stop
13:30 — 16:05 London — Frankfurt
UA8816 United Airlines
21:55 — 18:55+1day
14h flight time
Find flight
from$445
21:40 — 13:50 Chicago — Warsaw
LO4 LOT
3h 10m stop
17:00 — 19:00 Warsaw — Frankfurt
LO379 LOT
21:55 — 09:35+2days
28h 40m flight time
Find flight
from$567
21:40 — 13:50 Chicago — Warsaw
LO4 LOT
17h 50m stop
07:40 — 09:40 Warsaw — Frankfurt
LO381 LOT
21:55 — 20:40+1day
15h 45m flight time
Find flight
from$698
21:55 — 13:50 Chicago — Warsaw
LO4 LOT
1h 10m stop
15:00 — 16:00 Warsaw — Krakow
LO3919 LOT
3h stop
19:00 — 20:40 Krakow — Frankfurt
LO4923 LOT
21:55 — 20:40+1day
15h 45m flight time
Find flight
from$698
21:55 — 13:50 Chicago — Warsaw
LO4 LOT
2h 45m stop
16:35 — 17:30 Warsaw — Krakow
LO3923 LOT
1h 30m stop
19:00 — 20:40 Krakow — Frankfurt
LO4923 LOT
21:55 — 07:50+2days
26h 55m flight time
Find flight
from$698
21:55 — 13:50 Chicago — Warsaw
LO4 LOT
1h 10m stop
15:00 — 16:00 Warsaw — Krakow
LO3919 LOT
14h 5m stop
06:05 — 07:50 Krakow — Frankfurt
LO4925 LOT
Full flight schedule will help you in detecting at what time planes fly from Chicago to Frankfurt. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on December 26, 2025.

Popular Airlines on the Route

The flight Chicago — Frankfurt is served by 16 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by Air Canada - 3 departures per week at the price of from $ 2658 . And the most expensive tickets are offered by Austrian Airlines airline - from $ 13093.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 103 flights with layovers on the route. The fastest connecting flight is FI852 by Icelandair takes 10h 35m and the cheapest is FI852 by Icelandair for $373.

  • AC - Air Canada
    from $2658
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  • FI - Icelandair
    from $373
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  • LO - LOT
    from $445
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  • EI - Aer Lingus
    from $541
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  • OS - Austrian Airlines
    from $13093
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  • AF - Air France
    from $1769
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  • LX - SWISS International Air Lines
    from $436
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  • UA - United Airlines
    from $594
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  • F9 - Frontier Airlines
    from $723
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  • AV - Avianca
    from $1640
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  • TK - Turkish Airlines
    from $1483
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  • SK - SAS
    from $2523
    Find
See more connecting flights

Airports

You can fly from Chicago to Frankfurt from 7 airports (O'Hare International, Midway, Dupage County, Chicago FSS, Merrill C Meigs (closed), Pal-Waukee, Chicago NAS).

Chicago airports

  • O'Hare International-ORD
    from $373
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  • Midway-MDW
    from $723
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  • Dupage County-DPA
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  • Chicago FSS-CHI
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  • Merrill C Meigs (closed)-CGX
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  • Pal-Waukee-PWK
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  • Chicago NAS-NOH
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Frankfurt airports

  • Frankfurt Int.-FRA
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  • Neu Isenburg-QGV
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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