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International route

Cheap flights from Chicago to Frankfurt

O'Hare International Airport (ORD) to Frankfurt Airport (FRA). 4,331 miles, 8h 20m nonstop.

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ORD to FRA at a glance

Computed from airline schedules and the fares we track for this route. Refreshed several times a day.

Distance
4,331 milesgreat-circle
Typical flight time
8h 20mnonstop, gate to gate
Nonstop airlines
AAUAASLH4 airlinesAmerican, United, Alaska
Nonstop flights per day
7all airlines combined
Cheapest month
February 2027over the next six months
Best day to fly
Wednesday19% less than Friday
Time difference
7h aheadFrankfurt vs Chicago

Chicago to Frankfurt

Round trips from $390

Per traveler, taxes and fees included. Lowest fare we found departs Tue, Feb 9.

Cheapest month: February 2027

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Chicago to Frankfurt fares by month

Lowest round-trip economy fare per traveler in each of the next six months, taxes and fees included. Select a month to search that date.

  1. September 2026from Wed, Sep 30$520
  2. October 2026from Tue, Oct 13$440
  3. November 2026from Tue, Nov 10$435
  4. December 2026from Wed, Dec 16$440
  5. January 2027from Wed, Jan 27$397
  6. February 2027from Tue, Feb 9$390

Airlines flying Chicago to Frankfurt

4 airlines fly nonstop with 7 departures a day combined, plus 18 more with one stop.

Connecting options

Hubs where one airline can carry you on both legs, most choices first.

Which airport should I use?

Chicago has 2 airports. Fares can differ by $50 to $150 round trip between them, so check the alternatives before you book.

Other departure airports near Chicago

Tips for this route

  • American, United, Alaska and Lufthansa all fly ORD to FRA nonstop, so compare the total with bags before picking the lowest base fare: the difference between a basic and a standard economy ticket is often less than one checked bag each way.
  • February 2027 is the cheapest month to fly over the next six months, with round trips from $390; September 2026 is the most expensive at $520 and up, a difference of $130 per traveler.
  • Departing on a Wednesday averages 19% less than a Friday on this route. If your dates are flexible, shift the outbound by a day or two and check the calendar view before you book.
  • Book 2 to 5 months ahead for the best fares; long-haul seats sell out earliest for summer and holiday travel.
  • Frankfurt is 7 hours ahead of Chicago. Expect to lose 7 hours on the clock heading east, so an overnight or late-afternoon departure tends to arrive at a more usable hour.
Flying the other way? Frankfurt to ChicagoFares, airlines and tips for FRA to ORD.

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Chicago to Frankfurt: common questions

How long is the flight from Chicago to Frankfurt?

A nonstop flight from Chicago (ORD) to Frankfurt (FRA) takes about 8h 20m gate to gate, covering 4,331 miles. Connecting itineraries add the layover, typically 2 to 5 hours more in total.

Which airlines fly nonstop from ORD to FRA?

American Airlines, United Airlines, Alaska Airlines and Lufthansa operate nonstop flights from Chicago (ORD) to Frankfurt (FRA), with 7 nonstop departures a day between them. One-stop options connect through BOS, YYZ and YVR.

What is the cheapest month to fly from Chicago to Frankfurt?

Over the next six months, February 2027 has the lowest round-trip fares from Chicago (ORD) to Frankfurt (FRA), starting at $390 per traveler including taxes and fees. Within any month, Wednesday departures average the lowest prices.

How far in advance should I book Chicago to Frankfurt flights?

Book 2 to 5 months ahead for the best fares; long-haul seats sell out earliest for summer and holiday travel. Air1 Tickets includes free cancellation within 24 hours of booking on every fare, so you can lock in a good price and keep looking.

What is the time difference between Chicago and Frankfurt?

Frankfurt is 7 hours ahead of Chicago. ORD is on America/Chicago time and FRA on Europe/Berlin time. Departure and arrival times in search results are always shown in local time at each airport.

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