Heidelberg

$374+ Cheap flights from O'Hare Intl (ORD) to Heidelberg, Germany

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FRA
May 17 — May 241
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Heidelberg are usually found in February or January, booked 29 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from O'Hare Intl to Heidelberg

Cheapest flights from O'Hare Intl to Heidelberg
Explore the most affordable flight options available from O'Hare Intl to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 4/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:20 pm
ORD
-
FRA
1 stop17h 25m
Scandinavian Airlines
Sat 11/1410:55 am
FRA
-
ORD
1 stop12h 50m
Scandinavian Airlines
Deal found 4/13$691
This Condor deal was found by Cheapflights users on 4/13. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:31 am
ORD
-
FRA
1 stop14h 39m
Multiple Airlines
Tue 5/1912:30 pm
FRA
-
ORD
1 stop15h 23m
Multiple Airlines
Deal found 4/13$696
This Gotogate deal was found by Cheapflights users on 4/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:25 am
ORD
-
FRA
1 stop26h 50m
Turkish Airlines
Sun 10/257:05 am
FRA
-
ORD
1 stop34h 00m
Turkish Airlines
Deal found 4/13$697
This KAYAK deal was found by Cheapflights users on 4/13. 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.
Thu 10/298:20 pm
ORD
-
FRA
1 stop12h 10m
Scandinavian Airlines
Thu 11/511:15 am
FRA
-
ORD
1 stop12h 30m
Scandinavian Airlines
Deal found 4/13$698
This oojo deal was found by Cheapflights users on 4/14. 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 11/17:20 pm
ORD
-
FRA
1 stop12h 10m
Scandinavian Airlines
Sun 11/88:30 pm
FRA
-
ORD
1 stop27h 15m
Scandinavian Airlines
Deal found 4/14$700
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:20 pm
ORD
-
FRA
1 stop12h 10m
Scandinavian Airlines
Sun 11/88:30 pm
FRA
-
ORD
1 stop27h 15m
Scandinavian Airlines
Deal found 4/15$702
This FlightHub deal was found by Cheapflights users on 4/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:20 pm
ORD
-
FRA
1 stop17h 25m
Scandinavian Airlines
Sat 11/78:30 pm
FRA
-
ORD
1 stop27h 15m
Scandinavian Airlines
Deal found 4/13$705
This FlightHub deal was found by Cheapflights users on 4/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:50 am
ORD
-
FRA
1 stop14h 40m
Turkish Airlines
Mon 11/302:50 pm
FRA
-
ORD
1 stop26h 15m
Turkish Airlines
Deal found 4/16$706
This FlightHub deal was found by Cheapflights users on 4/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/148:10 pm
ORD
-
FRA
1 stop27h 35m
Turkish Airlines
Mon 9/287:00 pm
FRA
-
ORD
1 stop21h 40m
Turkish Airlines
Deal found 4/13$708
This FlightHub deal was found by Cheapflights users on 4/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:20 pm
ORD
-
FRA
1 stop34h 35m
Turkish Airlines
Tue 11/32:50 pm
FRA
-
ORD
1 stop35h 35m
Turkish Airlines
Deal found 4/16$709
This FlightHub deal was found by Cheapflights users on 4/12. 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 4/198:10 pm
ORD
-
FRA
1 stop34h 30m
Turkish Airlines
Sun 4/266:50 am
FRA
-
ORD
1 stop33h 50m
Turkish Airlines
Deal found 4/12$710

Find flight deals from O'Hare Intl to Heidelberg

Keep the following information in mind while searching for O'Hare Intl to Heidelberg flight deals. Data was last updated April 17, 2026.

Round-trip from

$696
(Condor)

One-way from

$374
(oojo)

Popular in

June

Cheapest in

February

Average price

$820
From Chicago O'Hare Intl to Heidelberg
One-way flight from Chicago O'Hare Intl to Heidelberg
Highest demand for flights based on searches. 22% potential increase in price ($262 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
Average for round-trip flights in April 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Heidelberg 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 April 17, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Heidelberg that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Wed 9/9

7:15 pm-2:35 pm

1 stop12h 20m

Frankfurt am Main

Wed 9/23

10:10 am-9:36 pm

2 stops18h 26m

$978

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Wed 6/10

8:50 am-5:45 am

1 stop13h 55m

Frankfurt am Main

Mon 6/15

12:30 pm-7:25 pm

1 stop13h 55m

$1,001

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Wed 5/13

12:51 pm-8:40 am

1 stop12h 49m

Frankfurt am Main

Wed 5/20

7:00 am-4:29 pm

2 stops16h 29m

$1,003

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Sun 5/10

5:19 pm-2:20 pm

2 stops14h 01m

Frankfurt am Main

Tue 5/26

10:15 am-2:15 pm

1 stop11h 00m

$1,126

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Wed 5/20

7:07 am-8:55 am

1 stop18h 48m

Frankfurt am Main

Sun 5/24

7:00 am-2:15 pm

1 stop14h 15m

$1,132

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Sun 5/10

9:49 am-8:40 am

2 stops15h 51m

Frankfurt am Main

Tue 5/26

11:00 am-8:26 pm

2 stops16h 26m

$1,137

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Tue 8/25

10:30 am-11:40 am

2 stops18h 10m

Frankfurt am Main

Thu 9/3

7:20 am-4:10 pm

2 stops15h 50m

$1,154
Quickest round-trip

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Sun 5/10

12:59 pm-8:40 am

1 stop12h 41m

Frankfurt am Main

Sat 5/23

10:15 am-2:15 pm

1 stop11h 00m

$1,181

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Sun 5/24

7:25 pm-1:00 pm

1 stop10h 35m

Frankfurt am Main

Thu 6/11

7:25 am-6:15 pm

1 stop17h 50m

$1,237

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

Mon 5/11

6:00 am-1:10 pm

1 stop24h 10m

Frankfurt am Main

Thu 6/4

11:45 am-6:20 am

2 stops25h 35m

$1,257

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from O'Hare Intl to Heidelberg

Have a flexible travel schedule? Discover the best time to fly to Heidelberg 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 Heidelberg

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

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Heidelberg. Price data was last updated on April 10, 2026.

The price you pay for your flight from Chicago O'Hare Intl Airport to Heidelberg may vary depending on when you book. For the best chance of a lower fare, look to book 29 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest time of day to fly from ORD to HE1?

Find hourly flight availability from O'Hare Intl to Heidelberg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Heidelberg as you normally would.

Weekly flight availability from Chicago O'Hare Intl Airport to Heidelberg

Explore weekly flight availability from O'Hare Intl to Heidelberg. 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 April 17, 2026.

The most flights from ORD to HE1 are scheduled on a Monday (13 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (12 on average).

How much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Heidelberg?

Reviews of airlines servicing Heidelberg

Get insights into the airlines that provide service to Heidelberg. 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 Heidelberg. Reviews last updated April 17, 2026.
Read reviews from past customers who have flown United Airlines,Aer Lingus, andScandinavian Airlines from Chicago O'Hare Intl Airport to Heidelberg. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Heidelberg. 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 Heidelberg?

    Departing from Chicago O'Hare Intl Airport to Heidelberg will take you 12h 49m. The distance from Chicago O'Hare Intl Airport to Heidelberg is about 4328 mi.

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

    One-way options have recently been found by users for as low as $199 on Icelandair. Other airlines that offer cheap prices include Aer Lingus from $350 and Scandinavian Airlines from $358 one-way.

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

    The top 3 most reliable airlines when flying from Chicago O'Hare Intl Airport to Heidelberg are Air Canada (79%), United Airlines (74%) and Lufthansa (68%).

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Heidelberg?

    While on average a flight from Chicago O'Hare Intl Airport to Heidelberg is generally $1,652, our data shows the cheapest flight currently is $376. When looking at the most popular route, (Chicago O'Hare Intl - Frankfurt am Main), you can expect to pay $669 for that flight.

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

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

  • How can I find direct flights from O'Hare Intl to Heidelberg?

    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 Heidelberg.

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

    Yes. Cheapflights offers flight deals from O'Hare Intl to Heidelberg by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for O'Hare Intl to Heidelberg

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from O'Hare Intl to Heidelberg

Discover the top 10 airlines that operate flights from O'Hare Intl to Heidelberg. 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 April 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$137Average$653FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$415Average$852FlexibilityNo cancel feeOn-time70%
TAP AIR PORTUGALCheapest$431Average$804FlexibilityNo cancel feeOn-timeN/A
LOTCheapest$462Average$1,076FlexibilityNo cancel feeOn-time81%
IcelandairCheapest$467Average$710FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$477Average$644FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$593Average$809FlexibilityNo cancel feeOn-time71%
Aer LingusCheapest$594Average$859FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$596Average$886FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$636Average$837FlexibilityNo cancel feeOn-time77%

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