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$539+ Cheap flights from Hannover (HAJ) to Illinois

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
HAJ — ORD
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap flight deals from Hannover to Illinois

Keep the following information in mind while searching for Hannover to Illinois flight deals. Data was last updated August 18, 2025.

Round-trip from

$539
(United Airlines)

Popular in

July

Cheapest in

September

Average price

$546
From Hannover to Illinois
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
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Find flight deals from Hannover to Illinois

Cheapest flights from Hannover to Illinois
Explore the most affordable flight options available from Hannover to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:00 amHAJ - ORD
1 stop12h 00mUnited Airlines
Thu 10/97:05 pmORD - HAJ
1 stop16h 55mUnited Airlines
Deal found 8/18$539
This United Airlines deal was found by Cheapflights users on 8/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/43:00 pmHAJ - ORD
1 stop11h 55mUnited Airlines
Mon 9/89:40 pmORD - HAJ
1 stop14h 35mUnited Airlines
Deal found 8/16$540
This Lufthansa deal was found by Cheapflights users on 8/17. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:00 amHAJ - ORD
1 stop12h 00mLufthansa
Mon 9/86:00 pmORD - HAJ
1 stop11h 15mLufthansa
Deal found 8/17$541
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/196:30 amHAJ - ORD
2 stops15h 25mUnited Airlines
Fri 9/2610:30 pmORD - HAJ
1 stop12h 30mUnited Airlines
Deal found 8/17$545
This SWISS deal was found by Cheapflights users on 8/16. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/137:45 pmHAJ - ORD
1 stop24h 10mSWISS
Tue 10/213:45 pmORD - HAJ
1 stop15h 00mSWISS
Deal found 8/16$547
This Trip.com deal was found by Cheapflights users on 8/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/166:00 amHAJ - ORD
1 stop13h 55mUnited Airlines
Thu 10/237:05 pmORD - HAJ
1 stop16h 55mUnited Airlines
Deal found 8/17$557
This Flysmarter deal was found by Cheapflights users on 8/18. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/411:00 amHAJ - ORD
2 stops16h 41mMultiple Airlines
Mon 9/83:35 pmORD - HAJ
2 stops15h 40mMultiple Airlines
Deal found 8/18$561
This Billigflug deal was found by Cheapflights users on 8/16. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:50 amHAJ - MDW
2 stops14h 47mMultiple Airlines
Mon 9/86:17 pmMDW - HAJ
2 stops13h 43mMultiple Airlines
Deal found 8/16$570
This American Airlines deal was found by Cheapflights users on 8/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:20 pmHAJ - STL
2 stops27h 47mAmerican Airlines
Mon 12/81:45 pmSTL - HAJ
2 stops14h 30mAmerican Airlines
Deal found 8/15$571
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:00 amHAJ - STL
2 stops16h 44mUnited Airlines
Thu 10/93:23 pmSTL - HAJ
2 stops19h 27mUnited Airlines
Deal found 8/18$580
This Flysmarter deal was found by Cheapflights users on 8/16. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/119:30 pmHAJ - STL
2 stops25h 47mBritish Airways
Thu 10/234:34 pmSTL - HAJ
2 stops21h 36mBritish Airways
Deal found 8/16$648
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/113:15 pmHAJ - STL
1 stop29h 15mUnited Airlines
Thu 10/2312:25 pmSTL - HAJ
2 stops22h 25mUnited Airlines
Deal found 8/18$819

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hannover to Illinois 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 August 18, 2025.
Use the filters below to find and compare flights from Hannover to Illinois that are best for you.

Fly from

Hannover

Fly to

Illinois

Route

Depart

Return

Price

HannoverChicago

HAJ - ORD

HAJORD

Hannover

Thu 10/2

6:00 am-11:00 am

1 stop12h 00m

Chicago O'Hare Intl

Thu 10/9

7:05 pm-7:00 pm

1 stop16h 55m

$539

HannoverChicago

HAJ - ORD

HAJORD

Hannover

Thu 9/4

3:00 pm-7:55 pm

1 stop11h 55m

Chicago O'Hare Intl

Mon 9/8

9:40 pm-7:15 pm

1 stop14h 35m

$540

HannoverChicago

HAJ - ORD

HAJORD

Hannover

Thu 9/4

6:00 am-11:00 am

1 stop12h 00m

Chicago O'Hare Intl

Mon 9/8

6:00 pm-12:15 pm

1 stop11h 15m

$541

HannoverChicago

HAJ - ORD

HAJORD

Hannover

Sun 10/12

6:20 am-4:53 pm

2 stops17h 33m

Chicago O'Hare Intl

Wed 10/22

7:05 pm-6:55 pm

1 stop16h 50m

$544

HannoverChicago

HAJ - ORD

HAJORD

Hannover

Fri 9/19

6:30 am-2:55 pm

2 stops15h 25m

Chicago O'Hare Intl

Thu 9/25

10:40 am-10:15 am

2 stops16h 35m

$545

HannoverChicago

HAJ - ORD

HAJORD

Hannover

Thu 9/18

6:00 am-2:55 pm

2 stops15h 55m

Chicago O'Hare Intl

Thu 9/25

10:40 am-10:15 am

2 stops16h 35m

$545

HannoverChicago

HAJ - ORD

HAJORD

Hannover

Thu 9/18

6:00 am-2:55 pm

2 stops15h 55m

Chicago O'Hare Intl

Fri 9/26

10:30 pm-6:00 pm

1 stop12h 30m

$545

HannoverChicago

HAJ - ORD

HAJORD

Hannover

Fri 9/19

6:30 am-2:55 pm

2 stops15h 25m

Chicago O'Hare Intl

Fri 9/26

10:30 pm-6:00 pm

1 stop12h 30m

$545

HannoverChicago

HAJ - ORD

HAJORD

Hannover

Thu 9/18

8:45 am-2:55 pm

1 stop13h 10m

Chicago O'Hare Intl

Thu 9/25

10:40 am-10:15 am

2 stops16h 35m

$545

HannoverChicago

HAJ - MDW

HAJMDW

Hannover

Thu 9/4

10:50 am-6:37 pm

2 stops14h 47m

Chicago Midway

Mon 9/8

6:17 pm-3:00 pm

2 stops13h 43m

$570

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 21 results
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Best time to book a flight from Hannover to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Hannover 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 Hannover to Illinois

What is the cheapest month to book a flight from Hannover to Illinois?

Currently, August is the cheapest month in which you can book a flight from Hannover to Illinois (average of $245). Flying from Hannover to Illinois in March is currently the most expensive (average of $321). 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.

Related info for your journey

Find useful and relevant information for your journey from Hannover to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Hannover to Illinois?

    For a flight from Hannover to Illinois, you will be flying from Hannover. Hannover (HAJ) is just 6.4 mi from the center of the city.

  • How long is the flight from Hannover to Illinois?

    United Airlines, Lufthansa, and Delta can get you from Hannover to Illinois in just under 12h. Your travel time can differ by up to 7h 25m. Hannover and Illinois are separated by a distance of 4276 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Hannover to Illinois?

    The most popular route from Hannover to Illinois is Hannover - Chicago Midway. You may also consider Hannover - Chicago O'Hare Intl or Hannover - Lambert-St Louis.

  • Can I find deals for flights from Hannover to Illinois that include hotel bookings?

    Yes. In addition to deals on Hannover to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hannover to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hannover to Illinois.

  • Can I find deals for business class flights from Hannover to Illinois?

    Yes. Cheapflights offers flight deals from Hannover to Illinois 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 Hannover to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Hannover to Illinois (average of $245). Flying from Hannover to Illinois in March is currently the most expensive (average of $321). 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

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