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$306+ Cheap flights from Switzerland to Illinois

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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
ZRH — ORD
févr. 4 — févr. 111
mar. 2/4
mar. 2/11
1 adult, Economy
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Cheap flight deals from Switzerland to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Switzerland (CH0) to Illinois (USIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated janvier 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$412
(Expedia)

One-way from

$306
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$614

Good round-trip deal

$639 or less

Good one-way deal

$519 or less
Provider with most accurate pricing for Zurich-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Zurich-Chicago (CHI) flights.
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From Switzerland to Illinois
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One-way flight from Switzerland to Illinois
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Highest demand for flights based on searches. 15% potential increase in price ($117 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Price to beat on a round-trip flight from Switzerland to Illinois.
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Price to beat on a one-way flight from Switzerland to Illinois.
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Find flight deals from Switzerland to Illinois

Cheapest flights from Switzerland to Illinois
Explore the most affordable flight options available from Switzerland to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 30, 2025.

This Expedia deal was found by Cheapflights users on 1/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/136:10 amBSL - ORD
1 stop14h 45mBritish Airways
mer. 2/268:25 pmORD - BSL
1 stop15h 15mBritish Airways
Deal found 1/30$412
This American Airlines deal was found by Cheapflights users on 1/30. 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.
mar. 4/16:45 amBSL - ORD
1 stop17h 15mAmerican Airlines
lun. 4/75:50 pmORD - BSL
1 stop22h 00mAmerican Airlines
Deal found 1/30$423
This Expedia deal was found by Cheapflights users on 1/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 2/146:40 amGVA - ORD
1 stop14h 15mBritish Airways
sam. 2/225:30 pmORD - GVA
2 stops15h 10mBritish Airways
Deal found 1/30$424
This Iberia deal was found by Cheapflights users on 1/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/76:35 amBSL - ORD
1 stop14h 15mMultiple Airlines
dim. 4/1311:36 amORD - BSL
2 stops15h 59mMultiple Airlines
Deal found 1/30$424
This Mytrip deal was found by Cheapflights users on 1/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/138:15 pmGVA - ORD
1 stop28h 35mScandinavian Airlines
jeu. 2/277:40 pmORD - GVA
1 stop16h 50mScandinavian Airlines
Deal found 1/30$426
This Finnair deal was found by Cheapflights users on 1/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 3/26:25 amGVA - ORD
1 stop15h 20mMultiple Airlines
dim. 3/99:15 pmORD - GVA
1 stop12h 15mMultiple Airlines
Deal found 1/30$427
This American Airlines deal was found by Cheapflights users on 1/30. 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.
jeu. 5/13:20 pmGVA - ORD
1 stop29h 30mAmerican Airlines
dim. 5/115:35 pmORD - GVA
1 stop22h 05mAmerican Airlines
Deal found 1/30$436
This United Airlines deal was found by Cheapflights users on 1/30. 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.
ven. 3/2812:20 pmGVA - ORD
1 stop32h 25mUnited Airlines
sam. 4/512:55 pmORD - GVA
2 stops14h 05mUnited Airlines
Deal found 1/30$481
This Billigflug deal was found by Cheapflights users on 1/30. 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.
ven. 3/71:10 pmZRH - ORD
Nonstop10h 05mMultiple Airlines
dim. 3/96:50 pmORD - ZRH
1 stop11h 00mMultiple Airlines
Deal found 1/30$492
This United Airlines deal was found by Cheapflights users on 1/30. 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.
ven. 3/217:30 amZRH - ORD
1 stop11h 45mUnited Airlines
ven. 4/42:20 pmORD - ZRH
Nonstop8h 50mUnited Airlines
Deal found 1/30$493
This Billigflug deal was found by Cheapflights users on 1/30. 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.
mar. 2/181:10 pmZRH - ORD
Nonstop10h 05mSWISS
mar. 3/45:50 pmORD - ZRH
1 stop11h 00mSWISS
Deal found 1/30$494
This Delta deal was found by Cheapflights users on 1/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 3/76:55 amZRH - ORD
2 stops20h 58mDelta
dim. 3/96:15 pmORD - ZRH
2 stops17h 40mDelta
Deal found 1/30$503

Find flights from Switzerland to Illinois within your budget

Customize your flight search to find flights from Switzerland 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 janvier 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

jeu. 2/13

6:10 am-1:55 pm

1 stop14h 45m

Chicago O'Hare Intl

mer. 2/26

8:25 pm-6:40 pm

1 stop15h 15m

$412

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

mar. 4/1

6:45 am-5:00 pm

1 stop17h 15m

Chicago O'Hare Intl

lun. 4/7

5:50 pm-10:50 pm

1 stop22h 00m

$423

GenevaChicago

GVA - ORD

GVAORD

Geneva Geneve-Cointrin

ven. 2/14

6:40 am-1:55 pm

1 stop14h 15m

Chicago O'Hare Intl

sam. 2/22

8:25 pm-3:40 pm

1 stop12h 15m

$424

GenevaChicago

GVA - ORD

GVAORD

Geneva Geneve-Cointrin

jeu. 2/13

8:15 pm-5:50 pm

1 stop28h 35m

Chicago O'Hare Intl

jeu. 2/27

7:40 pm-7:30 pm

1 stop16h 50m

$426

GenevaChicago

GVA - ORD

GVAORD

Geneva Geneve-Cointrin

dim. 3/2

6:25 am-2:45 pm

1 stop15h 20m

Chicago O'Hare Intl

dim. 3/9

9:15 pm-3:30 pm

1 stop12h 15m

$427

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

mar. 4/1

6:45 am-5:33 pm

2 stops17h 48m

Chicago O'Hare Intl

dim. 4/6

11:36 am-10:35 am

2 stops15h 59m

$430

GenevaChicago

GVA - ORD

GVAORD

Geneva Geneve-Cointrin

jeu. 5/1

3:20 pm-1:50 pm

1 stop29h 30m

Chicago O'Hare Intl

dim. 5/11

5:35 pm-10:40 pm

1 stop22h 05m

$436

GenevaChicago

GVA - ORD

GVAORD

Geneva Geneve-Cointrin

ven. 3/28

12:20 pm-2:45 pm

1 stop32h 25m

Chicago O'Hare Intl

sam. 4/5

12:55 pm-10:00 am

2 stops14h 05m

$481

ZurichChicago

ZRH - ORD

ZRHORD

Zurich

ven. 3/7

1:10 pm-4:15 pm

Nonstop10h 05m

Chicago O'Hare Intl

dim. 3/9

6:50 pm-11:50 am

1 stop11h 00m

$492

ZurichChicago

ZRH - ORD

ZRHORD

Zurich

ven. 3/21

7:30 am-1:15 pm

1 stop11h 45m

Chicago O'Hare Intl

ven. 4/4

2:20 pm-6:10 am

Nonstop8h 50m

$493

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/30

Showing 1-10 of 60 results
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Best time to book a flight from Switzerland to Illinois

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

Travel insights for flights from Switzerland to Illinois

Get recent, data-driven insights about flights from Switzerland to Illinois including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Switzerland to Illinois (average of $245). Flying from Switzerland to Illinois in March is currently the most expensive (average of $325). 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 CH to IL?

Find hourly flight availability from Switzerland to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated janvier 30, 2025.

When flying from Switzerland to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Switzerland to Illinois

Explore weekly flight availability from Switzerland to Illinois. 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 janvier 30, 2025.

The most flights from CH0 to USIL are scheduled on a Wednesday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated janvier 30, 2025.
Peruse reviews from past customers who have flown with Singapore Airlines, Delta and KLM from Switzerland to Illinois to help guide your decision. 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.
Singapore Airlines
8.1
Very good
1,317 reviews

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Singapore Airlines
8.1
Very good
1,317 reviews
Singapore Airlines
8.1
Very good
1,317 reviews

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Delta
8.0
Very good
8,454 reviews
Singapore Airlines
8.1
Very good
1,317 reviews

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

KLM
7.8
Good
1,335 reviews
Singapore Airlines
8.1
Very good
1,317 reviews

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

LOT
7.6
Good
1,097 reviews
Singapore Airlines
8.1
Very good
1,317 reviews

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Finnair
7.6
Good
1,285 reviews
Singapore Airlines
8.1
Very good
1,317 reviews

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Related info for your journey

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

  • What are the cheapest airlines to fly from Switzerland to Illinois one-way?

    To fly one-way, consider booking your trip with Air Serbia, which is currently one of the cheapest options available, starting at $381. LOT flights start at $390 while deals on Scandinavian Airlines start at $481 one-way.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Switzerland to Illinois (average of $245). Flying from Switzerland to Illinois in March is currently the most expensive (average of $325). 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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Alternative routes for Switzerland to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Switzerland to Illinois

Discover the top 6 airlines that operate flights from Switzerland to Illinois. 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 janvier 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$402Average$493FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$431Average$602FlexibilityNo cancel feeOn-time71%
DeltaCheapest$462Average$747FlexibilityNo cancel feeOn-timeN/A
ITA AirwaysCheapest$472Average$513FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$492Average$625FlexibilityNo cancel feeOn-time69%
SWISSCheapest$492Average$644FlexibilityNo cancel feeOn-time79%
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