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Switzerland

$262+ Cheap flights from Illinois to Switzerland

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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ZRH
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Illinois to Switzerland

Cheapest flights from Illinois to Switzerland
Explore the most affordable flight options available from Illinois to Switzerland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This CrystalTravel deal was found by Cheapflights users on 12/15. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/293:45 pmORD - GVA
1 stop10h 55mSWISS
Sat 1/107:25 amGVA - ORD
1 stop16h 35mSWISS
Deal found 12/15$704
This Cheapflightsfares deal was found by Cheapflights users on 12/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:45 pmORD - GVA
1 stop18h 20mSWISS
Wed 1/78:50 pmGVA - ORD
1 stop23h 55mSWISS
Deal found 12/15$705
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Tue 12/303:45 pmORD - GVA
1 stop12h 55mUnited Airlines
Wed 1/73:55 pmGVA - ORD
1 stop26h 05mUnited Airlines
Deal found 12/16$744
This Orbitz deal was found by Cheapflights users on 12/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/299:20 pmORD - GVA
2 stops29h 40mMultiple Airlines
Sat 1/1010:10 amGVA - ORD
2 stops16h 21mMultiple Airlines
Deal found 12/15$753
This Cheapflightsfares deal was found by Cheapflights users on 12/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:50 pmORD - GVA
2 stops12h 50mLufthansa
Wed 1/71:10 pmGVA - ORD
2 stops28h 50mLufthansa
Deal found 12/16$763
This KAYAK deal was found by Cheapflights users on 12/13. 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.
Wed 12/313:45 pmORD - GVA
2 stops18h 10mAustrian Airlines
Tue 1/67:55 pmGVA - ORD
2 stops48h 50mAustrian Airlines
Deal found 12/13$801
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:55 pmORD - ZRH
1 stop14h 10mLOT
Fri 1/910:25 amZRH - ORD
1 stop16h 35mLOT
Deal found 12/13$825
This oojo deal was found by Cheapflights users on 12/14. 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.
Sat 12/277:20 pmORD - ZRH
2 stops15h 45mScandinavian Airlines
Sun 1/2510:25 amZRH - ORD
1 stop13h 30mScandinavian Airlines
Deal found 12/14$854
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:55 pmORD - ZRH
1 stop14h 10mLOT
Sat 1/1010:25 amZRH - ORD
1 stop16h 35mLOT
Deal found 12/13$861
This Scandinavian Airlines deal was found by Cheapflights users on 12/13. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:20 pmORD - ZRH
1 stop17h 20mScandinavian Airlines
Thu 1/810:25 amZRH - ORD
1 stop13h 20mScandinavian Airlines
Deal found 12/13$867
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:55 pmORD - ZRH
1 stop14h 10mLOT
Sat 1/2410:25 amZRH - ORD
1 stop16h 35mLOT
Deal found 12/14$869
This Scandinavian Airlines deal was found by Cheapflights users on 12/13. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:20 pmORD - ZRH
1 stop17h 20mScandinavian Airlines
Tue 1/611:45 amZRH - ORD
2 stops60h 00mScandinavian Airlines
Deal found 12/13$874

Find flight deals from Illinois to Switzerland

Keep the following information in mind while searching for Illinois to Switzerland flight deals. Data was last updated December 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$440
(Kiwi.com)

One-way from

$262
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$893

Good round-trip deal

$691 or less

Good one-way deal

$589 or less
Provider with most accurate pricing for Chicago (CHI)-Zurich flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Zurich flights.
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From Illinois to Switzerland
Search Deals
One-way flight from Illinois to Switzerland
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($275 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Illinois to Switzerland.
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Price to beat on a one-way flight from Illinois to Switzerland.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Switzerland 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 December 16, 2025.
Use the filters below to find and compare flights from Illinois to Switzerland that are best for you.

Fly from

Illinois

Fly to

Switzerland

Route

Depart

Return

Price

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Fri 1/16

3:50 pm-10:05 am

1 stop11h 15m

Basel EuroAirport Swiss

Tue 1/20

10:35 am-11:59 pm

2 stops20h 24m

$440

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 3/1

6:55 pm-7:40 pm

2 stops17h 45m

Basel EuroAirport Swiss

Fri 3/13

6:45 am-2:55 pm

1 stop14h 10m

$468

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Fri 2/6

6:40 pm-5:05 pm

2 stops15h 25m

Geneva Geneve-Cointrin

Wed 2/11

1:00 pm-4:02 pm

2 stops34h 02m

$479

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Fri 1/30

4:05 pm-6:20 pm

2 stops19h 15m

Basel EuroAirport Swiss

Fri 2/6

2:20 pm-3:29 pm

2 stops32h 09m

$484

St. LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

Fri 1/30

5:59 pm-2:45 pm

2 stops13h 46m

Zurich

Tue 2/3

1:00 pm-2:30 pm

2 stops32h 30m

$484

PeoriaZurich

PIA - ZRH

PIAZRH

Greater Peoria

Fri 1/30

3:00 pm-4:45 pm

2 stops18h 45m

Zurich

Tue 2/3

1:00 pm-9:39 pm

2 stops39h 39m

$484

PeoriaZurich

PIA - ZRH

PIAZRH

Greater Peoria

Thu 1/29

3:00 pm-7:55 am

1 stop33h 55m

Zurich

Thu 2/5

1:20 pm-12:38 pm

2 stops30h 18m

$488

St. LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

Mon 1/19

4:05 pm-10:25 am

1 stop11h 20m

Zurich

Fri 1/30

1:20 pm-4:03 pm

2 stops33h 43m

$490

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Fri 1/16

6:44 pm-9:30 pm

2 stops19h 46m

Basel EuroAirport Swiss

Tue 1/20

7:00 am-10:44 pm

2 stops22h 44m

$494

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Wed 1/21

11:22 am-11:05 pm

2 stops28h 43m

Geneva Geneve-Cointrin

Tue 1/27

9:10 am-10:58 pm

2 stops20h 48m

$495

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

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

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

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

Currently, February is the cheapest month in which you can book a flight from Illinois to Switzerland (average of $382). Flying from Illinois to Switzerland in June is currently the most expensive (average of $665). 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 IL to CH?

Find hourly flight availability from Illinois to Switzerland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Illinois to Switzerland in the afternoon. If you’re flexible enough to do this you can expect to save up to 19% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Illinois to Switzerland?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Switzerland. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Switzerland flight should consider departing on Friday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Switzerland

Explore weekly flight availability from Illinois to Switzerland. 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 December 16, 2025.

The most flights from USIL to CH0 are scheduled on a Tuesday (8 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (6 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to Switzerland. 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 Illinois to Switzerland?

    There are many flights that can get you from Illinois to Switzerland in 11h 15m. Fly via Lufthansa, United Airlines, or Delta to get the fastest option. There are 4630 mi between Illinois and Switzerland. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $221 on Icelandair. Other airlines that offer cheap prices include TAP AIR PORTUGAL from $232 and Scandinavian Airlines from $263 one-way.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Illinois to Switzerland (average of $382). Flying from Illinois to Switzerland in June is currently the most expensive (average of $665). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Illinois to Switzerland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Illinois to Switzerland

Discover the top 10 airlines that operate flights from Illinois to Switzerland. 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 December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$386Average$652FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$394Average$527FlexibilityNo cancel feeOn-time77%
LOTCheapest$461Average$1,288FlexibilityNo cancel feeOn-time81%
TAP AIR PORTUGALCheapest$483Average$591FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$486Average$685FlexibilityNo cancel feeOn-time67%
Aer LingusCheapest$507Average$837FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$510Average$647FlexibilityNo cancel feeOn-time77%
IberiaCheapest$515Average$696FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$526Average$735FlexibilityNo cancel feeOn-time70%
SWISSCheapest$527Average$859FlexibilityNo cancel feeOn-time79%

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