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$303+ 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
ZRH — ORD
feb. 28 — mar. 71
sáb. 2/28
sáb. 3/7
1 adult, Economy
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Cheap 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 enero 29, 2026.

This Flysmarter deal was found by Cheapflights users on 1/29. 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.
mié. 10/710:50 am
GVA
-
ORD
1 stop14h 00m
Multiple Airlines
vie. 10/165:00 pm
ORD
-
GVA
1 stop10h 55m
Multiple Airlines
Deal found 1/29$497
This United Airlines deal was found by Cheapflights users on 1/27. 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.
lun. 4/208:35 am
GVA
-
ORD
1 stop18h 20m
United Airlines
lun. 4/2711:00 am
ORD
-
GVA
2 stops13h 40m
United Airlines
Deal found 1/27$501
This United Airlines deal was found by Cheapflights users on 1/27. 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.
jue. 2/129:10 am
GVA
-
ORD
1 stop13h 10m
United Airlines
mar. 2/1712:45 pm
ORD
-
GVA
1 stop11h 40m
United Airlines
Deal found 1/27$502
This American Airlines deal was found by Cheapflights users on 1/27. 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.
mié. 2/410:35 am
GVA
-
ORD
1 stop13h 25m
American Airlines
jue. 4/97:05 pm
ORD
-
GVA
1 stop13h 40m
American Airlines
Deal found 1/27$503
This American Airlines deal was found by Cheapflights users on 1/28. 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. 2/106:30 am
GVA
-
ORD
1 stop15h 55m
American Airlines
vie. 2/206:30 pm
ORD
-
GVA
1 stop15h 25m
American Airlines
Deal found 1/28$505
This American Airlines deal was found by Cheapflights users on 1/27. 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.
jue. 2/510:15 am
GVA
-
ORD
1 stop13h 45m
American Airlines
dom. 2/83:55 pm
ORD
-
GVA
2 stops17h 55m
American Airlines
Deal found 1/27$506
This United Airlines deal was found by Cheapflights users on 1/28. 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.
dom. 2/157:40 am
GVA
-
ORD
1 stop12h 05m
United Airlines
lun. 3/91:09 pm
ORD
-
GVA
1 stop11h 16m
United Airlines
Deal found 1/28$507
This United Airlines deal was found by Cheapflights users on 1/28. 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.
dom. 2/156:45 am
GVA
-
ORD
2 stops20h 50m
United Airlines
dom. 4/129:18 pm
ORD
-
GVA
1 stop27h 22m
United Airlines
Deal found 1/28$510
This Delta deal was found by Cheapflights users on 1/27. 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.
lun. 4/207:15 am
GVA
-
MDW
2 stops17h 43m
Delta
lun. 4/271:23 pm
MDW
-
GVA
2 stops14h 47m
Delta
Deal found 1/27$523
This Delta deal was found by Cheapflights users on 1/27. 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.
jue. 2/127:10 am
GVA
-
MDW
2 stops18h 30m
Delta
mié. 2/256:40 pm
MDW
-
GVA
2 stops14h 30m
Delta
Deal found 1/27$524
This Delta deal was found by Cheapflights users on 1/28. 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.
jue. 2/127:10 am
GVA
-
MDW
2 stops18h 30m
Delta
jue. 2/191:26 pm
MDW
-
GVA
2 stops17h 44m
Delta
Deal found 1/28$527
This deal was found by Cheapflights users on 1/28. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/309:45 am
ZRH
-
STL
1 stop18h 49m
American Airlines
dom. 6/77:15 am
STL
-
ZRH
1 stop17h 20m
American Airlines
Deal found 1/28$528

Find flight deals from Switzerland to Illinois

Keep the following information in mind while searching for Switzerland to Illinois flight deals. Data was last updated enero 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$501
(United Airlines)

One-way from

$303
(Cheapflightsfares)

Popular in

December

Cheapest in

February

Average price

$743

Good round-trip deal

$693 or less

Good one-way deal

$558 or less
Provider with most accurate pricing for Zurich-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Zurich-Chicago (CHI) flights.
Search Deals
From Switzerland to Illinois
Search Deals
One-way flight from Switzerland to Illinois
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Switzerland to Illinois.
Search Deals
Price to beat on a one-way flight from Switzerland to Illinois.
Search Deals

Cheapflights Fare Finder

 
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 enero 29, 2026.
Use the filters below to find and compare flights from Switzerland to Illinois that are best for you.

Fly from

Switzerland

Fly to

Illinois

Route

Depart

Return

Price

GenevaChicago

GVA - ORD

GVAORD

Geneva Geneve-Cointrin

jue. 3/12

6:50 am-2:25 pm

1 stop13h 35m

Chicago O'Hare Intl

dom. 3/22

1:06 pm-6:35 am

1 stop11h 29m

$501

GenevaChicago

GVA - ORD

GVAORD

Geneva Geneve-Cointrin

lun. 4/20

8:35 am-2:50 pm

1 stop13h 15m

Chicago O'Hare Intl

lun. 4/27

8:45 am-7:40 am

1 stop15h 55m

$501

GenevaChicago

GVA - ORD

GVAORD

Geneva Geneve-Cointrin

lun. 4/20

10:15 am-7:55 pm

1 stop16h 40m

Chicago O'Hare Intl

mar. 4/28

7:00 am-7:30 am

2 stops17h 30m

$501

GenevaChicago

GVA - ORD

GVAORD

Geneva Geneve-Cointrin

vie. 5/1

10:20 am-2:50 pm

1 stop11h 30m

Chicago O'Hare Intl

dom. 5/10

12:00 pm-7:30 am

1 stop12h 30m

$502

GenevaChicago

GVA - ORD

GVAORD

Geneva Geneve-Cointrin

jue. 2/12

9:10 am-3:20 pm

1 stop13h 10m

Chicago O'Hare Intl

jue. 2/19

8:50 am-7:35 am

1 stop15h 45m

$502

GenevaChicago

GVA - ORD

GVAORD

Geneva Geneve-Cointrin

jue. 2/12

9:10 am-3:20 pm

1 stop13h 10m

Chicago O'Hare Intl

mié. 2/25

9:15 am-7:25 am

1 stop15h 10m

$502

GenevaChicago

GVA - ORD

GVAORD

Geneva Geneve-Cointrin

jue. 2/12

9:10 am-3:20 pm

1 stop13h 10m

Chicago O'Hare Intl

mar. 2/17

12:45 pm-7:25 am

1 stop11h 40m

$502

GenevaChicago

GVA - ORD

GVAORD

Geneva Geneve-Cointrin

mar. 5/5

11:50 am-6:15 pm

1 stop13h 25m

Chicago O'Hare Intl

mar. 5/12

5:55 pm-5:35 pm

1 stop16h 40m

$503

GenevaChicago

GVA - ORD

GVAORD

Geneva Geneve-Cointrin

jue. 2/12

6:45 am-3:25 pm

1 stop15h 40m

Chicago O'Hare Intl

mié. 2/25

8:35 pm-4:35 pm

1 stop13h 00m

$503

GenevaChicago

GVA - MDW

GVAMDW

Geneva Geneve-Cointrin

lun. 4/20

7:15 am-5:58 pm

2 stops17h 43m

Chicago Midway

lun. 4/27

1:23 pm-11:10 am

2 stops14h 47m

$523

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

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.

Cheapflights Insights

Everything you need to know about your flight from Switzerland to Illinois

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

Currently, March is the cheapest month in which you can book a flight from Switzerland to Illinois (average of $403). Flying from Switzerland to Illinois in November is currently the most expensive (average of $472). 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 enero 29, 2026.

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 enero 29, 2026.

The most flights from CH0 to USIL are scheduled on a Monday (8 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).

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 enero 29, 2026.
Read reviews from past customers who have flown SWISS, United Airlines, and American Airlines from Switzerland to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.6
Good
1,864 reviews

Entertainment

6.8

Crew

8.3

Comfort

7.4

Overall

7.6

Boarding

7.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Henriette,Dec 2025

ZRH - JNB

The flight was good but again my luggage was delayed. The 2nd time now. I know it us at the airlines fault but maybe there have to be more control on which luggage on on which plane. Especially if a flight has been delayed.
SWISS
7.6
Good
1,864 reviews
SWISS
7.6
Good
1,864 reviews

Entertainment

6.8

Crew

8.3

Comfort

7.4

Overall

7.6

Boarding

7.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Henriette,Dec 2025

ZRH - JNB

The flight was good but again my luggage was delayed. The 2nd time now. I know it us at the airlines fault but maybe there have to be more control on which luggage on on which plane. Especially if a flight has been delayed.
United Airlines
7.4
Good
9,215 reviews
SWISS
7.6
Good
1,864 reviews

Entertainment

6.8

Crew

8.3

Comfort

7.4

Overall

7.6

Boarding

7.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Henriette,Dec 2025

ZRH - JNB

The flight was good but again my luggage was delayed. The 2nd time now. I know it us at the airlines fault but maybe there have to be more control on which luggage on on which plane. Especially if a flight has been delayed.
American Airlines
7.2
Good
11,206 reviews
SWISS
7.6
Good
1,864 reviews

Entertainment

6.8

Crew

8.3

Comfort

7.4

Overall

7.6

Boarding

7.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Henriette,Dec 2025

ZRH - JNB

The flight was good but again my luggage was delayed. The 2nd time now. I know it us at the airlines fault but maybe there have to be more control on which luggage on on which plane. Especially if a flight has been delayed.
Lufthansa
6.8
Okay
7,756 reviews
SWISS
7.6
Good
1,864 reviews

Entertainment

6.8

Crew

8.3

Comfort

7.4

Overall

7.6

Boarding

7.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Henriette,Dec 2025

ZRH - JNB

The flight was good but again my luggage was delayed. The 2nd time now. I know it us at the airlines fault but maybe there have to be more control on which luggage on on which plane. Especially if a flight has been delayed.
British Airways
6.7
Okay
7,705 reviews
SWISS
7.6
Good
1,864 reviews

Entertainment

6.8

Crew

8.3

Comfort

7.4

Overall

7.6

Boarding

7.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Henriette,Dec 2025

ZRH - JNB

The flight was good but again my luggage was delayed. The 2nd time now. I know it us at the airlines fault but maybe there have to be more control on which luggage on on which plane. Especially if a flight has been delayed.

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.

  • How long is the flight from Switzerland to Illinois?

    For as low as $503, United Airlines can have you in Illinois from Switzerland in 15h 40m. There are 4380 mi between Switzerland and Illinois. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $274. Air Serbia flights start at $328 while deals on Scandinavian Airlines start at $336 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, March is the cheapest month in which you can book a flight from Switzerland to Illinois (average of $403). Flying from Switzerland to Illinois in November is currently the most expensive (average of $472). 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 Switzerland to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Switzerland to Illinois

Discover the top 5 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 enero 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$417Average$598FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$436Average$640FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$463Average$487FlexibilityNo cancel feeOn-time71%
SWISSCheapest$491Average$725FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$547Average$706FlexibilityNo cancel feeOn-time76%

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