$388+ Cheap flights from Chicago (CHI) to Basel (EAP)
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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — EAP
Oct 29 — Nov 51
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Chicago to Basel with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Chicago to Basel
Cheapest
Best
Last-minute
One-way
Cheapest flights from Chicago to BaselExplore the most affordable flight options available from Chicago to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 29, 2026.
Explore the most affordable flight options available from Chicago to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 29, 2026.
This lastminute.com deal was found by Cheapflights users on 9/26. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/212:45 pm -
1 stop14h 05m
Tue 11/1710:45 am -
1 stop30h 15m
Deal found 9/26![Turkish Airlines logo]()
$681
This FlightHub deal was found by Cheapflights users on 9/24. 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.
Wed 12/28:15 pm -
1 stop38h 00m
Tue 12/1510:45 am -
1 stop38h 35m
Deal found 9/24![Turkish Airlines logo]()
$687
This Turkish Airlines deal was found by Cheapflights users on 9/28. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:25 am -
1 stop23h 55m
Tue 1/1910:45 am -
1 stop38h 35m
Deal found 9/28![Turkish Airlines logo]()
$699
This lastminute.com deal was found by Cheapflights users on 9/29. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:10 pm -
1 stop15h 10m
Wed 11/46:10 pm -
1 stop23h 50m
Deal found 9/29![Turkish Airlines logo]()
$705
This lastminute.com deal was found by Cheapflights users on 9/26. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/148:10 pm -
1 stop15h 10m
Wed 10/286:10 pm -
1 stop22h 50m
Deal found 9/26![Turkish Airlines logo]()
$711
This lastminute.com deal was found by Cheapflights users on 9/29. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:45 am -
1 stop15h 05m
Wed 11/256:10 pm -
1 stop22h 50m
Deal found 9/29![Turkish Airlines logo]()
$712
Best flights from Chicago to BaselDiscover carefully curated flight deals from Chicago to Basel that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 29, 2026.
Discover carefully curated flight deals from Chicago to Basel that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 29, 2026.
This Turkish Airlines deal was found by Cheapflights users on 9/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:45 am -
1 stop15h 05m
Fri 11/2010:45 am -
1 stop30h 15m
Deal found 9/29![Turkish Airlines logo]()
$739
This United Airlines deal was found by Cheapflights users on 9/26. 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 11/106:00 pm -
1 stop11h 20m
Tue 11/176:40 am -
1 stop13h 30m
Deal found 9/26![United Airlines logo]()
$771
This Delta deal was found by Cheapflights users on 9/27. 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.
Thu 12/34:25 pm -
1 stop10h 10m
Tue 12/810:05 am -
2 stops15h 21m
Deal found 9/27![Delta logo]()
$863
This Mytrip deal was found by Cheapflights users on 9/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:30 pm -
3 stops21h 05m
Fri 11/206:05 am -
2 stops19h 15m
Deal found 9/29![Multiple Airlines logo]()
$930
This Turkish Airlines deal was found by Cheapflights users on 9/26. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:15 pm -
1 stop38h 00m
Sat 10/316:10 pm -
1 stop32h 10m
Deal found 9/26![Turkish Airlines logo]()
$799
This United Airlines deal was found by Cheapflights users on 9/28. 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.
Thu 11/129:50 pm -
1 stop14h 30m
Thu 11/196:45 am -
1 stop13h 25m
Deal found 9/28![United Airlines logo]()
$821
This Turkish Airlines deal was found by Cheapflights users on 9/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/58:15 pm -
1 stop38h 00m
Sun 12/136:10 pm -
1 stop22h 50m
Deal found 9/29![Turkish Airlines logo]()
$799
This United Airlines deal was found by Cheapflights users on 9/28. 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.
Mon 10/2610:50 pm -
1 stop11h 15m
Mon 11/28:00 pm -
1 stop25h 10m
Deal found 9/28![United Airlines logo]()
$863
This United Airlines deal was found by Cheapflights users on 9/26. 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 10/249:20 pm -
2 stops33h 00m
Sat 10/312:40 pm -
1 stop27h 25m
Deal found 9/26![United Airlines logo]()
$941
Last-minute flights from Chicago to BaselDiscover last-minute flight deals from Chicago to Basel. Data last updated September 29, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Basel. Data last updated September 29, 2026 and is based on user searches.
This lastminute.com deal was found by Cheapflights users on 9/26. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:10 pm -
1 stop30h 35m
Wed 10/217:15 pm -
1 stop21h 25m
Deal found 9/26![Turkish Airlines logo]()
$757
This lastminute.com deal was found by Cheapflights users on 9/26. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/148:10 pm -
1 stop15h 10m
Wed 10/286:10 pm -
1 stop22h 50m
Deal found 9/26![Turkish Airlines logo]()
$711
This lastminute.com deal was found by Cheapflights users on 9/27. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:10 pm -
1 stop30h 35m
Thu 10/2910:45 am -
1 stop30h 15m
Deal found 9/27![Turkish Airlines logo]()
$776
This lastminute.com deal was found by Cheapflights users on 9/28. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:10 pm -
1 stop15h 10m
Sun 11/16:10 pm -
1 stop32h 10m
Deal found 9/28![Turkish Airlines logo]()
$761
This Turkish Airlines deal was found by Cheapflights users on 9/28. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1911:25 am -
1 stop15h 20m
Thu 1/2110:45 am -
1 stop30h 15m
Deal found 9/28![Turkish Airlines logo]()
$749
This Turkish Airlines deal was found by Cheapflights users on 9/28. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:25 am -
1 stop23h 55m
Tue 1/1910:45 am -
1 stop38h 35m
Deal found 9/28![Turkish Airlines logo]()
$699
This lastminute.com deal was found by Cheapflights users on 9/29. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:10 pm -
1 stop15h 10m
Wed 11/46:10 pm -
1 stop23h 50m
Deal found 9/29![Turkish Airlines logo]()
$705
This FlightHub deal was found by Cheapflights users on 9/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2411:25 am -
1 stop16h 25m
Wed 10/286:10 pm -
1 stop31h 10m
Deal found 9/29![Turkish Airlines logo]()
$759
This lastminute.com deal was found by Cheapflights users on 9/27. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:45 pm -
1 stop15h 05m
Thu 11/1210:45 am -
1 stop30h 15m
Deal found 9/27![Turkish Airlines logo]()
$746
This lastminute.com deal was found by Cheapflights users on 9/28. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:15 pm -
1 stop30h 35m
Fri 11/136:10 pm -
1 stop22h 50m
Deal found 9/28![Turkish Airlines logo]()
$751
One-way flights from Chicago to BaselSearch for one-way flight options from Chicago to Basel. Find affordable one-way fares based on user searches. Data last updated September 29, 2026.
Search for one-way flight options from Chicago to Basel. Find affordable one-way fares based on user searches. Data last updated September 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/306:30 pm -
3 stops30h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 9/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:00 pm -
3 stops45h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$433
This lastminute.com deal was found by Cheapflights users on 9/28. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3011:45 am -
1 stop15h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Turkish Airlines logo]()
$544
This Bravofly deal was found by Cheapflights users on 9/26. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:45 am -
1 stop15h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Turkish Airlines logo]()
$568
This Justfly.com deal was found by Cheapflights users on 9/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:10 pm -
1 stop30h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Turkish Airlines logo]()
$572
This Bravofly deal was found by Cheapflights users on 9/29. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:10 pm -
1 stop15h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Turkish Airlines logo]()
$656
This United Airlines deal was found by Cheapflights users on 9/27. 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.
Thu 11/129:50 pm -
1 stop14h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![United Airlines logo]()
$802
Find flight deals from Chicago to Basel
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Basel (EAP). 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 September 29, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $681 (lastminute.com) |
One-way from | $568 (Bravofly) |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago to Basel 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 7,457,451 searches. Data last updated September 29, 2026.
Use the filters below to find and compare flights from Chicago to Basel that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoBasel
ORD Chicago O'Hare Intl - BSL Basel EuroAirport Swiss
ORDBSL
Chicago O'Hare Intl
Wed 12/30
6:30 pm-7:40 am
3 stops30h 10m
Basel EuroAirport Swiss
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$388
ChicagoBasel
ORD Chicago O'Hare Intl - BSL Basel EuroAirport Swiss
ORDBSL
Chicago O'Hare Intl
Fri 11/13
11:45 am-9:50 am
1 stop15h 05m
Basel EuroAirport Swiss
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$568
ChicagoBasel
ORD Chicago O'Hare Intl - BSL Basel EuroAirport Swiss
ORDBSL
Chicago O'Hare Intl
Sun 10/4
8:10 pm-9:45 am
1 stop30h 35m
Basel EuroAirport Swiss
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$572
ChicagoBasel
ORD Chicago O'Hare Intl - BSL Basel EuroAirport Swiss
ORDBSL
Chicago O'Hare Intl
Fri 11/13
11:45 am-9:50 am
1 stop15h 05m
Basel EuroAirport Swiss
Fri 11/20
10:45 am-10:00 am
1 stop30h 15m
$739
ChicagoBasel
ORD Chicago O'Hare Intl - BSL Basel EuroAirport Swiss
ORDBSL
Chicago O'Hare Intl
Tue 11/10
6:00 pm-12:20 pm
1 stop11h 20m
Basel EuroAirport Swiss
Tue 11/17
6:40 am-1:10 pm
1 stop13h 30m
$771
ChicagoBasel
ORD Chicago O'Hare Intl - BSL Basel EuroAirport Swiss
ORDBSL
Chicago O'Hare Intl
Sat 10/24
9:15 pm-5:15 pm
1 stop38h 00m
Basel EuroAirport Swiss
Sat 10/31
6:10 pm-8:20 pm
1 stop32h 10m
$799
ChicagoBasel
ORD Chicago O'Hare Intl - BSL Basel EuroAirport Swiss
ORDBSL
Chicago O'Hare Intl
Sat 12/5
8:15 pm-5:15 pm
1 stop38h 00m
Basel EuroAirport Swiss
Sun 12/13
6:10 pm-10:00 am
1 stop22h 50m
$799
ChicagoBasel
ORD Chicago O'Hare Intl - BSL Basel EuroAirport Swiss
ORDBSL
Chicago O'Hare Intl
Thu 11/12
9:50 pm-7:20 pm
1 stop14h 30m
Basel EuroAirport Swiss
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$802
ChicagoBasel
ORD Chicago O'Hare Intl - BSL Basel EuroAirport Swiss
ORDBSL
Chicago O'Hare Intl
Thu 11/12
9:50 pm-7:20 pm
1 stop14h 30m
Basel EuroAirport Swiss
Thu 11/19
6:45 am-1:10 pm
1 stop13h 25m
$821
ChicagoBasel
ORD Chicago O'Hare Intl - BSL Basel EuroAirport Swiss
ORDBSL
Chicago O'Hare Intl
Thu 12/3
4:25 pm-9:35 am
1 stop10h 10m
Basel EuroAirport Swiss
Tue 12/8
10:05 am-6:26 pm
2 stops15h 21m
$863
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Chicago to Basel
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Basel in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago-Basel flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Chicago-Basel flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Chicago-Basel flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago-Basel flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Basel flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Chicago to Basel
Have a flexible travel schedule? Discover the best time to fly to Basel from Chicago with our price prediction graph.
CHI-EAP
ORD-BSL
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 to Basel
CHI-EAP
ORD-BSL
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Chicago to Basel. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Chicago
Popular flights