HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Basel

$778+ Cheap flights from Ontario (ONT) to Basel (EAP)

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 2/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EAP
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario 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 Ontario to Basel

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,075
(oojo)

One-way from

$778
(oojo)

Popular in

April

Cheapest in

February

Average price

$1,893
Provider with most accurate pricing for Ontario-Basel (EAP) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Basel (EAP) flights.
Search Deals
From Ontario to Basel (EAP)
Search Deals
One-way flight from Ontario to Basel (EAP)
Search Deals
Highest demand for flights based on searches. 39% potential increase in price ($785 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 25% potential price decrease ($245 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from Ontario to Basel

Cheapest flights from Ontario to Basel
Explore the most affordable flight options available from Ontario to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:59 pm
ONT
-
BSL
2 stops17h 41m
British Airways
Wed 11/1111:10 am
BSL
-
ONT
2 stops20h 13m
British Airways
Deal found 1/13$1,020
This oojo deal was found by Cheapflights users on 1/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/202:39 pm
ONT
-
BSL
2 stops18h 26m
British Airways
Thu 3/266:05 am
BSL
-
ONT
2 stops23h 19m
British Airways
Deal found 1/15$1,075
This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:54 pm
ONT
-
BSL
2 stops20h 56m
British Airways
Sun 9/207:15 am
BSL
-
ONT
2 stops23h 35m
British Airways
Deal found 1/13$1,212
This United Airlines deal was found by Cheapflights users on 1/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/295:05 am
ONT
-
BSL
2 stops29h 35m
United Airlines
Mon 2/21:10 pm
BSL
-
ONT
2 stops40h 48m
United Airlines
Deal found 1/14$1,799
This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:10 pm
ONT
-
BSL
2 stops20h 45m
British Airways
Thu 7/166:10 am
BSL
-
ONT
2 stops24h 47m
British Airways
Deal found 1/13$1,972
This oojo deal was found by Cheapflights users on 1/14. 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.
Tue 6/92:22 pm
ONT
-
BSL
2 stops19h 33m
British Airways
Thu 6/256:10 am
BSL
-
ONT
2 stops22h 42m
British Airways
Deal found 1/14$1,985
This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/162:22 pm
ONT
-
BSL
2 stops19h 33m
British Airways
Tue 6/308:15 am
BSL
-
ONT
2 stops20h 37m
British Airways
Deal found 1/13$2,022
This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/302:22 pm
ONT
-
BSL
2 stops19h 33m
British Airways
Sat 7/1811:55 am
BSL
-
ONT
2 stops18h 56m
British Airways
Deal found 1/13$2,042
This British Airways deal was found by Cheapflights users on 1/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/297:20 am
ONT
-
BSL
2 stops18h 40m
British Airways
Thu 7/1612:15 pm
BSL
-
ONT
2 stops18h 36m
British Airways
Deal found 1/13$2,251
This United Airlines deal was found by Cheapflights users on 1/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/181:53 pm
ONT
-
BSL
2 stops20h 47m
United Airlines
Tue 1/209:50 am
BSL
-
ONT
2 stops20h 08m
United Airlines
Deal found 1/14$2,942

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario 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 2,558,603 searches. Data last updated January 15, 2026.
Use the filters below to find and compare flights from Ontario to Basel that are best for you.

Fly from

Ontario

Fly to

Basel

Route

Depart

Return

Price

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Fri 3/20

2:39 pm-5:05 pm

2 stops18h 26m

Basel EuroAirport Swiss

Thu 3/26

6:05 am-9:24 pm

2 stops23h 19m

$1,075

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Thu 1/29

1:53 pm-7:40 pm

2 stops20h 47m

Basel EuroAirport Swiss

Mon 2/2

1:10 pm-5:55 pm

2 stops37h 45m

$1,799

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Tue 6/30

1:10 pm-6:55 pm

2 stops20h 45m

Basel EuroAirport Swiss

Thu 7/16

6:10 am-9:57 pm

2 stops24h 47m

$1,972

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Tue 6/30

2:22 pm-6:55 pm

2 stops19h 33m

Basel EuroAirport Swiss

Tue 7/21

11:55 am-9:51 pm

2 stops18h 56m

$1,972

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Tue 6/9

2:22 pm-6:55 pm

2 stops19h 33m

Basel EuroAirport Swiss

Thu 6/25

6:10 am-7:52 pm

2 stops22h 42m

$1,985

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Tue 6/16

2:22 pm-6:55 pm

2 stops19h 33m

Basel EuroAirport Swiss

Tue 6/30

8:15 am-7:52 pm

2 stops20h 37m

$2,022

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Tue 6/30

2:22 pm-6:55 pm

2 stops19h 33m

Basel EuroAirport Swiss

Sat 7/18

11:55 am-9:51 pm

2 stops18h 56m

$2,042

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Mon 6/29

7:20 am-11:00 am

2 stops18h 40m

Basel EuroAirport Swiss

Thu 7/16

12:15 pm-9:51 pm

2 stops18h 36m

$2,251

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Fri 2/13

5:02 pm-9:30 pm

2 stops19h 28m

$778

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sat 2/14

2:39 pm-6:05 pm

2 stops18h 26m

$794

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Showing 1-10 of 11 results
1
2
  • Most accurate provider: When it comes to deals on Ontario-Basel flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Basel flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Basel flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Basel flights, Cheapflights users trust eDreams the most. eDreams 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 Ontario-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 Ontario to Basel

Have a flexible travel schedule? Discover the best time to fly to Basel from Ontario 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 Ontario to Basel
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 Ontario to Basel. 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 Ontario to Basel?

    A quick flight from Ontario to Basel can take about 18h 26m. British Airways provides one of the quickest options available for as low as $1,075. Ontario and Basel are separated by a distance of 5850 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Ontario to Basel that include hotel bookings?

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

  • How can I find direct flights from Ontario to Basel?

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

  • Can I find deals for business class flights from Ontario to Basel?

    Yes. Cheapflights offers flight deals from Ontario to Basel by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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 for Ontario to Basel

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to Zurich flights
Los Angeles to Zurich flights
San Francisco to Geneva flights
Santa Ana to Zurich flights
Los Angeles to Geneva flights
Ontario to Zurich flights
San Jose to Zurich flights
Oakland to Zurich flights
San Diego to Zurich flights
Los Angeles to Basel flights
San Francisco to Basel flights
Burbank to Zurich flights
San Diego to Geneva flights
Santa Ana to Geneva flights
Ontario to Geneva flights
San Jose to Geneva flights
Santa Ana to Basel flights
San Diego to Basel flights
Las Vegas to Zurich flights
Oakland to Geneva flights
Sacramento to Zurich flights
Sacramento to Geneva flights
Las Vegas to Basel flights
Sacramento to Basel flights
Burbank to Geneva flights
San Jose to Basel flights
Santa Rosa to Zurich flights
Reno to Zurich flights
Las Vegas to Geneva flights
Long Beach to Zurich flights
Fresno to Geneva flights
Palm Springs to Zurich flights
Santa Barbara to Zurich flights
Medford to Zurich flights
Reno to Geneva flights
Monterey to Zurich flights
Arcata to Zurich flights
San Francisco to Lugano flights
Oakland to Basel flights
Monterey to Geneva flights
Long Beach to Geneva flights
San Francisco to Bern flights
San Francisco to Thal flights
San Jose to Lugano flights
San Diego to Lugano flights
Oakland to Lugano flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.