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$743+ 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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EAP
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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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 September 17, 2025.

Round-trip from

$906
(Iberia)

One-way from

$743
(Iberia)

Popular in

April

Cheapest in

August

Average price

$764
From Ontario to Basel (EAP)
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One-way flight from Ontario to Basel (EAP)
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Highest demand for flights based on searches. 38% potential increase in price ($771 potential increase over avg. RT price).
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Cheapest flight prices on average. 25% potential price decrease ($243 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 17, 2025.

This Delta deal was found by Cheapflights users on 9/17. 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.
Sat 11/87:05 amONT - BSL
2 stops17h 45mDelta
Sat 11/156:05 amBSL - ONT
2 stops19h 04mDelta
Deal found 9/17$992
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/121:33 pmONT - BSL
2 stops17h 32mUnited Airlines
Sun 11/169:50 amBSL - ONT
2 stops22h 01mUnited Airlines
Deal found 9/15$1,117
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 11/76:38 pmONT - BSL
2 stops16h 02mUnited Airlines
Mon 11/109:50 amBSL - ONT
2 stops19h 54mUnited Airlines
Deal found 9/17$1,168
This Iberia deal was found by Cheapflights users on 9/17. 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.
Thu 9/258:15 amONT - BSL
2 stops17h 40mMultiple Airlines
Wed 10/86:40 amBSL - ONT
2 stops21h 23mMultiple Airlines
Deal found 9/17$2,069
This British Airways deal was found by Cheapflights users on 9/17. 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 12/224:45 pmONT - BSL
2 stops16h 30mBritish Airways
Tue 1/67:00 amBSL - ONT
2 stops19h 53mBritish Airways
Deal found 9/17$2,662

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 September 17, 2025.
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

Sun 3/1

11:05 am-3:05 pm

2 stops19h 00m

Basel EuroAirport Swiss

Mon 3/9

10:55 am-11:43 pm

2 stops20h 48m

$906

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sat 11/8

7:05 am-9:50 am

2 stops17h 45m

Basel EuroAirport Swiss

Sun 11/16

6:05 am-4:09 pm

2 stops19h 04m

$992

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sat 11/8

7:05 am-9:50 am

2 stops17h 45m

Basel EuroAirport Swiss

Sat 11/15

6:05 am-4:09 pm

2 stops19h 04m

$992

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Wed 11/12

1:33 pm-4:05 pm

2 stops17h 32m

Basel EuroAirport Swiss

Sun 11/16

9:50 am-10:51 pm

2 stops22h 01m

$1,117

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Fri 11/7

6:38 pm-7:40 pm

2 stops16h 02m

Basel EuroAirport Swiss

Mon 11/10

9:50 am-8:44 pm

2 stops19h 54m

$1,168

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Mon 12/22

4:45 pm-6:15 pm

2 stops16h 30m

Basel EuroAirport Swiss

Tue 1/6

7:00 am-5:53 pm

2 stops19h 53m

$2,662

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Fri 2/27

11:05 am-2:10 pm

2 stops18h 05m

$743

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Mon 11/10

12:46 pm-2:35 pm

2 stops16h 49m

$766

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sun 10/19

2:51 pm-10:50 pm

2 stops22h 59m

$837

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Fri 10/17

8:15 am-10:50 pm

2 stops29h 35m

$887

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 16 results
1
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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 17h 32m. Delta provides one of the quickest options available for as low as $1,117. 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.

  • What is the cheapest month to book a flight from Ontario to Basel?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Basel (average of $545). Flying from Ontario to Basel in June is currently the most expensive (average of $1,132). 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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