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$910+ 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 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EAP
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
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 November 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$937
(United Airlines)

One-way from

$910
(Travelocity)

Popular in

April

Cheapest in

February

Average price

$1,020
Provider with most accurate pricing for Ontario-Basel (EAP) flight deals.
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Provider most trusted by Cheapflights users for Ontario-Basel (EAP) flights.
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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. 39% potential increase in price ($781 potential increase over avg. RT price).
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Cheapest flight prices on average. 25% potential price decrease ($244 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 12, 2025.

This United Airlines deal was found by Cheapflights users on 11/11. 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 12/241:40 pmONT - BSL
2 stops17h 25mUnited Airlines
Wed 12/319:50 amBSL - ONT
2 stops20h 17mUnited Airlines
Deal found 11/11$1,640
This Delta deal was found by Cheapflights users on 11/10. 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.
Wed 11/1211:44 amONT - BSL
2 stops17h 06mDelta
Sun 11/166:05 amBSL - ONT
2 stops25h 59mDelta
Deal found 11/10$2,234
This Priceline deal was found by Cheapflights users on 11/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/182:42 pmONT - BSL
2 stops19h 23mBritish Airways
Mon 12/2910:55 amBSL - ONT
2 stops20h 19mBritish Airways
Deal found 11/10$2,402

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 November 12, 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

Fri 3/6

7:15 pm-7:40 pm

2 stops15h 25m

Basel EuroAirport Swiss

Fri 3/20

9:50 am-8:45 pm

2 stops18h 55m

$937

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Wed 2/11

10:58 am-2:55 pm

2 stops18h 57m

Basel EuroAirport Swiss

Sun 3/1

11:20 am-10:31 pm

2 stops20h 11m

$940

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sun 4/5

11:00 am-12:25 pm

2 stops16h 25m

Basel EuroAirport Swiss

Mon 4/13

11:00 am-10:11 pm

2 stops20h 11m

$1,234

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Fri 1/9

10:58 am-2:10 pm

2 stops18h 12m

Basel EuroAirport Swiss

Wed 1/14

6:20 am-6:45 pm

2 stops21h 25m

$1,248

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Wed 12/24

1:40 pm-4:05 pm

2 stops17h 25m

Basel EuroAirport Swiss

Wed 12/31

9:50 am-9:07 pm

2 stops20h 17m

$1,640

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sun 3/22

6:00 am-7:40 pm

2 stops29h 40m

Basel EuroAirport Swiss

Tue 3/31

1:00 pm-12:20 pm

2 stops32h 20m

$1,910

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Thu 12/18

2:42 pm-7:05 pm

2 stops19h 23m

Basel EuroAirport Swiss

Mon 12/29

10:55 am-10:14 pm

2 stops20h 19m

$2,402

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Fri 3/27

5:40 am-7:40 pm

2 stops30h 00m

Basel EuroAirport Swiss

Mon 4/6

1:00 pm-12:20 pm

2 stops32h 20m

$2,564

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sat 11/29

4:47 pm-6:05 pm

2 stops16h 18m

$910

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Thu 11/27

6:10 am-3:05 pm

2 stops23h 55m

$920

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

  • 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 15h 25m. United Airlines provides one of the quickest options available for as low as $937. 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

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