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$785+ 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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EAP
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,019
(Booking.com)

One-way from

$785
(Iberia)

Popular in

April

Cheapest in

August

Average price

$725
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 ($778 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 October 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 October 29, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. 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.
Sat 12/136:00 amONT - BSL
2 stops21h 30mUnited Airlines
Sat 12/209:50 amBSL - ONT
2 stops21h 35mUnited Airlines
Deal found 10/28$1,335
This British Airways deal was found by Cheapflights users on 10/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:48 pmONT - BSL
2 stops24h 17mBritish Airways
Wed 12/316:20 amBSL - ONT
2 stops20h 56mBritish Airways
Deal found 10/28$1,361
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Wed 11/121:33 pmONT - BSL
2 stops21h 07mUnited Airlines
Sun 11/161:10 pmBSL - ONT
2 stops18h 41mUnited Airlines
Deal found 10/27$1,785
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:38 pmONT - BSL
2 stops16h 02mUnited Airlines
Sat 11/159:50 amBSL - ONT
2 stops22h 01mUnited Airlines
Deal found 10/29$1,835
This Iberia deal was found by Cheapflights users on 10/27. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/310:47 amONT - BSL
2 stops18h 48mMultiple Airlines
Tue 11/1811:00 amBSL - ONT
2 stops20h 29mMultiple Airlines
Deal found 10/27$1,995
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Mon 12/2211:59 pmONT - BSL
2 stops37h 21mMultiple Airlines
Fri 1/27:00 amBSL - ONT
2 stops20h 16mMultiple Airlines
Deal found 10/28$2,296
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Sat 12/2012:45 pmONT - BSL
2 stops20h 20mMultiple Airlines
Fri 1/27:00 amBSL - ONT
2 stops20h 16mMultiple Airlines
Deal found 10/27$2,631
This United deal was found by Cheapflights users on 10/29. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/15:05 amONT - BSL
2 stops30h 35mMultiple Airlines
Mon 11/32:20 pmBSL - ONT
2 stops17h 31mMultiple Airlines
Deal found 10/29$2,971
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Fri 10/316:38 pmONT - BSL
2 stops17h 02mUnited Airlines
Sun 11/29:50 amBSL - ONT
2 stops16h 44mUnited Airlines
Deal found 10/27$3,017
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/27:00 amONT - BSL
2 stops27h 40mUnited Airlines
Tue 11/49:50 amBSL - ONT
2 stops35h 47mUnited Airlines
Deal found 10/29$4,365

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 October 29, 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

Sat 3/21

3:09 pm-6:05 pm

2 stops18h 56m

Basel EuroAirport Swiss

Sat 3/28

11:10 am-11:43 pm

2 stops20h 33m

$1,019

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sat 12/13

6:00 am-12:30 pm

2 stops21h 30m

Basel EuroAirport Swiss

Sat 12/20

9:50 am-10:25 pm

2 stops21h 35m

$1,335

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Wed 12/24

12:48 pm-10:05 pm

2 stops24h 17m

Basel EuroAirport Swiss

Wed 12/31

6:20 am-6:16 pm

2 stops20h 56m

$1,361

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Wed 11/12

5:05 am-4:05 pm

2 stops26h 00m

Basel EuroAirport Swiss

Sun 11/16

1:10 pm-10:51 pm

2 stops18h 41m

$1,785

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Wed 11/12

6:38 pm-7:40 pm

2 stops16h 02m

Basel EuroAirport Swiss

Sat 11/15

9:50 am-10:51 pm

2 stops22h 01m

$1,835

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Mon 12/22

11:59 pm-10:20 pm

2 stops37h 21m

Basel EuroAirport Swiss

Fri 1/2

7:00 am-6:16 pm

2 stops20h 16m

$2,296

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sat 12/20

12:45 pm-6:05 pm

2 stops20h 20m

Basel EuroAirport Swiss

Fri 1/2

7:00 am-6:16 pm

2 stops20h 16m

$2,631

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sat 12/13

7:00 am-12:05 pm

2 stops20h 05m

$785

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Fri 12/12

1:26 pm-5:05 pm

2 stops18h 39m

$885

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Thu 12/11

10:47 am-10:50 pm

2 stops27h 03m

$885

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 18 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 56m. British Airways provides one of the quickest options available for as low as $1,019. Ontario and Basel are separated by a distance of 5850 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Ontario to Basel one-way?

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $885. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Ontario to Basel for a low price.

  • 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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