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$499+ 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EAP
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
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 julio 3, 2025.

Round-trip from

$663
(United Airlines)

One-way from

$499
(British Airways)

Popular in

April

Cheapest in

August

Average price

$1,022
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. 20% potential increase in price ($313 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($92 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 3, 2025.

This United Airlines deal was found by Cheapflights users on 7/1. 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.
dom. 8/37:00 amONT - BSL
2 stops17h 10mUnited Airlines
mar. 8/1911:25 amBSL - ONT
2 stops18h 08mUnited Airlines
Deal found 7/1$663
This Iberia deal was found by Cheapflights users on 7/2. 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.
dom. 12/1410:57 amONT - BSL
2 stops19h 03mMultiple Airlines
lun. 12/2910:55 amBSL - ONT
2 stops21h 53mMultiple Airlines
Deal found 7/2$1,098
This Delta deal was found by Cheapflights users on 7/3. 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.
vie. 8/221:15 pmONT - BSL
2 stops15h 35mDelta
lun. 9/16:15 amBSL - ONT
2 stops18h 53mDelta
Deal found 7/3$2,038
This Gurufare deal was found by Cheapflights users on 7/3. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/38:15 amONT - BSL
2 stops18h 05mBritish Airways
sáb. 8/911:50 amBSL - ONT
2 stops19h 58mBritish Airways
Deal found 7/3$2,814

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 julio 3, 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

dom. 8/3

7:00 am-9:10 am

2 stops17h 10m

Basel EuroAirport Swiss

mar. 8/19

11:25 am-8:33 pm

2 stops18h 08m

$663

OntarioBasel

ONT - BSL

ONTBSL

Ontario

dom. 12/14

10:57 am-3:00 pm

2 stops19h 03m

Basel EuroAirport Swiss

lun. 12/29

10:55 am-11:48 pm

2 stops21h 53m

$1,098

OntarioBasel

ONT - BSL

ONTBSL

Ontario

vie. 8/22

1:15 pm-1:50 pm

2 stops15h 35m

Basel EuroAirport Swiss

lun. 9/1

6:15 am-4:08 pm

2 stops18h 53m

$2,038

OntarioBasel

ONT - BSL

ONTBSL

Ontario

dom. 8/3

8:15 am-11:20 am

2 stops18h 05m

Basel EuroAirport Swiss

sáb. 8/9

11:50 am-10:48 pm

2 stops19h 58m

$2,814

OntarioBasel

ONT - BSL

ONTBSL

Ontario

mar. 8/5

8:15 am-10:55 am

2 stops17h 40m

$499

OntarioBasel

ONT - BSL

ONTBSL

Ontario

dom. 7/27

7:05 am-9:30 am

2 stops17h 25m

$513

OntarioBasel

ONT - BSL

ONTBSL

Ontario

vie. 8/15

2:57 pm-10:50 pm

2 stops22h 53m

$549

OntarioBasel

ONT - BSL

ONTBSL

Ontario

mar. 7/8

8:15 am-10:55 am

2 stops17h 40m

$1,297

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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

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.

Reviews of airlines servicing Basel

Get insights into the airlines that provide service to Basel. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Basel. Reviews last updated julio 3, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Ontario to Basel to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.6
Okay
7,093 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • 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 $499. However, be on the lookout for offers from Delta 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.

  • 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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