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Cheap flights from Ontario to Basel from $520

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Basel departing on 7/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to Basel

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
2:39 pm - 10:20 pm
ONT
-
BSL
22h 41m
2 stops
British Airways Logo
11:20 am - 11:59 pm
BSL
-
ONT
20h 39m
2 stops
$1,176British Airways
Sun, Mar 1 - Sun, Mar 8
Multiple Airlines Logo
6:00 am - 1:50 pm
ONT
-
BSL
23h 50m
2 stops
Multiple Airlines Logo
5:55 pm - 10:34 pm
BSL
-
ONT
36h 39m
2 stops
$1,187Multiple Airlines
Tue, Mar 17 - Tue, Mar 24
United Airlines Logo
11:05 am - 12:25 pm
ONT
-
BSL
16h 20m
2 stops
United Airlines Logo
11:10 am - 8:36 pm
BSL
-
ONT
18h 26m
2 stops
$1,588United Airlines
Thu, Apr 2 - Wed, Apr 8
British Airways Logo
11:58 pm - 3:05 pm
ONT
-
BSL
31h 07m
2 stops
British Airways Logo
6:35 am - 6:42 pm
BSL
-
ONT
21h 07m
2 stops
$7,414British Airways
Mon, Mar 23 - Sat, Apr 4
British Airways Logo
10:56 am - 2:55 pm
ONT
-
BSL
18h 59m
2 stops
British Airways Logo
4:00 pm - 4:22 pm
BSL
-
ONT
33h 22m
2 stops
$10,147British Airways
Wed, Feb 18 - Mon, Feb 23
British Airways Logo
5:02 pm - 9:35 pm
ONT
-
BSL
19h 33m
2 stops
British Airways Logo
7:10 am - 10:49 pm
BSL
-
ONT
24h 39m
2 stops
$14,491British Airways
Mon, Feb 16 - Sat, Feb 21
British Airways Logo
10:56 am - 2:55 pm
ONT
-
BSL
18h 59m
2 stops
British Airways Logo
7:35 pm - 10:29 pm
BSL
-
ONT
35h 54m
2 stops
$16,700British Airways
Wed, Feb 18 - Thu, Feb 19

British Airways flights from Ontario to Basel

Our best British Airways deals on Ontario to Basel flight tickets
British Airways
Mar 1
ONT2:39 pmOntario
22h 41m
2 stops
BSL10:20 pmBasel EuroAirport Swiss
Mar 8
BSL11:20 amBasel EuroAirport Swiss
20h 39m
2 stops
ONT11:59 pmOntario
$1,176
British Airways
Mar 23
ONT11:58 pmOntario
31h 07m
2 stops
BSL3:05 pmBasel EuroAirport Swiss
Apr 4
BSL6:35 amBasel EuroAirport Swiss
21h 07m
2 stops
ONT6:42 pmOntario
$7,414
British Airways
Feb 18
ONT10:56 amOntario
18h 59m
2 stops
BSL2:55 pmBasel EuroAirport Swiss
Feb 23
BSL4:00 pmBasel EuroAirport Swiss
33h 22m
2 stops
ONT4:22 pmOntario
$10,147

momondo 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, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Ontario to Basel that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sun 3/1

2:39 pm-10:20 pm

2 stops22h 41m

Basel EuroAirport Swiss

Sun 3/8

11:20 am-11:59 pm

2 stops20h 39m

$1,176

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Tue 3/17

6:00 am-1:50 pm

2 stops23h 50m

Basel EuroAirport Swiss

Tue 3/24

5:55 pm-10:34 pm

2 stops36h 39m

$1,187

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Thu 4/2

11:05 am-12:25 pm

2 stops16h 20m

Basel EuroAirport Swiss

Wed 4/8

11:10 am-8:36 pm

2 stops18h 26m

$1,588

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Mon 3/23

11:58 pm-3:05 pm

2 stops31h 07m

Basel EuroAirport Swiss

Sat 4/4

6:35 am-6:42 pm

2 stops21h 07m

$7,414

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Wed 2/18

10:56 am-2:55 pm

2 stops18h 59m

Basel EuroAirport Swiss

Mon 2/23

4:00 pm-4:22 pm

2 stops33h 22m

$10,147

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Mon 2/16

5:02 pm-9:35 pm

2 stops19h 33m

Basel EuroAirport Swiss

Sat 2/21

7:10 am-10:49 pm

2 stops24h 39m

$14,491

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Wed 2/18

10:56 am-2:55 pm

2 stops18h 59m

Basel EuroAirport Swiss

Thu 2/19

7:35 pm-10:29 pm

2 stops35h 54m

$16,700

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Mon 7/20

2:22 pm-11:05 pm

2 stops23h 43m

$520

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Thu 7/23

1:10 pm-10:50 pm

2 stops24h 40m

$590

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sat 7/25

10:25 am-6:25 pm

2 stops23h 00m

$591

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Basel from

How to get the cheapest flight ticket from Ontario to Basel

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to Basel?

American Airlines is the most popular carrier operating from Ontario to Basel

When to book flights from Ontario to Basel

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Basel according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Basel (ONT to EAP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Basel

Fastest flight time

19h 37m

Direct flights

None
The fastest flight from Ontario to Basel takes 19h 37m
There are no direct flights from Ontario to Basel. There are no popular flight routes from Ontario to Basel.
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  • How far is Ontario to Basel by plane?

    The distance between Ontario and Basel is about 5854.6 mi. In terms of flight time, this usually takes a little over 19h 37m.

  • When did momondo last update prices for flights from Ontario Airport to Basel?

    Prices for flights from Ontario Airport to Basel were last updated today.

  • How old do you have to be to fly from Ontario Airport to Basel?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Basel.

  • What documentation or ID do you need to fly to Basel?

    The necessary travel and health documents for your Basel trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Basel?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Basel from Ontario.

Can I find flights from Ontario to Basel with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Basel flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Basel?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Basel.

I’m not ready to book a flight from Ontario to Basel right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Basel flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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