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Cheap flights from Ontario to Basel from $790

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 4/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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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.
Multiple Airlines Logo
10:58 am - 3:05 pm
ONT
-
BSL
19h 07m2 stops
Multiple Airlines Logo
11:00 am - 10:48 pm
BSL
-
ONT
20h 48m2 stops
$890Multiple Airlines
Sun, Jan 25 - Tue, Feb 10
Multiple Airlines Logo
10:58 am - 3:05 pm
ONT
-
BSL
19h 07m2 stops
Multiple Airlines Logo
11:00 am - 10:48 pm
BSL
-
ONT
20h 48m2 stops
$893Multiple Airlines
Sun, Jan 25 - Tue, Feb 10
Delta Logo
6:00 am - 1:50 pm
ONT
-
BSL
22h 50m2 stops
Delta Logo
6:05 am - 10:37 pm
BSL
-
ONT
25h 32m2 stops
$1,084Delta
Fri, Feb 20 - Tue, Feb 24
United Airlines Logo
1:53 pm - 7:40 pm
ONT
-
BSL
20h 47m2 stops
United Airlines Logo
9:50 am - 5:41 pm
BSL
-
ONT
16h 51m2 stops
$1,087United Airlines
Wed, Feb 11 - Sun, Feb 15
British Airways Logo
5:02 pm - 10:20 pm
ONT
-
BSL
21h 18m2 stops
British Airways Logo
6:00 pm - 10:07 pm
BSL
-
ONT
36h 07m2 stops
$1,128British Airways
Sun, Mar 15 - Sat, Mar 21
British Airways Logo
10:47 am - 2:55 pm
ONT
-
BSL
19h 08m2 stops
British Airways Logo
3:00 pm - 10:13 pm
BSL
-
ONT
40h 13m2 stops
$1,176British Airways
Wed, Dec 31 - Sat, Jan 17
United Airlines Logo
6:00 am - 7:40 pm
ONT
-
BSL
28h 40m2 stops
United Airlines Logo
1:10 pm - 10:53 pm
BSL
-
ONT
18h 43m2 stops
$1,194United Airlines
Sun, Jan 18 - Sun, Jan 25
British Airways Logo
6:00 am - 10:55 am
ONT
-
BSL
19h 55m2 stops
British Airways Logo
6:35 am - 5:46 pm
BSL
-
ONT
20h 11m2 stops
$1,224British Airways
Tue, Mar 31 - Sat, Apr 11
Multiple Airlines Logo
10:58 am - 3:35 pm
ONT
-
BSL
19h 37m2 stops
Multiple Airlines Logo
11:10 am - 10:48 pm
BSL
-
ONT
20h 38m2 stops
$1,435Multiple Airlines
Sat, Jan 10 - Sat, Jan 17
United Airlines Logo
1:40 pm - 4:05 pm
ONT
-
BSL
17h 25m2 stops
United Airlines Logo
9:50 am - 9:52 pm
BSL
-
ONT
21h 02m2 stops
$2,110United Airlines
Fri, Dec 26 - Mon, Dec 29

British Airways flights from Ontario to Basel

Our best British Airways deals on Ontario to Basel flight tickets
British Airways
Mar 15
ONT5:02 pmOntario
21h 18m
2 stops
BSL10:20 pmBasel EuroAirport Swiss
Mar 21
BSL6:00 pmBasel EuroAirport Swiss
36h 07m
2 stops
ONT10:07 pmOntario
$1,128
Find similar
British Airways
Dec 31
ONT10:47 amOntario
19h 08m
2 stops
BSL2:55 pmBasel EuroAirport Swiss
Jan 17
BSL3:00 pmBasel EuroAirport Swiss
40h 13m
2 stops
ONT10:13 pmOntario
$1,176
Find similar
British Airways
Mar 31
ONT6:00 amOntario
19h 55m
2 stops
BSL10:55 amBasel EuroAirport Swiss
Apr 11
BSL6:35 amBasel EuroAirport Swiss
20h 11m
2 stops
ONT5:46 pmOntario
$1,224
Find similar

United Airlines flights from Ontario to Basel

Our best United Airlines deals on Ontario to Basel flight tickets
United Airlines
Feb 11
ONT1:53 pmOntario
20h 47m
2 stops
BSL7:40 pmBasel EuroAirport Swiss
Feb 15
BSL9:50 amBasel EuroAirport Swiss
16h 51m
2 stops
ONT5:41 pmOntario
$1,087
Find similar
United Airlines
Jan 18
ONT6:00 amOntario
28h 40m
2 stops
BSL7:40 pmBasel EuroAirport Swiss
Jan 25
BSL1:10 pmBasel EuroAirport Swiss
18h 43m
2 stops
ONT10:53 pmOntario
$1,194
Find similar
United Airlines
Dec 26
ONT1:40 pmOntario
17h 25m
2 stops
BSL4:05 pmBasel EuroAirport Swiss
Dec 29
BSL9:50 amBasel EuroAirport Swiss
21h 02m
2 stops
ONT9:52 pmOntario
$2,110
Find similar

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 December 4, 2025.
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 1/25

10:58 am-3:05 pm

2 stops19h 07m

Basel EuroAirport Swiss

Tue 2/10

11:00 am-10:48 pm

2 stops20h 48m

$890

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sun 1/25

10:58 am-3:05 pm

2 stops19h 07m

Basel EuroAirport Swiss

Tue 2/10

11:00 am-10:48 pm

2 stops20h 48m

$893

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Fri 2/20

6:00 am-1:50 pm

2 stops22h 50m

Basel EuroAirport Swiss

Tue 2/24

6:05 am-10:37 pm

2 stops25h 32m

$1,084

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Wed 2/11

1:53 pm-7:40 pm

2 stops20h 47m

Basel EuroAirport Swiss

Sun 2/15

9:50 am-5:41 pm

2 stops16h 51m

$1,087

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sun 3/15

5:02 pm-10:20 pm

2 stops21h 18m

Basel EuroAirport Swiss

Sat 3/21

6:00 pm-10:07 pm

2 stops36h 07m

$1,128

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Wed 12/31

10:47 am-2:55 pm

2 stops19h 08m

Basel EuroAirport Swiss

Sat 1/17

3:00 pm-10:13 pm

2 stops40h 13m

$1,176

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sun 1/18

6:00 am-7:40 pm

2 stops28h 40m

Basel EuroAirport Swiss

Sun 1/25

1:10 pm-10:53 pm

2 stops18h 43m

$1,194

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Tue 3/31

6:00 am-10:55 am

2 stops19h 55m

Basel EuroAirport Swiss

Sat 4/11

6:35 am-5:46 pm

2 stops20h 11m

$1,224

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sat 1/10

10:58 am-3:35 pm

2 stops19h 37m

Basel EuroAirport Swiss

Sat 1/17

11:10 am-10:48 pm

2 stops20h 38m

$1,435

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Fri 12/26

1:40 pm-4:05 pm

2 stops17h 25m

Basel EuroAirport Swiss

Mon 12/29

9:50 am-9:52 pm

2 stops21h 02m

$2,110

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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 day to depart on your flight to Basel?

On average, the least expensive day to fly to Basel from Ontario is on a Friday. momondo users have found tickets for Friday departures for as low as $724. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Basel is Thursday, with ticket prices averaging around $1,296.

What is the cheapest time of day to depart on your flight to Basel?

In the evening is the cheapest time of day to fly from Ontario to Basel when you can find flight prices for as low as $744. Flying to Basel in the evening is an ideal time because this is during off-peak travel hours. Flights to Basel are more costly at noon, with an average ticket price of $1,274. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

17h 25m

Direct flights

None
The fastest flight from Ontario to Basel takes 17h 25m
There are no direct flights from Ontario to Basel. There are no popular flight routes from Ontario to Basel.
Search flight deals

  • 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 17h 25m.

  • 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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