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Cheap flights from Ontario to Basel from $728

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 4/8. 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.
Turkish Airlines Logo
11:25 pm - 6:15 pm
ONT
-
BSL
57h 50m
2 stops
Turkish Airlines Logo
7:10 pm - 10:09 pm
BSL
-
ONT
59h 59m
2 stops
$1,539Turkish Airlines
Mon, May 25 - Mon, Jun 1
Multiple Airlines Logo
11:25 pm - 6:15 pm
ONT
-
BSL
33h 50m
2 stops
Multiple Airlines Logo
7:10 pm - 4:16 pm
BSL
-
ONT
30h 06m
2 stops
$1,665Multiple Airlines
Thu, Jun 4 - Sun, Jun 14
United Airlines Logo
7:00 am - 12:25 pm
ONT
-
BSL
20h 25m
2 stops
United Airlines Logo
8:25 am - 5:18 pm
BSL
-
ONT
17h 53m
2 stops
$2,267United Airlines
Fri, Jun 12 - Fri, Jun 26
Delta Logo
7:00 am - 9:55 am
ONT
-
BSL
17h 55m
2 stops
Delta Logo
6:20 am - 4:14 pm
BSL
-
ONT
18h 54m
2 stops
$5,900Delta
Sat, Jun 13 - Sat, Jun 27

United Airlines flights from Ontario to Basel

Our best United Airlines deals on Ontario to Basel flight tickets
United Airlines
Jan 29
ONT5:05 amOntario
29h 35m
2 stops
BSL7:40 pmBasel EuroAirport Swiss
Feb 2
BSL1:10 pmBasel EuroAirport Swiss
42h 43m
2 stops
ONT10:53 pmOntario
$1,849
United Airlines
Jun 12
ONT7:00 amOntario
20h 25m
2 stops
BSL12:25 pmBasel EuroAirport Swiss
Jun 26
BSL8:25 amBasel EuroAirport Swiss
17h 53m
2 stops
ONT5:18 pmOntario
$2,267

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 20, 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

Mon 5/25

11:25 pm-6:15 pm

2 stops57h 50m

Basel EuroAirport Swiss

Mon 6/1

7:10 pm-10:09 pm

2 stops59h 59m

$1,539

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Thu 6/4

11:25 pm-6:15 pm

2 stops33h 50m

Basel EuroAirport Swiss

Sun 6/14

7:10 pm-4:16 pm

2 stops30h 06m

$1,665

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Fri 6/12

7:00 am-12:25 pm

2 stops20h 25m

Basel EuroAirport Swiss

Fri 6/26

8:25 am-5:18 pm

2 stops17h 53m

$2,267

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sat 6/13

7:00 am-9:55 am

2 stops17h 55m

Basel EuroAirport Swiss

Sat 6/27

6:20 am-4:14 pm

2 stops18h 54m

$5,900

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Wed 4/8

2:08 pm-7:30 pm

2 stops20h 22m

$728

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Mon 7/13

11:25 pm-9:45 am

2 stops49h 20m

$1,119

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sun 7/12

2:22 pm-6:50 pm

2 stops19h 28m

$1,318

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sun 6/7

9:55 am-1:45 pm

2 stops18h 50m

$1,754

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Mon 7/13

6:53 pm-10:20 am

3 stops30h 27m

$1,770

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Thu 6/11

7:00 am-9:55 am

2 stops17h 55m

$1,824

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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?

British Airways, Turkish Airlines, and Delta are the most popular carriers 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

17h 13m

Direct flights

None
The fastest flight from Ontario to Basel takes 17h 13m
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 17h 13m.

  • 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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