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Cheap flights from Ontario to Basel from $673

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 9/18. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to Basel

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
9:10 pm - 9:45 am
ONT
-
BSL
27h 35m
2 stops
Turkish Airlines Logo
7:10 pm - 8:13 pm
BSL
-
ONT
34h 03m
2 stops
$1,059Turkish Airlines
Fri, Sep 18 - Fri, Sep 25
United Airlines Logo
1:18 pm - 1:40 pm
ONT
-
BSL
15h 22m
2 stops
United Airlines Logo
11:00 am - 8:53 pm
BSL
-
ONT
18h 53m
2 stops
$1,104United Airlines
Sun, Aug 9 - Tue, Aug 25
British Airways Logo
2:59 pm - 6:15 pm
ONT
-
BSL
18h 16m
2 stops
British Airways Logo
6:50 pm - 9:59 pm
BSL
-
ONT
36h 09m
2 stops
$1,353British Airways
Mon, Nov 23 - Sun, Nov 29
Turkish Airlines Logo
11:24 pm - 6:15 pm
ONT
-
BSL
57h 51m
2 stops
Turkish Airlines Logo
7:10 pm - 10:44 pm
BSL
-
ONT
60h 34m
2 stops
$1,714Turkish Airlines
Sat, Jul 11 - Tue, Jul 21
Multiple Airlines Logo
6:02 am - 9:45 am
ONT
-
BSL
42h 43m
2 stops
Multiple Airlines Logo
7:10 pm - 10:01 pm
BSL
-
ONT
35h 51m
2 stops
$1,799Multiple Airlines
Mon, Jun 29 - Fri, Jul 3
United Airlines Logo
6:53 pm - 4:05 pm
ONT
-
BSL
36h 12m
3 stops
United Airlines Logo
9:50 am - 11:06 pm
BSL
-
ONT
22h 16m
2 stops
$1,937United Airlines
Sun, Nov 8 - Thu, Nov 12
United Airlines Logo
6:53 pm - 4:05 pm
ONT
-
BSL
36h 12m
3 stops
United Airlines Logo
9:50 am - 12:33 pm
BSL
-
ONT
35h 43m
2 stops
$1,949United Airlines
Sun, Nov 8 - Thu, Nov 12
British Airways Logo
2:59 pm - 10:20 pm
ONT
-
BSL
22h 21m
2 stops
British Airways Logo
6:05 am - 10:23 pm
BSL
-
ONT
25h 18m
2 stops
$2,045British Airways
Sun, Nov 8 - Thu, Nov 12
United Airlines Logo
5:00 am - 2:05 pm
ONT
-
BSL
24h 05m
2 stops
United Airlines Logo
10:35 am - 6:11 pm
BSL
-
ONT
16h 36m
2 stops
$2,332United Airlines
Tue, Jun 30 - Thu, Aug 20
British Airways Logo
2:27 pm - 7:30 pm
ONT
-
BSL
20h 03m
2 stops
British Airways Logo
7:15 am - 10:59 pm
BSL
-
ONT
24h 44m
2 stops
$4,700British Airways
Wed, Aug 5 - Sun, Aug 9

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Turkish Airlines flights from Ontario to Basel

Our best Turkish Airlines deals on Ontario to Basel flight tickets
Turkish Airlines
Sep 18
ONT9:10 pmOntario
27h 35m
2 stops
BSL9:45 amBasel EuroAirport Swiss
Sep 25
BSL7:10 pmBasel EuroAirport Swiss
34h 03m
2 stops
ONT8:13 pmOntario
$1,059
Turkish Airlines
Jul 11
ONT11:24 pmOntario
57h 51m
2 stops
BSL6:15 pmBasel EuroAirport Swiss
Jul 21
BSL7:10 pmBasel EuroAirport Swiss
60h 34m
2 stops
ONT10:44 pmOntario
$1,714

United Airlines flights from Ontario to Basel

Our best United Airlines deals on Ontario to Basel flight tickets
United Airlines
Aug 9
ONT1:18 pmOntario
15h 22m
2 stops
BSL1:40 pmBasel EuroAirport Swiss
Aug 25
BSL11:00 amBasel EuroAirport Swiss
18h 53m
2 stops
ONT8:53 pmOntario
$1,104
United Airlines
Jun 22
ONT6:39 pmOntario
16h 01m
2 stops
BSL7:40 pmBasel EuroAirport Swiss
Jul 4
BSL9:35 amBasel EuroAirport Swiss
21h 22m
2 stops
ONT9:57 pmOntario
$1,858
United Airlines
Nov 8
ONT6:53 pmOntario
36h 12m
3 stops
BSL4:05 pmBasel EuroAirport Swiss
Nov 12
BSL9:50 amBasel EuroAirport Swiss
22h 16m
2 stops
ONT11:06 pmOntario
$1,937

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 June 15, 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

Cheapest round-trip

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Fri 9/18

9:10 pm-9:45 am

2 stops27h 35m

Basel EuroAirport Swiss

Fri 9/25

7:10 pm-8:13 pm

2 stops34h 03m

$1,059
Quickest round-trip

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sun 8/9

1:18 pm-1:40 pm

2 stops15h 22m

Basel EuroAirport Swiss

Tue 8/25

11:00 am-8:53 pm

2 stops18h 53m

$1,104

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Mon 11/23

2:59 pm-6:15 pm

2 stops18h 16m

Basel EuroAirport Swiss

Sun 11/29

6:50 pm-9:59 pm

2 stops36h 09m

$1,353

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sat 7/11

11:24 pm-6:15 pm

2 stops57h 51m

Basel EuroAirport Swiss

Tue 7/21

7:10 pm-10:44 pm

2 stops60h 34m

$1,714

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Mon 6/29

6:02 am-9:45 am

2 stops42h 43m

Basel EuroAirport Swiss

Fri 7/3

7:10 pm-10:01 pm

2 stops35h 51m

$1,799

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sun 11/8

6:53 pm-4:05 pm

3 stops36h 12m

Basel EuroAirport Swiss

Thu 11/12

9:50 am-11:06 pm

2 stops22h 16m

$1,937

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sun 11/8

6:53 pm-4:05 pm

3 stops36h 12m

Basel EuroAirport Swiss

Thu 11/12

9:50 am-12:33 pm

2 stops35h 43m

$1,949

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Sun 11/8

2:59 pm-10:20 pm

2 stops22h 21m

Basel EuroAirport Swiss

Thu 11/12

6:05 am-10:23 pm

2 stops25h 18m

$2,045

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Tue 6/30

5:00 am-2:05 pm

2 stops24h 05m

Basel EuroAirport Swiss

Thu 8/20

10:35 am-6:11 pm

2 stops16h 36m

$2,332

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Wed 8/5

2:27 pm-7:30 pm

2 stops20h 03m

Basel EuroAirport Swiss

Sun 8/9

7:15 am-10:59 pm

2 stops24h 44m

$4,700

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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?

Turkish Airlines and United Airlines 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

16h 01m

Direct flights

None
The fastest flight from Ontario to Basel takes 16h 01m
There are no direct flights from Ontario to Basel. There are no popular flight routes from Ontario to Basel.
Search flight deals

Frequently asked questions about flying from Ontario to Basel

  • 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 16h 01m.

  • 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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