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Cheap flights from Ontario to Basel from $600

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 9/30. 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

American Airlines Logo
6:10 am - 3:05 pmONT-BSL
23h 55m2 stops
American Airlines Logo
7:00 am - 10:28 pmBSL-ONT
24h 28m2 stops
$904American Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
Logo
10:47 am - 3:05 pmONT-BSL
19h 18m2 stops
Logo
11:00 am - 9:58 pmBSL-ONT
19h 58m2 stops
$906
Find Deal
Tue, Dec 2 - Tue, Dec 9
Logo
6:00 am - 12:30 pmONT-BSL
21h 30m2 stops
Logo
10:35 am - 10:49 pmBSL-ONT
21h 14m3 stops
$927
Find Deal
Tue, Dec 2 - Tue, Dec 9
Logo
5:05 am - 9:55 amONT-BSL
19h 50m3 stops
Logo
10:35 am - 10:49 pmBSL-ONT
21h 14m3 stops
$931
Find Deal
Tue, Dec 2 - Tue, Dec 9
United Airlines Logo
1:29 pm - 4:05 pmONT-BSL
17h 36m2 stops
United Airlines Logo
9:50 am - 5:34 pmBSL-ONT
16h 44m2 stops
$1,037United Airlines
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Fri, Nov 14 - Sat, Nov 22
British Airways Logo
12:49 pm - 3:05 pmONT-BSL
17h 16m2 stops
British Airways Logo
11:05 am - 10:14 pmBSL-ONT
20h 09m2 stops
$1,133British Airways
Find Deal
Tue, Dec 2 - Thu, Dec 18
United Airlines Logo
1:33 pm - 7:40 pmONT-BSL
21h 07m2 stops
United Airlines Logo
1:10 pm - 10:51 pmBSL-ONT
18h 41m2 stops
$1,137United Airlines
Find Deal
Wed, Nov 12 - Sun, Nov 16
United Airlines Logo
6:38 pm - 7:40 pmONT-BSL
16h 02m2 stops
United Airlines Logo
1:10 pm - 10:31 pmBSL-ONT
18h 21m2 stops
$1,287United Airlines
Find Deal
Fri, Nov 21 - Fri, Nov 28
United Airlines Logo
7:02 am - 12:25 pmONT-BSL
20h 23m2 stops
United Airlines Logo
1:00 pm - 10:30 pmBSL-ONT
18h 30m2 stops
$1,296United Airlines
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Mon, Sep 29 - Wed, Oct 15
British Airways Logo
2:42 pm - 6:15 pmONT-BSL
18h 33m2 stops
British Airways Logo
7:00 am - 10:14 pmBSL-ONT
24h 14m2 stops
$1,581British Airways
Find Deal
Mon, Dec 22 - Fri, Jan 2

United Airlines flights from Ontario to Basel

Our best United Airlines deals on Ontario to Basel flight tickets
United Airlines
Nov 14
ONT1:29 pmOntario
17h 36m
2 stops
BSL4:05 pmBasel EuroAirport Swiss
Nov 22
BSL9:50 amBasel EuroAirport Swiss
16h 44m
2 stops
ONT5:34 pmOntario
$1,037
Find similar
United Airlines
Nov 12
ONT1:33 pmOntario
21h 07m
2 stops
BSL7:40 pmBasel EuroAirport Swiss
Nov 16
BSL1:10 pmBasel EuroAirport Swiss
18h 41m
2 stops
ONT10:51 pmOntario
$1,137
Find similar
United Airlines
Nov 21
ONT6:38 pmOntario
16h 02m
2 stops
BSL7:40 pmBasel EuroAirport Swiss
Nov 28
BSL1:10 pmBasel EuroAirport Swiss
18h 21m
2 stops
ONT10:31 pmOntario
$1,287
Find similar

British Airways flights from Ontario to Basel

Our best British Airways deals on Ontario to Basel flight tickets
British Airways
Dec 2
ONT12:49 pmOntario
17h 16m
2 stops
BSL3:05 pmBasel EuroAirport Swiss
Dec 18
BSL11:05 amBasel EuroAirport Swiss
20h 09m
2 stops
ONT10:14 pmOntario
$1,133
Find similar
British Airways
Dec 22
ONT2:42 pmOntario
18h 33m
2 stops
BSL6:15 pmBasel EuroAirport Swiss
Jan 2
BSL7:00 amBasel EuroAirport Swiss
24h 14m
2 stops
ONT10:14 pmOntario
$1,581
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 August 28, 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

Tue 12/2

6:10 am-3:05 pm

2 stops23h 55m

Basel EuroAirport Swiss

Tue 12/9

7:00 am-10:28 pm

2 stops24h 28m

$904

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Tue 12/2

10:47 am-3:05 pm

2 stops19h 18m

Basel EuroAirport Swiss

Tue 12/9

11:00 am-9:58 pm

2 stops19h 58m

$906

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Tue 12/2

6:00 am-12:30 pm

2 stops21h 30m

Basel EuroAirport Swiss

Tue 12/9

10:35 am-10:49 pm

3 stops21h 14m

$927

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Tue 12/2

5:05 am-9:55 am

3 stops19h 50m

Basel EuroAirport Swiss

Tue 12/9

10:35 am-10:49 pm

3 stops21h 14m

$931

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Fri 11/14

1:29 pm-4:05 pm

2 stops17h 36m

Basel EuroAirport Swiss

Sat 11/22

9:50 am-5:34 pm

2 stops16h 44m

$1,037

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Tue 12/2

12:49 pm-3:05 pm

2 stops17h 16m

Basel EuroAirport Swiss

Thu 12/18

11:05 am-10:14 pm

2 stops20h 09m

$1,133

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Wed 11/12

1:33 pm-7:40 pm

2 stops21h 07m

Basel EuroAirport Swiss

Sun 11/16

1:10 pm-10:51 pm

2 stops18h 41m

$1,137

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Fri 11/21

6:38 pm-7:40 pm

2 stops16h 02m

Basel EuroAirport Swiss

Fri 11/28

1:10 pm-10:31 pm

2 stops18h 21m

$1,287

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Mon 9/29

7:02 am-12:25 pm

2 stops20h 23m

Basel EuroAirport Swiss

Wed 10/15

1:00 pm-10:30 pm

2 stops18h 30m

$1,296

OntarioBasel

ONT - BSL

ONTBSL

Ontario

Mon 12/22

2:42 pm-6:15 pm

2 stops18h 33m

Basel EuroAirport Swiss

Fri 1/2

7:00 am-10:14 pm

2 stops24h 14m

$1,581

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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

Direct flights

None
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 16h 02m.

  • 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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