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Ontario

$417+ Cheap flights from Switzerland to Ontario (ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
ZRH — ONT
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Switzerland to Ontario

Keep the following information in mind while searching for Switzerland to Ontario flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$584
(American Airlines)

One-way from

$417
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$793
Provider with most accurate pricing for Zurich-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Zurich-Los Angeles flights.
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From Switzerland to Ontario
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One-way flight from Switzerland to Ontario
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Highest demand for flights based on searches. 11% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Switzerland to Ontario

Cheapest flights from Switzerland to Ontario
Explore the most affordable flight options available from Switzerland to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/191:20 pmZRH - ONT
2 stops19h 42mAmerican Airlines
Thu 10/303:00 pmONT - ZRH
2 stops19h 50mAmerican Airlines
Deal found 4/30$584
This British Airways deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3111:35 amBSL - ONT
2 stops19h 22mBritish Airways
Sat 6/74:50 pmONT - BSL
2 stops16h 35mBritish Airways
Deal found 5/1$601
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1412:40 pmGVA - ONT
2 stops41h 24mUnited Airlines
Sat 6/216:41 pmONT - GVA
2 stops39h 19mUnited Airlines
Deal found 4/29$614
This United Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/49:50 amZRH - ONT
1 stop17h 40mUnited Airlines
Mon 7/211:19 pmONT - ZRH
2 stops19h 06mUnited Airlines
Deal found 5/1$640
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/307:00 amZRH - ONT
2 stops19h 28mDelta
Sat 9/137:00 amONT - ZRH
2 stops18h 35mDelta
Deal found 4/30$649
This Air Canada deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2712:45 pmZRH - ONT
2 stops18h 41mMultiple Airlines
Thu 12/117:00 amONT - ZRH
2 stops18h 25mMultiple Airlines
Deal found 5/1$667
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:10 amBSL - ONT
2 stops20h 30mAmerican Airlines
Tue 11/1112:53 pmONT - BSL
2 stops17h 07mAmerican Airlines
Deal found 4/30$700
This Air Canada deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/149:55 amZRH - ONT
2 stops19h 59mAir Canada
Tue 8/265:10 amONT - ZRH
2 stops20h 00mAir Canada
Deal found 4/30$828
This United Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1011:30 amBSL - ONT
2 stops18h 23mUnited Airlines
Sat 5/241:33 pmONT - BSL
2 stops21h 02mUnited Airlines
Deal found 5/1$879
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/810:10 amBSL - ONT
2 stops21h 32mDelta
Tue 11/119:55 amONT - BSL
2 stops22h 30mDelta
Deal found 4/30$949
This Air Canada deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1012:40 pmGVA - ONT
2 stops16h 53mMultiple Airlines
Sat 9/207:00 amONT - GVA
2 stops17h 55mMultiple Airlines
Deal found 5/1$961
This British Airways deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/17:15 amZRH - ONT
2 stops20h 38mBritish Airways
Sun 8/174:54 pmONT - ZRH
2 stops18h 56mBritish Airways
Deal found 4/30$999

Cheapflights Fare Finder

Customize your flight search to find flights from Switzerland to Ontario 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, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from Switzerland to Ontario that are best for you.

Fly from

Switzerland

Fly to

Ontario

Route

Depart

Return

Price

ZurichOntario

ZRH - ONT

ZRHONT

Zurich

Sun 10/19

1:20 pm-12:02 am

2 stops19h 42m

Ontario

Thu 10/30

3:00 pm-6:50 pm

2 stops19h 50m

$584

BaselOntario

BSL - ONT

BSLONT

Basel EuroAirport Swiss

Sat 5/31

11:35 am-9:57 pm

2 stops19h 22m

Ontario

Sat 6/7

4:50 pm-6:25 pm

2 stops16h 35m

$601

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Sat 6/14

12:40 pm-9:04 pm

2 stops41h 24m

Ontario

Sat 6/21

6:41 pm-7:00 pm

2 stops39h 19m

$614

ZurichOntario

ZRH - ONT

ZRHONT

Zurich

Fri 7/4

9:50 am-6:30 pm

1 stop17h 40m

Ontario

Mon 7/21

1:34 pm-5:25 pm

2 stops18h 51m

$640

ZurichOntario

ZRH - ONT

ZRHONT

Zurich

Sat 8/30

7:00 am-5:28 pm

2 stops19h 28m

Ontario

Sat 9/13

7:00 am-10:35 am

2 stops18h 35m

$649

BaselOntario

BSL - ONT

BSLONT

Basel EuroAirport Swiss

Thu 10/2

6:10 am-5:40 pm

2 stops20h 30m

Ontario

Tue 11/11

12:53 pm-3:00 pm

2 stops17h 07m

$700

ZurichOntario

ZRH - ONT

ZRHONT

Zurich

Sat 10/11

12:40 pm-10:30 pm

2 stops18h 50m

Ontario

Sat 10/25

5:10 am-7:10 am

2 stops17h 00m

$815

ZurichOntario

ZRH - ONT

ZRHONT

Zurich

Thu 8/14

9:55 am-8:54 pm

2 stops19h 59m

Ontario

Tue 8/26

5:10 am-10:10 am

2 stops20h 00m

$828

BaselOntario

BSL - ONT

BSLONT

Basel EuroAirport Swiss

Sun 10/5

11:30 am-10:52 pm

2 stops20h 22m

Ontario

Sun 11/9

10:40 am-12:25 pm

2 stops16h 45m

$886

BaselOntario

BSL - ONT

BSLONT

Basel EuroAirport Swiss

Wed 10/8

10:10 am-10:42 pm

2 stops21h 32m

Ontario

Tue 11/11

9:55 am-5:25 pm

2 stops22h 30m

$949

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 32 results
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Best time to book a flight from Switzerland to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Switzerland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Switzerland to Ontario

What is the cheapest month to book a flight from Switzerland to Ontario?

Currently, August is the cheapest month in which you can book a flight from Switzerland to Ontario (average of $246). Flying from Switzerland to Ontario in March is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated May 1, 2025.
Read reviews from past customers who have flown Delta, KLM and United Airlines from Switzerland to Ontario. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,254 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Switzerland to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Switzerland?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly into when you book flights from Switzerland to Ontario.

  • What are the cheapest airlines to fly from Switzerland to Ontario one-way?

    $793 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $817 and $876, respectively.

  • What are the most popular routes from Switzerland to Ontario?

    Most travelers choose Zurich - Ontario, Geneva Geneve-Cointrin - Ontario or Basel EuroAirport Swiss - Ontario when deciding on the best route from Switzerland to Ontario.

  • Can I find deals for flights from Switzerland to Ontario that include hotel bookings?

    Yes. In addition to deals on Switzerland to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Switzerland to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Switzerland to Ontario.

  • Can I find deals for business class flights from Switzerland to Ontario?

    Yes. Cheapflights offers flight deals from Switzerland to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Switzerland to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Switzerland to Ontario (average of $246). Flying from Switzerland to Ontario in March is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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