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$457+ Cheap flights from Stuttgart (STR) 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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
STR — ONT
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Find flight deals from Stuttgart to Ontario

Cheapest flights from Stuttgart to Ontario
Explore the most affordable flight options available from Stuttgart to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This United Airlines deal was found by Cheapflights users on 11/11. 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.
Thu 11/2711:05 amSTR - ONT
2 stops34h 32mUnited Airlines
Mon 12/15:05 amONT - STR
2 stops22h 40mUnited Airlines
Deal found 11/11$724
This oojo deal was found by Cheapflights users on 11/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/227:45 pmSTR - ONT
2 stops31h 47mBritish Airways
Sat 12/612:46 pmONT - STR
2 stops36h 34mBritish Airways
Deal found 11/12$1,012
This oojo deal was found by Cheapflights users on 11/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2311:00 amSTR - ONT
2 stops21h 57mBritish Airways
Sun 12/712:46 pmONT - STR
2 stops36h 14mBritish Airways
Deal found 11/12$1,013
This Kissandfly.com deal was found by Cheapflights users on 11/11. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:25 amSTR - ONT
2 stops17h 56mLufthansa
Mon 12/18:38 pmONT - STR
3 stops28h 57mLufthansa
Deal found 11/11$1,101
This United Airlines deal was found by Cheapflights users on 11/12. 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 12/1210:50 amSTR - ONT
2 stops20h 59mUnited Airlines
Fri 12/191:40 pmONT - STR
2 stops38h 05mUnited Airlines
Deal found 11/12$1,291
This Iberia deal was found by Cheapflights users on 11/12. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2311:00 amSTR - ONT
2 stops20h 23mMultiple Airlines
Mon 12/810:47 amONT - STR
2 stops21h 28mMultiple Airlines
Deal found 11/12$1,341
This oojo deal was found by Cheapflights users on 11/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/137:45 pmSTR - ONT
2 stops35h 30mBritish Airways
Sun 12/2812:48 pmONT - STR
2 stops21h 37mBritish Airways
Deal found 11/11$1,699
This oojo deal was found by Cheapflights users on 11/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:10 pmSTR - ONT
2 stops35h 18mBritish Airways
Sun 12/284:47 pmONT - STR
2 stops32h 13mBritish Airways
Deal found 11/12$1,923
This United Airlines deal was found by Cheapflights users on 11/13. 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.
Sun 12/2111:10 amSTR - ONT
2 stops19h 42mUnited Airlines
Sun 1/410:42 amONT - STR
2 stops17h 43mUnited Airlines
Deal found 11/13$1,941
This lastminute.com deal was found by Cheapflights users on 11/12. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1211:15 amSTR - ONT
2 stops17h 48mBritish Airways
Sun 12/284:47 pmONT - STR
2 stops17h 38mBritish Airways
Deal found 11/12$2,011
This Mytrip deal was found by Cheapflights users on 11/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:25 amSTR - ONT
2 stops21h 19mMultiple Airlines
Thu 12/1812:42 amONT - STR
3 stops32h 08mMultiple Airlines
Deal found 11/12$2,865
This Flysmarter deal was found by Cheapflights users on 11/12. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:25 amSTR - ONT
3 stops25h 24mAir Canada
Fri 12/195:05 amONT - STR
3 stops21h 20mAir Canada
Deal found 11/12$2,997

Cheap flight deals from Stuttgart to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Stuttgart (STR) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$651
(American Airlines)

One-way from

$457
(Expedia)

Popular in

December

Cheapest in

March

Average price

$636
Provider with most accurate pricing for Stuttgart Echterdingen-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Stuttgart Echterdingen-Los Angeles flights.
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From Stuttgart Echterdingen to Ontario
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One-way flight from Stuttgart Echterdingen to Ontario
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Stuttgart 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 November 13, 2025.
Use the filters below to find and compare flights from Stuttgart to Ontario that are best for you.

Fly from

Stuttgart

Fly to

Ontario

Route

Depart

Return

Price

StuttgartOntario

STR - ONT

STRONT

Stuttgart Echterdingen

Thu 2/26

12:55 pm-10:09 am

2 stops30h 14m

Ontario

Mon 3/2

6:10 am-5:15 pm

2 stops26h 05m

$651

StuttgartOntario

STR - ONT

STRONT

Stuttgart Echterdingen

Thu 11/27

11:05 am-12:37 pm

2 stops34h 32m

Ontario

Mon 12/1

5:05 am-12:45 pm

2 stops22h 40m

$724

StuttgartOntario

STR - ONT

STRONT

Stuttgart Echterdingen

Sun 11/23

11:00 am-11:57 pm

2 stops21h 57m

Ontario

Sat 12/6

3:04 pm-10:20 am

2 stops34h 16m

$1,012

StuttgartOntario

STR - ONT

STRONT

Stuttgart Echterdingen

Sun 11/23

11:00 am-11:57 pm

2 stops21h 57m

Ontario

Sun 12/7

12:46 pm-10:00 am

2 stops36h 14m

$1,013

StuttgartOntario

STR - ONT

STRONT

Stuttgart Echterdingen

Thu 11/27

6:25 am-3:21 pm

2 stops17h 56m

Ontario

Mon 12/1

8:38 pm-10:35 am

3 stops28h 57m

$1,101

StuttgartOntario

STR - ONT

STRONT

Stuttgart Echterdingen

Fri 12/12

10:50 am-10:49 pm

2 stops20h 59m

Ontario

Fri 12/19

1:40 pm-12:45 pm

2 stops38h 05m

$1,291

StuttgartOntario

STR - ONT

STRONT

Stuttgart Echterdingen

Sun 11/23

11:00 am-10:23 pm

2 stops20h 23m

Ontario

Mon 12/8

10:47 am-5:15 pm

2 stops21h 28m

$1,341

StuttgartOntario

STR - ONT

STRONT

Stuttgart Echterdingen

Sat 12/13

7:45 pm-10:15 pm

2 stops35h 30m

Ontario

Sun 12/28

12:48 pm-7:25 pm

2 stops21h 37m

$1,699

StuttgartOntario

STR - ONT

STRONT

Stuttgart Echterdingen

Thu 1/1

12:55 pm-11:46 pm

2 stops19h 51m

Ontario

Thu 1/8

4:45 pm-9:40 am

2 stops31h 55m

$1,857

StuttgartOntario

STR - ONT

STRONT

Stuttgart Echterdingen

Tue 2/3

6:10 pm-10:48 pm

2 stops37h 38m

$457

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 12 results
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Best time to book a flight from Stuttgart to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Stuttgart 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 Stuttgart to Ontario

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

Currently, November is the cheapest month in which you can book a flight from Stuttgart to Ontario (average of $465). Flying from Stuttgart to Ontario in December is currently the most expensive (average of $602). 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.

Related info for your journey

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

  • How long is the flight from Stuttgart to Ontario?

    For as low as $1,012, American Airlines can have you in Ontario from Stuttgart in 21h 57m. The distance between Stuttgart and Ontario is about 5846 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Stuttgart 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 Stuttgart to Ontario?

    Currently, November is the cheapest month in which you can book a flight from Stuttgart to Ontario (average of $465). Flying from Stuttgart to Ontario in December is currently the most expensive (average of $602). 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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