$645+ Cheap flights from Ontario (ONT) to Stuttgart (STR)
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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — STR
Nov 15 — Nov 221
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Stuttgart
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Stuttgart (STR). 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 October 16, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $647 (Delta) |
One-way from | $645 (Expedia) |
Popular in | December |
Cheapest in | February |
Average price | $1,146 |
Find flight deals from Ontario to Stuttgart
Cheapest flights from Ontario to StuttgartExplore the most affordable flight options available from Ontario to Stuttgart. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.
Explore the most affordable flight options available from Ontario to Stuttgart. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.
This Delta deal was found by Cheapflights users on 10/14. 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 12/310:25 pmONT - STR
2 stops28h 00mDelta
Sun 12/711:55 amSTR - ONT
2 stops45h 03mDelta
Deal found 10/14![Delta logo]()
$647
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Wed 12/31:34 pmONT - STR
2 stops14h 51mUnited Airlines
Wed 12/176:35 amSTR - ONT
2 stops20h 00mUnited Airlines
Deal found 10/16![United Airlines logo]()
$652
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Wed 12/35:05 amONT - STR
2 stops22h 45mUnited Airlines
Sun 12/72:25 pmSTR - ONT
3 stops41h 24mUnited Airlines
Deal found 10/15![United Airlines logo]()
$658
This United Airlines deal was found by Cheapflights users on 10/16. 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 11/76:00 amONT - STR
2 stops22h 45mUnited Airlines
Mon 11/242:15 pmSTR - ONT
2 stops17h 36mUnited Airlines
Deal found 10/16![United Airlines logo]()
$1,052
This British Airways deal was found by Cheapflights users on 10/16. 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 12/264:47 pmONT - STR
2 stops17h 03mBritish Airways
Sat 1/1010:30 amSTR - ONT
2 stops21h 19mBritish Airways
Deal found 10/16![British Airways logo]()
$1,142
This Ovago deal was found by Cheapflights users on 10/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2211:59 pmONT - STR
2 stops35h 11mBritish Airways
Mon 1/511:15 amSTR - ONT
2 stops44h 34mBritish Airways
Deal found 10/15![British Airways logo]()
$1,174
This Booking.com deal was found by Cheapflights users on 10/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/197:35 amONT - STR
3 stops30h 00mMultiple Airlines
Tue 11/47:15 amSTR - ONT
2 stops24h 26mMultiple Airlines
Deal found 10/16![Multiple Airlines logo]()
$1,176
This CheapOair deal was found by Cheapflights users on 10/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:00 amONT - STR
2 stops31h 00mMultiple Airlines
Wed 12/36:50 pmSTR - ONT
2 stops37h 39mMultiple Airlines
Deal found 10/16![Multiple Airlines logo]()
$1,237
This CheapOair deal was found by Cheapflights users on 10/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/171:31 pmONT - STR
2 stops22h 14mMultiple Airlines
Tue 10/217:00 amSTR - ONT
2 stops26h 03mMultiple Airlines
Deal found 10/15![Multiple Airlines logo]()
$1,295
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Stuttgart 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 October 16, 2025.
Use the filters below to find and compare flights from Ontario to Stuttgart that are best for you.
Fly from
Ontario
Fly to
Stuttgart
Route
Depart
Return
Price
OntarioStuttgart
ONT - STR
ONTSTR
Ontario
Wed 12/3
10:25 pm-11:25 am
2 stops28h 00m
Stuttgart Echterdingen
Sun 12/7
11:55 am-11:58 pm
2 stops45h 03m
$647
OntarioStuttgart
ONT - STR
ONTSTR
Ontario
Wed 12/3
5:05 am-12:50 pm
2 stops22h 45m
Stuttgart Echterdingen
Sun 12/7
2:25 pm-10:49 pm
3 stops41h 24m
$658
OntarioStuttgart
ONT - STR
ONTSTR
Ontario
Fri 12/26
4:47 pm-6:50 pm
2 stops17h 03m
Stuttgart Echterdingen
Sat 1/10
10:30 am-10:49 pm
2 stops21h 19m
$1,142
OntarioStuttgart
ONT - STR
ONTSTR
Ontario
Mon 12/22
11:59 pm-8:10 pm
2 stops35h 11m
Stuttgart Echterdingen
Mon 1/5
11:15 am-10:49 pm
2 stops44h 34m
$1,174
OntarioStuttgart
ONT - STR
ONTSTR
Ontario
Wed 11/26
6:00 am-10:00 pm
2 stops31h 00m
Stuttgart Echterdingen
Wed 12/3
6:50 pm-11:29 pm
2 stops37h 39m
$1,237
OntarioStuttgart
ONT - STR
ONTSTR
Ontario
Fri 12/26
4:47 pm-6:50 pm
2 stops17h 03m
Stuttgart Echterdingen
Wed 1/7
10:25 am-10:49 pm
2 stops21h 24m
$1,317
OntarioStuttgart
ONT - STR
ONTSTR
Ontario
Wed 11/19
11:59 am-10:00 pm
2 stops25h 01m
Stuttgart Echterdingen
Mon 11/24
6:40 am-1:01 am
2 stops27h 21m
$1,383
OntarioStuttgart
ONT - STR
ONTSTR
Ontario
Fri 10/31
7:00 am-10:25 am
2 stops19h 25m
Stuttgart Echterdingen
Tue 11/4
8:15 am-10:51 pm
3 stops23h 36m
$1,402
OntarioStuttgart
ONT - STR
ONTSTR
Ontario
Fri 10/24
4:49 pm-9:10 pm
2 stops19h 21m
$645
OntarioStuttgart
ONT - STR
ONTSTR
Ontario
Fri 11/21
6:00 am-2:10 pm
2 stops23h 10m
$692
Showing 1-10 of 13 results
- Most accurate provider: When it comes to deals on Ontario-Stuttgart flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Stuttgart flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Stuttgart flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Stuttgart flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Stuttgart flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Ontario to Stuttgart
Have a flexible travel schedule? Discover the best time to fly to Stuttgart from Ontario 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 Ontario to Stuttgart
What is the cheapest month to book a flight from Ontario to Stuttgart?
Currently, February is the cheapest month in which you can book a flight from Ontario to Stuttgart (average of $439). Flying from Ontario to Stuttgart in June is currently the most expensive (average of $775). 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.
What is the cheapest time of day to fly from ONT to STR?
Find hourly flight availability from Ontario to Stuttgart. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.
One of the essential ways to save on airfare from Ontario to Stuttgart is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 52% on airfare.