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Cheap flights from Ontario to Stuttgart from $627

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 Stuttgart departing on 5/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Ontario to Stuttgart

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:05 am - 12:25 pm
ONT
-
STR
16h 20m
2 stops
United Airlines Logo
11:00 am - 10:45 pm
STR
-
ONT
20h 45m
2 stops
$797United Airlines
Wed, Apr 8 - Wed, Apr 15
United Airlines Logo
5:10 am - 12:25 pm
ONT
-
STR
22h 15m
2 stops
United Airlines Logo
6:10 am - 10:26 pm
STR
-
ONT
25h 16m
2 stops
$847United Airlines
Thu, Apr 9 - Thu, Apr 16
United Airlines Logo
10:37 am - 1:45 pm
ONT
-
STR
18h 08m
2 stops
United Airlines Logo
2:50 pm - 10:59 pm
STR
-
ONT
17h 09m
2 stops
$950United Airlines
Sun, May 3 - Sat, May 16
United Airlines Logo
6:15 am - 1:45 pm
ONT
-
STR
23h 30m
2 stops
United Airlines Logo
2:15 pm - 5:38 pm
STR
-
ONT
35h 23m
2 stops
$1,278United Airlines
Fri, Mar 13 - Fri, Mar 20
United Airlines Logo
6:15 am - 1:45 pm
ONT
-
STR
23h 30m
2 stops
United Airlines Logo
11:10 am - 10:57 pm
STR
-
ONT
19h 47m
2 stops
$1,649United Airlines
Fri, Mar 13 - Sun, Mar 22
British Airways Logo
10:56 am - 6:50 pm
ONT
-
STR
23h 54m
2 stops
British Airways Logo
8:40 pm - 9:24 pm
STR
-
ONT
32h 44m
2 stops
$1,683British Airways
Fri, Mar 13 - Sun, Mar 22
Multiple Airlines Logo
2:09 pm - 9:10 pm
ONT
-
STR
22h 01m
2 stops
Multiple Airlines Logo
7:00 am - 11:11 pm
STR
-
ONT
25h 11m
2 stops
$1,860Multiple Airlines
Mon, Jun 29 - Thu, Jul 9
Multiple Airlines Logo
2:09 pm - 9:10 pm
ONT
-
STR
22h 01m
2 stops
Multiple Airlines Logo
7:00 am - 11:11 pm
STR
-
ONT
25h 11m
2 stops
$1,965Multiple Airlines
Thu, Jun 11 - Fri, Jul 31
British Airways Logo
10:56 am - 6:50 pm
ONT
-
STR
23h 54m
2 stops
British Airways Logo
8:40 pm - 9:24 pm
STR
-
ONT
32h 44m
2 stops
$1,982British Airways
Fri, Mar 13 - Sun, Mar 22
Turkish Airlines Logo
10:00 pm - 2:15 pm
ONT
-
STR
31h 15m
2 stops
Turkish Airlines Logo
3:10 pm - 8:45 pm
STR
-
ONT
38h 35m
2 stops
$2,305Turkish Airlines
Fri, May 29 - Sun, Jun 7

United Airlines flights from Ontario to Stuttgart

Our best United Airlines deals on Ontario to Stuttgart flight tickets
United Airlines
Apr 8
ONT11:05 amOntario
16h 20m
2 stops
STR12:25 pmStuttgart Echterdingen
Apr 15
STR11:00 amStuttgart Echterdingen
20h 45m
2 stops
ONT10:45 pmOntario
$797
United Airlines
Apr 9
ONT5:10 amOntario
22h 15m
2 stops
STR12:25 pmStuttgart Echterdingen
Apr 16
STR6:10 amStuttgart Echterdingen
25h 16m
2 stops
ONT10:26 pmOntario
$847
United Airlines
May 3
ONT10:37 amOntario
18h 08m
2 stops
STR1:45 pmStuttgart Echterdingen
May 16
STR2:50 pmStuttgart Echterdingen
17h 09m
2 stops
ONT10:59 pmOntario
$950

British Airways flights from Ontario to Stuttgart

Our best British Airways deals on Ontario to Stuttgart flight tickets
British Airways
Feb 28
ONT2:39 pmOntario
20h 11m
2 stops
STR7:50 pmStuttgart Echterdingen
Mar 13
STR11:15 amStuttgart Echterdingen
42h 09m
2 stops
ONT9:24 pmOntario
$1,044
British Airways
Mar 5
ONT10:56 amOntario
37h 44m
2 stops
STR9:40 amStuttgart Echterdingen
Mar 9
STR8:10 pmStuttgart Echterdingen
33h 57m
2 stops
ONT10:07 pmOntario
$1,152
British Airways
Mar 13
ONT10:56 amOntario
23h 54m
2 stops
STR6:50 pmStuttgart Echterdingen
Mar 22
STR8:40 pmStuttgart Echterdingen
32h 44m
2 stops
ONT9:24 pmOntario
$1,683

momondo 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, momondo users made 832,500 searches. Data last updated February 24, 2026.
Use the filters below to find and compare flights from Ontario to Stuttgart that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioStuttgart

ONT - STR

ONTSTR

Ontario

Wed 4/8

11:05 am-12:25 pm

2 stops16h 20m

Stuttgart Echterdingen

Wed 4/15

11:00 am-10:45 pm

2 stops20h 45m

$797

OntarioStuttgart

ONT - STR

ONTSTR

Ontario

Thu 4/9

5:10 am-12:25 pm

2 stops22h 15m

Stuttgart Echterdingen

Thu 4/16

6:10 am-10:26 pm

2 stops25h 16m

$847

OntarioStuttgart

ONT - STR

ONTSTR

Ontario

Sun 5/3

10:37 am-1:45 pm

2 stops18h 08m

Stuttgart Echterdingen

Sat 5/16

2:50 pm-10:59 pm

2 stops17h 09m

$950

OntarioStuttgart

ONT - STR

ONTSTR

Ontario

Fri 3/13

6:15 am-1:45 pm

2 stops23h 30m

Stuttgart Echterdingen

Fri 3/20

2:15 pm-5:38 pm

2 stops35h 23m

$1,278

OntarioStuttgart

ONT - STR

ONTSTR

Ontario

Fri 3/13

6:15 am-1:45 pm

2 stops23h 30m

Stuttgart Echterdingen

Sun 3/22

11:10 am-10:57 pm

2 stops19h 47m

$1,649

OntarioStuttgart

ONT - STR

ONTSTR

Ontario

Fri 3/13

10:56 am-6:50 pm

2 stops23h 54m

Stuttgart Echterdingen

Sun 3/22

8:40 pm-9:24 pm

2 stops32h 44m

$1,683

OntarioStuttgart

ONT - STR

ONTSTR

Ontario

Mon 6/29

2:09 pm-9:10 pm

2 stops22h 01m

Stuttgart Echterdingen

Thu 7/9

7:00 am-11:11 pm

2 stops25h 11m

$1,860

OntarioStuttgart

ONT - STR

ONTSTR

Ontario

Thu 6/11

2:09 pm-9:10 pm

2 stops22h 01m

Stuttgart Echterdingen

Fri 7/31

7:00 am-11:11 pm

2 stops25h 11m

$1,965

OntarioStuttgart

ONT - STR

ONTSTR

Ontario

Fri 3/13

10:56 am-6:50 pm

2 stops23h 54m

Stuttgart Echterdingen

Sun 3/22

8:40 pm-9:24 pm

2 stops32h 44m

$1,982

OntarioStuttgart

ONT - STR

ONTSTR

Ontario

Fri 5/29

10:00 pm-2:15 pm

2 stops31h 15m

Stuttgart Echterdingen

Sun 6/7

3:10 pm-8:45 pm

2 stops38h 35m

$2,305

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 Stuttgart from

How to get the cheapest flight ticket from Ontario to Stuttgart

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 Stuttgart Echterdingen?

United Airlines and Delta are the most popular carriers operating from Ontario to Stuttgart Echterdingen

What airlines fly to Stuttgart?

Condor, Lufthansa and United Airlines are the top three most popular airlines that fly to Stuttgart from Ontario according to our data. Condor is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Stuttgart. Keep in mind that there are 11 different airlines that fly to Stuttgart on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to Stuttgart

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Stuttgart according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Stuttgart (ONT to STR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Stuttgart

Fastest flight time

16h 20m

Direct flights

None
The fastest flight from Ontario to Stuttgart takes 16h 20m
There are no direct flights from Ontario to Stuttgart. There are no popular flight routes from Ontario to Stuttgart.
Search flight deals

  • How far is Ontario to Stuttgart Echterdingen by plane?

    Stuttgart Echterdingen is 5841.5 mi away from Ontario. 16h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Ontario Airport to Stuttgart Echterdingen Airport?

    Prices for flights from Ontario Airport to Stuttgart Echterdingen Airport are updated daily.

  • How old do you have to be to fly from Ontario Airport to Stuttgart Echterdingen Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Stuttgart Echterdingen Airport.

  • What documentation or ID do you need to fly to Stuttgart Echterdingen Airport?

    The necessary travel and health documents for your Stuttgart Echterdingen Airport 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.

Traveling to a place near Stuttgart?

Book flights to Stuttgart if you plan to visit one of these locations
Feldberg
Filderstadt
Metzingen
Titisee-Neustadt
Tübingen
Reutlingen
Villingen-Schwenningen
Donaueschingen
Tuttlingen

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Stuttgart?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Stuttgart. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Stuttgart with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Stuttgart flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Stuttgart?

Once all potential Ontario to Stuttgart flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Stuttgart right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Stuttgart now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Stuttgart and let you know when they change.

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