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Cheap flights from Ontario to Santa Rosa from $86

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 Santa Rosa departing on 11/27. 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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Find the cheapest flights from Ontario to San Francisco

Cheap round-trip flights

These are some of the best round-trip flight deals from Ontario to San Francisco that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ontario to San Francisco.

Cheap last minute flights

Planning a quick getaway from Ontario to San Francisco? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Francisco, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Ontario to San Francisco

Find recent round-trip train or bus tickets from Ontario to San Francisco.

All round-trip flight deals to San Francisco

The cheapest plane tickets to San Francisco found on KAYAK recently.
9:53 am - 3:52 pmONT-STS
5h 59m1 stop
4:24 pm - 10:03 pmSTS-ONT
5h 39m1 stop
$307American Airlines
Find Deal
Sat, Dec 14 - Sun, Dec 15
6:10 am - 12:25 pmONT-STS
6h 15m1 stop
4:24 pm - 10:03 pmSTS-ONT
5h 39m1 stop
$318American Airlines
Find Deal
Thu, Dec 12 - Mon, Dec 16
6:00 am - 2:10 pmONT-STS
8h 10m1 stop
7:59 pm - 10:15 pmSTS-ONT
26h 16m1 stop
$322Alaska Airlines
Find Deal
Wed, Dec 11 - Wed, Dec 11
10:02 am - 3:56 pmONT-STS
5h 54m1 stop
12:53 pm - 6:25 pmSTS-ONT
5h 32m1 stop
$326American Airlines
Find Deal
Thu, Dec 26 - Mon, Dec 30
6:00 am - 2:10 pmONT-STS
8h 10m1 stop
3:02 pm - 11:59 pmSTS-ONT
8h 57m1 stop
$332Alaska Airlines
Find Deal
Wed, Dec 11 - Fri, Dec 13
1:53 pm - 9:04 amONT-STS
19h 11m2 stops
7:00 am - 11:59 pmSTS-ONT
16h 59m1 stop
$337Alaska Airlines
Find Deal
Tue, Dec 10 - Fri, Dec 13
6:00 am - 2:10 pmONT-STS
8h 10m1 stop
9:44 am - 10:36 amSTS-ONT
24h 52m1 stop
$352Alaska Airlines
Find Deal
Thu, Dec 12 - Sat, Dec 14
6:00 am - 2:10 pmONT-STS
8h 10m1 stop
3:02 pm - 11:59 pmSTS-ONT
8h 57m1 stop
$362Alaska Airlines
Find Deal
Thu, Dec 12 - Fri, Dec 13
1:53 pm - 2:10 pmONT-STS
24h 17m1 stop
7:00 am - 8:00 pmSTS-ONT
13h 00m1 stop
$387Alaska Airlines
Find Deal
Tue, Dec 10 - Fri, Dec 13
6:10 am - 12:25 pmONT-STS
6h 15m1 stop
4:24 pm - 10:03 pmSTS-ONT
5h 39m1 stop
$396American Airlines
Find Deal
Sat, Dec 14 - Sun, Dec 15
8:21 pm - 9:54 pmONT-STS
1h 33mnonstop
$86Avelo Airlines
Find Deal
Wed, Nov 27
6:00 am - 2:10 pmONT-STS
8h 10m1 stop
$151Alaska Airlines
Find Deal
Wed, Dec 11
7:00 am - 5:27 pmONT-STS
10h 27m1 stop
$207Alaska Airlines
Find Deal
Thu, Feb 20
6:10 pm - 2:10 pmONT-STS
20h 00m1 stop
$212Alaska Airlines
Find Deal
Tue, Dec 10
10:40 am - 9:32 amONT-STS
22h 52m1 stop
$227Alaska Airlines
Find Deal
Tue, Dec 24
6:10 am - 12:51 pmONT-STS
6h 41m1 stop
$228American Airlines
Find Deal
Wed, Nov 27
10:10 am - 3:52 pmONT-STS
5h 42m1 stop
$268American Airlines
Find Deal
Tue, Nov 26
6:00 am - 1:48 pmONT-STS
7h 48m1 stop
$286Alaska Airlines
Find Deal
Mon, Apr 7
10:02 am - 3:56 pmONT-STS
5h 54m1 stop
$303American Airlines
Find Deal
Sat, Dec 28
6:10 am - 12:51 pmONT-STS
6h 41m1 stop
$388American Airlines
Find Deal
Mon, Nov 25
9:11 am - 10:44 amONT-STS
1h 33mnonstop
6:10 pm - 7:36 pmSTS-ONT
1h 26mnonstop
$169Avelo Airlines
Find Deal
Sun, Nov 24 - Wed, Nov 27
9:11 am - 10:44 amONT-STS
1h 33mnonstop
7:00 am - 8:26 amSTS-ONT
1h 26mnonstop
$231Avelo Airlines
Find Deal
Sun, Nov 24 - Sun, Dec 1
6:10 am - 12:51 pmONT-STS
6h 41m1 stop
12:41 pm - 6:29 pmSTS-ONT
5h 48m1 stop
$496American Airlines
Find Deal
Sun, Nov 24 - Wed, Nov 27
6:10 am - 12:51 pmONT-STS
6h 41m1 stop
4:23 pm - 10:02 pmSTS-ONT
5h 39m1 stop
$536American Airlines
Find Deal
Fri, Nov 22 - Sun, Nov 24
4:57 pm - 6:04 pmONT-STS
25h 07m2 stops
8:03 pm - 5:29 pmSTS-ONT
21h 26m2 stops
$1,232Alaska Airlines
Find Deal
Sun, Nov 24 - Wed, Nov 27
4:21 pm - 10:05 amONT-STS
17h 44m2 stops
6:59 pm - 1:27 pmSTS-ONT
18h 28m1 stop
$1,282Alaska Airlines
Find Deal
Fri, Nov 22 - Sun, Nov 24
4:21 pm - 10:05 amONT-STS
17h 44m2 stops
10:06 am - 1:27 pmSTS-ONT
27h 21m2 stops
$1,287Alaska Airlines
Find Deal
Fri, Nov 22 - Sun, Nov 24
4:57 pm - 10:05 amONT-STS
17h 08m2 stops
6:59 pm - 3:41 pmSTS-ONT
20h 42m2 stops
$1,452Alaska Airlines
Find Deal
Sun, Nov 24 - Mon, Nov 25
6:00 am - 7:23 pmONT-STS
13h 23m2 stops
6:59 pm - 11:59 pmSTS-ONT
5h 00m1 stop
$1,517Alaska Airlines
Find Deal
Sun, Nov 24 - Mon, Nov 25
9:11 am - 10:44 amONT-STS
1h 33mnonstop
7:00 am - 8:26 amSTS-ONT
1h 26mnonstop
$58Avelo Airlines
Find Deal
Thu, Jan 2 - Sun, Jan 5
9:11 am - 10:44 amONT-STS
1h 33mnonstop
7:00 am - 8:26 amSTS-ONT
1h 26mnonstop
$70Avelo Airlines
Find Deal
Thu, Dec 5 - Sun, Dec 8

Alaska Airlines flights from Ontario to Santa Rosa

Our best Alaska Airlines deals on Ontario to Santa Rosa flight tickets
Alaska Airlines
Dec 11
ONT6:00 amOntario
8h 10m
1 stop
STS2:10 pmSanta Rosa Sonoma County
Dec 11
STS7:59 pmSanta Rosa Sonoma County
26h 16m
1 stop
ONT10:15 pmOntario
Alaska Airlines
Dec 11
ONT6:00 amOntario
8h 10m
1 stop
STS2:10 pmSanta Rosa Sonoma County
Dec 13
STS3:02 pmSanta Rosa Sonoma County
8h 57m
1 stop
ONT11:59 pmOntario
Alaska Airlines
Dec 10
ONT1:53 pmOntario
19h 11m
2 stops
STS9:04 amSanta Rosa Sonoma County
Dec 13
STS7:00 amSanta Rosa Sonoma County
16h 59m
1 stop
ONT11:59 pmOntario

American Airlines flights from Ontario to Santa Rosa

Our best American Airlines deals on Ontario to Santa Rosa flight tickets
American Airlines
Dec 14
ONT9:53 amOntario
5h 59m
1 stop
STS3:52 pmSanta Rosa Sonoma County
Dec 15
STS4:24 pmSanta Rosa Sonoma County
5h 39m
1 stop
ONT10:03 pmOntario
American Airlines
Dec 12
ONT6:10 amOntario
6h 15m
1 stop
STS12:25 pmSanta Rosa Sonoma County
Dec 16
STS4:24 pmSanta Rosa Sonoma County
5h 39m
1 stop
ONT10:03 pmOntario
American Airlines
Dec 26
ONT10:02 amOntario
5h 54m
1 stop
STS3:56 pmSanta Rosa Sonoma County
Dec 30
STS12:53 pmSanta Rosa Sonoma County
5h 32m
1 stop
ONT6:25 pmOntario

See travel insights to San Francisco from

How to get the cheapest flight ticket from Ontario to Santa Rosa

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 month to fly from Ontario to Santa Rosa?

November. The cheapest time of year to fly to Santa Rosa from Ontario is November. Most expensive is June

What is the cheapest day to depart Ontario for Santa Rosa?

Sunday. The cheapest day of the week is typically Sunday. The most expensive is typically Friday

When is the cheapest time to fly from Ontario to Santa Rosa?

In the evening. Ontario to Santa Rosa flights are approximately 47% more expensive in the morning than in the evening

What is the cheapest Ontario to Santa Rosa flight route?

Ontario - Santa Rosa Sonoma County. Fly from Ontario to Santa Rosa Sonoma County for the best Ontario - Santa Rosa flight prices

Can stopping save me money on Ontario to Santa Rosa flights?

No. A direct flight is the cheapest option for a flight between Ontario to Santa Rosa.

When to book flights from Ontario to Santa Rosa

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

Cheap Ontario to Santa Rosa (ONT to STS) flight deals and tips

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

Best Price Found

$86

Fastest flight time

1h 33m

Direct flights

Thu and Fri

Airports in Santa Rosa

1 airport
The best one-way flight to Santa Rosa from Ontario in the past 72 hours is $86. The best round-trip flight deal from Ontario to Santa Rosa found on momondo in the last 72 hours is $307.
The fastest flight from Ontario to Santa Rosa takes 1h 33m
Direct flights go from Ontario to Santa Rosa on Thursday and Friday. The only airline offering direct flights is Avelo Airlines.
There is 1 airport near Santa Rosa: Santa Rosa Sonoma County (STS)

  • How far is Ontario to Santa Rosa Sonoma County by plane?

    There are 413.2 mi between Ontario and Santa Rosa Sonoma County. In terms of flight time, this usually takes a little over 5h 54m.

  • When did momondo last update prices for flights from Ontario Airport to Santa Rosa Sonoma County Airport?

    Prices for flights from Ontario Airport to Santa Rosa Sonoma County Airport are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Santa Rosa Sonoma County Airport?

  • How old do you have to be to fly from Ontario Airport to Santa Rosa Sonoma County 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 Santa Rosa Sonoma County Airport.

  • What documentation or ID do you need to fly to Santa Rosa Sonoma County Airport?

    The necessary travel and health documents for your Santa Rosa Sonoma County 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.

  • What is the most popular plane model from Ontario to Santa Rosa?

  • What is the most popular airline from Ontario to Santa Rosa?


Best airlines flying from Ontario to Santa Rosa

Compare and see reviews for airlines that fly from Ontario to Santa Rosa with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $246Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Santa Rosa. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Ontario to Santa Rosa on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Santa Rosa?

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 Santa Rosa.

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

Yes momondo offers price alerts on flights to Santa Rosa from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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