HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Oakland (OAK) to Ontario from $82

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 9/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
OAK — YYZ
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

How far in advance should I book a flight from Oakland, California to Region of Ontario?

To save up to 61% on this flight, we recommend booking at least 56 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Oakland, California to Region of Ontario from $518 1-2 weeks out and tickets from $793 for flights departing within the next 72 hours.

What is the cheapest month to fly from Oakland, California to Region of Ontario?

Flights from Oakland, California to Region of Ontario lean towards being more expensive in December. Prices are generally better when you fly from Oakland, California to Region of Ontario in February, with the cheapest ticket starting at $173.

When is the cheapest time to fly from Oakland, California to Region of Ontario (OAK - ON)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oakland, California to Region of Ontario as you normally would.

Cheap Alaska Airlines flights from Oakland to Ontario

Explore cheap flight options specifically provided by Alaska Airlines for the route between Oakland and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Take a look at some of the lowest-priced Alaska Airlines flights heading from Oakland to Ontario. Make sure to check back often as deals are often changing.
Thu 10/32:29 pmOAK - YYZ
1 stop21h 01mAlaska Airlines
Mon 10/143:40 pmYYZ - OAK
1 stop20h 40mAlaska Airlines
Deal found 5/15$596
Fri 5/319:40 amOAK - YYZ
2 stops25h 50mAlaska Airlines
Mon 6/103:40 pmYYZ - OAK
1 stop23h 35mAlaska Airlines
Deal found 5/15$614
Fri 10/46:00 amOAK - YYZ
1 stop29h 30mAlaska Airlines
Mon 10/143:40 pmYYZ - OAK
1 stop11h 08mAlaska Airlines
Deal found 5/15$631
Fri 5/319:40 amOAK - YYZ
2 stops25h 50mAlaska Airlines
Mon 6/103:40 pmYYZ - OAK
2 stops28h 06mAlaska Airlines
Deal found 5/15$641
Thu 10/32:29 pmOAK - YYZ
1 stop21h 01mAlaska Airlines
Mon 10/143:40 pmYYZ - OAK
2 stops19h 47mAlaska Airlines
Deal found 5/15$671
Wed 6/125:26 pmOAK - YYZ
2 stops14h 49mAlaska Airlines
Fri 6/143:40 pmYYZ - OAK
2 stops19h 32mAlaska Airlines
Deal found 5/16$680
Tue 6/45:26 pmOAK - YYZ
2 stops14h 49mAlaska Airlines
Wed 6/53:40 pmYYZ - OAK
1 stop11h 19mAlaska Airlines
Deal found 5/14$696
Tue 6/45:26 pmOAK - YYZ
2 stops14h 49mAlaska Airlines
Wed 6/53:40 pmYYZ - OAK
2 stops29h 56mAlaska Airlines
Deal found 5/14$700
Fri 5/242:40 pmOAK - YYZ
1 stop20h 50mAlaska Airlines
Tue 5/283:40 pmYYZ - OAK
2 stops22h 20mAlaska Airlines
Deal found 5/15$752

Cheap Delta flights from Oakland to Ontario

Explore cheap flight options specifically provided by Delta for the route between Oakland and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Take a gander at the lowest prices we've found on Delta flights from Oakland to Ontario. Make sure to examine the flight information before completing your reservation.
Mon 6/245:50 amOAK - YYZ
1 stop7h 52mDelta
Sat 7/135:52 pmYYZ - OAK
1 stop8h 59mDelta
Deal found 5/16$648
Wed 6/265:50 amOAK - YYZ
1 stop7h 52mDelta
Fri 7/126:30 amYYZ - OAK
2 stops18h 01mDelta
Deal found 5/16$658
Sat 6/295:00 pmOAK - YYZ
2 stops15h 29mDelta
Wed 7/1012:30 pmYYZ - OAK
2 stops14h 21mDelta
Deal found 5/16$663
Tue 6/255:00 pmOAK - YYZ
2 stops22h 33mDelta
Thu 7/1111:35 amYYZ - OAK
1 stop12h 56mDelta
Deal found 5/14$667
Tue 6/255:00 pmOAK - YYZ
2 stops15h 38mDelta
Mon 7/87:45 amYYZ - OAK
2 stops19h 06mDelta
Deal found 5/14$672
Tue 6/255:00 pmOAK - YYZ
1 stop20h 42mDelta
Tue 7/95:52 pmYYZ - OAK
1 stop8h 59mDelta
Deal found 5/14$684
Tue 6/255:00 pmOAK - YYZ
1 stop20h 42mDelta
Mon 7/87:45 amYYZ - OAK
2 stops19h 06mDelta
Deal found 5/14$694
Mon 7/15:00 pmOAK - YYZ
1 stop20h 41mDelta
Tue 7/95:52 pmYYZ - OAK
1 stop8h 59mDelta
Deal found 5/14$712
Fri 6/285:50 amOAK - YYZ
1 stop7h 52mDelta
Wed 7/105:52 pmYYZ - OAK
1 stop8h 59mDelta
Deal found 5/16$736

Cheap Oakland to Ontario flights in May & June 2024

Find cheap flight options from Oakland to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 16, 2024.
These are some of the best deals we've found on flights to Ontario in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Wed 6/1210:57 pmOAK - YYZ
1 stop28h 38mMultiple Airlines
Sun 6/168:20 pmYYZ - OAK
1 stop29h 43mMultiple Airlines
Deal found 5/15$265
Wed 6/126:02 pmOAK - YYZ
2 stops9h 40mMultiple Airlines
Sun 6/168:20 pmYYZ - OAK
1 stop29h 43mMultiple Airlines
Deal found 5/15$283
Sat 6/87:07 amOAK - YYZ
2 stops19h 43mMultiple Airlines
Tue 6/118:00 pmYYZ - OAK
1 stop18h 12mMultiple Airlines
Deal found 5/15$301
Fri 6/75:15 amOAK - YYZ
1 stop22h 27mMultiple Airlines
Tue 6/118:00 pmYYZ - OAK
1 stop18h 12mMultiple Airlines
Deal found 5/15$304
Thu 6/137:54 pmOAK - YYZ
1 stop7h 41mMultiple Airlines
Sat 6/1512:00 pmYYZ - OAK
2 stops15h 07mMultiple Airlines
Deal found 5/15$305
Fri 6/76:20 pmOAK - YYZ
2 stops22h 15mMultiple Airlines
Tue 6/118:00 pmYYZ - OAK
1 stop18h 12mMultiple Airlines
Deal found 5/15$312
Sat 6/87:07 amOAK - YYZ
2 stops19h 43mMultiple Airlines
Tue 6/118:00 pmYYZ - OAK
2 stops19h 25mMultiple Airlines
Deal found 5/15$315
Thu 6/277:54 pmOAK - YYZ
1 stop7h 49mMultiple Airlines
Tue 7/93:45 pmYYZ - OAK
2 stops22h 24mMultiple Airlines
Deal found 5/14$318
Fri 6/218:17 pmOAK - YYZ
2 stops31h 18mMultiple Airlines
Mon 6/241:25 pmYYZ - OAK
1 stop24h 47mMultiple Airlines
Deal found 5/15$322

Oakland to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Oakland and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
These are some of the best deals we've found on flights to Ontario in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Wed 6/1210:57 pmOAK - YYZ
1 stop28h 38mMultiple Airlines
Sun 6/168:20 pmYYZ - OAK
1 stop29h 43mMultiple Airlines
Deal found 5/15$265
Wed 6/126:02 pmOAK - YYZ
2 stops9h 40mMultiple Airlines
Sun 6/168:20 pmYYZ - OAK
1 stop29h 43mMultiple Airlines
Deal found 5/15$283
Sat 6/87:07 amOAK - YYZ
2 stops19h 43mMultiple Airlines
Tue 6/118:00 pmYYZ - OAK
1 stop18h 12mMultiple Airlines
Deal found 5/15$301
Fri 6/75:15 amOAK - YYZ
1 stop22h 27mMultiple Airlines
Tue 6/118:00 pmYYZ - OAK
1 stop18h 12mMultiple Airlines
Deal found 5/15$304
Thu 6/137:54 pmOAK - YYZ
1 stop7h 41mMultiple Airlines
Sat 6/1512:00 pmYYZ - OAK
2 stops15h 07mMultiple Airlines
Deal found 5/15$305
Thu 9/58:04 pmOAK - YTZ
2 stops19h 07mMultiple Airlines
Mon 9/94:45 pmYTZ - OAK
2 stops20h 39mMultiple Airlines
Deal found 5/15$312
Fri 6/76:20 pmOAK - YYZ
2 stops22h 15mMultiple Airlines
Tue 6/118:00 pmYYZ - OAK
1 stop18h 12mMultiple Airlines
Deal found 5/15$312
Sat 6/87:07 amOAK - YYZ
2 stops19h 43mMultiple Airlines
Tue 6/118:00 pmYYZ - OAK
2 stops19h 25mMultiple Airlines
Deal found 5/15$315
Thu 6/277:54 pmOAK - YYZ
1 stop7h 49mMultiple Airlines
Tue 7/93:45 pmYYZ - OAK
2 stops22h 24mMultiple Airlines
Deal found 5/14$318

Oakland to Ontario flights leaving soon

Find last-minute flight options from Oakland to Ontario for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Have a look at some of the flights available from Oakland to Ontario departing last-minute. It's wise to confirm all flight details are correct before booking.
Wed 5/229:59 pmOAK - YYZ
2 stops16h 18mMultiple Airlines
Tue 5/288:00 pmYYZ - OAK
2 stops22h 23mMultiple Airlines
Deal found 5/16$552
Wed 5/229:59 pmOAK - YYZ
2 stops16h 18mMultiple Airlines
Tue 5/288:00 pmYYZ - OAK
1 stop18h 12mMultiple Airlines
Deal found 5/16$562
Wed 5/2210:00 amOAK - YYZ
3 stops41h 40mMultiple Airlines
Tue 5/288:00 pmYYZ - OAK
2 stops22h 23mMultiple Airlines
Deal found 5/16$574
Wed 5/2210:00 amOAK - YYZ
3 stops41h 40mMultiple Airlines
Tue 5/282:00 pmYYZ - OAK
3 stops21h 52mMultiple Airlines
Deal found 5/16$646
Fri 5/249:59 pmOAK - YUL
2 stops17h 46mMultiple Airlines
Mon 5/2710:45 amYUL - OAK
2 stops13h 24mMultiple Airlines
Deal found 5/15$736
Fri 5/242:40 pmOAK - YYZ
1 stop20h 50mAlaska Airlines
Tue 5/283:40 pmYYZ - OAK
2 stops22h 20mAlaska Airlines
Deal found 5/15$752
Fri 5/249:40 amOAK - YYZ
2 stops25h 50mAlaska Airlines
Tue 5/283:40 pmYYZ - OAK
2 stops28h 06mAlaska Airlines
Deal found 5/15$774
Fri 5/2411:54 amOAK - YUL
3 stops27h 51mMultiple Airlines
Mon 5/2710:45 amYUL - OAK
2 stops13h 24mMultiple Airlines
Deal found 5/15$824
Fri 5/2412:55 pmOAK - YYZ
1 stop22h 35mAlaska Airlines
Tue 5/283:40 pmYYZ - OAK
2 stops22h 20mAlaska Airlines
Deal found 5/16$847

One-way flights to Ontario from Oakland

Search for one-way flight options from Oakland to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Take a look at some of the best available options we've come across on one-way flights from Oakland to Ontario. Users can also find round-trip Oakland to Ontario flights by using the search form above.
Tue 9/1712:00 pmOAK - YYZ
1 stop15h 35mMultiple Airlines
Deal found 5/15$82
Tue 9/1711:22 amOAK - YYZ
2 stops16h 13mMultiple Airlines
Deal found 5/15$90
Tue 9/175:15 amOAK - YYZ
3 stops29h 45mMultiple Airlines
Deal found 5/15$108
Wed 9/115:15 amOAK - YYZ
1 stop14h 30mMultiple Airlines
Deal found 5/15$116
Mon 9/1612:04 pmOAK - YYZ
3 stops39h 31mMultiple Airlines
Deal found 5/15$122
Wed 9/115:50 amOAK - YYZ
2 stops21h 53mMultiple Airlines
Deal found 5/15$124
Wed 7/315:15 amOAK - YYZ
1 stop14h 30mMultiple Airlines
Deal found 5/15$125
Wed 9/115:15 amOAK - YYZ
3 stops29h 45mMultiple Airlines
Deal found 5/15$129
Fri 9/135:50 amOAK - YYZ
1 stop13h 34mMultiple Airlines
Deal found 5/15$138

Find flights from Oakland to Ontario within your budget

Customize your flight search to find flights from Oakland 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 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$265 - $648

Route

Depart

Return

Price

OaklandToronto Pearson Intl

OAK - YYZ

OAKYYZ

Oakland

Wed 6/12

1 stop28h 38m

Toronto Pearson Intl

Sun 6/16

1 stop29h 43m

$265

OaklandToronto Pearson Intl

OAK - YYZ

OAKYYZ

Oakland

Wed 6/12

2 stops9h 40m

Toronto Pearson Intl

Sun 6/16

1 stop29h 43m

$283

OaklandToronto Pearson Intl

OAK - YYZ

OAKYYZ

Oakland

Sat 6/8

2 stops19h 43m

Toronto Pearson Intl

Tue 6/11

1 stop18h 12m

$301

OaklandToronto Pearson Intl

OAK - YYZ

OAKYYZ

Oakland

Fri 6/7

1 stop22h 27m

Toronto Pearson Intl

Tue 6/11

1 stop18h 12m

$304

OaklandToronto Pearson Intl

OAK - YYZ

OAKYYZ

Oakland

Thu 6/13

1 stop7h 41m

Toronto Pearson Intl

Sat 6/15

2 stops15h 07m

$305

OaklandMontreal Pierre Elliott Trudeau Intl

OAK - YUL

OAKYUL

Oakland

Sun 7/14

1 stop7h 46m

Montreal Pierre Elliott Trudeau Intl

Thu 7/18

1 stop9h 27m

$414

OaklandToronto Pearson Intl

OAK - YYZ

OAKYYZ

Oakland

Thu 8/22

1 stop7h 41m

Toronto Pearson Intl

Sun 8/25

1 stop8h 47m

$424

OaklandToronto Pearson Intl

OAK - YYZ

OAKYYZ

Oakland

Thu 10/3

1 stop21h 01m

Toronto Pearson Intl

Mon 10/14

1 stop20h 40m

$596

OaklandToronto Pearson Intl

OAK - YYZ

OAKYYZ

Oakland

Mon 6/24

1 stop7h 52m

Toronto Pearson Intl

Sat 7/13

1 stop8h 59m

$648

Flights are sorted by cheapest first

Deals found on 5/15

No data available for this route at this time. Please check back soon.

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 16, 2024.
Get a feel of what it's like to fly with Alaska Airlines, Delta and Sun Country Air from Oakland to Ontario by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,157 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.0
Very good
10,673 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Aeromexico
7.6
Good
2,528 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,514 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Sun Country Air
7.2
Good
630 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from Oakland 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 from for flights from Oakland to Ontario?

    For a flight from Oakland to Ontario, you will be flying from Oakland. Oakland (OAK) is just 7.0 mi from the center of the city.

  • Can I find flights from Oakland, California to Region of Ontario for under $300 on Cheapflights?

    Yes, there are multiple flights from Oakland, California to Region of Ontario for under $300. The cheapest flight booked recently is on Multiple Airlines for just $265, but on average you can expect to pay $320.

  • Are there last-minute flights available from Oakland, California to Region of Ontario for under $600?

    There are currently 15+ open flights from Oakland, California to Region of Ontario within the next 7 days for less than $600.

  • What are the most popular routes from Oakland, California to Region of Ontario?

    The most popular route from Oakland, California to Region of Ontario is Oakland - Toronto Pearson Intl. You may also consider Oakland - Montreal Pierre Elliott Trudeau Intl or Oakland - Toronto Island.

  • What does OAK to YYZ mean?

    This is defined as Oakland Airport (OAK) and Toronto Pearson Intl Airport (YYZ). Codes like Toronto Pearson Intl Airport are often used to just call airports uniquely. Ottawa Airport (YOW), Toronto Island Airport (YTZ), Hamilton Airport (YHM), London Airport (YXU), Toronto Kitchener-Waterloo Airport (YKF) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Oakland to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Oakland to Ontario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Oakland to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Oakland to Ontario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oakland 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.

  • Can I find deals for flights from Oakland to Ontario that allow pets onboard?

    Many airlines flying from Oakland to Ontario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Oakland to Ontario?

    Yes, you can often find last-minute deals on Oakland to Ontario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Oakland, California to Region of Ontario flight deals updated?

    The Oakland, California to Region of Ontario flight deals you see on this page were last updated on 5/15.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Oakland to Ontario
See prices for flight routes from nearby airports that may be better suited for you.

San Francisco to Vancouver Intl flights
Los Angeles to Pearson Intl flights
Los Angeles to Vancouver Intl flights
San Francisco to Pearson Intl flights
Los Angeles to Calgary flights
Los Angeles to Abbotsford flights
San Francisco to Calgary flights
San Diego to Vancouver Intl flights
Santa Ana to Vancouver Intl flights
San Francisco to Abbotsford flights
Ontario to Vancouver Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Los Angeles to Toronto Island flights
Las Vegas to Vancouver Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
Ontario to Pearson Intl flights
San Francisco to Toronto Island flights
Los Angeles to Kitchener-Waterloo flights
San Francisco to Kitchener-Waterloo flights
Las Vegas to Pearson Intl flights
Oakland to Pearson Intl flights
Ontario to Calgary flights
Sacramento to Vancouver Intl flights
San Jose to Vancouver Intl flights
Los Angeles to Edmonton flights
San Diego to Calgary flights
San Francisco to Hamilton flights
San Diego to Pearson Intl flights
San Jose to Pearson Intl flights
Los Angeles to Hamilton flights
San Francisco to Edmonton flights
San Diego to Abbotsford flights
Oakland to Vancouver Intl flights
Santa Ana to Calgary flights
Ontario to Pierre Elliott Trudeau Intl flights
Las Vegas to Calgary flights
San Diego to Pierre Elliott Trudeau Intl flights
Los Angeles to Winnipeg flights
San Jose to Calgary flights
Las Vegas to Pierre Elliott Trudeau Intl flights
Las Vegas to Abbotsford flights
Santa Ana to Pearson Intl flights
Sacramento to Pearson Intl flights
San Francisco to Victoria flights
Palm Springs to Vancouver Intl flights
San Jose to Pierre Elliott Trudeau Intl flights
San Francisco to Québec City flights
Santa Ana to Edmonton flights
Burbank to Pearson Intl flights
Los Angeles to Victoria flights

Top 2 airlines flying from Oakland to Ontario

Discover the top 2 airlines that operate flights from Oakland to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$287Average$502FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapest$615Average$724FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Los Angeles to Philadelphia flights
Los Angeles to New Orleans flights
Phoenix to Salt Lake City flights
Los Angeles to New York flights
Miami to London flights
Phoenix to Chicago flights
Chicago to Dallas flights
New Orleans to Las Vegas flights
Denver to Minneapolis flights
Los Angeles to Mexico City flights
Seattle to Honolulu flights
Oakland, California to Quebec flights

Search flights from Oakland to Ontario by cabin class

Find flights from Oakland to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Montes Claros
Flights to Girona Costa Brava
Flights to Naxos
Flights to Bourgas
Flights to Hyannis Barnstable
Flights to Samos
Flights to Reggio Calabria Tito Menniti
Flights to Devils Lake
Flights to Ningbo Lishe Intl
Flights to Pellston Emmet County
Flights to Provincetown
Flights to Cortez Montezuma County
Flights to Ohrid
Flights to Oran Es Senia
Flights to Menorca/Mahon
Flights to Hakodate
Flights to Ordu/Giresun
Flights to Laayoune Hassan I
Flights to Cornwall Newquay
Flights to Melilla
Flights to Rennes St Jacques
Flights to Parikia Paros
Flights to Constanţa Mihail Kogalniceanu
Flights to Miyakojima Hirara

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Oakland to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Oakland to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Oakland to Ontario?

Millions of users choose and trust Cheapflights to book the best flight deals from Oakland to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Oakland to Ontario with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Oakland to Ontario, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Oakland to Ontario become cheaper?

Of course! You can now track prices for flights from Oakland to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines