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$131+ Cheap flights from Ontario to Oakland (ONT - OAK)

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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — OAK
Jul 30 — Aug 61
From?
To?
Tue 7/30
Tue 8/6
1 adult, Economy
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Cheap flight deals from Ontario to Oakland

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Oakland (OAK). 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 July 25, 2024.

Popular in

November

Cheapest in

May

Round-trip from

$262
(Alaska Airlines)

One-way from

$131
(Alaska Airlines)
High demand for flights, 27% potential price rise
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Best time to find cheap flights, 43% potential price drop
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From Ontario to Oakland
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One-way flight from Ontario to Oakland
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What is the cheapest day to fly round-trip from Ontario to Oakland, California?

Leaving on a Sunday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 167% on the overall cost on flights from Ontario to Oakland, California.

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

To save on the cost of your flight from Ontario to Oakland, California, book at least 36 days before your planned departure. Booking around this time can save you about 70% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $133 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $186.

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

The best pricing can be found in the month of April. Prices to Oakland, California from Ontario average $139. You can even find prices in April for less than $139, as users have found deals to Oakland, California from as low as $38. The month of March appears to be one of the more expensive times to travel to Oakland, California from Ontario. Flying in the targeted month can save you up to 13%.

What is the cheapest time of day to fly from ONT to OAK?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 35% on flights from Ontario to Oakland, California by exploring options for tickets in the morning.

Cheap Ontario to Oakland flights in July & August 2024

Find cheap flight options from Ontario to Oakland specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Prices were last updated on July 25, 2024.
These are some of the best deals we've found on flights to Oakland in 2024 at this time. Check back in a little while for more flight options.
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/216:00 amONT - OAK
1 stop17h 52mAlaska Airlines
Wed 8/286:00 amOAK - ONT
1 stop16h 20mAlaska Airlines
Deal found 7/24$328
This KAYAK deal was found by Cheapflights users on 7/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/711:35 amONT - OAK
Nonstop1h 20mSouthwest
Wed 8/76:25 pmOAK - ONT
Nonstop1h 25mSouthwest
Deal found 7/24$330
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/246:00 amONT - OAK
1 stop17h 52mAlaska Airlines
Mon 8/268:58 pmOAK - ONT
1 stop12h 27mAlaska Airlines
Deal found 7/24$332
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/317:00 amONT - OAK
1 stop5h 47mAlaska Airlines
Tue 9/36:00 amOAK - ONT
1 stop27h 15mAlaska Airlines
Deal found 7/24$335
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/246:00 amONT - OAK
1 stop17h 52mAlaska Airlines
Sat 8/311:27 pmOAK - ONT
1 stop8h 48mAlaska Airlines
Deal found 7/25$337
This KAYAK deal was found by Cheapflights users on 7/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/47:00 amONT - OAK
Nonstop1h 15mSouthwest
Wed 8/711:50 amOAK - ONT
Nonstop1h 20mSouthwest
Deal found 7/23$338
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/216:00 amONT - OAK
1 stop17h 52mAlaska Airlines
Wed 8/286:00 amOAK - ONT
2 stops16h 15mAlaska Airlines
Deal found 7/24$343
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2411:30 amONT - OAK
2 stops12h 22mAlaska Airlines
Wed 8/286:00 amOAK - ONT
1 stop16h 20mAlaska Airlines
Deal found 7/25$345
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2411:30 amONT - OAK
2 stops12h 22mAlaska Airlines
Mon 8/268:58 pmOAK - ONT
1 stop12h 27mAlaska Airlines
Deal found 7/24$347

Ontario to Oakland 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Oakland in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
These are some of the best deals we've found on flights to Oakland in 2024 at this time. Check back in a little while for more flight options.
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/116:00 amONT - OAK
1 stop8h 06mAlaska Airlines
Tue 9/176:00 amOAK - ONT
1 stop16h 20mAlaska Airlines
Deal found 7/24$262
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/208:49 pmONT - OAK
1 stop12h 58mAlaska Airlines
Wed 9/253:01 pmOAK - ONT
1 stop7h 19mAlaska Airlines
Deal found 7/24$272
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/208:49 pmONT - OAK
1 stop12h 58mAlaska Airlines
Mon 9/236:00 amOAK - ONT
1 stop27h 15mAlaska Airlines
Deal found 7/25$282
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/106:00 amONT - OAK
1 stop8h 06mAlaska Airlines
Tue 9/106:26 pmOAK - ONT
1 stop21h 07mAlaska Airlines
Deal found 7/25$285
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/214:28 pmONT - OAK
1 stop7h 24mAlaska Airlines
Wed 9/256:00 amOAK - ONT
2 stops16h 15mAlaska Airlines
Deal found 7/24$287
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/194:28 pmONT - OAK
1 stop7h 24mAlaska Airlines
Mon 9/233:01 pmOAK - ONT
1 stop24h 32mAlaska Airlines
Deal found 7/24$292
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/176:00 amONT - OAK
1 stop8h 06mAlaska Airlines
Thu 9/192:50 pmOAK - ONT
1 stop9h 09mAlaska Airlines
Deal found 7/24$297
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/126:00 amONT - OAK
1 stop17h 52mAlaska Airlines
Sun 9/156:00 amOAK - ONT
1 stop27h 15mAlaska Airlines
Deal found 7/24$302
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/138:49 pmONT - OAK
1 stop17h 17mAlaska Airlines
Thu 9/196:00 amOAK - ONT
1 stop17h 59mAlaska Airlines
Deal found 7/25$307

Ontario to Oakland flights leaving soon

Find last-minute flight options from Ontario to Oakland 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 2,752,877 searches. Data last updated July 25, 2024.
Book one of these great deals on flights from Ontario to Oakland. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
This KAYAK deal was found by Cheapflights users on 7/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/47:00 amONT - OAK
Nonstop1h 15mSouthwest
Wed 8/72:50 pmOAK - ONT
1 stop3h 45mSouthwest
Deal found 7/23$337
This KAYAK deal was found by Cheapflights users on 7/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/47:00 amONT - OAK
Nonstop1h 15mSouthwest
Wed 8/711:50 amOAK - ONT
Nonstop1h 20mSouthwest
Deal found 7/23$338
This KAYAK deal was found by Cheapflights users on 7/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/45:55 pmONT - OAK
1 stop4h 10mSouthwest
Wed 8/72:50 pmOAK - ONT
1 stop3h 45mSouthwest
Deal found 7/23$385
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/46:40 amONT - OAK
1 stop25h 32mAlaska Airlines
Wed 8/213:01 pmOAK - ONT
1 stop7h 19mAlaska Airlines
Deal found 7/25$570
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/27:55 pmONT - OAK
1 stop12h 17mAlaska Airlines
Mon 8/128:19 pmOAK - ONT
1 stop23h 06mAlaska Airlines
Deal found 7/24$607
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/210:00 amONT - OAK
2 stops22h 12mAlaska Airlines
Mon 8/128:19 pmOAK - ONT
1 stop27h 40mAlaska Airlines
Deal found 7/24$612
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/26:00 amONT - OAK
2 stops26h 12mAlaska Airlines
Mon 8/128:19 pmOAK - ONT
2 stops26h 21mAlaska Airlines
Deal found 7/24$617
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/17:00 amONT - OAK
1 stop25h 12mAlaska Airlines
Wed 8/76:00 amOAK - ONT
1 stop17h 59mAlaska Airlines
Deal found 7/24$627
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/46:40 amONT - OAK
2 stops26h 40mAlaska Airlines
Fri 8/236:00 amOAK - ONT
2 stops16h 15mAlaska Airlines
Deal found 7/25$630

One-way flights to Oakland from Ontario

Search for one-way flight options from Ontario to Oakland. 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 2,752,877 searches. Data last updated July 25, 2024.
Users in need of a one-way flight from Ontario to Oakland can choose from these deals. Users can also find round-trip Ontario to Oakland flights by using the search form above.
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/214:28 pmONT - OAK
1 stop7h 24mAlaska Airlines
Deal found 7/24$131
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/296:00 amONT - OAK
1 stop17h 48mAlaska Airlines
Deal found 7/25$137
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/208:49 pmONT - OAK
1 stop17h 17mAlaska Airlines
Deal found 7/24$147
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/247:00 amONT - OAK
1 stop5h 47mAlaska Airlines
Deal found 7/24$151
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2311:00 amONT - OAK
2 stops9h 44mAlaska Airlines
Deal found 7/25$156
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/287:59 pmONT - OAK
1 stop22h 34mAlaska Airlines
Deal found 7/24$157
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/97:00 amONT - OAK
1 stop6h 50mAlaska Airlines
Deal found 7/24$161
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/217:00 amONT - OAK
2 stops16h 52mAlaska Airlines
Deal found 7/24$162
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/274:28 pmONT - OAK
1 stop7h 24mAlaska Airlines
Deal found 7/25$164

Find flights from Ontario to Oakland within your budget

Customize your flight search to find flights from Ontario to Oakland 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 2,752,877 searches. Data last updated July 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$262 - $496

Route

Depart

Return

Price

OntarioOakland

ONT - OAK

ONTOAK

Ontario

Wed 9/11

1 stop8h 06m

Oakland

Tue 9/17

1 stop16h 20m

$262

OntarioOakland

ONT - OAK

ONTOAK

Ontario

Fri 9/20

1 stop12h 58m

Oakland

Wed 9/25

1 stop7h 19m

$272

OntarioOakland

ONT - OAK

ONTOAK

Ontario

Fri 9/20

1 stop12h 58m

Oakland

Mon 9/23

1 stop27h 15m

$282

OntarioOakland

ONT - OAK

ONTOAK

Ontario

Sat 9/21

1 stop7h 24m

Oakland

Wed 9/25

2 stops16h 15m

$287

OntarioOakland

ONT - OAK

ONTOAK

Ontario

Thu 9/19

1 stop7h 24m

Oakland

Mon 9/23

1 stop24h 32m

$292

OntarioOakland

ONT - OAK

ONTOAK

Ontario

Wed 8/7

Nonstop1h 20m

Oakland

Wed 8/7

Nonstop1h 25m

$330

OntarioOakland

ONT - OAK

ONTOAK

Ontario

Sun 8/4

Nonstop1h 15m

Oakland

Wed 8/7

1 stop3h 45m

$337

OntarioOakland

ONT - OAK

ONTOAK

Ontario

Sun 8/4

Nonstop1h 15m

Oakland

Wed 8/7

Nonstop1h 20m

$338

OntarioOakland

ONT - OAK

ONTOAK

Ontario

Fri 8/23

1 stop16h 01m

Oakland

Sat 8/31

1 stop28h 18m

$496

Flights are sorted by cheapest first

Deals found on 7/24

What is the cheapest day to fly from Ontario to Oakland, California?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Oakland. Price data was last updated on July 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to Oakland, California flight should consider departing on Saturday mornings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Ontario to Oakland

Have a flexible travel schedule? Discover the best time to fly to Oakland 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.

Temperature and rainfall in Oakland by month

Plan your trip to Oakland by taking into account the average temperature and rainfall totals by month.

SFO

Temperature

51.8 - 62.6 °F

If weather is an important factor for your trip to Oakland, California, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Oakland

Get insights into the airlines that provide service to Oakland. 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 Oakland. Reviews last updated July 25, 2024.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Volaris from Ontario to Oakland. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
5,641 reviews

Overall

8.2

Entertainment

7.8

Food

7.3

Boarding

8.3

Comfort

8.1

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Southwest
8.2
Very good
5,641 reviews
Southwest
8.2
Very good
5,641 reviews

Overall

8.2

Entertainment

7.8

Food

7.3

Boarding

8.3

Comfort

8.1

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Alaska Airlines
8.1
Very good
9,365 reviews
Southwest
8.2
Very good
5,641 reviews

Overall

8.2

Entertainment

7.8

Food

7.3

Boarding

8.3

Comfort

8.1

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Volaris
6.7
Okay
1,405 reviews
Southwest
8.2
Very good
5,641 reviews

Overall

8.2

Entertainment

7.8

Food

7.3

Boarding

8.3

Comfort

8.1

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Related info for your journey

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

  • What airports do I use to fly from Ontario to Oakland?

    If you wish to fly to Oakland from Ontario, then you need to book flights from Ontario to Oakland. There are 4 flights from Ontario (ONT) to Oakland (OAK) per day to choose from. Flights to Oakland from Ontario are available from 6 different airlines, which means you should have some options if you want to compare airfare deals. 1h 15m is how long a nonstop flight from Ontario to Oakland typically takes.

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

    Yes, there are multiple flights from Ontario to Oakland, California for under $300. The cheapest flight booked recently is on Alaska Airlines for just $262, but on average you can expect to pay $313.

  • Are there nonstop flights from Ontario to Oakland, California for under $400 on Cheapflights?

    Cheapflights has at least 3 direct flights from Ontario to Oakland, California under $400. A good price for a nonstop flight from Ontario to Oakland, California is less than $392.

  • Are there last-minute flights available from Ontario to Oakland, California for under $400?

    There are currently 20+ open flights from Ontario to Oakland, California within the next 7 days for less than $400.

  • What are the cheapest airlines flying from Ontario to Oakland, California round-trip?

    Currently priced at $262, Alaska Airlines will fly you from Ontario to Oakland, California and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Southwest for as low as $330.

  • What does ONT to OAK mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Ontario Airport to Oakland Airport flight would often be abbreviated as a ONT to OAK flight.

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

    The amount of baggage you can bring on your Ontario to Oakland 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 Ontario to Oakland with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Oakland 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 Ontario to Oakland that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Oakland 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 Ontario to Oakland that allow pets onboard?

    Many airlines flying from Ontario to Oakland 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 Ontario to Oakland?

    Yes, you can often find last-minute deals on Ontario to Oakland 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 Ontario to Oakland, California flight deals updated?

    The Ontario to Oakland, California flight deals you see on this page were last updated on 7/25.

  • What are the most popular airlines that fly from Ontario to Oakland, California?

    Before booking your flight from Ontario to Oakland, California check out the most popular airlines for this route: Alaska Airlines, Delta or Frontier.

  • What is the cheapest month to book a flight from Ontario to Oakland, California?

    Currently, October is the cheapest month in which you can book a flight from Ontario to Oakland, California (average of $169). Flying from Ontario to Oakland, California in June is currently the most expensive (average of $241). 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.

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Top 6 airlines flying from Ontario to Oakland

Discover the top 6 airlines that operate flights from Ontario to Oakland. 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 2,752,877 searches. Data last updated July 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$28Average$63FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$45Average$371FlexibilityNo cancel feeOn-time75%
DeltaCheapest$49Average$196FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$53Average$89FlexibilityNo cancel feeOn-time65%
Breeze AirwaysCheapest$74Average$130FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$152Average$326FlexibilityNo cancel feeOn-time69%
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Search flights from Ontario to Oakland by cabin class

Find flights from Ontario to Oakland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
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Hourly flight availability from Ontario to Oakland

Find hourly flight availability from Ontario to Oakland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 25, 2024.
1%of flight departuresEarly morningMidnight to 6 am
44%of flight departuresMorning6 am to noon
34%of flight departuresAfternoonNoon to 6 pm
21%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Ontario to Oakland

Explore weekly flight availability from Ontario to Oakland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 25, 2024.
Sunday4daily flights
Monday5daily flights
Tuesday4daily flights
Wednesday4daily flights
Thursday5daily flights
Friday5daily flights
Saturday3daily flights

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