Cheap flights from Oakland to Ontario (OAK - ONT)

OAK — ONT
Nov 28 — Dec 51

The best prices from Oakland to Ontario are usually found in August or November, booked 47 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

How to find the cheapest flight from Oakland (OAK) to Ontario (ONT)

All the information you need to plan the best OAK to ONT flight in 2022: compare Oakland to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.

OAK - ONT

Price

$118 - $338

ONT

Temperature

53.6 - 78.8 °F

ONT

Rainfall

0.1 - 3.4 inches

Popular inFebruaryHigh demand for flights, 45% potential price rise
Cheapest inAugustBest time to find cheap flights, 37% potential price drop
Round-trip from$118From Oakland to Ontario
One-way from$41One-way flight from Oakland to Ontario

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

Tuesday is generally a great day to depart. Flying on this day could help you save up to 36%.

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

To save on the cost of your flight from Oakland, California to Ontario, book at least 61 days before your planned departure. Booking around this time can save you about 61% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $155 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $212.

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

February can be a great time to fly to Ontario from Oakland, California with a flight ticket averaging about $151. Cheapflights users have found deals in the month of February for as cheap as $72. The most expensive prices can be found in the month of June.

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

A simple way to save on the total cost of your ticket is to fly from Oakland, California to Ontario in the morning. If you’re flexible enough to do this you can expect to save up to 38% on your trip compared to booking a flight in the evening.

Cheap flights from Oakland to Ontario in November, December 2022

The best prices found for OAK to ONT flights for November, December
Nov 30 - Nov 30
OAK

Oakland

ONT

Ontario

1 stop

6h 18m
ONT

Ontario

OAK

Oakland

1 stop

10h 42m
$88

Multiple Airlines

Pick Dates

Deal found 11/21

Nov 30 - Dec 3
OAK

Oakland

ONT

Ontario

1 stop

6h 18m
ONT

Ontario

OAK

Oakland

1 stop

10h 06m
$90

Multiple Airlines

Pick Dates

Deal found 11/21

Dec 7 - Dec 14
OAK

Oakland

ONT

Ontario

1 stop

6h 32m
ONT

Ontario

OAK

Oakland

1 stop

8h 06m
$91

Multiple Airlines

Pick Dates

Deal found 11/23

Oakland to Ontario 2022 flight deals

Cheap flights to Ontario from Oakland found for this year
Nov 30 - Nov 30
OAK

Oakland

ONT

Ontario

1 stop

6h 18m
ONT

Ontario

OAK

Oakland

1 stop

10h 42m
$88

Multiple Airlines

Pick Dates

Deal found 11/21

Nov 30 - Dec 3
OAK

Oakland

ONT

Ontario

1 stop

6h 18m
ONT

Ontario

OAK

Oakland

1 stop

10h 06m
$90

Multiple Airlines

Pick Dates

Deal found 11/21

Dec 7 - Dec 14
OAK

Oakland

ONT

Ontario

1 stop

6h 32m
ONT

Ontario

OAK

Oakland

1 stop

8h 06m
$91

Multiple Airlines

Pick Dates

Deal found 11/23

Cheap Frontier flights from Oakland to Ontario

Dec 6 - Dec 9
OAK

Oakland

ONT

Ontario

1 stop

12h 37m
ONT

Ontario

OAK

Oakland

1 stop

8h 06m
$100

Frontier

Pick Dates

Deal found 11/23

Nov 30 - Dec 3
OAK

Oakland

ONT

Ontario

2 stops

14h 10m
ONT

Ontario

OAK

Oakland

1 stop

4h 37m
$113

Frontier

Pick Dates

Deal found 11/21

Feb 9 - Feb 13
OAK

Oakland

ONT

Ontario

1 stop

23h 24m
ONT

Ontario

OAK

Oakland

1 stop

13h 35m
$164

Frontier

Pick Dates

Deal found 11/22

Cheap Alaska Airlines flights from Oakland to Ontario

Nov 29 - Dec 6
OAK

Oakland

ONT

Ontario

2 stops

24h 25m
ONT

Ontario

OAK

Oakland

2 stops

24h 01m
$656

Alaska Airlines

Pick Dates

Deal found 11/22

Nov 28 - Dec 4
OAK

Oakland

ONT

Ontario

1 stop

21h 57m
ONT

Ontario

OAK

Oakland

2 stops

26h 06m
$687

Alaska Airlines

Pick Dates

Deal found 11/20

Dec 2 - Dec 5
OAK

Oakland

ONT

Ontario

1 stop

26h 05m
ONT

Ontario

OAK

Oakland

1 stop

12h 00m
$690

Alaska Airlines

Pick Dates

Deal found 11/21

Non-stop flights to Ontario from Oakland

Save time with Oakland to Ontario direct flight deals
Jan 8 - Jan 12
OAK

Oakland

ONT

Ontario

Nonstop

1h 20m
ONT

Ontario

OAK

Oakland

Nonstop

1h 15m
$167

Southwest

Pick Dates

Deal found 11/22

Last minute flights from Oakland to Ontario

Late deals on return flights to Ontario from Oakland, departing today and this week
Nov 30 - Nov 30
OAK

Oakland

ONT

Ontario

1 stop

6h 18m
ONT

Ontario

OAK

Oakland

1 stop

10h 42m
$88

Multiple Airlines

Pick Dates

Deal found 11/21

Nov 30 - Dec 3
OAK

Oakland

ONT

Ontario

1 stop

6h 18m
ONT

Ontario

OAK

Oakland

1 stop

10h 06m
$90

Multiple Airlines

Pick Dates

Deal found 11/21

Nov 30 - Dec 1
OAK

Oakland

ONT

Ontario

1 stop

6h 18m
ONT

Ontario

OAK

Oakland

1 stop

9h 03m
$105

Multiple Airlines

Pick Dates

Deal found 11/22

One-way flights to Ontario from Oakland

The cheapest one-way flights from Oakland to Ontario
Dec 4
OAK

Oakland

ONT

Ontario

1 stop

22h 28m
$41

Multiple Airlines

Pick Dates

Deal found 11/20

Nov 28
OAK

Oakland

ONT

Ontario

1 stop

22h 06m
$42

Frontier

Pick Dates

Deal found 11/20

Nov 30
OAK

Oakland

ONT

Ontario

1 stop

6h 18m
$43

Multiple Airlines

Pick Dates

Deal found 11/21

Related info for your journey

Useful info, stats and facts about Oakland to Ontario flights.

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

If you book a flight from Oakland to Ontario, you will be flying from Oakland to Ontario. Flights to Ontario (ONT) from Oakland (OAK) take 1h 20m for a nonstop flight. There are 2 flights from Oakland to Ontario per day from 10 airlines.

Which airlines flying from Oakland to Ontario have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Breeze Airways, Frontier, and United Airlines flying from Oakland to Ontario have implemented new flexible cancellation policies.

Can I find flights from Oakland, California to Ontario for under $100 on Cheapflights?

Yes, there are multiple flights from Oakland, California to Ontario for under $100. The cheapest flight booked recently is on Multiple Airlines for just $90, but on average you can expect to pay $137.

Are there nonstop flights from Oakland, California to Ontario for under $200 on Cheapflights?

Cheapflights has at least 1 direct flight from Oakland, California to Ontario under $200. A good price for a nonstop flight from Oakland, California to Ontario is less than $167.

Are there last-minute flights available from Oakland, California to Ontario for under $100?

There are currently 20+ open flights from Oakland, California to Ontario within the next 7 days for less than $100.

What days are nonstop flights available from Oakland, California to Ontario?

Days when nonstop flights are available for this flight are: Monday, Wednesday.

How many flights depart from Oakland, California to Ontario on average per day?

Travelers can expect 3 flights from Oakland, California to Ontario on average per day.
Early Morning (Midnight to 6am) - 33% of flight departures
Afternoon (Noon - 6pm) - 33% of flight departures
Evening (6pm - Midnight) - 33% of flight departures

How long is the flight from Oakland, California to Ontario?

There are many flights that can get you from Oakland, California to Ontario in 1h 20m. Fly via Frontier or Southwest to get the fastest option. There are 363 mi between Oakland, California and Ontario. This flight may include one or multiple stops.

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

Our cheapest airline available from Oakland, California to Ontario is Frontier. Our recent data shows that you can find tickets from as low as $100 on this airline. An additional option worth looking into is Southwest, starting at $167. Users have found that Frontier is 46% cheaper than the other options available to this destination.

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

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

What are the cheapest flights from Oakland, California to Ontario?

Looking for the cheapest flight from Oakland, California to Ontario? While on average our users pay $599, our data indicates the cheapest price to be $42. The most popular route (Oakland - Ontario), is priced around $90.

Alternative routes for Oakland to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Oakland to Ontario

The chart below displays the airlines Cheapflights users traveling from Oakland to Ontario choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Spirit AirlinesCheapest$46Average$117FlexibilityNo cancel feeOn-time65%COVID-19 safety
Search Spirit Airlines flights
DeltaCheapest$49Average$205FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
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FrontierCheapest$49Average$149FlexibilityNo cancel feeOn-time62%COVID-19 safety
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Breeze AirwaysCheapest$78Average$104FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Breeze Airways flights
JSXCheapest$138Average$241FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
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United AirlinesCheapest$159Average$303FlexibilityNo cancel feeOn-time69%COVID-19 safety
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Linear Air TaxiCheapest$2,178Average$5,262FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Linear Air Taxi flights

Hourly flight availability from Oakland to Ontario

See what time of day planes typically take off from Oakland to Ontario
11%of flight departuresEarly morningMidnight to 6 am
48%of flight departuresMorning6 am to noon
15%of flight departuresAfternoonNoon to 6 pm
26%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Oakland to Ontario

See how many times per day planes take to the skies headed from Oakland to Ontario
Sunday5daily flights
Monday5daily flights
Tuesday5daily flights
Wednesday5daily flights
Thursday0daily flights
Friday0daily flights
Saturday0daily flights