Question 1

Which is the best airline for flights from Oakland to Ontario, Southwest or Frontier?

Accepted Answer

The two airlines most popular with KAYAK users for flights from Oakland to Ontario are Southwest and Frontier. With an average price for the route of $297 and an overall rating of 7.9, Southwest is the most popular choice. Frontier is also a great choice for the route, with an average price of $155 and an overall rating of 5.6.

Question 2

How long does a flight from Oakland to Ontario take?

Accepted Answer

Direct flights take on average 1h 20m to travel the 361 miles between Oakland and Ontario.

Question 3

How many flights are there between Oakland and Ontario per day?

Accepted Answer

Each day, there are between 2 and 4 nonstop flights that take off from Oakland and land in Ontario, with an average flight time of 1h 21m. The most common departure time is 6:00 am and most flights take off in the morning. Each week, there are 26 flights. The most frequent day of departure is Monday, when 15% of all weekly flights depart. The fewest flights depart on a Saturday.

Question 4

How many flights are there between Oakland and Ontario per day?

Accepted Answer

Each day, there are between 2 and 4 nonstop flights that take off from Oakland and land in Ontario, with an average flight time of 1h 21m. The most common departure time is 6:00 am and most flights take off in the morning. Each week, there are 26 flights. The most frequent day of departure is Monday, when 15% of all weekly flights depart. The fewest flights depart on a Saturday.

Question 5

What is the cheapest flight from Oakland to Ontario?

Accepted Answer

In the last 5 days, the lowest price for a flight from Oakland to Ontario was $83 for a one-way ticket and $177 for a round-trip.

Question 6

Do I need a passport to fly between Oakland and Ontario?

Accepted Answer

Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

Question 7

What’s the cheapest day of the week to fly from Oakland to Ontario?

Accepted Answer

If your flying dates are flexible, you should consider flying to Ontario on a Tuesday, as we generally find the cheapest rates on that day for this route. On the other hand, Sunday is the most expensive day to fly from Oakland to Ontario. For your return ticket, we recommend flying on a Saturday and avoiding Sundays for the best deals.

Question 8

What’s the cheapest day of the week to fly from Oakland to Ontario?

Accepted Answer

If your flying dates are flexible, you should consider flying to Ontario on a Tuesday, as we generally find the cheapest rates on that day for this route. On the other hand, Sunday is the most expensive day to fly from Oakland to Ontario. For your return ticket, we recommend flying on a Saturday and avoiding Sundays for the best deals.

Question 9

What’s the earliest departure time from Oakland to Ontario?

Accepted Answer

Early birds can take the earliest flight from Oakland at 6:00 am and will be landing in Ontario at 7:25 am.

Question 10

What’s the latest departure time from Oakland to Ontario?

Accepted Answer

If you prefer to fly at night, the latest flight from Oakland to Ontario jets off at 10:30 pm and lands at 11:55 pm.

Question 11

Which airlines fly non-stop between Oakland and Ontario?

Accepted Answer

There are 2 airlines that fly nonstop from Oakland to Ontario. They are Frontier and Southwest. The cheapest airline for this route is Frontier, with the best round-trip deal found costing $39. On average, the best prices for this route can be found at Frontier.

Question 12

Which airlines fly non-stop between Oakland and Ontario?

Accepted Answer

There are 2 airlines that fly nonstop from Oakland to Ontario. They are Frontier and Southwest. The cheapest airline for this route is Frontier, with the best round-trip deal found costing $39. On average, the best prices for this route can be found at Frontier.

Question 13

Which airlines offer Wi-Fi service onboard planes from Oakland to Ontario?

Accepted Answer

Alaska Airlines, Delta, JetBlue, and American Airlines offer inflight Wi-Fi service on the Oakland to Ontario flight route.

Question 14

Which aircraft models fly most regularly from Oakland to Ontario?

Accepted Answer

The Boeing 737 MAX 8 is the aircraft model that flies most regularly on the Oakland to Ontario flight route.

Question 15

On which days can I fly direct from Oakland to Ontario?

Accepted Answer

There are nonstop flights from Oakland to Ontario on a daily basis.

Question 16

What are the transport options from Ontario International Airport (ONT)?

Accepted Answer

A very cost-effective and convenient way to make the trip from the airport to the downtown area is to travel on the line number 61 bus operated by Omnitrans that can take you from the airport to the downtown area in about 17 minutes.

Question 17

Which hotels are near Ontario International Airport?

Accepted Answer

One of the best hotel choices for travelers that wish to stay close to this airport is the Comfort Suites Ontario Convention Center, that not only sits close to the airport property but also offers a free airport shuttle.

Question 18

Where are the car rental providers at Ontario International Airport?

Accepted Answer

All of the major rental car companies that operate at this airport do so at the offsite rental car center. There is a complimentary shuttle service between the terminal building and the rental car center that is quite easy to access at the curbside just outside of the baggage claim exit doors.

Question 19

Where can I meet my driver at at Ontario International Airport?

Accepted Answer

Both of the terminal buildings offer dedicated rideshare pick-up areas. To find these areas, simply exit the terminal building from the baggage claim area, and you will quickly find signage showing the location of the designated pick-up points on the curbside outside the terminal.

Question 20

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

Accepted Answer

The cheapest month for flights from Oakland to Ontario is October, where tickets cost $228 (return) on average. On the other hand, the most expensive months are February and January, where the average cost of round-trip tickets is $411 and $391 respectively.

Question 21

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

Accepted Answer

The cheapest month for flights from Oakland to Ontario is October, where tickets cost $228 (return) on average. On the other hand, the most expensive months are February and January, where the average cost of round-trip tickets is $411 and $391 respectively.

Question 22

How does KAYAK find such low prices on flights from Oakland to Ontario?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Oakland to Ontario.

Question 23

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Oakland to Ontario?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Oakland is likely to change within 7 days, so travelers know whether to wait or book now.

Question 24

What is the Hacker Fare option on flights from Oakland to Ontario?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Oakland with another airline. Booking your flights between Oakland and ONT can sometimes prove cheaper using this method.

Question 25

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Oakland to Ontario?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Oakland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Question 26

Which cabin class options are there for flights between Oakland and Ontario?

Accepted Answer

There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 27

Which cabin class options are there for flights between Oakland and Ontario?

Accepted Answer

There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 28

Which airlines provide the cheapest flights from Oakland to Ontario?

Accepted Answer

In the past 5 days, the cheapest round-trip tickets from Oakland to Ontario were found on Southwest ($177) and Frontier ($220).

Question 29

Which airlines provide the cheapest flights from Oakland to Ontario?

Accepted Answer

In the past 5 days, the cheapest round-trip tickets from Oakland to Ontario were found on Southwest ($177) and Frontier ($220).

Question 30

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

Accepted Answer

To get a below average price on the flight from Oakland to Ontario, you should book around 4 weeks before departure, which saves you about 56% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 21 weeks before departure.

Question 31

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

Accepted Answer

To get a below average price on the flight from Oakland to Ontario, you should book around 4 weeks before departure, which saves you about 56% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 21 weeks before departure.

Question 32

How much is a round-trip flight from Oakland, California to Ontario?

Accepted Answer

Flight prices are below average for this route right now.Flights to Ontario from Oakland, California usually cost between $254 and $386 in August.
The lowest price found in the past 5 days was $177 on Southwest (Aug 11-Aug 12).

Question 33

What are the most popular airlines flying to Ontario?

Accepted Answer

The most popular airline among KAYAK users flying to Ontario is Alaska Airlines, followed by Southwest and Frontier.

Low season	January
High season	November
Cheapest flight	$81

OAK - ONT

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Everything you should know

Cheap Flights from Oakland to Ontario (OAK-ONT)

Recent round-trip flight deals from Oakland to Ontario

Recent one-way flight deals from Oakland to Ontario

Recent last minute flight deals from Oakland to Ontario

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KAYAK's insights & trends for Oakland to Ontario flights

How much is a round-trip flight from Oakland, California to Ontario?

What’s the cheapest day of the week to fly from Oakland to Ontario?

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

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

Which airlines provide the cheapest flights from Oakland to Ontario?

Which airlines fly non-stop between Oakland and Ontario?

Which cabin class options are there for flights between Oakland and Ontario?

How many flights are there between Oakland and Ontario per day?

How long does a flight from Oakland to Ontario take?

What’s the earliest departure time from Oakland to Ontario?

What’s the latest departure time from Oakland to Ontario?

Expert advice for your flight from Oakland to Ontario

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Everything you need to know for your flight from Oakland to Ontario

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