In terms of precipitation, rainfall in Oakland, California ranges from 0.0 - 4.8 inches per month. January is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Oakland, California when rainfall is around 0.0 in.

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).

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

When flying from Bloomington, Illinois to Oakland, California, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Bloomington, Illinois-Oakland, California flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Bloomington, Illinois-Oakland, California flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Bloomington, Illinois-Oakland, California flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Bloomington, Illinois-Oakland, California flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bloomington, Illinois-Oakland, California flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Bloomington to Oakland?

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

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

Yes. Cheapflights offers flight deals from Bloomington 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.

$647+ Flights from Bloomington, IL to Oakland, CA

Q: What is the cheapest month to book a flight from Bloomington, Illinois to Oakland, California?

Currently, December is the cheapest month in which you can book a flight from Bloomington, Illinois to Oakland, California (average of $228). Flying from Bloomington, Illinois to Oakland, California in April is currently the most expensive (average of $376). 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.

Q: E

Most trusted provider : When it comes to deals on Bloomington, Illinois-Oakland, California flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bloomington, Illinois-Oakland, California flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Q: Can I find deals for flights from Bloomington to Oakland that include hotel bookings?

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

Q: How can I find direct flights from Bloomington to Oakland?

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

Q: Can I find deals for business class flights from Bloomington to Oakland?

Yes. Cheapflights offers flight deals from Bloomington 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.

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Bloomington to Oakland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Bloomington to Oakland

One-way

One-way flights from Bloomington to Oakland
Search for one-way flight options from Bloomington to Oakland. Find affordable one-way fares based on user searches. Data last updated January 29, 2026.

Sun 5/34:20 pm

BMI

OAK

2 stops33h 34m

Delta

Deal found 1/27

$647

Sat 5/26:00 am

BMI

OAK

2 stops17h 41m

Delta

Deal found 1/27

$653

Tue 4/712:02 pm

BMI

OAK

2 stops13h 44m

Delta

Deal found 1/28

$665

Find flight deals from Bloomington to Oakland

Most accurate provider	Expedia 1 star
Most trusted provider	Expedia 3 stars
Popular in	November
Cheapest in	August
Average price	$608

Provider with most accurate pricing for Bloomington-Normal-Oakland flight deals.

Search Deals

Provider most trusted by Cheapflights users for Bloomington-Normal-Oakland flights.

Search Deals

Highest demand for flights based on searches. 18% potential increase in price ($134 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 9% potential price decrease ($50 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in January 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bloomington to Oakland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BloomingtonOakland

BMI - OAK

BMIOAK

Bloomington-Normal

Sun 5/3

4:20 pm-11:54 pm

2 stops33h 34m

$647

BloomingtonOakland

BMI - OAK

BMIOAK

Bloomington-Normal

Sat 5/2

6:00 am-9:41 pm

2 stops17h 41m

$653

BloomingtonOakland

BMI - OAK

BMIOAK

Bloomington-Normal

Tue 4/7

12:02 pm-11:46 pm

2 stops13h 44m

$665

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Most accurate provider: When it comes to deals on Bloomington, Illinois-Oakland, California flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Bloomington, Illinois-Oakland, California flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Bloomington, Illinois-Oakland, California flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Bloomington, Illinois-Oakland, California flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bloomington, Illinois-Oakland, California flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Bloomington to Oakland

Have a flexible travel schedule? Discover the best time to fly to Oakland from Bloomington with our price prediction graph.

BMI-OAK

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.

Cheapflights Insights

Everything you need to know about your flight from Bloomington to Oakland

What is the cheapest month to book a flight from Bloomington, Illinois to Oakland, California?

Currently, December is the cheapest month in which you can book a flight from Bloomington, Illinois to Oakland, California (average of $228). Flying from Bloomington, Illinois to Oakland, California in April is currently the most expensive (average of $376). 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.

Related info for your journey

Can I find deals for flights from Bloomington to Oakland that include hotel bookings?
Yes. In addition to deals on Bloomington to Oakland flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Bloomington to Oakland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bloomington to Oakland.
Can I find deals for business class flights from Bloomington to Oakland?
Yes. Cheapflights offers flight deals from Bloomington 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.
What is the cheapest month to book a flight from Bloomington, Illinois to Oakland, California?
Currently, December is the cheapest month in which you can book a flight from Bloomington, Illinois to Oakland, California (average of $228). Flying from Bloomington, Illinois to Oakland, California in April is currently the most expensive (average of $376). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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.

$647+ Cheap flights from Bloomington, IL to Oakland, CA (BMI - 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Bloomington to Oakland with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Bloomington to Oakland

One-way flights from Bloomington to OaklandSearch for one-way flight options from Bloomington to Oakland. Find affordable one-way fares based on user searches. Data last updated January 29, 2026.

Search for one-way flight options from Bloomington to Oakland. Find affordable one-way fares based on user searches. Data last updated January 29, 2026.

Find flight deals from Bloomington to Oakland

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bloomington to Oakland that are best for you.

Best time to book a flight from Bloomington to Oakland

Have a flexible travel schedule? Discover the best time to fly to Oakland from Bloomington with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Bloomington to Oakland

What is the cheapest month to book a flight from Bloomington, Illinois to Oakland, California?

Related info for your journey

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

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

How can I find direct flights from Bloomington to Oakland?

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

What is the cheapest month to book a flight from Bloomington, Illinois to Oakland, California?

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 Bloomington to Oakland

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

100% Free

Book with Flexibility

Travel Smart

One-way flights from Bloomington to Oakland
Search for one-way flight options from Bloomington to Oakland. Find affordable one-way fares based on user searches. Data last updated January 29, 2026.