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 month to fly from Champaign to Oakland, California?

September can be a great time to fly to Oakland, California from Champaign with a flight ticket averaging about $568. Cheapflights users have found deals in the month of September for as cheap as $235. The most expensive prices can be found in the month of January.

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

When flying from Champaign 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.

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

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

How can I find direct flights from Champaign to Oakland?

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

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

Yes. Cheapflights offers flight deals from Champaign 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.

Find Flights from Champaign to Oakland, CA

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Cheap flight deals from Champaign to Oakland

Popular in	January
Cheapest in	September
Average price	$593

Highest demand for flights based on searches. 14% potential increase in price ($96 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Best time to book a flight from Champaign to Oakland

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Estimated round-trip price

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

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

Currently, April is the cheapest month in which you can book a flight from Champaign to Oakland, California (average of $183). Flying from Champaign to Oakland, California in November is currently the most expensive (average of $259). 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 Champaign to Oakland that include hotel bookings?
Yes. In addition to deals on Champaign to Oakland flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Champaign to Oakland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Champaign to Oakland.
Can I find deals for business class flights from Champaign to Oakland?
Yes. Cheapflights offers flight deals from Champaign 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 Champaign to Oakland, California?
Currently, April is the cheapest month in which you can book a flight from Champaign to Oakland, California (average of $183). Flying from Champaign to Oakland, California in November is currently the most expensive (average of $259). 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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Find cheap flights from Champaign to Oakland with Cheapflights

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Cheap flight deals from Champaign to Oakland

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Best time to book a flight from Champaign to Oakland

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

Cheapflights Insights

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

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

Related info for your journey

Find useful and relevant information for your journey from Champaign 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 Champaign to Oakland that include hotel bookings?

How can I find direct flights from Champaign to Oakland?

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

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

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Cheap flights from Champaign to Oakland, CA (CMI - OAK)

Find cheap flights from Champaign 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 Champaign to Oakland

Popular in

Cheapest in

Average price

Best time to book a flight from Champaign to Oakland

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

Cheapflights Insights

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

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

Related info for your journey

Find useful and relevant information for your journey from Champaign 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 Champaign to Oakland that include hotel bookings?

How can I find direct flights from Champaign to Oakland?

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

What is the cheapest month to book a flight from Champaign 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 Champaign to Oakland

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

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Travel Smart