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$100+ Cheap flights from Chicago (CHI) to Berkeley, CA

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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SFO
jun. 23 — jun. 301
lun. 6/23
lun. 6/30
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Berkeley are usually found in September or October, booked 84 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from Chicago to Berkeley

Keep the following information in mind while searching for Chicago to Berkeley flight deals. Data was last updated junio 18, 2025.

Round-trip from

$202
(Kiwi.com)

One-way from

$100
(Priceline)

Popular in

December

Cheapest in

September

Average price

$327
From Chicago (CHI) to Berkeley
Search Deals
One-way flight from Chicago (CHI) to Berkeley
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Chicago to Berkeley

Cheapest flights from Chicago to Berkeley
Explore the most affordable flight options available from Chicago to Berkeley. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/41:56 pmORD - SFO
1 stop7h 40mFrontier
vie. 7/118:53 pmSFO - ORD
1 stop9h 14mFrontier
Deal found 6/15$202
This Southwest deal was found by Cheapflights users on 6/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/25:25 pmORD - SFO
1 stop7h 45mSouthwest
sáb. 7/510:45 pmSFO - ORD
1 stop12h 00mSouthwest
Deal found 6/16$204
This American Airlines deal was found by Cheapflights users on 6/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/16:45 amORD - SFO
Nonstop4h 38mAmerican Airlines
mar. 7/811:47 pmSFO - ORD
Nonstop4h 18mAmerican Airlines
Deal found 6/16$205
This Mytrip deal was found by Cheapflights users on 6/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/46:25 amMDW - SFO
1 stop16h 56mFrontier
dom. 7/1311:30 pmSFO - MDW
1 stop10h 19mFrontier
Deal found 6/15$206
This Southwest deal was found by Cheapflights users on 6/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/2111:10 amMDW - SFO
Nonstop4h 35mSouthwest
mar. 8/2610:45 amSFO - MDW
Nonstop4h 10mSouthwest
Deal found 6/17$207
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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.
mié. 8/67:18 pmORD - SFO
Nonstop4h 48mAlaska Airlines
mié. 8/1311:55 amSFO - ORD
Nonstop4h 23mAlaska Airlines
Deal found 6/16$207
This Orbitz deal was found by Cheapflights users on 6/16. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/117:18 pmORD - SFO
Nonstop4h 48mMultiple Airlines
mar. 7/158:53 pmSFO - ORD
1 stop11h 21mMultiple Airlines
Deal found 6/16$214
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/18:00 amORD - SFO
1 stop7h 46mHawaiian Airlines
lun. 10/67:43 pmSFO - ORD
1 stop8h 38mHawaiian Airlines
Deal found 6/17$231
This United Airlines deal was found by Cheapflights users on 6/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/264:50 pmORD - SFO
Nonstop4h 46mUnited Airlines
dom. 8/311:25 pmSFO - ORD
Nonstop4h 14mUnited Airlines
Deal found 6/18$245
This Delta deal was found by Cheapflights users on 6/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/69:31 amMDW - SFO
1 stop6h 56mDelta
mar. 9/166:00 amSFO - MDW
1 stop8h 23mDelta
Deal found 6/16$257
This Delta deal was found by Cheapflights users on 6/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/42:00 pmORD - SFO
1 stop9h 51mDelta
vie. 7/1112:50 amSFO - ORD
1 stop5h 35mDelta
Deal found 6/16$262
This Sun Country Air deal was found by Cheapflights users on 6/16. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/246:24 pmORD - SFO
1 stop16h 49mSun Country Air
dom. 7/2711:57 pmSFO - ORD
1 stop15h 18mSun Country Air
Deal found 6/16$345

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago to Berkeley 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 2,558,603 searches. Data last updated junio 18, 2025.
Use the filters below to find and compare flights from Chicago to Berkeley that are best for you.

Fly from

Chicago

Fly to

Berkeley

Route

Depart

Return

Price

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

vie. 7/4

1:56 pm-7:36 pm

1 stop7h 40m

San Francisco

lun. 7/14

8:53 pm-10:14 am

1 stop11h 21m

$202

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

mié. 7/2

5:25 pm-11:10 pm

1 stop7h 45m

San Francisco

sáb. 7/5

10:45 pm-12:45 pm

1 stop12h 00m

$204

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

mar. 7/1

6:45 am-9:23 am

Nonstop4h 38m

San Francisco

mar. 7/8

11:47 pm-6:05 am

Nonstop4h 18m

$205

ChicagoSan Francisco

MDW - SFO

MDWSFO

Chicago Midway

vie. 7/4

6:25 am-9:21 pm

1 stop16h 56m

San Francisco

dom. 7/13

11:30 pm-11:49 am

1 stop10h 19m

$206

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

mié. 8/6

7:18 pm-10:06 pm

Nonstop4h 48m

San Francisco

mié. 8/13

11:55 am-6:18 pm

Nonstop4h 23m

$207

ChicagoSan Francisco

MDW - SFO

MDWSFO

Chicago Midway

jue. 8/21

11:10 am-1:45 pm

Nonstop4h 35m

San Francisco

mar. 8/26

10:45 am-4:55 pm

Nonstop4h 10m

$207

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

vie. 7/11

7:18 pm-10:06 pm

Nonstop4h 48m

San Francisco

mar. 7/15

8:53 pm-10:14 am

1 stop11h 21m

$214

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

mié. 8/6

7:00 am-12:24 pm

1 stop7h 24m

San Francisco

lun. 8/11

11:55 am-6:18 pm

Nonstop4h 23m

$227

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

sáb. 7/26

4:50 pm-7:36 pm

Nonstop4h 46m

San Francisco

dom. 8/3

11:25 pm-5:39 am

Nonstop4h 14m

$245

ChicagoSan Francisco

MDW - SFO

MDWSFO

Chicago Midway

sáb. 9/6

9:31 am-2:27 pm

1 stop6h 56m

San Francisco

sáb. 9/13

6:00 am-3:30 pm

1 stop7h 30m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 25 results
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Best time to book a flight from Chicago to Berkeley

Have a flexible travel schedule? Discover the best time to fly to Berkeley from Chicago 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.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Berkeley

How far ahead should I book a flight from Chicago to Berkeley?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Berkeley. Price data was last updated on June 13, 2025.

The best time to book flights from Chicago to Berkeley is 48 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Chicago to Berkeley?

Currently, January is the cheapest month in which you can book a flight from Chicago to Berkeley (average of $276). Flying from Chicago to Berkeley in June is currently the most expensive (average of $362). 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.

What is the cheapest time of day to fly from CHI to B9R?

Find hourly flight availability from Chicago to Berkeley. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 18, 2025.

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

What is the cheapest day to fly from Chicago to Berkeley?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Berkeley. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago to Berkeley flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago to Berkeley

Explore weekly flight availability from Chicago to Berkeley. 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 junio 18, 2025.

The most flights from CHI to B9R are scheduled on a Tuesday (90 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (61 on average).

Rainfall in Berkeley by month

Plan your trip to Berkeley by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Berkeley ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit Berkeley when rainfall is around 0.0 in.

Temperature in Berkeley by month

Plan your trip to Berkeley by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Berkeley, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 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 Berkeley

Get insights into the airlines that provide service to Berkeley. 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 Berkeley. Reviews last updated junio 18, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Chicago to Berkeley by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,507 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,810 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

  • What are the cheapest airlines to fly from Chicago to Berkeley one-way?

    The cheapest airlines for a one-way flight from Chicago to Berkeley are Frontier ($100), Hawaiian Airlines ($107), and Southwest ($108).

  • What are the most reliable airlines from Chicago to Berkeley?

    The top 3 most reliable airlines when flying from Chicago to Berkeley are Alaska Airlines (93%), Air China (89%) and ANA (89%).

  • What are the cheapest flights from Chicago to Berkeley?

    While on average a flight from Chicago to Berkeley is generally $861, our data shows the cheapest flight currently is $98. When looking at the most popular route, (Chicago O'Hare Intl - San Francisco), you can expect to pay $179 for that flight.

  • Can I find deals for flights from Chicago to Berkeley that include hotel bookings?

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

  • How can I find direct flights from Chicago to Berkeley?

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

  • Can I find deals for business class flights from Chicago to Berkeley?

    Yes. Cheapflights offers flight deals from Chicago to Berkeley 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 Chicago to Berkeley?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Berkeley (average of $276). Flying from Chicago to Berkeley in June is currently the most expensive (average of $362). 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

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Alternative routes for Chicago to Berkeley

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Chicago to Berkeley

Discover the top 8 airlines that operate flights from Chicago to Berkeley. 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 2,558,603 searches. Data last updated junio 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$61Average$232FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$108Average$226FlexibilityNo cancel feeOn-time85%
Spirit AirlinesCheapest$127Average$241FlexibilityNo cancel feeOn-time65%
DeltaCheapest$128Average$377FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$171Average$323FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$179Average$414FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$197Average$400FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$246Average$440FlexibilityNo cancel feeOn-time63%

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