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$47+ Cheap flights from Illinois to Oakland, CA (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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — OAK
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Illinois to Oakland

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to Oakland (OAK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find flight deals from Illinois to Oakland

Cheapest flights from Illinois to Oakland
Explore the most affordable flight options available from Illinois to Oakland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This CheapOair deal was found by Cheapflights users on 11/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/53:21 pmORD - OAK
1 stop9h 44mSpirit Airlines
Fri 12/133:35 pmOAK - ORD
2 stops11h 55mSpirit Airlines
Deal found 11/21$235
This Delta deal was found by Cheapflights users on 11/20. 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.
Fri 12/66:46 pmSTL - OAK
1 stop7h 28mDelta
Mon 12/95:14 pmOAK - STL
1 stop5h 43mDelta
Deal found 11/20$276
This Delta deal was found by Cheapflights users on 11/20. 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.
Wed 12/187:10 pmORD - OAK
1 stop7h 05mDelta
Wed 12/255:30 amOAK - ORD
1 stop6h 21mDelta
Deal found 11/20$317
This Southwest deal was found by Cheapflights users on 11/20. 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.
Wed 12/115:10 pmMDW - OAK
Nonstop4h 45mSouthwest
Sun 12/154:50 pmOAK - MDW
1 stop6h 00mSouthwest
Deal found 11/20$318
This Alaska Airlines deal was found by Cheapflights users on 11/20. 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.
Wed 12/257:00 amORD - OAK
1 stop13h 52mAlaska Airlines
Thu 1/26:00 amOAK - ORD
1 stop20h 40mAlaska Airlines
Deal found 11/20$342
This eDestinos deal was found by Cheapflights users on 11/21. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/214:21 pmORD - OAK
2 stops25h 36mMultiple Airlines
Sat 12/286:36 pmOAK - ORD
3 stops22h 58mMultiple Airlines
Deal found 11/21$388
This Mytrip deal was found by Cheapflights users on 11/21. 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.
Thu 12/1912:15 pmSTL - OAK
3 stops23h 14mMultiple Airlines
Thu 12/269:25 pmOAK - STL
3 stops20h 30mMultiple Airlines
Deal found 11/21$397
This Delta deal was found by Cheapflights users on 11/20. 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.
Wed 12/111:30 pmMDW - OAK
2 stops12h 44mDelta
Sun 12/156:00 amOAK - MDW
2 stops9h 01mDelta
Deal found 11/20$415
This Southwest deal was found by Cheapflights users on 11/20. 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.
Wed 12/2512:15 pmORD - OAK
2 stops9h 45mSouthwest
Fri 1/36:30 pmOAK - ORD
2 stops12h 50mSouthwest
Deal found 11/20$431
This Southwest deal was found by Cheapflights users on 11/21. 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.
Mon 12/305:35 amSTL - OAK
1 stop6h 50mSouthwest
Thu 1/23:20 pmOAK - STL
1 stop6h 55mSouthwest
Deal found 11/21$468
This Alaska Airlines deal was found by Cheapflights users on 11/21. 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.
Fri 12/61:36 pmSTL - OAK
2 stops12h 15mAlaska Airlines
Tue 12/109:50 amOAK - STL
2 stops12h 04mAlaska Airlines
Deal found 11/21$528
This Mytrip deal was found by Cheapflights users on 11/21. 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.
Wed 11/277:55 pmMDW - OAK
2 stops20h 30mVolaris
Mon 12/25:59 pmOAK - MDW
1 stop12h 46mVolaris
Deal found 11/21$717

Find flights from Illinois to Oakland within your budget

Customize your flight search to find flights from Illinois to Oakland 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 2,612,795 searches. Data last updated November 21, 2024.

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Fly to

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Route

Depart

Return

Price

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

Thu 12/5

3:21 pm-11:05 pm

1 stop9h 44m

Oakland

Fri 12/13

3:35 pm-5:30 am

2 stops11h 55m

$235

St. LouisOakland

STL - OAK

STLOAK

Lambert-St Louis

Thu 2/13

3:21 pm-11:43 pm

1 stop10h 22m

Oakland

Sun 2/16

9:24 am-11:59 pm

1 stop12h 35m

$256

St. LouisOakland

STL - OAK

STLOAK

Lambert-St Louis

Fri 12/6

6:46 pm-12:14 am

1 stop7h 28m

Oakland

Mon 12/9

5:14 pm-12:57 am

1 stop5h 43m

$276

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

Wed 12/18

7:10 pm-12:15 am

1 stop7h 05m

Oakland

Wed 12/25

5:30 am-1:51 pm

1 stop6h 21m

$317

ChicagoOakland

MDW - OAK

MDWOAK

Chicago Midway

Wed 12/11

5:10 pm-7:55 pm

Nonstop4h 45m

Oakland

Sun 12/15

4:50 pm-12:50 am

1 stop6h 00m

$318

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

Sat 4/5

2:05 pm-10:33 pm

1 stop10h 28m

Oakland

Mon 4/7

7:30 pm-5:04 am

1 stop7h 34m

$322

St. LouisOakland

STL - OAK

STLOAK

Lambert-St Louis

Mon 1/6

9:20 am-9:43 am

3 stops26h 23m

Oakland

Sat 1/18

5:34 pm-4:25 pm

3 stops20h 51m

$356

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

Sat 12/21

4:21 pm-3:57 pm

2 stops25h 36m

Oakland

Sat 12/28

6:36 pm-7:34 pm

3 stops22h 58m

$388

St. LouisOakland

STL - OAK

STLOAK

Lambert-St Louis

Mon 1/6

6:00 am-12:00 pm

2 stops8h 00m

Oakland

Sat 1/18

1:55 pm-10:55 pm

2 stops7h 00m

$402

ChicagoOakland

MDW - OAK

MDWOAK

Chicago Midway

Wed 12/11

1:30 pm-12:14 am

2 stops12h 44m

Oakland

Sun 12/15

6:00 am-5:01 pm

2 stops9h 01m

$415

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 29 results
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Best time to book a flight from Illinois to Oakland

Have a flexible travel schedule? Discover the best time to fly to Oakland from Illinois 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.

Travel insights for flights from Illinois to Oakland

Get recent, data-driven insights about flights from Illinois to Oakland including ideal travel times, pricing trends, and more.

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

Currently, May is the cheapest month in which you can book a flight from Illinois to Oakland, California (average of $179). Flying from Illinois to Oakland, California in July is currently the most expensive (average of $243). 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 IL to OAK?

Find hourly flight availability from Illinois to Oakland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

When flying from 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.

Rainfall in Oakland by month

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

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.

Temperature in Oakland by month

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

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).

Reviews of airlines servicing Oakland

Get insights into the airlines that provide service to Oakland. 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 Oakland. Reviews last updated November 21, 2024.
See what other customers who have flown with Spirit Airlines, Delta and Southwest from Illinois to Oakland have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,005 reviews

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Southwest
8.1
Very good
5,005 reviews
Southwest
8.1
Very good
5,005 reviews

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Alaska Airlines
8.0
Very good
9,464 reviews
Southwest
8.1
Very good
5,005 reviews

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Delta
8.0
Very good
8,755 reviews
Southwest
8.1
Very good
5,005 reviews

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Volaris
6.7
Okay
1,286 reviews
Southwest
8.1
Very good
5,005 reviews

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Spirit Airlines
6.3
Okay
8,169 reviews
Southwest
8.1
Very good
5,005 reviews

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Related info for your journey

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

  • What airport do you fly into for flights to Oakland from Illinois?

    Oakland (OAK), located 7.0 mi from the city center, is the airport you fly into when you book flights from Illinois to Oakland.

  • What are the cheapest airlines to fly from Illinois to Oakland, California one-way?

    One-way options have recently been found by users for as low as $47 on Spirit Airlines. Other airlines that offer cheap prices include Alaska Airlines from $118 and Delta from $128 one-way.

  • What are the most popular routes from Illinois to Oakland, California?

    While some choose either Chicago Midway - Oakland or Lambert-St Louis - Oakland, Chicago O'Hare Intl - Oakland is the most popular route from Illinois to Oakland, California.

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

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

  • How can I find direct flights from Illinois to Oakland?

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

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

    Yes. Cheapflights offers flight deals from Illinois 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 Illinois to Oakland, California?

    Currently, May is the cheapest month in which you can book a flight from Illinois to Oakland, California (average of $179). Flying from Illinois to Oakland, California in July is currently the most expensive (average of $243). 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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Top 4 airlines flying from Illinois to Oakland

Discover the top 4 airlines that operate flights from Illinois to Oakland. 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$133Average$246FlexibilityNo cancel feeOn-time65%
DeltaCheapest$235Average$325FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$236Average$396FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$242Average$377FlexibilityNo cancel feeOn-time63%
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