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

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 Illinois to Oakland.

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

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

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

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 Oakland with an airline and back to Illinois with another airline.

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

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 Oakland from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$99 CHEAP FLIGHTS from Illinois to Oakland

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Flight Deals

Cheap Flights from Illinois to Oakland

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Oakland

Tue, Dec 1 - Mon, Dec 7

6:21 am - 11:33 amORD Chicago O'Hare Intl-OAK Oakland

7h 12m1 stop Las Vegas Harry Reid Intl

12:28 pm - 5:01 amOAK Oakland-ORD Chicago O'Hare Intl

14h 33m1 stop Las Vegas Harry Reid Intl

$197Frontier

Thu, Nov 12 - Mon, Nov 16

5:15 pm - 5:00 pmORD Chicago O'Hare Intl-OAK Oakland

25h 45m1 stop Las Vegas Harry Reid Intl

5:55 pm - 5:13 amOAK Oakland-ORD Chicago O'Hare Intl

9h 18m1 stop Las Vegas Harry Reid Intl

$204Frontier

Sat, Oct 24 - Sat, Oct 31

7:30 pm - 10:10 pmMDW Chicago Midway-OAK Oakland

4h 40mnonstop

10:55 pm - 5:05 amOAK Oakland-MDW Chicago Midway

4h 10mnonstop

$231Southwest

Wed, Oct 28 - Sat, Oct 31

8:35 pm - 11:20 pmMDW Chicago Midway-OAK Oakland

4h 45mnonstop

10:55 pm - 5:05 amOAK Oakland-MDW Chicago Midway

4h 10mnonstop

$231Southwest

Sat, Oct 24 - Sat, Oct 31

7:30 pm - 10:10 pmMDW Chicago Midway-OAK Oakland

4h 40mnonstop

7:20 am - 4:50 pmOAK Oakland-MDW Chicago Midway

7h 30m1 stop Phoenix Sky Harbor Intl

$241Southwest

Wed, Oct 14 - Mon, Oct 19

3:49 pm - 10:55 pmORD Chicago O'Hare Intl-OAK Oakland

9h 06m1 stop Seattle/Tacoma Intl

5:20 pm - 5:16 amOAK Oakland-ORD Chicago O'Hare Intl

9h 56m1 stop Las Vegas Harry Reid Intl

$242Multiple Airlines

Tue, Nov 10 - Wed, Nov 11

7:20 am - 2:04 pmORD Chicago O'Hare Intl-OAK Oakland

8h 44m1 stop San Diego

10:00 am - 6:59 pmOAK Oakland-ORD Chicago O'Hare Intl

6h 59m1 stop San Diego

$251Alaska Airlines

Tue, Oct 27 - Wed, Oct 28

7:20 am - 2:34 pmORD Chicago O'Hare Intl-OAK Oakland

9h 14m1 stop San Diego

7:02 am - 4:50 pmOAK Oakland-ORD Chicago O'Hare Intl

7h 48m1 stop Seattle/Tacoma Intl

$251Alaska Airlines

Wed, Oct 28 - Wed, Nov 4

9:59 am - 4:22 pmORD Chicago O'Hare Intl-OAK Oakland

8h 23m2 stops Minneapolis St Paul Salt Lake City

12:41 pm - 10:05 pmOAK Oakland-ORD Chicago O'Hare Intl

7h 24m1 stop Salt Lake City

$256Delta

Tue, Oct 27 - Thu, Oct 29

7:15 pm - 11:56 pmORD Chicago O'Hare Intl-OAK Oakland

6h 41m1 stop Salt Lake City

6:00 am - 4:32 pmOAK Oakland-ORD Chicago O'Hare Intl

8h 32m2 stops Salt Lake City Detroit Metropolitan Wayne County

$272Delta

Recent last minute flight deals from Illinois to Oakland

Sat, Sep 19 - Tue, Sep 22

7:32 pm - 9:22 amORD Chicago O'Hare Intl-OAK Oakland

15h 50m1 stop Las Vegas Harry Reid Intl

12:47 pm - 5:38 amOAK Oakland-ORD Chicago O'Hare Intl

14h 51m1 stop Las Vegas Harry Reid Intl

$396Frontier

Fri, Sep 18 - Mon, Sep 21

8:55 pm - 11:51 amORD Chicago O'Hare Intl-OAK Oakland

16h 56m1 stop Las Vegas Harry Reid Intl

10:17 am - 5:38 amOAK Oakland-ORD Chicago O'Hare Intl

17h 21m1 stop Las Vegas Harry Reid Intl

$406Frontier

Tue, Sep 22 - Thu, Sep 24

1:21 pm - 11:51 amORD Chicago O'Hare Intl-OAK Oakland

24h 30m1 stop Las Vegas Harry Reid Intl

6:51 pm - 5:38 amOAK Oakland-ORD Chicago O'Hare Intl

8h 47m1 stop Las Vegas Harry Reid Intl

$430Frontier

Tue, Sep 22 - Sat, Sep 26

7:20 am - 2:33 pmORD Chicago O'Hare Intl-OAK Oakland

9h 13m1 stop San Diego

2:15 pm - 11:59 pmOAK Oakland-ORD Chicago O'Hare Intl

7h 44m1 stop Seattle/Tacoma Intl

$513Alaska Airlines

Sat, Sep 19 - Mon, Sep 21

2:18 pm - 7:52 pmORD Chicago O'Hare Intl-OAK Oakland

7h 34m1 stop San Diego

1:29 pm - 11:59 pmOAK Oakland-ORD Chicago O'Hare Intl

8h 30m1 stop San Diego

$529Alaska Airlines

Sat, Sep 19 - Sat, Sep 19

1:55 pm - 4:20 pmMDW Chicago Midway-OAK Oakland

4h 25mnonstop

11:55 pm - 5:55 amOAK Oakland-MDW Chicago Midway

4h 00mnonstop

$533Southwest

Sat, Sep 19 - Tue, Sep 22

9:59 am - 4:20 pmMDW Chicago Midway-OAK Oakland

8h 21m2 stops Minneapolis St Paul Salt Lake City

5:00 pm - 9:49 amOAK Oakland-MDW Chicago Midway

14h 49m2 stops Salt Lake City Atlanta Hartsfield-Jackson

$535Delta

Sat, Sep 19 - Sat, Sep 19

7:20 am - 2:33 pmORD Chicago O'Hare Intl-OAK Oakland

9h 13m1 stop San Diego

7:51 pm - 6:20 amOAK Oakland-ORD Chicago O'Hare Intl

8h 29m1 stop Seattle/Tacoma Intl

$537Alaska Airlines

Sat, Sep 19 - Tue, Sep 22

10:05 am - 2:25 pmMDW Chicago Midway-OAK Oakland

6h 20m1 stop Los Angeles

11:55 pm - 5:55 amOAK Oakland-MDW Chicago Midway

4h 00mnonstop

$539Southwest

Fri, Sep 18 - Sun, Sep 20

5:10 pm - 11:59 pmORD Chicago O'Hare Intl-OAK Oakland

8h 49m2 stops Detroit Metropolitan Wayne County Salt Lake City

6:00 am - 7:33 pmOAK Oakland-ORD Chicago O'Hare Intl

11h 33m2 stops Salt Lake City Minneapolis St Paul

$591Delta

Useful Info

Low season	January
High season	October
Cheapest flight	$99

Best time to beat the crowds with an average 3% drop in price.

Most popular time to fly and prices are also 14% lower on average.

Flight from Chicago O'Hare Airport to Oakland

How does KAYAK find such low prices on flights from Illinois to Oakland?
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 Illinois to Oakland.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Oakland?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oakland from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Oakland?
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 Oakland with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Oakland?
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 Oakland from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.