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.

$115 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

Fri, Oct 2 - Mon, Oct 5

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

$239Frontier

Thu, Oct 1 - Mon, Oct 5

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

9h 13m1 stop San Diego

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

8h 47m1 stop Las Vegas Harry Reid Intl

$248Multiple Airlines

Thu, Oct 1 - Mon, Oct 5

9:30 pm - 12:10 amMDW Chicago Midway-OAK Oakland

4h 40mnonstop

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

4h 00mnonstop

$257Southwest

Tue, Oct 27 - Thu, Oct 29

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

4h 45mnonstop

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

4h 00mnonstop

$257Southwest

Sat, Oct 17 - Tue, Oct 20

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

4h 40mnonstop

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

4h 00mnonstop

$257Southwest

Wed, Dec 2 - Mon, Dec 7

12:51 pm - 9:28 pmORD Chicago O'Hare Intl-OAK Oakland

10h 37m1 stop Las Vegas Harry Reid Intl

10:23 pm - 11:46 amOAK Oakland-ORD Chicago O'Hare Intl

11h 23m1 stop Las Vegas Harry Reid Intl

$262Frontier

Sat, Nov 14 - Tue, Nov 17

2:15 pm - 9:33 pmORD Chicago O'Hare Intl-OAK Oakland

9h 18m1 stop San Diego

7:46 pm - 5:40 amOAK Oakland-ORD Chicago O'Hare Intl

7h 54m1 stop Seattle/Tacoma Intl

$265Alaska Airlines

Sat, Oct 24 - Tue, Oct 27

2:21 pm - 11:42 pmORD Chicago O'Hare Intl-OAK Oakland

11h 21m1 stop San Diego

7:04 am - 6:53 pmOAK Oakland-ORD Chicago O'Hare Intl

9h 49m1 stop San Diego

$277Alaska Airlines

Tue, Oct 20 - Wed, Oct 21

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

6h 41m1 stop Salt Lake City

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

7h 24m1 stop Salt Lake City

$315Delta

Sat, Nov 14 - Tue, Nov 17

7:05 am - 4:17 pmORD Chicago O'Hare Intl-OAK Oakland

11h 12m2 stops Detroit Metropolitan Wayne County Salt Lake City

12:41 pm - 9:47 pmOAK Oakland-ORD Chicago O'Hare Intl

7h 06m1 stop Salt Lake City

$320Delta

Recent last minute flight deals from Illinois to Oakland

Fri, Sep 11 - Sun, Sep 13

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

16h 56m1 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

$338Frontier

Wed, Sep 9 - Sat, Sep 12

1:21 pm - 9:22 amORD Chicago O'Hare Intl-OAK Oakland

22h 01m1 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

$368Frontier

Thu, Sep 10 - Sat, Sep 12

8:55 pm - 9:22 amORD Chicago O'Hare Intl-OAK Oakland

14h 27m1 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

$372Frontier

Sun, Sep 13 - Wed, Sep 30

6:10 am - 11:05 amMDW Chicago Midway-OAK Oakland

6h 55m1 stop San Diego

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

4h 00mnonstop

$473Southwest

Thu, Sep 10 - Mon, Sep 14

8:35 pm - 11:10 pmMDW Chicago Midway-OAK Oakland

4h 35mnonstop

5:20 am - 11:25 amOAK Oakland-MDW Chicago Midway

4h 05mnonstop

$478Southwest

Sun, Sep 13 - Wed, Sep 30

6:10 am - 11:05 amMDW Chicago Midway-OAK Oakland

6h 55m1 stop San Diego

1:35 pm - 10:55 pmOAK Oakland-MDW Chicago Midway

7h 20m1 stop Denver Intl

$483Southwest

Wed, Sep 9 - Sat, Sep 12

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 - 4:14 pmOAK Oakland-ORD Chicago O'Hare Intl

8h 14m2 stops Salt Lake City Detroit Metropolitan Wayne County

$493Delta

Wed, Sep 9 - Tue, Sep 15

2:18 pm - 9:28 pmORD Chicago O'Hare Intl-OAK Oakland

9h 10m1 stop San Diego

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

8h 29m1 stop Seattle/Tacoma Intl

$495Alaska Airlines

Sat, Sep 12 - Tue, Sep 15

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

7h 34m1 stop San Diego

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

8h 29m1 stop Seattle/Tacoma Intl

$495Alaska Airlines

Wed, Sep 9 - Tue, Sep 15

8:55 am - 4:20 pmORD Chicago O'Hare Intl-OAK Oakland

9h 25m2 stops Detroit Metropolitan Wayne County Salt Lake City

12:39 pm - 9:55 pmOAK Oakland-ORD Chicago O'Hare Intl

7h 16m1 stop Salt Lake City

$508Delta

Useful Info

Low season	January
High season	October
Cheapest flight	$115

Best time to beat the crowds with an average 1% drop in price.

Most popular time to fly and prices are also 13% 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.