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.

$85 CHEAP FLIGHTS from Illinois to Oakland

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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

Thu, Oct 1 - Tue, Oct 6

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

$158Frontier

Fri, Sep 18 - Wed, Sep 30

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

16h 56m1 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

$168Frontier

Sat, Sep 26 - Thu, Oct 1

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

15h 50m1 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

$168Frontier

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

$237Southwest

Tue, Sep 15 - Tue, Sep 22

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

4h 35mnonstop

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

4h 00mnonstop

$237Southwest

Thu, Sep 10 - Mon, Sep 14

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

4h 35mnonstop

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

4h 00mnonstop

$237Southwest

Tue, Sep 15 - Thu, Sep 24

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

9h 13m1 stop San Diego

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

8h 30m1 stop San Diego

$277Alaska Airlines

Thu, Oct 1 - Mon, Oct 5

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

9h 13m1 stop San Diego

3:14 pm - 11:59 pmOAK Oakland-ORD Chicago O'Hare Intl

6h 45m1 stop San Diego

$277Alaska Airlines

Wed, Dec 9 - Wed, Jan 6

7:35 am - 11:56 amORD Chicago O'Hare Intl-OAK Oakland

6h 21m1 stop Salt Lake City

1:15 pm - 9:53 pmOAK Oakland-ORD Chicago O'Hare Intl

6h 38m1 stop Salt Lake City

$345Delta

Sat, Dec 12 - Wed, Jan 6

4:30 pm - 10:02 pmORD Chicago O'Hare Intl-OAK Oakland

7h 32m1 stop Salt Lake City

1:15 pm - 9:53 pmOAK Oakland-ORD Chicago O'Hare Intl

6h 38m1 stop Salt Lake City

$345Delta

Recent last minute flight deals from Illinois to Oakland

Tue, Aug 25 - Thu, Aug 27

3:43 pm - 10:54 pmORD Chicago O'Hare Intl-OAK Oakland

9h 11m1 stop Seattle/Tacoma Intl

8:37 pm - 7:02 pmOAK Oakland-ORD Chicago O'Hare Intl

20h 25m1 stop Las Vegas Harry Reid Intl

$434Multiple Airlines

Tue, Aug 25 - Sat, Aug 29

8:35 pm - 11:05 pmMDW Chicago Midway-OAK Oakland

4h 30mnonstop

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

4h 00mnonstop

$473Southwest

Tue, Aug 25 - Sat, Aug 29

10:20 am - 4:00 pmMDW Chicago Midway-OAK Oakland

7h 40m1 stop Las Vegas Harry Reid Intl

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

4h 00mnonstop

$483Southwest

Tue, Aug 25 - Sat, Aug 29

1:55 pm - 7:25 pmMDW Chicago Midway-OAK Oakland

7h 30m2 stops Phoenix Sky Harbor Intl Ontario

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

4h 00mnonstop

$488Southwest

Tue, Aug 25 - Tue, Sep 1

7:44 pm - 11:56 pmORD Chicago O'Hare Intl-OAK Oakland

6h 12m1 stop Salt Lake City

12:33 pm - 9:33 pmOAK Oakland-ORD Chicago O'Hare Intl

7h 00m1 stop Salt Lake City

$493Delta

Tue, Aug 25 - Tue, Sep 1

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

9h 10m1 stop San Diego

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

7h 48m1 stop Seattle/Tacoma Intl

$493Alaska Airlines

Tue, Aug 25 - Sat, Aug 29

6:00 am - 1:13 pmORD Chicago O'Hare Intl-OAK Oakland

9h 13m1 stop Seattle/Tacoma Intl

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

8h 29m1 stop Seattle/Tacoma Intl

$493Alaska Airlines

Tue, Aug 25 - Tue, Sep 1

1:59 pm - 11:56 pmORD Chicago O'Hare Intl-OAK Oakland

11h 57m2 stops Detroit Metropolitan Wayne County Salt Lake City

12:33 pm - 9:33 pmOAK Oakland-ORD Chicago O'Hare Intl

7h 00m1 stop Salt Lake City

$498Delta

Tue, Aug 25 - Thu, Aug 27

1:03 pm - 9:51 pmORD Chicago O'Hare Intl-OAK Oakland

10h 48m2 stops Seattle/Tacoma Intl Portland

8:37 pm - 7:02 pmOAK Oakland-ORD Chicago O'Hare Intl

20h 25m1 stop Las Vegas Harry Reid Intl

$628Multiple Airlines

Mon, Aug 24 - Wed, Aug 26

7:58 pm - 11:18 amSTL Lambert-St Louis-OAK Oakland

17h 20m2 stops Denver Intl Las Vegas Harry Reid Intl

12:13 pm - 5:50 pmOAK Oakland-STL Lambert-St Louis

27h 37m1 stop Las Vegas Harry Reid Intl

$856Frontier

Useful Info

Low season	January
High season	September
Cheapest flight	$85

Most popular time to fly and prices are also 16% 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.

Everything you need to know for your flight to Oakland

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Information on the airport you'll fly into in Oakland

Oakland (OAK)

OAK

$85 Find Cheap Flights from Illinois to Oakland - Compare and Save

Cheap Flights from Illinois to Oakland

Recent round-trip flight deals from Illinois to Oakland

Recent one-way flight deals from Illinois to Oakland

Recent last minute flight deals from Illinois to Oakland

Recent direct flight deals from Illinois to Oakland

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Illinois to Oakland

Everything you need to know for your flight to Oakland

Information on the airport you'll fly into in Oakland

Cabin class types available on flights to Illinois

Complete your trip to Oakland with a hotel stay or car rental

Find direct flights for Oakland

Flights to other popular destinations

Flights from domestic origins to Oakland

Choose which airport to fly into in Oakland

Find deals for your return flight