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Oak Brook

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Oak Brook Flights as Low as $128

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Frontier Airlines
Tue, Aug 18 - Tue, Aug 18
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$128 Roundtrip, found 1 day ago
$128
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Aug 18 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Tue, Aug 18, priced at $128 found 1 day ago
Bargain Flight
Thu, Oct 1 - Sat, Oct 3
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$178 Roundtrip, just found
$178
Roundtrip
just found
Select Bargain Flight flight, departing Thu, Oct 1 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Sat, Oct 3, priced at $178 just found
Frontier Airlines
Thu, Sep 10 - Fri, Sep 11
ATL
Hartsfield-Jackson Atlanta Intl.
MDW
Midway Intl.
$183 Roundtrip, found 1 day ago
$183
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Sep 10 from Hartsfield-Jackson Atlanta Intl. to Midway Intl., returning Fri, Sep 11, priced at $183 found 1 day ago
Frontier Airlines
Mon, Nov 2 - Sat, Nov 14
ONT
Ontario Intl. Airport
ORD
O'Hare Intl.
$190 Roundtrip, found 5 hours ago
$190
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Mon, Nov 2 from Ontario Intl. Airport to O'Hare Intl., returning Sat, Nov 14, priced at $190 found 5 hours ago
Frontier Airlines
Wed, Sep 16 - Sat, Oct 3
SAN
San Diego Intl.
ORD
O'Hare Intl.
$200 Roundtrip, found 5 hours ago
$200
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Wed, Sep 16 from San Diego Intl. to O'Hare Intl., returning Sat, Oct 3, priced at $200 found 5 hours ago
Alaska Airlines
Sat, Aug 29 - Tue, Sep 15
SAN
San Diego Intl.
ORD
O'Hare Intl.
$220 Roundtrip, found 3 days ago
$220
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Aug 29 from San Diego Intl. to O'Hare Intl., returning Tue, Sep 15, priced at $220 found 3 days ago
Delta
Thu, Nov 26 - Thu, Dec 17
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$239 Roundtrip, just found
$239
Roundtrip
just found
Select Delta flight, departing Thu, Nov 26 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Thu, Dec 17, priced at $239 just found
American Airlines
Sat, Sep 5 - Tue, Sep 8
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$240 Roundtrip, found 5 hours ago
$240
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Sat, Sep 5 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Tue, Sep 8, priced at $240 found 5 hours ago
Frontier Airlines
Thu, Aug 20 - Mon, Aug 24
BUR
Hollywood Burbank
ORD
O'Hare Intl.
$242 Roundtrip, found 4 days ago
$242
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Aug 20 from Hollywood Burbank to O'Hare Intl., returning Mon, Aug 24, priced at $242 found 4 days ago
Southwest Airlines
Tue, Sep 15 - Tue, Sep 29
ATL
Hartsfield-Jackson Atlanta Intl.
MDW
Midway Intl.
$255 Roundtrip, found 5 hours ago
$255
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Tue, Sep 15 from Hartsfield-Jackson Atlanta Intl. to Midway Intl., returning Tue, Sep 29, priced at $255 found 5 hours ago
Southwest Airlines
Sat, Sep 5 - Sun, Sep 6
SAN
San Diego Intl.
MDW
Midway Intl.
$261 Roundtrip, found 5 hours ago
$261
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Sat, Sep 5 from San Diego Intl. to Midway Intl., returning Sun, Sep 6, priced at $261 found 5 hours ago
Frontier Airlines
Fri, Aug 28 - Fri, Sep 4
ONT
Ontario Intl. Airport
MDW
Midway Intl.
$295 Roundtrip, found 2 days ago
$295
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Aug 28 from Ontario Intl. Airport to Midway Intl., returning Fri, Sep 4, priced at $295 found 2 days ago
JetBlue Airways
Thu, Oct 1 - Sat, Oct 3
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$305 Roundtrip, just found
$305
Roundtrip
just found
Select JetBlue Airways flight, departing Thu, Oct 1 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Sat, Oct 3, priced at $305 just found
American Airlines
Wed, Sep 16 - Sat, Oct 3
CLD
McClellan-Palomar
ORD
O'Hare Intl.
$359 Roundtrip, found 5 hours ago
$359
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Wed, Sep 16 from McClellan-Palomar to O'Hare Intl., returning Sat, Oct 3, priced at $359 found 5 hours ago
Southwest Airlines
Fri, Sep 4 - Mon, Sep 14
BUR
Hollywood Burbank
MDW
Midway Intl.
$431 Roundtrip, found 1 day ago
$431
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Fri, Sep 4 from Hollywood Burbank to Midway Intl., returning Mon, Sep 14, priced at $431 found 1 day ago
Sun Country Airlines
Thu, Aug 20 - Sun, Aug 23
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$490 Roundtrip, found 5 hours ago
$490
Roundtrip
found 5 hours ago
Select Sun Country Airlines flight, departing Thu, Aug 20 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Sun, Aug 23, priced at $490 found 5 hours ago

Cheap Flights to Oak Brook

Fall in love at first flight with your vacation to Oak Brook by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Oak Brook on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in Oak Brook, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to Oak Brook

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Oak Brook with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the CHI airport.

What is the cheapest month to fly to Oak Brook?

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Oak Brook are in August, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Oak Brook?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 15 to choose from for your flight to Oak Brook.

What airport is best to fly into Oak Brook?

When you’re planning your trip to Oak Brook, convenience is the name of the game. Luckily, Oak Brook O'Hare Intl. Airport is nearby so you can deplane and get going on checking off everything on your Oak Brook must-do list.

How much are flights to Oak Brook?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Oak Brook on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $128, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to Oak Brook?

The trick to saving a stack of cash on your flight to Oak Brook? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $128 right now, why wait?

Oak Brook Flight Information
Destination airport
O'Hare Intl.
Destination airport IATA code
ORD
Roundtrip price
$170

Last Minute Hotel Deals in Oak Brook

Congress Plaza Hotel

Congress Plaza Hotel

3.5 out of 5
520 South Michigan Avenue Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy 2 restaurants, 2 bars/lounges, and breakfast (surcharge). Our guests praise the helpful staff and ...
8/10 Very Good! (10,196 reviews)
"For the location I really have no complaints. The views are beautiful, the rooms are clean. For an older hotel you can see it more in looking at painting or contstruction but none of that will keep me from coming back again. I have been here twice so for and will probably look at this place anytime ..."

Reviewed on Aug 4, 2026

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Congress Plaza Hotel
The Chicago Hotel Collection Ambassador Gold Coast

The Chicago Hotel Collection Ambassador Gold Coast

4 out of 5
1301 N State Pkwy Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy free WiFi, a 24-hour fitness center, and valet parking (surcharge). Our guests praise the helpful ...
8/10 Very Good! (1,912 reviews)
"Great"

Reviewed on Aug 4, 2026

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The Chicago Hotel Collection Ambassador Gold Coast
Hilton Chicago O'Hare Airport

Hilton Chicago O'Hare Airport

4 out of 5
O'Hare International Airport Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy 2 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
8.4/10 Very Good! (2,367 reviews)
"The room was nice. I was surprised that when grabbing lunch how meat & potatoes the menu was and when I settle for a Caesar Salad with Salmon added, there was a long, thin piece of salmon. I've been on the East Coast too long, maybe. The only other frustration was getting onto the internet, What ..."

Reviewed on Aug 4, 2026

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Hilton Chicago O'Hare Airport
Hyatt Regency O'Hare Chicago

Hyatt Regency O'Hare Chicago

4 out of 5
9300 Bryn Mawr Ave Rosemont IL
Book a stay at this business-friendly hotel in Rosemont. Enjoy free WiFi, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful staff ...
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Hyatt Regency O'Hare Chicago
The Allegro Royal Sonesta Hotel Chicago Loop

The Allegro Royal Sonesta Hotel Chicago Loop

4 out of 5
171 W Randolph St Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy free WiFi, breakfast (surcharge), and a 24-hour fitness center. Our guests praise the helpful staff ...
9/10 Wonderful! (2,727 reviews)
"I stayed at this hotel for two days, and it was a very disappointing experience. The room is extremely small. It is hard to even move around comfortably. The room is also very dated, and the windows are so dirty that you can barely see outside. The soundproofing is terrible. I could clearly hear ..."

Reviewed on Aug 4, 2026

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The Allegro Royal Sonesta Hotel Chicago Loop
Hyatt Regency McCormick Place Chicago

Hyatt Regency McCormick Place Chicago

4 out of 5
2233 S Martin Luther King Dr Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy free WiFi, 3 restaurants, and 2 bars/lounges. Our guests praise the helpful staff and the clean ...
9.2/10 Wonderful! (1,240 reviews)
"Everything was great"

Reviewed on Aug 4, 2026

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Hyatt Regency McCormick Place Chicago
Omni Chicago Hotel

Omni Chicago Hotel

4.5 out of 5
676 N Michigan Ave Chicago IL
Book a stay at this luxury hotel in Chicago. Enjoy free WiFi, breakfast (surcharge), and a 24-hour fitness center. Our guests praise the breakfast and the helpful ...
9.2/10 Wonderful! (1,967 reviews)
"Excellent location. Great value. Helpful staff. Nice room. Would look to stay here next time in Chicago."

Reviewed on Aug 4, 2026

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Omni Chicago Hotel
The Chicago Hotel Collection - Magnificent Mile

The Chicago Hotel Collection - Magnificent Mile

4 out of 5
166 E Superior Street Chicago IL
Book a stay at this boutique hotel in Chicago. Enjoy free WiFi, 2 restaurants, and 2 bars/lounges. Our guests praise the helpful staff and the clean rooms in ...
7.8/10 Good! (1,881 reviews)
"Great location and clean & neat."

Reviewed on Aug 4, 2026

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The Chicago Hotel Collection - Magnificent Mile
See all 5,067 properties in Oak Brook
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.