
$44 Cheap flight deals from Chicago (CHI) to Diamond Bar (QLA)
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This Weekend's Flight Deals from Chicago to Diamond Bar
This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Airfares from $44 One Way, $87 Round Trip from Chicago to Diamond Bar
Prices starting at $87 for return flights and $44 for one-way flights to Diamond Bar were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Diamond Bar economy flight packages

Malibu Country Inn
Dec 30 - Jan 4
Chicago (MDW) to Los Angeles (LAX)
Los Angeles (LAX) to Chicago (MDW)
Reviewed on Oct 31, 2024

L'Ermitage Beverly Hills
Dec 30 - Jan 4
Chicago (MDW) to Los Angeles (LAX)
Los Angeles (LAX) to Chicago (MDW)
Reviewed on Jul 4, 2019

Parker Palm Springs
Dec 29 - Jan 2
Chicago (CHI) to Los Angeles (LAX)
Los Angeles (LAX) to Chicago (CHI)
Reviewed on May 26, 2025
Diamond Bar packages with premium economy flights

The Hollywood Roosevelt
Dec 30 - Jan 5
Chicago (ORD) to Los Angeles (LAX)
Reviewed on Jul 3, 2025

Luskin Hotel
Dec 30 - Jan 5
Chicago (ORD) to Los Angeles (LAX)
Reviewed on Feb 15, 2025

Hampton Inn & Suites Santa Monica
Dec 30 - Jan 5
Chicago (ORD) to Los Angeles (LAX)
Reviewed on Oct 10, 2024
Diamond Bar first class flight packages

The Velvet Rope
Dec 27 - Jan 3
Chicago (CHI) to Los Angeles (LAX)
Reviewed on Apr 30, 2024

Drift Palm Springs, a Member of Design Hotels
Dec 27 - Jan 3
Chicago (CHI) to Los Angeles (LAX)
Reviewed on Jul 6, 2025

Fleur Noire Hotel - 21 and Over
Dec 27 - Jan 3
Chicago (CHI) to Los Angeles (LAX)
Reviewed on Sep 25, 2025
More About Flying To Diamond Bar from Chicago
Route Information for Flights from Chicago to Diamond Bar
Origin Airport IATA Code | CHI |
|---|---|
Destination Airport IATA Code | QLA |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
Chicago to Diamond Bar
Orbitz guarantees you low prices on flights from Chicago to Diamond Bar. In addition to low fares on Chicago to Diamond Bar flights, Orbitz offers fantastic savings on hotels, cruises, vacation packages, and more.
Earn Miles While Saving
Besides helping you fly for the lowest fares, Orbitz lets you earn miles for your frequent flyer program for certain flights from Chicago to Diamond Bar. If you are a member of the frequent flyer or loyalty program offered by the airline you booked through Orbitz or a partner airline’s, simply add your frequent flyer number to your Orbitz reservation to get credit for your Chicago to Diamond Bar flights.
Travel Planning Made Easy
We help take some of the anxiety out of your Chicago to Diamond Bar flights with free flight alerts. We will let you know of flight changes and delays to your flights from Chicago to Diamond Bar by email, voicemail, or text messages to your mobile phone. Alerts can also be sent to up to six other contacts to keep family and business teams informed.
Use Mobile Apps with Orbitz
Orbitz lets you find the best deals on Chicago to Diamond Bar flights while on the go, with our easy-to-use Android and iPhone mobile apps. Easily check flight status, gate numbers, and other flight details all in one place with our app—which is great when you are in a hurry. You can use the apps to access great mobile deals on flights and amazing hotel rooms.
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Diamond Bar Airports
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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.
Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.
Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.



