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$79+ Cheap flights from Riverside, CA to Chicago (CHI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — CHI
Jul 30 — Aug 61
Wed 7/30
Wed 8/6
1 adult, Economy
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Cheapflights Tip: The best prices from Riverside to Chicago are usually found in February or May, booked 76 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Riverside to Chicago

Keep the following information in mind while searching for Riverside to Chicago flight deals. Data was last updated July 25, 2025.

Round-trip from

$163
(Kiwi.com)

One-way from

$79
(Frontier)

Popular in

December

Cheapest in

February

Average price

$303
From Riverside to Chicago (CHI)
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One-way flight from Riverside to Chicago (CHI)
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Highest demand for flights based on searches. 7% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Riverside to Chicago

Cheapest flights from Riverside to Chicago
Explore the most affordable flight options available from Riverside to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1011:20 pmLAX - ORD
Nonstop4h 05mSpirit Airlines
Tue 8/197:09 pmORD - LAX
Nonstop4h 27mSpirit Airlines
Deal found 7/22$163
This CheapOair deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/66:00 amLAX - ORD
1 stop6h 13mMultiple Airlines
Fri 8/86:10 amORD - LAX
Nonstop4h 29mMultiple Airlines
Deal found 7/22$164
This Kiwi.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/294:49 pmLAX - ORD
Nonstop4h 22mFrontier
Sat 8/306:20 amORD - LAX
Nonstop4h 29mFrontier
Deal found 7/24$167
This Mytrip deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/49:36 amLAX - RFD
1 stop7h 16mMultiple Airlines
Sun 9/79:16 pmRFD - LAX
1 stop15h 30mMultiple Airlines
Deal found 7/22$181
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2311:15 pmLAX - MDW
Nonstop3h 55mSouthwest
Sat 8/305:25 pmMDW - LAX
Nonstop4h 20mSouthwest
Deal found 7/24$197
This American Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/232:58 pmLAX - ORD
Nonstop4h 12mAmerican Airlines
Sat 8/306:03 pmORD - LAX
Nonstop4h 24mAmerican Airlines
Deal found 7/22$198
This Delta deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/69:03 amLAX - MDW
1 stop7h 34mDelta
Tue 9/99:15 amMDW - LAX
1 stop7h 44mDelta
Deal found 7/24$217
This Frontier deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/59:25 pmLAX - MDW
1 stop11h 15mFrontier
Sat 8/92:44 pmMDW - LAX
1 stop11h 43mFrontier
Deal found 7/24$238

Cheapflights Fare Finder

 
Customize your flight search to find flights from Riverside to Chicago that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 25, 2025.
Use the filters below to find and compare flights from Riverside to Chicago that are best for you.

Fly from

Riverside

Fly to

Chicago

Route

Depart

Return

Price

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Sun 8/10

11:20 pm-5:25 am

Nonstop4h 05m

Chicago O'Hare Intl

Tue 8/19

7:09 pm-9:36 pm

Nonstop4h 27m

$163

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Wed 8/6

6:00 am-2:13 pm

1 stop6h 13m

Chicago O'Hare Intl

Fri 8/8

6:10 am-8:39 am

Nonstop4h 29m

$164

Los AngelesChicago

LAX - RFD

LAXRFD

Los Angeles

Thu 9/4

9:36 am-6:52 pm

1 stop7h 16m

Chicago Greater Rockford

Sun 9/7

9:16 pm-10:46 am

1 stop15h 30m

$181

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Thu 8/28

4:49 pm-11:11 pm

Nonstop4h 22m

Chicago O'Hare Intl

Sat 9/6

7:00 am-9:29 am

Nonstop4h 29m

$184

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

Sat 8/23

11:15 pm-5:10 am

Nonstop3h 55m

Chicago Midway

Sat 8/30

5:25 pm-7:45 pm

Nonstop4h 20m

$197

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Fri 8/29

6:15 pm-12:29 am

Nonstop4h 14m

Chicago O'Hare Intl

Wed 9/3

6:25 pm-9:00 pm

Nonstop4h 35m

$205

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

Sat 9/6

9:03 am-6:37 pm

1 stop7h 34m

Chicago Midway

Tue 9/9

9:15 am-2:59 pm

1 stop7h 44m

$217

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

Tue 8/5

9:25 pm-10:40 am

1 stop11h 15m

Chicago Midway

Sat 8/9

2:44 pm-12:27 am

1 stop11h 43m

$238

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Sat 8/2

4:24 pm-10:46 pm

Nonstop4h 22m

$79

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Sat 8/2

10:18 am-4:28 pm

Nonstop4h 10m

$80

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Showing 1-10 of 21 results
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2
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Best time to book a flight from Riverside to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Riverside with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Riverside to Chicago

How far ahead should I book a flight from Riverside to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Riverside to Chicago. Price data was last updated on July 18, 2025.

The best time to book flights from Riverside to Chicago is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Riverside to Chicago?

Currently, August is the cheapest month in which you can book a flight from Riverside to Chicago (average of $245). Flying from Riverside to Chicago in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from R1V to CHI?

Find hourly flight availability from Riverside to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 25, 2025.

When flying from Riverside to Chicago, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Riverside to Chicago?

Use this chart to determine the cheapest time to fly round-trip from Riverside to Chicago. Price data was last updated on July 20, 2025.

Travelers seeking maximum savings on their Riverside to Chicago flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Riverside to Chicago

Explore weekly flight availability from Riverside to Chicago. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 25, 2025.

The most flights from R1V to CHI are scheduled on a Thursday (141 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (89 on average).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated July 25, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Riverside to Chicago. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,235 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,967 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,595 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,876 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Riverside to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Riverside to Chicago one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $79. However, be on the lookout for offers from Spirit Airlines and Southwest, as they are both options that can get you from Riverside to Chicago for a low price.

  • What are the most popular routes from Riverside to Chicago?

    The most popular route from Riverside to Chicago is Los Angeles - Chicago O'Hare Intl. You may also consider Los Angeles - Chicago Midway or Los Angeles - Chicago Greater Rockford.

  • What are the most reliable airlines from Riverside to Chicago?

    Before booking your flight to Chicago from Riverside, check out the most reliable airlines to get you to your destination on time: Austrian Airlines (96%), China Southern (93%), Finnair( 89%).

  • What are the cheapest flights from Riverside to Chicago?

    Looking for the cheapest flight from Riverside to Chicago? While on average our users pay $1,053, our data indicates the cheapest price to be $89. The most popular route (Los Angeles - Chicago O'Hare Intl), is priced around $116.

  • Can I find deals for flights from Riverside to Chicago that include hotel bookings?

    Yes. In addition to deals on Riverside to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Riverside to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Riverside to Chicago.

  • Can I find deals for business class flights from Riverside to Chicago?

    Yes. Cheapflights offers flight deals from Riverside to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Riverside to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Riverside to Chicago (average of $245). Flying from Riverside to Chicago in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
Lansing
Hammond
Benton Harbor
Porter
Valparaiso
Chesterton

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Top 9 airlines flying from Riverside to Chicago

Discover the top 9 airlines that operate flights from Riverside to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$54Average$121FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$67Average$199FlexibilityNo cancel feeOn-time65%
FrontierCheapest$97Average$218FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$130Average$346FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$149Average$376FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$157Average$424FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$182Average$398FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$190Average$421FlexibilityNo cancel feeOn-time75%
DeltaCheapest$241Average$404FlexibilityNo cancel feeOn-timeN/A

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