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$104+ Cheap flights from Fremont, 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CHI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Fremont to Chicago are usually found in February or January, booked 34 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from Fremont to Chicago

Keep the following information in mind while searching for Fremont to Chicago flight deals. Data was last updated June 12, 2025.

Round-trip from

$207
(Alaska Airlines)

One-way from

$104
(iWofly)

Popular in

December

Cheapest in

February

Average price

$354
From Fremont to Chicago (CHI)
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One-way flight from Fremont to Chicago (CHI)
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Highest demand for flights based on searches. 6% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Fremont to Chicago

Cheapest flights from Fremont to Chicago
Explore the most affordable flight options available from Fremont to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2311:25 pmSFO - ORD
Nonstop4h 14mUnited Airlines
Mon 7/286:20 pmORD - SFO
Nonstop4h 49mUnited Airlines
Deal found 6/11$207
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1311:55 amSFO - ORD
Nonstop4h 23mAlaska Airlines
Tue 8/191:03 pmORD - SFO
1 stop10h 09mAlaska Airlines
Deal found 6/11$208
This Southwest deal was found by Cheapflights users on 6/11. 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 8/166:50 amSFO - MDW
1 stop9h 35mSouthwest
Tue 8/194:00 pmMDW - SFO
2 stops7h 40mSouthwest
Deal found 6/11$209
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Tue 7/152:45 pmSFO - ORD
1 stop7h 14mHawaiian Airlines
Tue 7/227:18 pmORD - SFO
Nonstop4h 48mHawaiian Airlines
Deal found 6/10$209
This Southwest deal was found by Cheapflights users on 6/10. 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.
Mon 6/309:00 pmSFO - ORD
1 stop12h 50mSouthwest
Wed 7/95:25 pmORD - SFO
1 stop7h 45mSouthwest
Deal found 6/10$213
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 8/1511:08 pmSFO - ORD
Nonstop4h 16mAmerican Airlines
Wed 8/206:45 amORD - SFO
Nonstop4h 33mAmerican Airlines
Deal found 6/12$219
This WAYA deal was found by Cheapflights users on 6/12. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/146:40 pmSFO - ORD
1 stop9h 23mMultiple Airlines
Tue 7/227:18 pmORD - SFO
Nonstop4h 48mMultiple Airlines
Deal found 6/12$221
This Frontier deal was found by Cheapflights users on 6/11. 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.
Fri 7/45:45 amSFO - ORD
1 stop13h 11mFrontier
Sat 7/121:39 pmORD - SFO
1 stop8h 00mFrontier
Deal found 6/11$242
This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1810:29 pmSFO - MDW
1 stop8h 33mFrontier
Thu 8/213:52 pmMDW - SFO
1 stop8h 58mFrontier
Deal found 6/10$252
This Delta deal was found by Cheapflights users on 6/11. 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.
Tue 8/2612:35 amSFO - MDW
1 stop6h 15mDelta
Thu 9/410:11 amMDW - SFO
1 stop10h 41mDelta
Deal found 6/11$257
This Delta deal was found by Cheapflights users on 6/10. 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.
Fri 7/41:30 pmSFO - ORD
1 stop6h 39mDelta
Mon 7/146:15 pmORD - SFO
1 stop8h 04mDelta
Deal found 6/10$267
This Mytrip deal was found by Cheapflights users on 6/9. 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 9/46:18 pmSFO - RFD
2 stops18h 07mMultiple Airlines
Mon 9/810:37 amRFD - SFO
2 stops27h 25mMultiple Airlines
Deal found 6/9$395

Cheapflights Fare Finder

Customize your flight search to find flights from Fremont 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 June 12, 2025.
Use the filters below to find and compare flights from Fremont to Chicago that are best for you.

Fly from

Fremont

Fly to

Chicago

Route

Depart

Return

Price

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Wed 7/23

11:25 pm-5:39 am

Nonstop4h 14m

Chicago O'Hare Intl

Mon 7/28

6:20 pm-9:09 pm

Nonstop4h 49m

$207

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Wed 8/13

6:53 pm-5:40 am

1 stop8h 47m

Chicago O'Hare Intl

Sat 8/16

7:18 pm-10:06 pm

Nonstop4h 48m

$208

San FranciscoChicago

SFO - MDW

SFOMDW

San Francisco

Sat 8/16

6:50 am-6:25 pm

1 stop9h 35m

Chicago Midway

Tue 8/19

4:00 pm-9:40 pm

2 stops7h 40m

$209

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Mon 6/30

9:00 pm-11:50 am

1 stop12h 50m

Chicago O'Hare Intl

Wed 7/9

5:25 pm-11:10 pm

1 stop7h 45m

$213

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Fri 8/15

11:08 pm-5:24 am

Nonstop4h 16m

Chicago O'Hare Intl

Wed 8/20

6:45 am-9:18 am

Nonstop4h 33m

$219

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Mon 7/14

6:40 pm-6:03 am

1 stop9h 23m

Chicago O'Hare Intl

Tue 7/22

7:18 pm-10:06 pm

Nonstop4h 48m

$221

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 8/5

7:49 pm-5:40 am

1 stop7h 51m

Chicago O'Hare Intl

Thu 8/7

7:18 pm-10:06 pm

Nonstop4h 48m

$227

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Fri 7/4

5:45 am-8:56 pm

1 stop13h 11m

Chicago O'Hare Intl

Sat 7/12

1:39 pm-7:39 pm

1 stop8h 00m

$242

San FranciscoChicago

SFO - MDW

SFOMDW

San Francisco

Mon 8/18

10:29 pm-9:02 am

1 stop8h 33m

Chicago Midway

Thu 8/21

3:52 pm-10:50 pm

1 stop8h 58m

$252

San FranciscoChicago

SFO - MDW

SFOMDW

San Francisco

Tue 8/26

12:35 am-8:50 am

1 stop6h 15m

Chicago Midway

Thu 9/4

10:11 am-6:52 pm

1 stop10h 41m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 26 results
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Best time to book a flight from Fremont to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Fremont 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 Fremont to Chicago

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

Use this chart to determine the optimal time to book a round-trip flight from Fremont to Chicago. Price data was last updated on June 9, 2025.

Booking 34 days in advance of your planned departure date is, on average, the best time to get cheap flights from Fremont to Chicago. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Fremont to Chicago (average of $245). Flying from Fremont 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 FR8 to CHI?

Find hourly flight availability from Fremont 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Fremont to Chicago as you normally would.

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

Use this chart to determine the cheapest time to fly round-trip from Fremont to Chicago. Price data was last updated on June 30, 2024.

Travelers seeking maximum savings on their Fremont to Chicago flight should consider departing on Wednesday 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 Fremont to Chicago

Explore weekly flight availability from Fremont 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 June 12, 2025.

The most flights from FR8 to CHI are scheduled on a Thursday (99 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (53 on average).

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 June 12, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Fremont to Chicago have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

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

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

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 Fremont 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 Fremont to Chicago one-way?

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $104. However, be on the lookout for offers from Southwest and Hawaiian Airlines, as they are both options that can get you from Fremont to Chicago for a low price.

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

    When deciding which route to take from Fremont to Chicago consider San Francisco - Chicago O'Hare Intl, San Francisco - Chicago Midway or San Francisco - Chicago Greater Rockford as they are the most popular.

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

    No one likes to see their flight delayed. When booking a flight from Fremont to Chicago consider choosing Fiji Airways (100%), China Southern (91%) or Alaska Airlines (89%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Fremont to Chicago?

    On average you can expect to pay $1,218 for a flight from Fremont to Chicago. The cheapest flight overall is $101 while the most popular route, (San Francisco - Chicago O'Hare Intl) is currently priced at $179.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Fremont 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 Fremont to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Fremont to Chicago (average of $245). Flying from Fremont 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 Fremont?

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

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Fremont to Chicago

Discover the top 8 airlines that operate flights from Fremont 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$48Average$238FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$108Average$251FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$108Average$288FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$133Average$393FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$138Average$305FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$197Average$414FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$209Average$424FlexibilityNo cancel feeOn-time63%
DeltaCheapest$236Average$334FlexibilityNo cancel feeOn-timeN/A

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